refactor(chat): split monolithic chat interface into typed modules and hooks

Replace the legacy monolithic ChatInterface.jsx implementation with a modular TypeScript architecture centered around a small orchestration component (ChatInterface.tsx).

Core architecture changes:
- Remove src/components/ChatInterface.jsx and add src/components/ChatInterface.tsx as a thin coordinator that wires provider state, session state, realtime WebSocket handlers, and composer behavior via dedicated hooks.
- Update src/components/MainContent.tsx to use typed ChatInterface directly (remove AnyChatInterface cast).

State ownership and hook extraction:
- Add src/hooks/chat/useChatProviderState.ts to centralize provider/model/permission-mode state, provider/session synchronization, cursor model bootstrap from backend config, and pending permission request scoping.
- Add src/hooks/chat/useChatSessionState.ts to own chat/session lifecycle state: session loading, cursor/claude/codex history loading, pagination, scroll restoration, visible-window slicing, token budget loading, persisted chat hydration, and processing-state restoration.
- Add src/hooks/chat/useChatRealtimeHandlers.ts to isolate WebSocket event processing for Claude/Cursor/Codex, including session filtering, streaming chunk buffering, session-created/pending-session transitions, permission request queueing/cancellation, completion/error handling, and session status updates.
- Add src/hooks/chat/useChatComposerState.ts to own composer-local state and interactions: input/draft persistence, textarea sizing and keyboard behavior, slash command execution, file mentions, image attachment/drop/paste workflow, submit/abort flows, permission decision responses, and transcript insertion.

UI modularization under src/components/chat:
- Add view/ChatMessagesPane.tsx for message list rendering, loading/empty states, pagination affordances, and thinking indicator.
- Add view/ChatComposer.tsx for composer shell layout and input area composition.
- Add view/ChatInputControls.tsx for mode toggles, token display, command launcher, clear-input, and scroll-to-bottom controls.
- Add view/PermissionRequestsBanner.tsx for explicit tool-permission review actions (allow once / allow & remember / deny).
- Add view/ProviderSelectionEmptyState.tsx for provider and model selection UX plus task starter integration.
- Add messages/MessageComponent.tsx and markdown/Markdown.tsx to isolate message rendering concerns, markdown/code rendering, and rich tool-output presentation.
- Add input/ImageAttachment.tsx for attachment previews/removal/progress/error overlay rendering.

Shared chat typing and utilities:
- Add src/components/chat/types.ts with shared types for providers, permission mode, message/tool payloads, pending permission requests, and ChatInterfaceProps.
- Add src/components/chat/utils/chatFormatting.ts for html decoding, code fence normalization, regex escaping, math-safe unescaping, and usage-limit text formatting.
- Add src/components/chat/utils/chatPermissions.ts for permission rule derivation, suggestion generation, and grant flow.
- Add src/components/chat/utils/chatStorage.ts for resilient localStorage access, quota handling, and normalized Claude settings retrieval.
- Add src/components/chat/utils/messageTransforms.ts for session message normalization (Claude/Codex/Cursor) and cached diff computation utilities.

Command/file input ergonomics:
- Add src/hooks/chat/useSlashCommands.ts for slash command fetching, usage-based ranking, fuzzy filtering, keyboard navigation, and command history persistence.
- Add src/hooks/chat/useFileMentions.tsx for project file flattening, @mention suggestions, mention highlighting, and keyboard/file insertion behavior.

TypeScript support additions:
- Add src/types/react-syntax-highlighter.d.ts module declarations to type-check markdown code highlighting imports.

Behavioral intent:
- Preserve existing chat behavior and provider flows while improving readability, separation of concerns, and future refactorability.
- Move state closer to the components/hooks that own it, reducing cross-cutting concerns in the top-level chat component.
This commit is contained in:
Haileyesus
2026-02-08 17:12:16 +03:00
parent cdc03e754f
commit 1d8b70f614
23 changed files with 6912 additions and 5698 deletions

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@@ -0,0 +1,351 @@
import React, { useCallback, useEffect, useRef } from 'react';
import QuickSettingsPanel from './QuickSettingsPanel';
import { useTasksSettings } from '../contexts/TasksSettingsContext';
import { useTranslation } from 'react-i18next';
import ChatMessagesPane from './chat/view/ChatMessagesPane';
import ChatComposer from './chat/view/ChatComposer';
import type { ChatInterfaceProps } from './chat/types';
import { useChatProviderState } from '../hooks/chat/useChatProviderState';
import { useChatSessionState } from '../hooks/chat/useChatSessionState';
import { useChatRealtimeHandlers } from '../hooks/chat/useChatRealtimeHandlers';
import { useChatComposerState } from '../hooks/chat/useChatComposerState';
import type { Provider } from './chat/types';
type PendingViewSession = {
sessionId: string | null;
startedAt: number;
};
function ChatInterface({
selectedProject,
selectedSession,
ws,
sendMessage,
latestMessage,
onFileOpen,
onInputFocusChange,
onSessionActive,
onSessionInactive,
onSessionProcessing,
onSessionNotProcessing,
processingSessions,
onReplaceTemporarySession,
onNavigateToSession,
onShowSettings,
autoExpandTools,
showRawParameters,
showThinking,
autoScrollToBottom,
sendByCtrlEnter,
externalMessageUpdate,
onShowAllTasks,
}: ChatInterfaceProps) {
const { tasksEnabled, isTaskMasterInstalled } = useTasksSettings();
const { t } = useTranslation('chat');
const streamBufferRef = useRef('');
const streamTimerRef = useRef<number | null>(null);
const pendingViewSessionRef = useRef<PendingViewSession | null>(null);
const resetStreamingState = useCallback(() => {
if (streamTimerRef.current) {
clearTimeout(streamTimerRef.current);
streamTimerRef.current = null;
}
streamBufferRef.current = '';
}, []);
const {
provider,
setProvider,
cursorModel,
setCursorModel,
claudeModel,
setClaudeModel,
codexModel,
setCodexModel,
permissionMode,
pendingPermissionRequests,
setPendingPermissionRequests,
cyclePermissionMode,
} = useChatProviderState({
selectedSession,
});
const {
chatMessages,
setChatMessages,
isLoading,
setIsLoading,
currentSessionId,
setCurrentSessionId,
sessionMessages,
setSessionMessages,
isLoadingSessionMessages,
isLoadingMoreMessages,
hasMoreMessages,
totalMessages,
isSystemSessionChange,
setIsSystemSessionChange,
canAbortSession,
setCanAbortSession,
isUserScrolledUp,
setIsUserScrolledUp,
tokenBudget,
setTokenBudget,
visibleMessageCount,
visibleMessages,
loadEarlierMessages,
claudeStatus,
setClaudeStatus,
createDiff,
scrollContainerRef,
scrollToBottom,
handleScroll,
} = useChatSessionState({
selectedProject,
selectedSession,
ws,
sendMessage,
autoScrollToBottom,
externalMessageUpdate,
processingSessions,
resetStreamingState,
pendingViewSessionRef,
});
const {
input,
setInput,
textareaRef,
inputHighlightRef,
isTextareaExpanded,
thinkingMode,
setThinkingMode,
slashCommandsCount,
filteredCommands,
frequentCommands,
commandQuery,
showCommandMenu,
selectedCommandIndex,
resetCommandMenuState,
handleCommandSelect,
handleToggleCommandMenu,
showFileDropdown,
filteredFiles,
selectedFileIndex,
renderInputWithMentions,
selectFile,
attachedImages,
setAttachedImages,
uploadingImages,
imageErrors,
getRootProps,
getInputProps,
isDragActive,
openImagePicker,
handleSubmit,
handleInputChange,
handleKeyDown,
handlePaste,
handleTextareaClick,
handleTextareaInput,
syncInputOverlayScroll,
handleClearInput,
handleAbortSession,
handleTranscript,
handlePermissionDecision,
handleGrantToolPermission,
handleInputFocusChange,
} = useChatComposerState({
selectedProject,
selectedSession,
currentSessionId,
provider,
permissionMode,
cyclePermissionMode,
cursorModel,
claudeModel,
codexModel,
isLoading,
canAbortSession,
tokenBudget,
sendMessage,
sendByCtrlEnter,
onSessionActive,
onInputFocusChange,
onFileOpen,
onShowSettings,
pendingViewSessionRef,
scrollToBottom,
setChatMessages,
setSessionMessages,
setIsLoading,
setCanAbortSession,
setClaudeStatus,
setIsUserScrolledUp,
setPendingPermissionRequests,
});
useChatRealtimeHandlers({
latestMessage,
provider,
selectedProject,
selectedSession,
currentSessionId,
setCurrentSessionId,
setChatMessages,
setIsLoading,
setCanAbortSession,
setClaudeStatus,
setTokenBudget,
setIsSystemSessionChange,
setPendingPermissionRequests,
pendingViewSessionRef,
streamBufferRef,
streamTimerRef,
onSessionInactive,
onSessionProcessing,
onSessionNotProcessing,
onReplaceTemporarySession,
onNavigateToSession,
});
useEffect(() => {
if (currentSessionId && isLoading && onSessionProcessing) {
onSessionProcessing(currentSessionId);
}
}, [currentSessionId, isLoading, onSessionProcessing]);
useEffect(() => {
return () => {
resetStreamingState();
};
}, [resetStreamingState]);
if (!selectedProject) {
return (
<div className="flex items-center justify-center h-full">
<div className="text-center text-gray-500 dark:text-gray-400">
<p>Select a project to start chatting with Claude</p>
</div>
</div>
);
}
return (
<>
<div className="h-full flex flex-col">
<ChatMessagesPane
scrollContainerRef={scrollContainerRef}
onWheel={handleScroll}
onTouchMove={handleScroll}
isLoadingSessionMessages={isLoadingSessionMessages}
chatMessages={chatMessages}
selectedSession={selectedSession}
currentSessionId={currentSessionId}
provider={provider}
setProvider={(nextProvider) => setProvider(nextProvider as Provider)}
textareaRef={textareaRef}
claudeModel={claudeModel}
setClaudeModel={setClaudeModel}
cursorModel={cursorModel}
setCursorModel={setCursorModel}
codexModel={codexModel}
setCodexModel={setCodexModel}
tasksEnabled={tasksEnabled}
isTaskMasterInstalled={isTaskMasterInstalled}
onShowAllTasks={onShowAllTasks}
setInput={setInput}
isLoadingMoreMessages={isLoadingMoreMessages}
hasMoreMessages={hasMoreMessages}
totalMessages={totalMessages}
sessionMessagesCount={sessionMessages.length}
visibleMessageCount={visibleMessageCount}
visibleMessages={visibleMessages}
loadEarlierMessages={loadEarlierMessages}
createDiff={createDiff}
onFileOpen={onFileOpen}
onShowSettings={onShowSettings}
onGrantToolPermission={handleGrantToolPermission}
autoExpandTools={autoExpandTools}
showRawParameters={showRawParameters}
showThinking={showThinking}
selectedProject={selectedProject}
isLoading={isLoading}
/>
<ChatComposer
pendingPermissionRequests={pendingPermissionRequests}
handlePermissionDecision={handlePermissionDecision}
handleGrantToolPermission={handleGrantToolPermission}
claudeStatus={claudeStatus}
isLoading={isLoading}
onAbortSession={handleAbortSession}
provider={provider}
permissionMode={permissionMode}
onModeSwitch={cyclePermissionMode}
thinkingMode={thinkingMode}
setThinkingMode={setThinkingMode}
tokenBudget={tokenBudget}
slashCommandsCount={slashCommandsCount}
onToggleCommandMenu={handleToggleCommandMenu}
hasInput={Boolean(input.trim())}
onClearInput={handleClearInput}
isUserScrolledUp={isUserScrolledUp}
hasMessages={chatMessages.length > 0}
onScrollToBottom={scrollToBottom}
onSubmit={handleSubmit}
isDragActive={isDragActive}
attachedImages={attachedImages}
onRemoveImage={(index) =>
setAttachedImages((previous) =>
previous.filter((_, currentIndex) => currentIndex !== index),
)
}
uploadingImages={uploadingImages}
imageErrors={imageErrors}
showFileDropdown={showFileDropdown}
filteredFiles={filteredFiles}
selectedFileIndex={selectedFileIndex}
onSelectFile={selectFile}
filteredCommands={filteredCommands}
selectedCommandIndex={selectedCommandIndex}
onCommandSelect={handleCommandSelect}
onCloseCommandMenu={resetCommandMenuState}
isCommandMenuOpen={showCommandMenu}
frequentCommands={commandQuery ? [] : frequentCommands}
getRootProps={getRootProps as (...args: unknown[]) => Record<string, unknown>}
getInputProps={getInputProps as (...args: unknown[]) => Record<string, unknown>}
openImagePicker={openImagePicker}
inputHighlightRef={inputHighlightRef}
renderInputWithMentions={renderInputWithMentions}
textareaRef={textareaRef}
input={input}
onInputChange={handleInputChange}
onTextareaClick={handleTextareaClick}
onTextareaKeyDown={handleKeyDown}
onTextareaPaste={handlePaste}
onTextareaScrollSync={syncInputOverlayScroll}
onTextareaInput={handleTextareaInput}
onInputFocusChange={handleInputFocusChange}
placeholder={t('input.placeholder', {
provider:
provider === 'cursor'
? t('messageTypes.cursor')
: provider === 'codex'
? t('messageTypes.codex')
: t('messageTypes.claude'),
})}
isTextareaExpanded={isTextareaExpanded}
sendByCtrlEnter={sendByCtrlEnter}
onTranscript={handleTranscript}
/>
</div>
<QuickSettingsPanel />
</>
);
}
export default React.memo(ChatInterface);

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@@ -18,7 +18,6 @@ import { useUiPreferences } from '../hooks/useUiPreferences';
import { useEditorSidebar } from '../hooks/main-content/useEditorSidebar';
import type { Project } from '../types/app';
const AnyChatInterface = ChatInterface as any;
const AnyStandaloneShell = StandaloneShell as any;
const AnyGitPanel = GitPanel as any;
@@ -113,7 +112,7 @@ function MainContent({
<div className={`flex-1 flex flex-col min-h-0 overflow-hidden ${editorExpanded ? 'hidden' : ''}`}>
<div className={`h-full ${activeTab === 'chat' ? 'block' : 'hidden'}`}>
<ErrorBoundary showDetails>
<AnyChatInterface
<ChatInterface
selectedProject={selectedProject}
selectedSession={selectedSession}
ws={ws}

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import { useEffect, useState } from 'react';
interface ImageAttachmentProps {
file: File;
onRemove: () => void;
uploadProgress?: number;
error?: string;
}
const ImageAttachment = ({ file, onRemove, uploadProgress, error }: ImageAttachmentProps) => {
const [preview, setPreview] = useState<string | undefined>(undefined);
useEffect(() => {
const url = URL.createObjectURL(file);
setPreview(url);
return () => URL.revokeObjectURL(url);
}, [file]);
return (
<div className="relative group">
<img src={preview} alt={file.name} className="w-20 h-20 object-cover rounded" />
{uploadProgress !== undefined && uploadProgress < 100 && (
<div className="absolute inset-0 bg-black/50 flex items-center justify-center">
<div className="text-white text-xs">{uploadProgress}%</div>
</div>
)}
{error && (
<div className="absolute inset-0 bg-red-500/50 flex items-center justify-center">
<svg className="w-6 h-6 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M6 18L18 6M6 6l12 12" />
</svg>
</div>
)}
<button
onClick={onRemove}
className="absolute -top-2 -right-2 bg-red-500 text-white rounded-full p-1 opacity-0 group-hover:opacity-100"
>
<svg className="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M6 18L18 6M6 6l12 12" />
</svg>
</button>
</div>
);
};
export default ImageAttachment;

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@@ -0,0 +1,188 @@
import React, { useMemo, useState } from 'react';
import ReactMarkdown from 'react-markdown';
import remarkGfm from 'remark-gfm';
import remarkMath from 'remark-math';
import rehypeKatex from 'rehype-katex';
import { Prism as SyntaxHighlighter } from 'react-syntax-highlighter';
import { oneDark } from 'react-syntax-highlighter/dist/esm/styles/prism';
import { useTranslation } from 'react-i18next';
import { normalizeInlineCodeFences } from '../utils/chatFormatting';
type MarkdownProps = {
children: React.ReactNode;
className?: string;
};
type CodeBlockProps = {
node?: any;
inline?: boolean;
className?: string;
children?: React.ReactNode;
};
const CodeBlock = ({ node, inline, className, children, ...props }: CodeBlockProps) => {
const { t } = useTranslation('chat');
const [copied, setCopied] = useState(false);
const raw = Array.isArray(children) ? children.join('') : String(children ?? '');
const looksMultiline = /[\r\n]/.test(raw);
const inlineDetected = inline || (node && node.type === 'inlineCode');
const shouldInline = inlineDetected || !looksMultiline;
if (shouldInline) {
return (
<code
className={`font-mono text-[0.9em] px-1.5 py-0.5 rounded-md bg-gray-100 text-gray-900 border border-gray-200 dark:bg-gray-800/60 dark:text-gray-100 dark:border-gray-700 whitespace-pre-wrap break-words ${
className || ''
}`}
{...props}
>
{children}
</code>
);
}
const match = /language-(\w+)/.exec(className || '');
const language = match ? match[1] : 'text';
const textToCopy = raw;
const handleCopy = () => {
const doSet = () => {
setCopied(true);
setTimeout(() => setCopied(false), 1500);
};
try {
if (navigator && navigator.clipboard && navigator.clipboard.writeText) {
navigator.clipboard.writeText(textToCopy).then(doSet).catch(() => {
const ta = document.createElement('textarea');
ta.value = textToCopy;
ta.style.position = 'fixed';
ta.style.opacity = '0';
document.body.appendChild(ta);
ta.select();
try {
document.execCommand('copy');
} catch {}
document.body.removeChild(ta);
doSet();
});
} else {
const ta = document.createElement('textarea');
ta.value = textToCopy;
ta.style.position = 'fixed';
ta.style.opacity = '0';
document.body.appendChild(ta);
ta.select();
try {
document.execCommand('copy');
} catch {}
document.body.removeChild(ta);
doSet();
}
} catch {}
};
return (
<div className="relative group my-2">
{language && language !== 'text' && (
<div className="absolute top-2 left-3 z-10 text-xs text-gray-400 font-medium uppercase">{language}</div>
)}
<button
type="button"
onClick={handleCopy}
className="absolute top-2 right-2 z-10 opacity-0 group-hover:opacity-100 focus:opacity-100 active:opacity-100 transition-opacity text-xs px-2 py-1 rounded-md bg-gray-700/80 hover:bg-gray-700 text-white border border-gray-600"
title={copied ? t('codeBlock.copied') : t('codeBlock.copyCode')}
aria-label={copied ? t('codeBlock.copied') : t('codeBlock.copyCode')}
>
{copied ? (
<span className="flex items-center gap-1">
<svg className="w-3.5 h-3.5" viewBox="0 0 20 20" fill="currentColor">
<path
fillRule="evenodd"
d="M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z"
clipRule="evenodd"
/>
</svg>
{t('codeBlock.copied')}
</span>
) : (
<span className="flex items-center gap-1">
<svg
className="w-3.5 h-3.5"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2"
strokeLinecap="round"
strokeLinejoin="round"
>
<rect x="9" y="9" width="13" height="13" rx="2" ry="2"></rect>
<path d="M5 15H4a2 2 0 01-2-2V4a2 2 0 012-2h9a2 2 0 012 2v1"></path>
</svg>
{t('codeBlock.copy')}
</span>
)}
</button>
<SyntaxHighlighter
language={language}
style={oneDark}
customStyle={{
margin: 0,
borderRadius: '0.5rem',
fontSize: '0.875rem',
padding: language && language !== 'text' ? '2rem 1rem 1rem 1rem' : '1rem',
}}
codeTagProps={{
style: {
fontFamily:
'ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace',
},
}}
>
{raw}
</SyntaxHighlighter>
</div>
);
};
const markdownComponents = {
code: CodeBlock,
blockquote: ({ children }: { children?: React.ReactNode }) => (
<blockquote className="border-l-4 border-gray-300 dark:border-gray-600 pl-4 italic text-gray-600 dark:text-gray-400 my-2">
{children}
</blockquote>
),
a: ({ href, children }: { href?: string; children?: React.ReactNode }) => (
<a href={href} className="text-blue-600 dark:text-blue-400 hover:underline" target="_blank" rel="noopener noreferrer">
{children}
</a>
),
p: ({ children }: { children?: React.ReactNode }) => <div className="mb-2 last:mb-0">{children}</div>,
table: ({ children }: { children?: React.ReactNode }) => (
<div className="overflow-x-auto my-2">
<table className="min-w-full border-collapse border border-gray-200 dark:border-gray-700">{children}</table>
</div>
),
thead: ({ children }: { children?: React.ReactNode }) => <thead className="bg-gray-50 dark:bg-gray-800">{children}</thead>,
th: ({ children }: { children?: React.ReactNode }) => (
<th className="px-3 py-2 text-left text-sm font-semibold border border-gray-200 dark:border-gray-700">{children}</th>
),
td: ({ children }: { children?: React.ReactNode }) => (
<td className="px-3 py-2 align-top text-sm border border-gray-200 dark:border-gray-700">{children}</td>
),
};
export function Markdown({ children, className }: MarkdownProps) {
const content = normalizeInlineCodeFences(String(children ?? ''));
const remarkPlugins = useMemo(() => [remarkGfm, remarkMath], []);
const rehypePlugins = useMemo(() => [rehypeKatex], []);
return (
<div className={className}>
<ReactMarkdown remarkPlugins={remarkPlugins} rehypePlugins={rehypePlugins} components={markdownComponents as any}>
{content}
</ReactMarkdown>
</div>
);
}

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@@ -0,0 +1,92 @@
import type { Project, ProjectSession, SessionProvider } from '../../types/app';
export type Provider = SessionProvider;
export type PermissionMode = 'default' | 'acceptEdits' | 'bypassPermissions' | 'plan';
export interface ChatImage {
data: string;
name: string;
}
export interface ToolResult {
content?: unknown;
isError?: boolean;
timestamp?: string | number | Date;
toolUseResult?: unknown;
[key: string]: unknown;
}
export interface ChatMessage {
type: string;
content?: string;
timestamp: string | number | Date;
images?: ChatImage[];
reasoning?: string;
isThinking?: boolean;
isStreaming?: boolean;
isInteractivePrompt?: boolean;
isToolUse?: boolean;
toolName?: string;
toolInput?: unknown;
toolResult?: ToolResult | null;
toolId?: string;
toolCallId?: string;
[key: string]: unknown;
}
export interface ClaudeSettings {
allowedTools: string[];
disallowedTools: string[];
skipPermissions: boolean;
projectSortOrder: string;
lastUpdated?: string;
[key: string]: unknown;
}
export interface ClaudePermissionSuggestion {
toolName: string;
entry: string;
isAllowed: boolean;
}
export interface PermissionGrantResult {
success: boolean;
alreadyAllowed?: boolean;
updatedSettings?: ClaudeSettings;
}
export interface PendingPermissionRequest {
requestId: string;
toolName: string;
input?: unknown;
context?: unknown;
sessionId?: string | null;
receivedAt?: Date;
}
export interface ChatInterfaceProps {
selectedProject: Project | null;
selectedSession: ProjectSession | null;
ws: WebSocket | null;
sendMessage: (message: unknown) => void;
latestMessage: any;
onFileOpen?: (filePath: string, diffInfo?: any) => void;
onInputFocusChange?: (focused: boolean) => void;
onSessionActive?: (sessionId?: string | null) => void;
onSessionInactive?: (sessionId?: string | null) => void;
onSessionProcessing?: (sessionId?: string | null) => void;
onSessionNotProcessing?: (sessionId?: string | null) => void;
processingSessions?: Set<string>;
onReplaceTemporarySession?: (sessionId?: string | null) => void;
onNavigateToSession?: (targetSessionId: string) => void;
onShowSettings?: () => void;
autoExpandTools?: boolean;
showRawParameters?: boolean;
showThinking?: boolean;
autoScrollToBottom?: boolean;
sendByCtrlEnter?: boolean;
externalMessageUpdate?: number;
onTaskClick?: (...args: unknown[]) => void;
onShowAllTasks?: (() => void) | null;
}

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@@ -0,0 +1,86 @@
export function decodeHtmlEntities(text: string) {
if (!text) return text;
return text
.replace(/&lt;/g, '<')
.replace(/&gt;/g, '>')
.replace(/&quot;/g, '"')
.replace(/&#39;/g, "'")
.replace(/&amp;/g, '&');
}
export function normalizeInlineCodeFences(text: string) {
if (!text || typeof text !== 'string') return text;
try {
return text.replace(/```\s*([^\n\r]+?)\s*```/g, '`$1`');
} catch {
return text;
}
}
export function unescapeWithMathProtection(text: string) {
if (!text || typeof text !== 'string') return text;
const mathBlocks: string[] = [];
const placeholderPrefix = '__MATH_BLOCK_';
const placeholderSuffix = '__';
let processedText = text.replace(/\$\$([\s\S]*?)\$\$|\$([^\$\n]+?)\$/g, (match) => {
const index = mathBlocks.length;
mathBlocks.push(match);
return `${placeholderPrefix}${index}${placeholderSuffix}`;
});
processedText = processedText.replace(/\\n/g, '\n').replace(/\\t/g, '\t').replace(/\\r/g, '\r');
processedText = processedText.replace(
new RegExp(`${placeholderPrefix}(\\d+)${placeholderSuffix}`, 'g'),
(match, index) => {
return mathBlocks[parseInt(index, 10)];
},
);
return processedText;
}
export function escapeRegExp(value: string) {
return value.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
}
export function formatUsageLimitText(text: string) {
try {
if (typeof text !== 'string') return text;
return text.replace(/Claude AI usage limit reached\|(\d{10,13})/g, (match, ts) => {
let timestampMs = parseInt(ts, 10);
if (!Number.isFinite(timestampMs)) return match;
if (timestampMs < 1e12) timestampMs *= 1000;
const reset = new Date(timestampMs);
const timeStr = new Intl.DateTimeFormat(undefined, {
hour: '2-digit',
minute: '2-digit',
hour12: false,
}).format(reset);
const offsetMinutesLocal = -reset.getTimezoneOffset();
const sign = offsetMinutesLocal >= 0 ? '+' : '-';
const abs = Math.abs(offsetMinutesLocal);
const offH = Math.floor(abs / 60);
const offM = abs % 60;
const gmt = `GMT${sign}${offH}${offM ? ':' + String(offM).padStart(2, '0') : ''}`;
const tzId = Intl.DateTimeFormat().resolvedOptions().timeZone || '';
const cityRaw = tzId.split('/').pop() || '';
const city = cityRaw
.replace(/_/g, ' ')
.toLowerCase()
.replace(/\b\w/g, (char) => char.toUpperCase());
const tzHuman = city ? `${gmt} (${city})` : gmt;
const months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
const dateReadable = `${reset.getDate()} ${months[reset.getMonth()]} ${reset.getFullYear()}`;
return `Claude usage limit reached. Your limit will reset at **${timeStr} ${tzHuman}** - ${dateReadable}`;
});
} catch {
return text;
}
}

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import { safeJsonParse } from '../../../lib/utils.js';
import type { ChatMessage, ClaudePermissionSuggestion, PermissionGrantResult } from '../types';
import { CLAUDE_SETTINGS_KEY, getClaudeSettings, safeLocalStorage } from './chatStorage';
export function buildClaudeToolPermissionEntry(toolName?: string, toolInput?: unknown) {
if (!toolName) return null;
if (toolName !== 'Bash') return toolName;
const parsed = safeJsonParse(toolInput);
const command = typeof parsed?.command === 'string' ? parsed.command.trim() : '';
if (!command) return toolName;
const tokens = command.split(/\s+/);
if (tokens.length === 0) return toolName;
if (tokens[0] === 'git' && tokens[1]) {
return `Bash(${tokens[0]} ${tokens[1]}:*)`;
}
return `Bash(${tokens[0]}:*)`;
}
export function formatToolInputForDisplay(input: unknown) {
if (input === undefined || input === null) return '';
if (typeof input === 'string') return input;
try {
return JSON.stringify(input, null, 2);
} catch {
return String(input);
}
}
export function getClaudePermissionSuggestion(
message: ChatMessage | null | undefined,
provider: string,
): ClaudePermissionSuggestion | null {
if (provider !== 'claude') return null;
if (!message?.toolResult?.isError) return null;
const toolName = message?.toolName;
const entry = buildClaudeToolPermissionEntry(toolName, message.toolInput);
if (!entry) return null;
const settings = getClaudeSettings();
const isAllowed = settings.allowedTools.includes(entry);
return { toolName: toolName || 'UnknownTool', entry, isAllowed };
}
export function grantClaudeToolPermission(entry: string | null): PermissionGrantResult {
if (!entry) return { success: false };
const settings = getClaudeSettings();
const alreadyAllowed = settings.allowedTools.includes(entry);
const nextAllowed = alreadyAllowed ? settings.allowedTools : [...settings.allowedTools, entry];
const nextDisallowed = settings.disallowedTools.filter((tool) => tool !== entry);
const updatedSettings = {
...settings,
allowedTools: nextAllowed,
disallowedTools: nextDisallowed,
lastUpdated: new Date().toISOString(),
};
safeLocalStorage.setItem(CLAUDE_SETTINGS_KEY, JSON.stringify(updatedSettings));
return { success: true, alreadyAllowed, updatedSettings };
}

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import type { ClaudeSettings } from '../types';
export const CLAUDE_SETTINGS_KEY = 'claude-settings';
export const safeLocalStorage = {
setItem: (key: string, value: string) => {
try {
if (key.startsWith('chat_messages_') && typeof value === 'string') {
try {
const parsed = JSON.parse(value);
if (Array.isArray(parsed) && parsed.length > 50) {
const truncated = parsed.slice(-50);
value = JSON.stringify(truncated);
}
} catch (parseError) {
console.warn('Could not parse chat messages for truncation:', parseError);
}
}
localStorage.setItem(key, value);
} catch (error: any) {
if (error?.name === 'QuotaExceededError') {
console.warn('localStorage quota exceeded, clearing old data');
const keys = Object.keys(localStorage);
const chatKeys = keys.filter((k) => k.startsWith('chat_messages_')).sort();
if (chatKeys.length > 3) {
chatKeys.slice(0, chatKeys.length - 3).forEach((k) => {
localStorage.removeItem(k);
});
}
const draftKeys = keys.filter((k) => k.startsWith('draft_input_'));
draftKeys.forEach((k) => {
localStorage.removeItem(k);
});
try {
localStorage.setItem(key, value);
} catch (retryError) {
console.error('Failed to save to localStorage even after cleanup:', retryError);
if (key.startsWith('chat_messages_') && typeof value === 'string') {
try {
const parsed = JSON.parse(value);
if (Array.isArray(parsed) && parsed.length > 10) {
const minimal = parsed.slice(-10);
localStorage.setItem(key, JSON.stringify(minimal));
}
} catch (finalError) {
console.error('Final save attempt failed:', finalError);
}
}
}
} else {
console.error('localStorage error:', error);
}
}
},
getItem: (key: string): string | null => {
try {
return localStorage.getItem(key);
} catch (error) {
console.error('localStorage getItem error:', error);
return null;
}
},
removeItem: (key: string) => {
try {
localStorage.removeItem(key);
} catch (error) {
console.error('localStorage removeItem error:', error);
}
},
};
export function getClaudeSettings(): ClaudeSettings {
const raw = safeLocalStorage.getItem(CLAUDE_SETTINGS_KEY);
if (!raw) {
return {
allowedTools: [],
disallowedTools: [],
skipPermissions: false,
projectSortOrder: 'name',
};
}
try {
const parsed = JSON.parse(raw);
return {
...parsed,
allowedTools: Array.isArray(parsed.allowedTools) ? parsed.allowedTools : [],
disallowedTools: Array.isArray(parsed.disallowedTools) ? parsed.disallowedTools : [],
skipPermissions: Boolean(parsed.skipPermissions),
projectSortOrder: parsed.projectSortOrder || 'name',
};
} catch {
return {
allowedTools: [],
disallowedTools: [],
skipPermissions: false,
projectSortOrder: 'name',
};
}
}

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import type { ChatMessage } from '../types';
import { decodeHtmlEntities, unescapeWithMathProtection } from './chatFormatting';
export interface DiffLine {
type: 'added' | 'removed';
content: string;
lineNum: number;
}
export type DiffCalculator = (oldStr: string, newStr: string) => DiffLine[];
type CursorBlob = {
id?: string;
sequence?: number;
rowid?: number;
content?: any;
};
const asArray = <T>(value: unknown): T[] => (Array.isArray(value) ? (value as T[]) : []);
const toAbsolutePath = (projectPath: string, filePath?: string) => {
if (!filePath) {
return filePath;
}
return filePath.startsWith('/') ? filePath : `${projectPath}/${filePath}`;
};
export const calculateDiff = (oldStr: string, newStr: string): DiffLine[] => {
const oldLines = oldStr.split('\n');
const newLines = newStr.split('\n');
const diffLines: DiffLine[] = [];
let oldIndex = 0;
let newIndex = 0;
while (oldIndex < oldLines.length || newIndex < newLines.length) {
const oldLine = oldLines[oldIndex];
const newLine = newLines[newIndex];
if (oldIndex >= oldLines.length) {
diffLines.push({ type: 'added', content: newLine, lineNum: newIndex + 1 });
newIndex += 1;
continue;
}
if (newIndex >= newLines.length) {
diffLines.push({ type: 'removed', content: oldLine, lineNum: oldIndex + 1 });
oldIndex += 1;
continue;
}
if (oldLine === newLine) {
oldIndex += 1;
newIndex += 1;
continue;
}
diffLines.push({ type: 'removed', content: oldLine, lineNum: oldIndex + 1 });
diffLines.push({ type: 'added', content: newLine, lineNum: newIndex + 1 });
oldIndex += 1;
newIndex += 1;
}
return diffLines;
};
export const createCachedDiffCalculator = (): DiffCalculator => {
const cache = new Map<string, DiffLine[]>();
return (oldStr: string, newStr: string) => {
const key = `${oldStr.length}-${newStr.length}-${oldStr.slice(0, 50)}`;
const cached = cache.get(key);
if (cached) {
return cached;
}
const calculated = calculateDiff(oldStr, newStr);
cache.set(key, calculated);
if (cache.size > 100) {
const firstKey = cache.keys().next().value;
if (firstKey) {
cache.delete(firstKey);
}
}
return calculated;
};
};
export const convertCursorSessionMessages = (blobs: CursorBlob[], projectPath: string): ChatMessage[] => {
const converted: ChatMessage[] = [];
const toolUseMap: Record<string, ChatMessage> = {};
for (let blobIdx = 0; blobIdx < blobs.length; blobIdx += 1) {
const blob = blobs[blobIdx];
const content = blob.content;
let text = '';
let role: ChatMessage['type'] = 'assistant';
let reasoningText: string | null = null;
try {
if (content?.role && content?.content) {
if (content.role === 'system') {
continue;
}
if (content.role === 'tool') {
const toolItems = asArray<any>(content.content);
for (const item of toolItems) {
if (item?.type !== 'tool-result') {
continue;
}
const toolName = item.toolName === 'ApplyPatch' ? 'Edit' : item.toolName || 'Unknown Tool';
const toolCallId = item.toolCallId || content.id;
const result = item.result || '';
if (toolCallId && toolUseMap[toolCallId]) {
toolUseMap[toolCallId].toolResult = {
content: result,
isError: false,
};
} else {
converted.push({
type: 'assistant',
content: '',
timestamp: new Date(Date.now() + blobIdx * 1000),
blobId: blob.id,
sequence: blob.sequence,
rowid: blob.rowid,
isToolUse: true,
toolName,
toolId: toolCallId,
toolInput: null,
toolResult: {
content: result,
isError: false,
},
});
}
}
continue;
}
role = content.role === 'user' ? 'user' : 'assistant';
if (Array.isArray(content.content)) {
const textParts: string[] = [];
for (const part of content.content) {
if (part?.type === 'text' && part?.text) {
textParts.push(decodeHtmlEntities(part.text));
continue;
}
if (part?.type === 'reasoning' && part?.text) {
reasoningText = decodeHtmlEntities(part.text);
continue;
}
if (part?.type === 'tool-call' || part?.type === 'tool_use') {
if (textParts.length > 0 || reasoningText) {
converted.push({
type: role,
content: textParts.join('\n'),
reasoning: reasoningText ?? undefined,
timestamp: new Date(Date.now() + blobIdx * 1000),
blobId: blob.id,
sequence: blob.sequence,
rowid: blob.rowid,
});
textParts.length = 0;
reasoningText = null;
}
const toolNameRaw = part.toolName || part.name || 'Unknown Tool';
const toolName = toolNameRaw === 'ApplyPatch' ? 'Edit' : toolNameRaw;
const toolId = part.toolCallId || part.id || `tool_${blobIdx}`;
let toolInput = part.args || part.input;
if (toolName === 'Edit' && part.args) {
if (part.args.patch) {
const patchLines = String(part.args.patch).split('\n');
const oldLines: string[] = [];
const newLines: string[] = [];
let inPatch = false;
patchLines.forEach((line) => {
if (line.startsWith('@@')) {
inPatch = true;
return;
}
if (!inPatch) {
return;
}
if (line.startsWith('-')) {
oldLines.push(line.slice(1));
} else if (line.startsWith('+')) {
newLines.push(line.slice(1));
} else if (line.startsWith(' ')) {
oldLines.push(line.slice(1));
newLines.push(line.slice(1));
}
});
toolInput = {
file_path: toAbsolutePath(projectPath, part.args.file_path),
old_string: oldLines.join('\n') || part.args.patch,
new_string: newLines.join('\n') || part.args.patch,
};
} else {
toolInput = part.args;
}
} else if (toolName === 'Read' && part.args) {
const filePath = part.args.path || part.args.file_path;
toolInput = {
file_path: toAbsolutePath(projectPath, filePath),
};
} else if (toolName === 'Write' && part.args) {
const filePath = part.args.path || part.args.file_path;
toolInput = {
file_path: toAbsolutePath(projectPath, filePath),
content: part.args.contents || part.args.content,
};
}
const toolMessage: ChatMessage = {
type: 'assistant',
content: '',
timestamp: new Date(Date.now() + blobIdx * 1000),
blobId: blob.id,
sequence: blob.sequence,
rowid: blob.rowid,
isToolUse: true,
toolName,
toolId,
toolInput: toolInput ? JSON.stringify(toolInput) : null,
toolResult: null,
};
converted.push(toolMessage);
toolUseMap[toolId] = toolMessage;
continue;
}
if (typeof part === 'string') {
textParts.push(part);
}
}
if (textParts.length > 0) {
text = textParts.join('\n');
if (reasoningText && !text) {
converted.push({
type: role,
content: '',
reasoning: reasoningText,
timestamp: new Date(Date.now() + blobIdx * 1000),
blobId: blob.id,
sequence: blob.sequence,
rowid: blob.rowid,
});
text = '';
}
} else {
text = '';
}
} else if (typeof content.content === 'string') {
text = content.content;
}
} else if (content?.message?.role && content?.message?.content) {
if (content.message.role === 'system') {
continue;
}
role = content.message.role === 'user' ? 'user' : 'assistant';
if (Array.isArray(content.message.content)) {
text = content.message.content
.map((part: any) => (typeof part === 'string' ? part : part?.text || ''))
.filter(Boolean)
.join('\n');
} else if (typeof content.message.content === 'string') {
text = content.message.content;
}
}
} catch (error) {
console.log('Error parsing blob content:', error);
}
if (text && text.trim()) {
const message: ChatMessage = {
type: role,
content: text,
timestamp: new Date(Date.now() + blobIdx * 1000),
blobId: blob.id,
sequence: blob.sequence,
rowid: blob.rowid,
};
if (reasoningText) {
message.reasoning = reasoningText;
}
converted.push(message);
}
}
converted.sort((messageA, messageB) => {
if (messageA.sequence !== undefined && messageB.sequence !== undefined) {
return Number(messageA.sequence) - Number(messageB.sequence);
}
if (messageA.rowid !== undefined && messageB.rowid !== undefined) {
return Number(messageA.rowid) - Number(messageB.rowid);
}
return new Date(messageA.timestamp).getTime() - new Date(messageB.timestamp).getTime();
});
return converted;
};
export const convertSessionMessages = (rawMessages: any[]): ChatMessage[] => {
const converted: ChatMessage[] = [];
const toolResults = new Map<
string,
{ content: unknown; isError: boolean; timestamp: Date; toolUseResult: unknown }
>();
rawMessages.forEach((message) => {
if (message.message?.role === 'user' && Array.isArray(message.message?.content)) {
message.message.content.forEach((part: any) => {
if (part.type !== 'tool_result') {
return;
}
toolResults.set(part.tool_use_id, {
content: part.content,
isError: Boolean(part.is_error),
timestamp: new Date(message.timestamp || Date.now()),
toolUseResult: message.toolUseResult || null,
});
});
}
});
rawMessages.forEach((message) => {
if (message.message?.role === 'user' && message.message?.content) {
let content = '';
if (Array.isArray(message.message.content)) {
const textParts: string[] = [];
message.message.content.forEach((part: any) => {
if (part.type === 'text') {
textParts.push(decodeHtmlEntities(part.text));
}
});
content = textParts.join('\n');
} else if (typeof message.message.content === 'string') {
content = decodeHtmlEntities(message.message.content);
} else {
content = decodeHtmlEntities(String(message.message.content));
}
const shouldSkip =
!content ||
content.startsWith('<command-name>') ||
content.startsWith('<command-message>') ||
content.startsWith('<command-args>') ||
content.startsWith('<local-command-stdout>') ||
content.startsWith('<system-reminder>') ||
content.startsWith('Caveat:') ||
content.startsWith('This session is being continued from a previous') ||
content.startsWith('[Request interrupted');
if (!shouldSkip) {
converted.push({
type: 'user',
content: unescapeWithMathProtection(content),
timestamp: message.timestamp || new Date().toISOString(),
});
}
return;
}
if (message.type === 'thinking' && message.message?.content) {
converted.push({
type: 'assistant',
content: unescapeWithMathProtection(message.message.content),
timestamp: message.timestamp || new Date().toISOString(),
isThinking: true,
});
return;
}
if (message.type === 'tool_use' && message.toolName) {
converted.push({
type: 'assistant',
content: '',
timestamp: message.timestamp || new Date().toISOString(),
isToolUse: true,
toolName: message.toolName,
toolInput: message.toolInput || '',
toolCallId: message.toolCallId,
});
return;
}
if (message.type === 'tool_result') {
for (let index = converted.length - 1; index >= 0; index -= 1) {
const convertedMessage = converted[index];
if (!convertedMessage.isToolUse || convertedMessage.toolResult) {
continue;
}
if (!message.toolCallId || convertedMessage.toolCallId === message.toolCallId) {
convertedMessage.toolResult = {
content: message.output || '',
isError: false,
};
break;
}
}
return;
}
if (message.message?.role === 'assistant' && message.message?.content) {
if (Array.isArray(message.message.content)) {
message.message.content.forEach((part: any) => {
if (part.type === 'text') {
let text = part.text;
if (typeof text === 'string') {
text = unescapeWithMathProtection(text);
}
converted.push({
type: 'assistant',
content: text,
timestamp: message.timestamp || new Date().toISOString(),
});
return;
}
if (part.type === 'tool_use') {
const toolResult = toolResults.get(part.id);
converted.push({
type: 'assistant',
content: '',
timestamp: message.timestamp || new Date().toISOString(),
isToolUse: true,
toolName: part.name,
toolInput: JSON.stringify(part.input),
toolResult: toolResult
? {
content:
typeof toolResult.content === 'string'
? toolResult.content
: JSON.stringify(toolResult.content),
isError: toolResult.isError,
toolUseResult: toolResult.toolUseResult,
}
: null,
toolError: toolResult?.isError || false,
toolResultTimestamp: toolResult?.timestamp || new Date(),
});
}
});
return;
}
if (typeof message.message.content === 'string') {
converted.push({
type: 'assistant',
content: unescapeWithMathProtection(message.message.content),
timestamp: message.timestamp || new Date().toISOString(),
});
}
}
});
return converted;
};

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import CommandMenu from '../../CommandMenu';
import ClaudeStatus from '../../ClaudeStatus';
import { MicButton } from '../../MicButton.jsx';
import ImageAttachment from '../input/ImageAttachment';
import PermissionRequestsBanner from './PermissionRequestsBanner';
import ChatInputControls from './ChatInputControls';
import { useTranslation } from 'react-i18next';
import type {
ChangeEvent,
ClipboardEvent,
Dispatch,
FormEvent,
KeyboardEvent,
MouseEvent,
ReactNode,
RefObject,
SetStateAction,
TouchEvent,
} from 'react';
import type { PendingPermissionRequest, PermissionMode, Provider } from '../types';
interface MentionableFile {
name: string;
path: string;
}
interface SlashCommand {
name: string;
description?: string;
namespace?: string;
path?: string;
type?: string;
metadata?: Record<string, unknown>;
[key: string]: unknown;
}
interface ChatComposerProps {
pendingPermissionRequests: PendingPermissionRequest[];
handlePermissionDecision: (
requestIds: string | string[],
decision: { allow?: boolean; message?: string; rememberEntry?: string | null; updatedInput?: unknown },
) => void;
handleGrantToolPermission: (suggestion: { entry: string; toolName: string }) => { success: boolean };
claudeStatus: { text: string; tokens: number; can_interrupt: boolean } | null;
isLoading: boolean;
onAbortSession: () => void;
provider: Provider | string;
permissionMode: PermissionMode | string;
onModeSwitch: () => void;
thinkingMode: string;
setThinkingMode: Dispatch<SetStateAction<string>>;
tokenBudget: { used?: number; total?: number } | null;
slashCommandsCount: number;
onToggleCommandMenu: () => void;
hasInput: boolean;
onClearInput: () => void;
isUserScrolledUp: boolean;
hasMessages: boolean;
onScrollToBottom: () => void;
onSubmit: (event: FormEvent<HTMLFormElement> | MouseEvent<HTMLButtonElement> | TouchEvent<HTMLButtonElement>) => void;
isDragActive: boolean;
attachedImages: File[];
onRemoveImage: (index: number) => void;
uploadingImages: Map<string, number>;
imageErrors: Map<string, string>;
showFileDropdown: boolean;
filteredFiles: MentionableFile[];
selectedFileIndex: number;
onSelectFile: (file: MentionableFile) => void;
filteredCommands: SlashCommand[];
selectedCommandIndex: number;
onCommandSelect: (command: SlashCommand, index: number, isHover: boolean) => void;
onCloseCommandMenu: () => void;
isCommandMenuOpen: boolean;
frequentCommands: SlashCommand[];
getRootProps: (...args: unknown[]) => Record<string, unknown>;
getInputProps: (...args: unknown[]) => Record<string, unknown>;
openImagePicker: () => void;
inputHighlightRef: RefObject<HTMLDivElement>;
renderInputWithMentions: (text: string) => ReactNode;
textareaRef: RefObject<HTMLTextAreaElement>;
input: string;
onInputChange: (event: ChangeEvent<HTMLTextAreaElement>) => void;
onTextareaClick: (event: MouseEvent<HTMLTextAreaElement>) => void;
onTextareaKeyDown: (event: KeyboardEvent<HTMLTextAreaElement>) => void;
onTextareaPaste: (event: ClipboardEvent<HTMLTextAreaElement>) => void;
onTextareaScrollSync: (target: HTMLTextAreaElement) => void;
onTextareaInput: (event: FormEvent<HTMLTextAreaElement>) => void;
onInputFocusChange?: (focused: boolean) => void;
placeholder: string;
isTextareaExpanded: boolean;
sendByCtrlEnter?: boolean;
onTranscript: (text: string) => void;
}
export default function ChatComposer({
pendingPermissionRequests,
handlePermissionDecision,
handleGrantToolPermission,
claudeStatus,
isLoading,
onAbortSession,
provider,
permissionMode,
onModeSwitch,
thinkingMode,
setThinkingMode,
tokenBudget,
slashCommandsCount,
onToggleCommandMenu,
hasInput,
onClearInput,
isUserScrolledUp,
hasMessages,
onScrollToBottom,
onSubmit,
isDragActive,
attachedImages,
onRemoveImage,
uploadingImages,
imageErrors,
showFileDropdown,
filteredFiles,
selectedFileIndex,
onSelectFile,
filteredCommands,
selectedCommandIndex,
onCommandSelect,
onCloseCommandMenu,
isCommandMenuOpen,
frequentCommands,
getRootProps,
getInputProps,
openImagePicker,
inputHighlightRef,
renderInputWithMentions,
textareaRef,
input,
onInputChange,
onTextareaClick,
onTextareaKeyDown,
onTextareaPaste,
onTextareaScrollSync,
onTextareaInput,
onInputFocusChange,
placeholder,
isTextareaExpanded,
sendByCtrlEnter,
onTranscript,
}: ChatComposerProps) {
const { t } = useTranslation('chat');
const AnyCommandMenu = CommandMenu as any;
const textareaRect = textareaRef.current?.getBoundingClientRect();
const commandMenuPosition = {
top: textareaRect ? Math.max(16, textareaRect.top - 316) : 0,
left: textareaRect ? textareaRect.left : 16,
bottom: textareaRect ? window.innerHeight - textareaRect.top + 8 : 90,
};
return (
<div className="p-2 sm:p-4 md:p-4 flex-shrink-0 pb-2 sm:pb-4 md:pb-6">
<div className="flex-1">
<ClaudeStatus
status={claudeStatus}
isLoading={isLoading}
onAbort={onAbortSession}
provider={provider}
/>
</div>
<div className="max-w-4xl mx-auto mb-3">
<PermissionRequestsBanner
pendingPermissionRequests={pendingPermissionRequests}
handlePermissionDecision={handlePermissionDecision}
handleGrantToolPermission={handleGrantToolPermission}
/>
<ChatInputControls
permissionMode={permissionMode}
onModeSwitch={onModeSwitch}
provider={provider}
thinkingMode={thinkingMode}
setThinkingMode={setThinkingMode}
tokenBudget={tokenBudget}
slashCommandsCount={slashCommandsCount}
onToggleCommandMenu={onToggleCommandMenu}
hasInput={hasInput}
onClearInput={onClearInput}
isUserScrolledUp={isUserScrolledUp}
hasMessages={hasMessages}
onScrollToBottom={onScrollToBottom}
/>
</div>
<form onSubmit={onSubmit as (event: FormEvent<HTMLFormElement>) => void} className="relative max-w-4xl mx-auto">
{isDragActive && (
<div className="absolute inset-0 bg-blue-500/20 border-2 border-dashed border-blue-500 rounded-lg flex items-center justify-center z-50">
<div className="bg-white dark:bg-gray-800 rounded-lg p-4 shadow-lg">
<svg className="w-8 h-8 text-blue-500 mx-auto mb-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path
strokeLinecap="round"
strokeLinejoin="round"
strokeWidth={2}
d="M7 16a4 4 0 01-.88-7.903A5 5 0 1115.9 6L16 6a5 5 0 011 9.9M15 13l-3-3m0 0l-3 3m3-3v12"
/>
</svg>
<p className="text-sm font-medium">Drop images here</p>
</div>
</div>
)}
{attachedImages.length > 0 && (
<div className="mb-2 p-2 bg-gray-50 dark:bg-gray-800 rounded-lg">
<div className="flex flex-wrap gap-2">
{attachedImages.map((file, index) => (
<ImageAttachment
key={index}
file={file}
onRemove={() => onRemoveImage(index)}
uploadProgress={uploadingImages.get(file.name)}
error={imageErrors.get(file.name)}
/>
))}
</div>
</div>
)}
{showFileDropdown && filteredFiles.length > 0 && (
<div className="absolute bottom-full left-0 right-0 mb-2 bg-white dark:bg-gray-800 border border-gray-200 dark:border-gray-600 rounded-lg shadow-lg max-h-48 overflow-y-auto z-50 backdrop-blur-sm">
{filteredFiles.map((file, index) => (
<div
key={file.path}
className={`px-4 py-3 cursor-pointer border-b border-gray-100 dark:border-gray-700 last:border-b-0 touch-manipulation ${
index === selectedFileIndex
? 'bg-blue-50 dark:bg-blue-900/20 text-blue-700 dark:text-blue-300'
: 'hover:bg-gray-50 dark:hover:bg-gray-700 text-gray-700 dark:text-gray-300'
}`}
onMouseDown={(event) => {
event.preventDefault();
event.stopPropagation();
}}
onClick={(event) => {
event.preventDefault();
event.stopPropagation();
onSelectFile(file);
}}
>
<div className="font-medium text-sm">{file.name}</div>
<div className="text-xs text-gray-500 dark:text-gray-400 font-mono">{file.path}</div>
</div>
))}
</div>
)}
<AnyCommandMenu
commands={filteredCommands}
selectedIndex={selectedCommandIndex}
onSelect={onCommandSelect}
onClose={onCloseCommandMenu}
position={commandMenuPosition}
isOpen={isCommandMenuOpen}
frequentCommands={frequentCommands}
/>
<div
{...getRootProps()}
className={`relative bg-white dark:bg-gray-800 rounded-2xl shadow-lg border border-gray-200 dark:border-gray-600 focus-within:ring-2 focus-within:ring-blue-500 dark:focus-within:ring-blue-500 focus-within:border-blue-500 transition-all duration-200 overflow-hidden ${
isTextareaExpanded ? 'chat-input-expanded' : ''
}`}
>
<input {...getInputProps()} />
<div ref={inputHighlightRef} aria-hidden="true" className="absolute inset-0 pointer-events-none overflow-hidden rounded-2xl">
<div className="chat-input-placeholder block w-full pl-12 pr-20 sm:pr-40 py-1.5 sm:py-4 text-transparent text-base leading-6 whitespace-pre-wrap break-words">
{renderInputWithMentions(input)}
</div>
</div>
<div className="relative z-10">
<textarea
ref={textareaRef}
value={input}
onChange={onInputChange}
onClick={onTextareaClick}
onKeyDown={onTextareaKeyDown}
onPaste={onTextareaPaste}
onScroll={(event) => onTextareaScrollSync(event.target as HTMLTextAreaElement)}
onFocus={() => onInputFocusChange?.(true)}
onBlur={() => onInputFocusChange?.(false)}
onInput={onTextareaInput}
placeholder={placeholder}
disabled={isLoading}
className="chat-input-placeholder block w-full pl-12 pr-20 sm:pr-40 py-1.5 sm:py-4 bg-transparent rounded-2xl focus:outline-none text-gray-900 dark:text-gray-100 placeholder-gray-400 dark:placeholder-gray-500 disabled:opacity-50 resize-none min-h-[50px] sm:min-h-[80px] max-h-[40vh] sm:max-h-[300px] overflow-y-auto text-base leading-6 transition-all duration-200"
style={{ height: '50px' }}
/>
<button
type="button"
onClick={openImagePicker}
className="absolute left-2 top-1/2 transform -translate-y-1/2 p-2 hover:bg-gray-100 dark:hover:bg-gray-700 rounded-lg transition-colors"
title={t('input.attachImages')}
>
<svg className="w-5 h-5 text-gray-500" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path
strokeLinecap="round"
strokeLinejoin="round"
strokeWidth={2}
d="M4 16l4.586-4.586a2 2 0 012.828 0L16 16m-2-2l1.586-1.586a2 2 0 012.828 0L20 14m-6-6h.01M6 20h12a2 2 0 002-2V6a2 2 0 00-2-2H6a2 2 0 00-2 2v12a2 2 0 002 2z"
/>
</svg>
</button>
<div className="absolute right-16 sm:right-16 top-1/2 transform -translate-y-1/2" style={{ display: 'none' }}>
<MicButton onTranscript={onTranscript} className="w-10 h-10 sm:w-10 sm:h-10" />
</div>
<button
type="submit"
disabled={!input.trim() || isLoading}
onMouseDown={(event) => {
event.preventDefault();
onSubmit(event);
}}
onTouchStart={(event) => {
event.preventDefault();
onSubmit(event);
}}
className="absolute right-2 top-1/2 transform -translate-y-1/2 w-12 h-12 sm:w-12 sm:h-12 bg-blue-600 hover:bg-blue-700 disabled:bg-gray-400 disabled:cursor-not-allowed rounded-full flex items-center justify-center transition-colors focus:outline-none focus:ring-2 focus:ring-blue-500 focus:ring-offset-2 dark:ring-offset-gray-800"
>
<svg className="w-4 h-4 sm:w-5 sm:h-5 text-white transform rotate-90" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 19l9 2-9-18-9 18 9-2zm0 0v-8" />
</svg>
</button>
<div
className={`absolute bottom-1 left-12 right-14 sm:right-40 text-xs text-gray-400 dark:text-gray-500 pointer-events-none hidden sm:block transition-opacity duration-200 ${
input.trim() ? 'opacity-0' : 'opacity-100'
}`}
>
{sendByCtrlEnter ? t('input.hintText.ctrlEnter') : t('input.hintText.enter')}
</div>
</div>
</div>
</form>
</div>
);
}

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import React from 'react';
import { useTranslation } from 'react-i18next';
import ThinkingModeSelector from '../../ThinkingModeSelector.jsx';
import TokenUsagePie from '../../TokenUsagePie';
import type { PermissionMode, Provider } from '../types';
interface ChatInputControlsProps {
permissionMode: PermissionMode | string;
onModeSwitch: () => void;
provider: Provider | string;
thinkingMode: string;
setThinkingMode: React.Dispatch<React.SetStateAction<string>>;
tokenBudget: { used?: number; total?: number } | null;
slashCommandsCount: number;
onToggleCommandMenu: () => void;
hasInput: boolean;
onClearInput: () => void;
isUserScrolledUp: boolean;
hasMessages: boolean;
onScrollToBottom: () => void;
}
export default function ChatInputControls({
permissionMode,
onModeSwitch,
provider,
thinkingMode,
setThinkingMode,
tokenBudget,
slashCommandsCount,
onToggleCommandMenu,
hasInput,
onClearInput,
isUserScrolledUp,
hasMessages,
onScrollToBottom,
}: ChatInputControlsProps) {
const { t } = useTranslation('chat');
return (
<div className="flex items-center justify-center gap-3">
<button
type="button"
onClick={onModeSwitch}
className={`px-3 py-1.5 rounded-lg text-sm font-medium border transition-all duration-200 ${
permissionMode === 'default'
? 'bg-gray-100 dark:bg-gray-700 text-gray-700 dark:text-gray-300 border-gray-300 dark:border-gray-600 hover:bg-gray-200 dark:hover:bg-gray-600'
: permissionMode === 'acceptEdits'
? 'bg-green-50 dark:bg-green-900/20 text-green-700 dark:text-green-300 border-green-300 dark:border-green-600 hover:bg-green-100 dark:hover:bg-green-900/30'
: permissionMode === 'bypassPermissions'
? 'bg-orange-50 dark:bg-orange-900/20 text-orange-700 dark:text-orange-300 border-orange-300 dark:border-orange-600 hover:bg-orange-100 dark:hover:bg-orange-900/30'
: 'bg-blue-50 dark:bg-blue-900/20 text-blue-700 dark:text-blue-300 border-blue-300 dark:border-blue-600 hover:bg-blue-100 dark:hover:bg-blue-900/30'
}`}
title={t('input.clickToChangeMode')}
>
<div className="flex items-center gap-2">
<div
className={`w-2 h-2 rounded-full ${
permissionMode === 'default'
? 'bg-gray-500'
: permissionMode === 'acceptEdits'
? 'bg-green-500'
: permissionMode === 'bypassPermissions'
? 'bg-orange-500'
: 'bg-blue-500'
}`}
/>
<span>
{permissionMode === 'default' && t('codex.modes.default')}
{permissionMode === 'acceptEdits' && t('codex.modes.acceptEdits')}
{permissionMode === 'bypassPermissions' && t('codex.modes.bypassPermissions')}
{permissionMode === 'plan' && t('codex.modes.plan')}
</span>
</div>
</button>
{provider === 'claude' && (
<ThinkingModeSelector selectedMode={thinkingMode} onModeChange={setThinkingMode} onClose={() => {}} className="" />
)}
<TokenUsagePie used={tokenBudget?.used || 0} total={tokenBudget?.total || parseInt(import.meta.env.VITE_CONTEXT_WINDOW) || 160000} />
<button
type="button"
onClick={onToggleCommandMenu}
className="relative w-8 h-8 text-gray-500 hover:text-gray-700 dark:text-gray-400 dark:hover:text-gray-200 rounded-full flex items-center justify-center transition-colors focus:outline-none focus:ring-2 focus:ring-blue-500 focus:ring-offset-2 dark:ring-offset-gray-800"
title={t('input.showAllCommands')}
>
<svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path
strokeLinecap="round"
strokeLinejoin="round"
strokeWidth={2}
d="M7 8h10M7 12h4m1 8l-4-4H5a2 2 0 01-2-2V6a2 2 0 012-2h14a2 2 0 012 2v8a2 2 0 01-2 2h-3l-4 4z"
/>
</svg>
{slashCommandsCount > 0 && (
<span
className="absolute -top-1 -right-1 bg-blue-600 text-white text-xs font-bold rounded-full w-5 h-5 flex items-center justify-center"
style={{ fontSize: '10px' }}
>
{slashCommandsCount}
</span>
)}
</button>
{hasInput && (
<button
type="button"
onClick={onClearInput}
className="w-8 h-8 bg-white dark:bg-gray-800 hover:bg-gray-100 dark:hover:bg-gray-700 border border-gray-300 dark:border-gray-600 rounded-full flex items-center justify-center transition-all duration-200 group shadow-sm"
title="Clear input"
>
<svg
className="w-4 h-4 text-gray-600 dark:text-gray-300 group-hover:text-gray-800 dark:group-hover:text-gray-100 transition-colors"
fill="none"
stroke="currentColor"
viewBox="0 0 24 24"
>
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M6 18L18 6M6 6l12 12" />
</svg>
</button>
)}
{isUserScrolledUp && hasMessages && (
<button
onClick={onScrollToBottom}
className="w-8 h-8 bg-blue-600 hover:bg-blue-700 text-white rounded-full shadow-lg flex items-center justify-center transition-all duration-200 hover:scale-105 focus:outline-none focus:ring-2 focus:ring-blue-500 focus:ring-offset-2 dark:ring-offset-gray-800"
title="Scroll to bottom"
>
<svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 14l-7 7m0 0l-7-7m7 7V3" />
</svg>
</button>
)}
</div>
);
}

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import { useTranslation } from 'react-i18next';
import type { Dispatch, RefObject, SetStateAction } from 'react';
import ClaudeLogo from '../../ClaudeLogo.jsx';
import CursorLogo from '../../CursorLogo.jsx';
import CodexLogo from '../../CodexLogo.jsx';
import MessageComponent from '../messages/MessageComponent';
import ProviderSelectionEmptyState from './ProviderSelectionEmptyState';
import type { ChatMessage, Provider } from '../types';
import type { Project, ProjectSession } from '../../../types/app';
interface ChatMessagesPaneProps {
scrollContainerRef: RefObject<HTMLDivElement>;
onWheel: () => void;
onTouchMove: () => void;
isLoadingSessionMessages: boolean;
chatMessages: ChatMessage[];
selectedSession: ProjectSession | null;
currentSessionId: string | null;
provider: Provider | string;
setProvider: (provider: Provider | string) => void;
textareaRef: RefObject<HTMLTextAreaElement>;
claudeModel: string;
setClaudeModel: (model: string) => void;
cursorModel: string;
setCursorModel: (model: string) => void;
codexModel: string;
setCodexModel: (model: string) => void;
tasksEnabled: boolean;
isTaskMasterInstalled: boolean | null;
onShowAllTasks?: (() => void) | null;
setInput: Dispatch<SetStateAction<string>>;
isLoadingMoreMessages: boolean;
hasMoreMessages: boolean;
totalMessages: number;
sessionMessagesCount: number;
visibleMessageCount: number;
visibleMessages: ChatMessage[];
loadEarlierMessages: () => void;
createDiff: any;
onFileOpen?: (filePath: string, diffInfo?: unknown) => void;
onShowSettings?: () => void;
onGrantToolPermission: (suggestion: { entry: string; toolName: string }) => { success: boolean };
autoExpandTools?: boolean;
showRawParameters?: boolean;
showThinking?: boolean;
selectedProject: Project;
isLoading: boolean;
}
function AssistantThinkingIndicator() {
const selectedProvider = (localStorage.getItem('selected-provider') || 'claude') as Provider;
return (
<div className="chat-message assistant">
<div className="w-full">
<div className="flex items-center space-x-3 mb-2">
<div className="w-8 h-8 rounded-full flex items-center justify-center text-white text-sm flex-shrink-0 p-1 bg-transparent">
{selectedProvider === 'cursor' ? (
<CursorLogo className="w-full h-full" />
) : selectedProvider === 'codex' ? (
<CodexLogo className="w-full h-full" />
) : (
<ClaudeLogo className="w-full h-full" />
)}
</div>
<div className="text-sm font-medium text-gray-900 dark:text-white">
{selectedProvider === 'cursor' ? 'Cursor' : selectedProvider === 'codex' ? 'Codex' : 'Claude'}
</div>
</div>
<div className="w-full text-sm text-gray-500 dark:text-gray-400 pl-3 sm:pl-0">
<div className="flex items-center space-x-1">
<div className="animate-pulse">.</div>
<div className="animate-pulse" style={{ animationDelay: '0.2s' }}>
.
</div>
<div className="animate-pulse" style={{ animationDelay: '0.4s' }}>
.
</div>
<span className="ml-2">Thinking...</span>
</div>
</div>
</div>
</div>
);
}
export default function ChatMessagesPane({
scrollContainerRef,
onWheel,
onTouchMove,
isLoadingSessionMessages,
chatMessages,
selectedSession,
currentSessionId,
provider,
setProvider,
textareaRef,
claudeModel,
setClaudeModel,
cursorModel,
setCursorModel,
codexModel,
setCodexModel,
tasksEnabled,
isTaskMasterInstalled,
onShowAllTasks,
setInput,
isLoadingMoreMessages,
hasMoreMessages,
totalMessages,
sessionMessagesCount,
visibleMessageCount,
visibleMessages,
loadEarlierMessages,
createDiff,
onFileOpen,
onShowSettings,
onGrantToolPermission,
autoExpandTools,
showRawParameters,
showThinking,
selectedProject,
isLoading,
}: ChatMessagesPaneProps) {
const { t } = useTranslation('chat');
return (
<div
ref={scrollContainerRef}
onWheel={onWheel}
onTouchMove={onTouchMove}
className="flex-1 overflow-y-auto overflow-x-hidden px-0 py-3 sm:p-4 space-y-3 sm:space-y-4 relative"
>
{isLoadingSessionMessages && chatMessages.length === 0 ? (
<div className="text-center text-gray-500 dark:text-gray-400 mt-8">
<div className="flex items-center justify-center space-x-2">
<div className="animate-spin rounded-full h-4 w-4 border-b-2 border-gray-400" />
<p>{t('session.loading.sessionMessages')}</p>
</div>
</div>
) : chatMessages.length === 0 ? (
<ProviderSelectionEmptyState
selectedSession={selectedSession}
currentSessionId={currentSessionId}
provider={provider}
setProvider={setProvider}
textareaRef={textareaRef}
claudeModel={claudeModel}
setClaudeModel={setClaudeModel}
cursorModel={cursorModel}
setCursorModel={setCursorModel}
codexModel={codexModel}
setCodexModel={setCodexModel}
tasksEnabled={tasksEnabled}
isTaskMasterInstalled={isTaskMasterInstalled}
onShowAllTasks={onShowAllTasks}
setInput={setInput}
/>
) : (
<>
{isLoadingMoreMessages && (
<div className="text-center text-gray-500 dark:text-gray-400 py-3">
<div className="flex items-center justify-center space-x-2">
<div className="animate-spin rounded-full h-4 w-4 border-b-2 border-gray-400" />
<p className="text-sm">{t('session.loading.olderMessages')}</p>
</div>
</div>
)}
{hasMoreMessages && !isLoadingMoreMessages && (
<div className="text-center text-gray-500 dark:text-gray-400 text-sm py-2 border-b border-gray-200 dark:border-gray-700">
{totalMessages > 0 && (
<span>
{t('session.messages.showingOf', { shown: sessionMessagesCount, total: totalMessages })} |
<span className="text-xs">{t('session.messages.scrollToLoad')}</span>
</span>
)}
</div>
)}
{!hasMoreMessages && chatMessages.length > visibleMessageCount && (
<div className="text-center text-gray-500 dark:text-gray-400 text-sm py-2 border-b border-gray-200 dark:border-gray-700">
{t('session.messages.showingLast', { count: visibleMessageCount, total: chatMessages.length })} |
<button className="ml-1 text-blue-600 hover:text-blue-700 underline" onClick={loadEarlierMessages}>
{t('session.messages.loadEarlier')}
</button>
</div>
)}
{visibleMessages.map((message, index) => {
const prevMessage = index > 0 ? visibleMessages[index - 1] : null;
return (
<MessageComponent
key={index}
message={message}
index={index}
prevMessage={prevMessage}
createDiff={createDiff}
onFileOpen={onFileOpen}
onShowSettings={onShowSettings}
onGrantToolPermission={onGrantToolPermission}
autoExpandTools={autoExpandTools}
showRawParameters={showRawParameters}
showThinking={showThinking}
selectedProject={selectedProject}
provider={provider}
/>
);
})}
</>
)}
{isLoading && <AssistantThinkingIndicator />}
</div>
);
}

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import React from 'react';
import type { PendingPermissionRequest } from '../types';
import { buildClaudeToolPermissionEntry, formatToolInputForDisplay } from '../utils/chatPermissions';
import { getClaudeSettings } from '../utils/chatStorage';
interface PermissionRequestsBannerProps {
pendingPermissionRequests: PendingPermissionRequest[];
handlePermissionDecision: (
requestIds: string | string[],
decision: { allow?: boolean; message?: string; rememberEntry?: string | null; updatedInput?: unknown },
) => void;
handleGrantToolPermission: (suggestion: { entry: string; toolName: string }) => { success: boolean };
}
export default function PermissionRequestsBanner({
pendingPermissionRequests,
handlePermissionDecision,
handleGrantToolPermission,
}: PermissionRequestsBannerProps) {
if (!pendingPermissionRequests.length) {
return null;
}
return (
<div className="mb-3 space-y-2">
{pendingPermissionRequests.map((request) => {
const rawInput = formatToolInputForDisplay(request.input);
const permissionEntry = buildClaudeToolPermissionEntry(request.toolName, rawInput);
const settings = getClaudeSettings();
const alreadyAllowed = permissionEntry ? settings.allowedTools.includes(permissionEntry) : false;
const rememberLabel = alreadyAllowed ? 'Allow (saved)' : 'Allow & remember';
const matchingRequestIds = permissionEntry
? pendingPermissionRequests
.filter(
(item) =>
buildClaudeToolPermissionEntry(item.toolName, formatToolInputForDisplay(item.input)) === permissionEntry,
)
.map((item) => item.requestId)
: [request.requestId];
return (
<div
key={request.requestId}
className="rounded-lg border border-amber-200 dark:border-amber-800 bg-amber-50 dark:bg-amber-900/20 p-3 shadow-sm"
>
<div className="flex flex-wrap items-start justify-between gap-3">
<div>
<div className="text-sm font-semibold text-amber-900 dark:text-amber-100">Permission required</div>
<div className="text-xs text-amber-800 dark:text-amber-200">
Tool: <span className="font-mono">{request.toolName}</span>
</div>
</div>
{permissionEntry && (
<div className="text-xs text-amber-700 dark:text-amber-300">
Allow rule: <span className="font-mono">{permissionEntry}</span>
</div>
)}
</div>
{rawInput && (
<details className="mt-2">
<summary className="cursor-pointer text-xs text-amber-800 dark:text-amber-200 hover:text-amber-900 dark:hover:text-amber-100">
View tool input
</summary>
<pre className="mt-2 max-h-40 overflow-auto rounded-md bg-white/80 dark:bg-gray-900/60 border border-amber-200/60 dark:border-amber-800/60 p-2 text-xs text-amber-900 dark:text-amber-100 whitespace-pre-wrap">
{rawInput}
</pre>
</details>
)}
<div className="mt-3 flex flex-wrap gap-2">
<button
type="button"
onClick={() => handlePermissionDecision(request.requestId, { allow: true })}
className="inline-flex items-center gap-2 rounded-md bg-amber-600 text-white text-xs font-medium px-3 py-1.5 hover:bg-amber-700 transition-colors"
>
Allow once
</button>
<button
type="button"
onClick={() => {
if (permissionEntry && !alreadyAllowed) {
handleGrantToolPermission({ entry: permissionEntry, toolName: request.toolName });
}
handlePermissionDecision(matchingRequestIds, { allow: true, rememberEntry: permissionEntry });
}}
className={`inline-flex items-center gap-2 rounded-md text-xs font-medium px-3 py-1.5 border transition-colors ${
permissionEntry
? 'border-amber-300 text-amber-800 hover:bg-amber-100 dark:border-amber-700 dark:text-amber-100 dark:hover:bg-amber-900/30'
: 'border-gray-300 text-gray-400 cursor-not-allowed'
}`}
disabled={!permissionEntry}
>
{rememberLabel}
</button>
<button
type="button"
onClick={() => handlePermissionDecision(request.requestId, { allow: false, message: 'User denied tool use' })}
className="inline-flex items-center gap-2 rounded-md text-xs font-medium px-3 py-1.5 border border-red-300 text-red-700 hover:bg-red-50 dark:border-red-800 dark:text-red-200 dark:hover:bg-red-900/30 transition-colors"
>
Deny
</button>
</div>
</div>
);
})}
</div>
);
}

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import React from 'react';
import { useTranslation } from 'react-i18next';
import ClaudeLogo from '../../ClaudeLogo.jsx';
import CursorLogo from '../../CursorLogo.jsx';
import CodexLogo from '../../CodexLogo.jsx';
import NextTaskBanner from '../../NextTaskBanner.jsx';
import { CLAUDE_MODELS, CURSOR_MODELS, CODEX_MODELS } from '../../../../shared/modelConstants';
import type { Provider } from '../types';
import type { ProjectSession } from '../../../types/app';
interface ProviderSelectionEmptyStateProps {
selectedSession: ProjectSession | null;
currentSessionId: string | null;
provider: Provider | string;
setProvider: (next: Provider | string) => void;
textareaRef: React.RefObject<HTMLTextAreaElement>;
claudeModel: string;
setClaudeModel: (model: string) => void;
cursorModel: string;
setCursorModel: (model: string) => void;
codexModel: string;
setCodexModel: (model: string) => void;
tasksEnabled: boolean;
isTaskMasterInstalled: boolean | null;
onShowAllTasks?: (() => void) | null;
setInput: React.Dispatch<React.SetStateAction<string>>;
}
export default function ProviderSelectionEmptyState({
selectedSession,
currentSessionId,
provider,
setProvider,
textareaRef,
claudeModel,
setClaudeModel,
cursorModel,
setCursorModel,
codexModel,
setCodexModel,
tasksEnabled,
isTaskMasterInstalled,
onShowAllTasks,
setInput,
}: ProviderSelectionEmptyStateProps) {
const { t } = useTranslation('chat');
const selectProvider = (nextProvider: Provider) => {
setProvider(nextProvider);
localStorage.setItem('selected-provider', nextProvider);
setTimeout(() => textareaRef.current?.focus(), 100);
};
return (
<div className="flex items-center justify-center h-full">
{!selectedSession && !currentSessionId && (
<div className="text-center px-6 sm:px-4 py-8">
<h2 className="text-2xl font-bold text-gray-900 dark:text-white mb-3">{t('providerSelection.title')}</h2>
<p className="text-gray-600 dark:text-gray-400 mb-8">{t('providerSelection.description')}</p>
<div className="flex flex-col sm:flex-row gap-4 justify-center items-center mb-8">
<button
onClick={() => selectProvider('claude')}
className={`group relative w-64 h-32 bg-white dark:bg-gray-800 rounded-xl border-2 transition-all duration-200 hover:scale-105 hover:shadow-xl ${
provider === 'claude'
? 'border-blue-500 shadow-lg ring-2 ring-blue-500/20'
: 'border-gray-200 dark:border-gray-700 hover:border-blue-400'
}`}
>
<div className="flex flex-col items-center justify-center h-full gap-3">
<ClaudeLogo className="w-10 h-10" />
<div>
<p className="font-semibold text-gray-900 dark:text-white">Claude Code</p>
<p className="text-xs text-gray-500 dark:text-gray-400">{t('providerSelection.providerInfo.anthropic')}</p>
</div>
</div>
{provider === 'claude' && (
<div className="absolute top-2 right-2">
<div className="w-5 h-5 bg-blue-500 rounded-full flex items-center justify-center">
<svg className="w-3 h-3 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={3} d="M5 13l4 4L19 7" />
</svg>
</div>
</div>
)}
</button>
<button
onClick={() => selectProvider('cursor')}
className={`group relative w-64 h-32 bg-white dark:bg-gray-800 rounded-xl border-2 transition-all duration-200 hover:scale-105 hover:shadow-xl ${
provider === 'cursor'
? 'border-purple-500 shadow-lg ring-2 ring-purple-500/20'
: 'border-gray-200 dark:border-gray-700 hover:border-purple-400'
}`}
>
<div className="flex flex-col items-center justify-center h-full gap-3">
<CursorLogo className="w-10 h-10" />
<div>
<p className="font-semibold text-gray-900 dark:text-white">Cursor</p>
<p className="text-xs text-gray-500 dark:text-gray-400">{t('providerSelection.providerInfo.cursorEditor')}</p>
</div>
</div>
{provider === 'cursor' && (
<div className="absolute top-2 right-2">
<div className="w-5 h-5 bg-purple-500 rounded-full flex items-center justify-center">
<svg className="w-3 h-3 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={3} d="M5 13l4 4L19 7" />
</svg>
</div>
</div>
)}
</button>
<button
onClick={() => selectProvider('codex')}
className={`group relative w-64 h-32 bg-white dark:bg-gray-800 rounded-xl border-2 transition-all duration-200 hover:scale-105 hover:shadow-xl ${
provider === 'codex'
? 'border-gray-800 dark:border-gray-300 shadow-lg ring-2 ring-gray-800/20 dark:ring-gray-300/20'
: 'border-gray-200 dark:border-gray-700 hover:border-gray-500 dark:hover:border-gray-400'
}`}
>
<div className="flex flex-col items-center justify-center h-full gap-3">
<CodexLogo className="w-10 h-10" />
<div>
<p className="font-semibold text-gray-900 dark:text-white">Codex</p>
<p className="text-xs text-gray-500 dark:text-gray-400">{t('providerSelection.providerInfo.openai')}</p>
</div>
</div>
{provider === 'codex' && (
<div className="absolute top-2 right-2">
<div className="w-5 h-5 bg-gray-800 dark:bg-gray-300 rounded-full flex items-center justify-center">
<svg className="w-3 h-3 text-white dark:text-gray-800" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={3} d="M5 13l4 4L19 7" />
</svg>
</div>
</div>
)}
</button>
</div>
<div className={`mb-6 transition-opacity duration-200 ${provider ? 'opacity-100' : 'opacity-0 pointer-events-none'}`}>
<label className="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-2">{t('providerSelection.selectModel')}</label>
{provider === 'claude' ? (
<select
value={claudeModel}
onChange={(e) => {
const newModel = e.target.value;
setClaudeModel(newModel);
localStorage.setItem('claude-model', newModel);
}}
className="pl-4 pr-10 py-2 text-sm bg-white dark:bg-gray-800 border border-gray-300 dark:border-gray-600 rounded-lg focus:ring-2 focus:ring-purple-500 focus:border-purple-500 min-w-[140px]"
>
{CLAUDE_MODELS.OPTIONS.map(({ value, label }) => (
<option key={value} value={value}>
{label}
</option>
))}
</select>
) : provider === 'codex' ? (
<select
value={codexModel}
onChange={(e) => {
const newModel = e.target.value;
setCodexModel(newModel);
localStorage.setItem('codex-model', newModel);
}}
className="pl-4 pr-10 py-2 text-sm bg-white dark:bg-gray-800 border border-gray-300 dark:border-gray-600 rounded-lg focus:ring-2 focus:ring-gray-500 focus:border-gray-500 min-w-[140px]"
>
{CODEX_MODELS.OPTIONS.map(({ value, label }) => (
<option key={value} value={value}>
{label}
</option>
))}
</select>
) : (
<select
value={cursorModel}
onChange={(e) => {
const newModel = e.target.value;
setCursorModel(newModel);
localStorage.setItem('cursor-model', newModel);
}}
className="pl-4 pr-10 py-2 text-sm bg-white dark:bg-gray-800 border border-gray-300 dark:border-gray-600 rounded-lg focus:ring-2 focus:ring-purple-500 focus:border-purple-500 min-w-[140px]"
disabled={provider !== 'cursor'}
>
{CURSOR_MODELS.OPTIONS.map(({ value, label }) => (
<option key={value} value={value}>
{label}
</option>
))}
</select>
)}
</div>
<p className="text-sm text-gray-500 dark:text-gray-400">
{provider === 'claude'
? t('providerSelection.readyPrompt.claude', { model: claudeModel })
: provider === 'cursor'
? t('providerSelection.readyPrompt.cursor', { model: cursorModel })
: provider === 'codex'
? t('providerSelection.readyPrompt.codex', { model: codexModel })
: t('providerSelection.readyPrompt.default')}
</p>
{provider && tasksEnabled && isTaskMasterInstalled && (
<div className="mt-4 px-4 sm:px-0">
<NextTaskBanner onStartTask={() => setInput('Start the next task')} onShowAllTasks={onShowAllTasks} />
</div>
)}
</div>
)}
{selectedSession && (
<div className="text-center text-gray-500 dark:text-gray-400 px-6 sm:px-4">
<p className="font-bold text-lg sm:text-xl mb-3">{t('session.continue.title')}</p>
<p className="text-sm sm:text-base leading-relaxed">{t('session.continue.description')}</p>
{tasksEnabled && isTaskMasterInstalled && (
<div className="mt-4 px-4 sm:px-0">
<NextTaskBanner onStartTask={() => setInput('Start the next task')} onShowAllTasks={onShowAllTasks} />
</div>
)}
</div>
)}
</div>
);
}

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@@ -0,0 +1,900 @@
import { useCallback, useEffect, useRef, useState } from 'react';
import type {
ChangeEvent,
ClipboardEvent,
Dispatch,
FormEvent,
KeyboardEvent,
MouseEvent,
SetStateAction,
TouchEvent,
} from 'react';
import { useDropzone } from 'react-dropzone';
import { authenticatedFetch } from '../../utils/api';
import { thinkingModes } from '../../components/ThinkingModeSelector.jsx';
import { grantClaudeToolPermission } from '../../components/chat/utils/chatPermissions';
import { safeLocalStorage } from '../../components/chat/utils/chatStorage';
import type {
ChatMessage,
PendingPermissionRequest,
PermissionMode,
Provider,
} from '../../components/chat/types';
import { useFileMentions } from './useFileMentions';
import { type SlashCommand, useSlashCommands } from './useSlashCommands';
import type { Project, ProjectSession } from '../../types/app';
type PendingViewSession = {
sessionId: string | null;
startedAt: number;
};
interface UseChatComposerStateArgs {
selectedProject: Project | null;
selectedSession: ProjectSession | null;
currentSessionId: string | null;
provider: Provider | string;
permissionMode: PermissionMode | string;
cyclePermissionMode: () => void;
cursorModel: string;
claudeModel: string;
codexModel: string;
isLoading: boolean;
canAbortSession: boolean;
tokenBudget: Record<string, unknown> | null;
sendMessage: (message: unknown) => void;
sendByCtrlEnter?: boolean;
onSessionActive?: (sessionId?: string | null) => void;
onInputFocusChange?: (focused: boolean) => void;
onFileOpen?: (filePath: string, diffInfo?: unknown) => void;
onShowSettings?: () => void;
pendingViewSessionRef: { current: PendingViewSession | null };
scrollToBottom: () => void;
setChatMessages: Dispatch<SetStateAction<ChatMessage[]>>;
setSessionMessages?: Dispatch<SetStateAction<any[]>>;
setIsLoading: (loading: boolean) => void;
setCanAbortSession: (canAbort: boolean) => void;
setClaudeStatus: (status: { text: string; tokens: number; can_interrupt: boolean } | null) => void;
setIsUserScrolledUp: (isScrolledUp: boolean) => void;
setPendingPermissionRequests: Dispatch<SetStateAction<PendingPermissionRequest[]>>;
}
interface MentionableFile {
name: string;
path: string;
}
interface CommandExecutionResult {
type: 'builtin' | 'custom';
action?: string;
data?: any;
content?: string;
hasBashCommands?: boolean;
hasFileIncludes?: boolean;
}
const createFakeSubmitEvent = () => {
return { preventDefault: () => undefined } as unknown as FormEvent<HTMLFormElement>;
};
export function useChatComposerState({
selectedProject,
selectedSession,
currentSessionId,
provider,
permissionMode,
cyclePermissionMode,
cursorModel,
claudeModel,
codexModel,
isLoading,
canAbortSession,
tokenBudget,
sendMessage,
sendByCtrlEnter,
onSessionActive,
onInputFocusChange,
onFileOpen,
onShowSettings,
pendingViewSessionRef,
scrollToBottom,
setChatMessages,
setSessionMessages,
setIsLoading,
setCanAbortSession,
setClaudeStatus,
setIsUserScrolledUp,
setPendingPermissionRequests,
}: UseChatComposerStateArgs) {
const [input, setInput] = useState(() => {
if (typeof window !== 'undefined' && selectedProject) {
return safeLocalStorage.getItem(`draft_input_${selectedProject.name}`) || '';
}
return '';
});
const [attachedImages, setAttachedImages] = useState<File[]>([]);
const [uploadingImages, setUploadingImages] = useState<Map<string, number>>(new Map());
const [imageErrors, setImageErrors] = useState<Map<string, string>>(new Map());
const [isTextareaExpanded, setIsTextareaExpanded] = useState(false);
const [thinkingMode, setThinkingMode] = useState('none');
const textareaRef = useRef<HTMLTextAreaElement>(null);
const inputHighlightRef = useRef<HTMLDivElement>(null);
const handleSubmitRef = useRef<
((event: FormEvent<HTMLFormElement> | MouseEvent | TouchEvent | KeyboardEvent<HTMLTextAreaElement>) => Promise<void>) | null
>(null);
const handleBuiltInCommand = useCallback(
(result: CommandExecutionResult) => {
const { action, data } = result;
switch (action) {
case 'clear':
setChatMessages([]);
setSessionMessages?.([]);
break;
case 'help':
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: data.content,
timestamp: Date.now(),
},
]);
break;
case 'model':
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: `**Current Model**: ${data.current.model}\n\n**Available Models**:\n\nClaude: ${data.available.claude.join(', ')}\n\nCursor: ${data.available.cursor.join(', ')}`,
timestamp: Date.now(),
},
]);
break;
case 'cost': {
const costMessage = `**Token Usage**: ${data.tokenUsage.used.toLocaleString()} / ${data.tokenUsage.total.toLocaleString()} (${data.tokenUsage.percentage}%)\n\n**Estimated Cost**:\n- Input: $${data.cost.input}\n- Output: $${data.cost.output}\n- **Total**: $${data.cost.total}\n\n**Model**: ${data.model}`;
setChatMessages((previous) => [
...previous,
{ type: 'assistant', content: costMessage, timestamp: Date.now() },
]);
break;
}
case 'status': {
const statusMessage = `**System Status**\n\n- Version: ${data.version}\n- Uptime: ${data.uptime}\n- Model: ${data.model}\n- Provider: ${data.provider}\n- Node.js: ${data.nodeVersion}\n- Platform: ${data.platform}`;
setChatMessages((previous) => [
...previous,
{ type: 'assistant', content: statusMessage, timestamp: Date.now() },
]);
break;
}
case 'memory':
if (data.error) {
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: `⚠️ ${data.message}`,
timestamp: Date.now(),
},
]);
} else {
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: `📝 ${data.message}\n\nPath: \`${data.path}\``,
timestamp: Date.now(),
},
]);
if (data.exists && onFileOpen) {
onFileOpen(data.path);
}
}
break;
case 'config':
onShowSettings?.();
break;
case 'rewind':
if (data.error) {
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: `⚠️ ${data.message}`,
timestamp: Date.now(),
},
]);
} else {
setChatMessages((previous) => previous.slice(0, -data.steps * 2));
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: `${data.message}`,
timestamp: Date.now(),
},
]);
}
break;
default:
console.warn('Unknown built-in command action:', action);
}
},
[onFileOpen, onShowSettings, setChatMessages, setSessionMessages],
);
const handleCustomCommand = useCallback(async (result: CommandExecutionResult) => {
const { content, hasBashCommands } = result;
if (hasBashCommands) {
const confirmed = window.confirm(
'This command contains bash commands that will be executed. Do you want to proceed?',
);
if (!confirmed) {
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: '❌ Command execution cancelled',
timestamp: Date.now(),
},
]);
return;
}
}
setInput(content || '');
setTimeout(() => {
if (handleSubmitRef.current) {
handleSubmitRef.current(createFakeSubmitEvent());
}
}, 50);
}, [setChatMessages]);
const executeCommand = useCallback(
async (command: SlashCommand) => {
if (!command || !selectedProject) {
return;
}
try {
const commandMatch = input.match(new RegExp(`${command.name}\\s*(.*)`));
const args =
commandMatch && commandMatch[1] ? commandMatch[1].trim().split(/\s+/) : [];
const context = {
projectPath: selectedProject.path,
projectName: selectedProject.name,
sessionId: currentSessionId,
provider,
model: provider === 'cursor' ? cursorModel : claudeModel,
tokenUsage: tokenBudget,
};
const response = await authenticatedFetch('/api/commands/execute', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
commandName: command.name,
commandPath: command.path,
args,
context,
}),
});
if (!response.ok) {
throw new Error('Failed to execute command');
}
const result = (await response.json()) as CommandExecutionResult;
if (result.type === 'builtin') {
handleBuiltInCommand(result);
} else if (result.type === 'custom') {
await handleCustomCommand(result);
}
setInput('');
} catch (error) {
const message = error instanceof Error ? error.message : 'Unknown error';
console.error('Error executing command:', error);
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: `Error executing command: ${message}`,
timestamp: Date.now(),
},
]);
}
},
[
claudeModel,
currentSessionId,
cursorModel,
handleBuiltInCommand,
handleCustomCommand,
input,
provider,
selectedProject,
setChatMessages,
tokenBudget,
],
);
const {
slashCommandsCount,
filteredCommands,
frequentCommands,
commandQuery,
showCommandMenu,
selectedCommandIndex,
resetCommandMenuState,
handleCommandSelect,
handleToggleCommandMenu,
handleCommandInputChange,
handleCommandMenuKeyDown,
} = useSlashCommands({
selectedProject,
input,
setInput,
textareaRef,
onExecuteCommand: executeCommand,
});
const {
showFileDropdown,
filteredFiles,
selectedFileIndex,
renderInputWithMentions,
selectFile,
setCursorPosition,
handleFileMentionsKeyDown,
} = useFileMentions({
selectedProject,
input,
setInput,
textareaRef,
});
const syncInputOverlayScroll = useCallback((target: HTMLTextAreaElement) => {
if (!inputHighlightRef.current || !target) {
return;
}
inputHighlightRef.current.scrollTop = target.scrollTop;
inputHighlightRef.current.scrollLeft = target.scrollLeft;
}, []);
const handleImageFiles = useCallback((files: File[]) => {
const validFiles = files.filter((file) => {
try {
if (!file || typeof file !== 'object') {
console.warn('Invalid file object:', file);
return false;
}
if (!file.type || !file.type.startsWith('image/')) {
return false;
}
if (!file.size || file.size > 5 * 1024 * 1024) {
const fileName = file.name || 'Unknown file';
setImageErrors((previous) => {
const next = new Map(previous);
next.set(fileName, 'File too large (max 5MB)');
return next;
});
return false;
}
return true;
} catch (error) {
console.error('Error validating file:', error, file);
return false;
}
});
if (validFiles.length > 0) {
setAttachedImages((previous) => [...previous, ...validFiles].slice(0, 5));
}
}, []);
const handlePaste = useCallback(
(event: ClipboardEvent<HTMLTextAreaElement>) => {
const items = Array.from(event.clipboardData.items);
items.forEach((item) => {
if (!item.type.startsWith('image/')) {
return;
}
const file = item.getAsFile();
if (file) {
handleImageFiles([file]);
}
});
if (items.length === 0 && event.clipboardData.files.length > 0) {
const files = Array.from(event.clipboardData.files);
const imageFiles = files.filter((file) => file.type.startsWith('image/'));
if (imageFiles.length > 0) {
handleImageFiles(imageFiles);
}
}
},
[handleImageFiles],
);
const { getRootProps, getInputProps, isDragActive, open } = useDropzone({
accept: {
'image/*': ['.png', '.jpg', '.jpeg', '.gif', '.webp', '.svg'],
},
maxSize: 5 * 1024 * 1024,
maxFiles: 5,
onDrop: handleImageFiles,
noClick: true,
noKeyboard: true,
});
const handleSubmit = useCallback(
async (
event: FormEvent<HTMLFormElement> | MouseEvent | TouchEvent | KeyboardEvent<HTMLTextAreaElement>,
) => {
event.preventDefault();
if (!input.trim() || isLoading || !selectedProject) {
return;
}
let messageContent = input;
const selectedThinkingMode = thinkingModes.find((mode: { id: string; prefix?: string }) => mode.id === thinkingMode);
if (selectedThinkingMode && selectedThinkingMode.prefix) {
messageContent = `${selectedThinkingMode.prefix}: ${input}`;
}
let uploadedImages: unknown[] = [];
if (attachedImages.length > 0) {
const formData = new FormData();
attachedImages.forEach((file) => {
formData.append('images', file);
});
try {
const response = await authenticatedFetch(`/api/projects/${selectedProject.name}/upload-images`, {
method: 'POST',
headers: {},
body: formData,
});
if (!response.ok) {
throw new Error('Failed to upload images');
}
const result = await response.json();
uploadedImages = result.images;
} catch (error) {
const message = error instanceof Error ? error.message : 'Unknown error';
console.error('Image upload failed:', error);
setChatMessages((previous) => [
...previous,
{
type: 'error',
content: `Failed to upload images: ${message}`,
timestamp: new Date(),
},
]);
return;
}
}
const userMessage: ChatMessage = {
type: 'user',
content: input,
images: uploadedImages as any,
timestamp: new Date(),
};
setChatMessages((previous) => [...previous, userMessage]);
setIsLoading(true);
setCanAbortSession(true);
setClaudeStatus({
text: 'Processing',
tokens: 0,
can_interrupt: true,
});
setIsUserScrolledUp(false);
setTimeout(() => scrollToBottom(), 100);
const effectiveSessionId =
currentSessionId || selectedSession?.id || sessionStorage.getItem('cursorSessionId');
const sessionToActivate = effectiveSessionId || `new-session-${Date.now()}`;
if (!effectiveSessionId && !selectedSession?.id) {
pendingViewSessionRef.current = { sessionId: null, startedAt: Date.now() };
}
onSessionActive?.(sessionToActivate);
const getToolsSettings = () => {
try {
const settingsKey =
provider === 'cursor'
? 'cursor-tools-settings'
: provider === 'codex'
? 'codex-settings'
: 'claude-settings';
const savedSettings = safeLocalStorage.getItem(settingsKey);
if (savedSettings) {
return JSON.parse(savedSettings);
}
} catch (error) {
console.error('Error loading tools settings:', error);
}
return {
allowedTools: [],
disallowedTools: [],
skipPermissions: false,
};
};
const toolsSettings = getToolsSettings();
if (provider === 'cursor') {
sendMessage({
type: 'cursor-command',
command: messageContent,
sessionId: effectiveSessionId,
options: {
cwd: selectedProject.fullPath || selectedProject.path,
projectPath: selectedProject.fullPath || selectedProject.path,
sessionId: effectiveSessionId,
resume: Boolean(effectiveSessionId),
model: cursorModel,
skipPermissions: toolsSettings?.skipPermissions || false,
toolsSettings,
},
});
} else if (provider === 'codex') {
sendMessage({
type: 'codex-command',
command: messageContent,
sessionId: effectiveSessionId,
options: {
cwd: selectedProject.fullPath || selectedProject.path,
projectPath: selectedProject.fullPath || selectedProject.path,
sessionId: effectiveSessionId,
resume: Boolean(effectiveSessionId),
model: codexModel,
permissionMode: permissionMode === 'plan' ? 'default' : permissionMode,
},
});
} else {
sendMessage({
type: 'claude-command',
command: messageContent,
options: {
projectPath: selectedProject.path,
cwd: selectedProject.fullPath,
sessionId: currentSessionId,
resume: Boolean(currentSessionId),
toolsSettings,
permissionMode,
model: claudeModel,
images: uploadedImages,
},
});
}
setInput('');
resetCommandMenuState();
setAttachedImages([]);
setUploadingImages(new Map());
setImageErrors(new Map());
setIsTextareaExpanded(false);
setThinkingMode('none');
if (textareaRef.current) {
textareaRef.current.style.height = 'auto';
}
safeLocalStorage.removeItem(`draft_input_${selectedProject.name}`);
},
[
attachedImages,
claudeModel,
codexModel,
currentSessionId,
cursorModel,
input,
isLoading,
onSessionActive,
pendingViewSessionRef,
permissionMode,
provider,
resetCommandMenuState,
scrollToBottom,
selectedProject,
selectedSession?.id,
sendMessage,
setCanAbortSession,
setChatMessages,
setClaudeStatus,
setIsLoading,
setIsUserScrolledUp,
thinkingMode,
],
);
useEffect(() => {
handleSubmitRef.current = handleSubmit;
}, [handleSubmit]);
useEffect(() => {
if (!selectedProject) {
return;
}
const savedInput = safeLocalStorage.getItem(`draft_input_${selectedProject.name}`) || '';
setInput((previous) => (previous === savedInput ? previous : savedInput));
}, [selectedProject?.name]);
useEffect(() => {
if (!selectedProject) {
return;
}
if (input !== '') {
safeLocalStorage.setItem(`draft_input_${selectedProject.name}`, input);
} else {
safeLocalStorage.removeItem(`draft_input_${selectedProject.name}`);
}
}, [input, selectedProject]);
useEffect(() => {
if (!textareaRef.current) {
return;
}
textareaRef.current.style.height = 'auto';
textareaRef.current.style.height = `${textareaRef.current.scrollHeight}px`;
const lineHeight = parseInt(window.getComputedStyle(textareaRef.current).lineHeight);
const expanded = textareaRef.current.scrollHeight > lineHeight * 2;
setIsTextareaExpanded(expanded);
}, []);
useEffect(() => {
if (!textareaRef.current || input.trim()) {
return;
}
textareaRef.current.style.height = 'auto';
setIsTextareaExpanded(false);
}, [input]);
const handleInputChange = useCallback(
(event: ChangeEvent<HTMLTextAreaElement>) => {
const newValue = event.target.value;
const cursorPos = event.target.selectionStart;
setInput(newValue);
setCursorPosition(cursorPos);
if (!newValue.trim()) {
event.target.style.height = 'auto';
setIsTextareaExpanded(false);
resetCommandMenuState();
return;
}
handleCommandInputChange(newValue, cursorPos);
},
[handleCommandInputChange, resetCommandMenuState, setCursorPosition],
);
const handleKeyDown = useCallback(
(event: KeyboardEvent<HTMLTextAreaElement>) => {
if (handleCommandMenuKeyDown(event)) {
return;
}
if (handleFileMentionsKeyDown(event)) {
return;
}
if (event.key === 'Tab' && !showFileDropdown && !showCommandMenu) {
event.preventDefault();
cyclePermissionMode();
return;
}
if (event.key === 'Enter') {
if (event.nativeEvent.isComposing) {
return;
}
if ((event.ctrlKey || event.metaKey) && !event.shiftKey) {
event.preventDefault();
handleSubmit(event);
} else if (!event.shiftKey && !event.ctrlKey && !event.metaKey && !sendByCtrlEnter) {
event.preventDefault();
handleSubmit(event);
}
}
},
[
cyclePermissionMode,
handleCommandMenuKeyDown,
handleFileMentionsKeyDown,
handleSubmit,
sendByCtrlEnter,
showCommandMenu,
showFileDropdown,
],
);
const handleTextareaClick = useCallback(
(event: MouseEvent<HTMLTextAreaElement>) => {
setCursorPosition(event.currentTarget.selectionStart);
},
[setCursorPosition],
);
const handleTextareaInput = useCallback(
(event: FormEvent<HTMLTextAreaElement>) => {
const target = event.currentTarget;
target.style.height = 'auto';
target.style.height = `${target.scrollHeight}px`;
setCursorPosition(target.selectionStart);
syncInputOverlayScroll(target);
const lineHeight = parseInt(window.getComputedStyle(target).lineHeight);
setIsTextareaExpanded(target.scrollHeight > lineHeight * 2);
},
[setCursorPosition, syncInputOverlayScroll],
);
const handleClearInput = useCallback(() => {
setInput('');
resetCommandMenuState();
if (textareaRef.current) {
textareaRef.current.style.height = 'auto';
textareaRef.current.focus();
}
setIsTextareaExpanded(false);
}, [resetCommandMenuState]);
const handleAbortSession = useCallback(() => {
if (!currentSessionId || !canAbortSession) {
return;
}
sendMessage({
type: 'abort-session',
sessionId: currentSessionId,
provider,
});
}, [canAbortSession, currentSessionId, provider, sendMessage]);
const handleTranscript = useCallback((text: string) => {
if (!text.trim()) {
return;
}
setInput((previousInput) => {
const newInput = previousInput.trim() ? `${previousInput} ${text}` : text;
setTimeout(() => {
if (!textareaRef.current) {
return;
}
textareaRef.current.style.height = 'auto';
textareaRef.current.style.height = `${textareaRef.current.scrollHeight}px`;
const lineHeight = parseInt(window.getComputedStyle(textareaRef.current).lineHeight);
setIsTextareaExpanded(textareaRef.current.scrollHeight > lineHeight * 2);
}, 0);
return newInput;
});
}, []);
const handleGrantToolPermission = useCallback(
(suggestion: { entry: string; toolName: string }) => {
if (!suggestion || provider !== 'claude') {
return { success: false };
}
return grantClaudeToolPermission(suggestion.entry);
},
[provider],
);
const handlePermissionDecision = useCallback(
(
requestIds: string | string[],
decision: { allow?: boolean; message?: string; rememberEntry?: string | null; updatedInput?: unknown },
) => {
const ids = Array.isArray(requestIds) ? requestIds : [requestIds];
const validIds = ids.filter(Boolean);
if (validIds.length === 0) {
return;
}
validIds.forEach((requestId) => {
sendMessage({
type: 'claude-permission-response',
requestId,
allow: Boolean(decision?.allow),
updatedInput: decision?.updatedInput,
message: decision?.message,
rememberEntry: decision?.rememberEntry,
});
});
setPendingPermissionRequests((previous) => {
const next = previous.filter((request) => !validIds.includes(request.requestId));
if (next.length === 0) {
setClaudeStatus(null);
}
return next;
});
},
[sendMessage, setClaudeStatus, setPendingPermissionRequests],
);
const handleInputFocusChange = useCallback(
(focused: boolean) => {
onInputFocusChange?.(focused);
},
[onInputFocusChange],
);
return {
input,
setInput,
textareaRef,
inputHighlightRef,
isTextareaExpanded,
thinkingMode,
setThinkingMode,
slashCommandsCount,
filteredCommands,
frequentCommands,
commandQuery,
showCommandMenu,
selectedCommandIndex,
resetCommandMenuState,
handleCommandSelect,
handleToggleCommandMenu,
showFileDropdown,
filteredFiles: filteredFiles as MentionableFile[],
selectedFileIndex,
renderInputWithMentions,
selectFile,
attachedImages,
setAttachedImages,
uploadingImages,
imageErrors,
getRootProps,
getInputProps,
isDragActive,
openImagePicker: open,
handleSubmit,
handleInputChange,
handleKeyDown,
handlePaste,
handleTextareaClick,
handleTextareaInput,
syncInputOverlayScroll,
handleClearInput,
handleAbortSession,
handleTranscript,
handlePermissionDecision,
handleGrantToolPermission,
handleInputFocusChange,
};
}

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@@ -0,0 +1,114 @@
import { useCallback, useEffect, useRef, useState } from 'react';
import { authenticatedFetch } from '../../utils/api';
import { CLAUDE_MODELS, CODEX_MODELS, CURSOR_MODELS } from '../../../shared/modelConstants';
import type { PendingPermissionRequest, PermissionMode, Provider } from '../../components/chat/types';
import type { ProjectSession } from '../../types/app';
interface UseChatProviderStateArgs {
selectedSession: ProjectSession | null;
}
export function useChatProviderState({ selectedSession }: UseChatProviderStateArgs) {
const [permissionMode, setPermissionMode] = useState<PermissionMode>('default');
const [pendingPermissionRequests, setPendingPermissionRequests] = useState<PendingPermissionRequest[]>([]);
const [provider, setProvider] = useState<Provider>(() => {
return (localStorage.getItem('selected-provider') as Provider) || 'claude';
});
const [cursorModel, setCursorModel] = useState<string>(() => {
return localStorage.getItem('cursor-model') || CURSOR_MODELS.DEFAULT;
});
const [claudeModel, setClaudeModel] = useState<string>(() => {
return localStorage.getItem('claude-model') || CLAUDE_MODELS.DEFAULT;
});
const [codexModel, setCodexModel] = useState<string>(() => {
return localStorage.getItem('codex-model') || CODEX_MODELS.DEFAULT;
});
const lastProviderRef = useRef(provider);
useEffect(() => {
if (!selectedSession?.id) {
return;
}
const savedMode = localStorage.getItem(`permissionMode-${selectedSession.id}`);
setPermissionMode((savedMode as PermissionMode) || 'default');
}, [selectedSession?.id]);
useEffect(() => {
if (!selectedSession?.__provider || selectedSession.__provider === provider) {
return;
}
setProvider(selectedSession.__provider);
localStorage.setItem('selected-provider', selectedSession.__provider);
}, [provider, selectedSession]);
useEffect(() => {
if (lastProviderRef.current === provider) {
return;
}
setPendingPermissionRequests([]);
lastProviderRef.current = provider;
}, [provider]);
useEffect(() => {
setPendingPermissionRequests((previous) =>
previous.filter((request) => !request.sessionId || request.sessionId === selectedSession?.id),
);
}, [selectedSession?.id]);
useEffect(() => {
if (provider !== 'cursor') {
return;
}
authenticatedFetch('/api/cursor/config')
.then((response) => response.json())
.then((data) => {
if (!data.success || !data.config?.model?.modelId) {
return;
}
const modelId = data.config.model.modelId as string;
if (!localStorage.getItem('cursor-model')) {
setCursorModel(modelId);
}
})
.catch((error) => {
console.error('Error loading Cursor config:', error);
});
}, [provider]);
const cyclePermissionMode = useCallback(() => {
const modes: PermissionMode[] =
provider === 'codex'
? ['default', 'acceptEdits', 'bypassPermissions']
: ['default', 'acceptEdits', 'bypassPermissions', 'plan'];
const currentIndex = modes.indexOf(permissionMode);
const nextIndex = (currentIndex + 1) % modes.length;
const nextMode = modes[nextIndex];
setPermissionMode(nextMode);
if (selectedSession?.id) {
localStorage.setItem(`permissionMode-${selectedSession.id}`, nextMode);
}
}, [permissionMode, provider, selectedSession?.id]);
return {
provider,
setProvider,
cursorModel,
setCursorModel,
claudeModel,
setClaudeModel,
codexModel,
setCodexModel,
permissionMode,
setPermissionMode,
pendingPermissionRequests,
setPendingPermissionRequests,
cyclePermissionMode,
};
}

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@@ -0,0 +1,887 @@
import { useEffect } from 'react';
import type { Dispatch, MutableRefObject, SetStateAction } from 'react';
import { decodeHtmlEntities, formatUsageLimitText } from '../../components/chat/utils/chatFormatting';
import { safeLocalStorage } from '../../components/chat/utils/chatStorage';
import type { ChatMessage, PendingPermissionRequest, Provider } from '../../components/chat/types';
import type { Project, ProjectSession } from '../../types/app';
type PendingViewSession = {
sessionId: string | null;
startedAt: number;
};
type LatestChatMessage = {
type?: string;
data?: any;
sessionId?: string;
requestId?: string;
toolName?: string;
input?: unknown;
context?: unknown;
error?: string;
tool?: string;
exitCode?: number;
isProcessing?: boolean;
actualSessionId?: string;
[key: string]: any;
};
interface UseChatRealtimeHandlersArgs {
latestMessage: LatestChatMessage | null;
provider: Provider | string;
selectedProject: Project | null;
selectedSession: ProjectSession | null;
currentSessionId: string | null;
setCurrentSessionId: (sessionId: string | null) => void;
setChatMessages: Dispatch<SetStateAction<ChatMessage[]>>;
setIsLoading: (loading: boolean) => void;
setCanAbortSession: (canAbort: boolean) => void;
setClaudeStatus: (status: { text: string; tokens: number; can_interrupt: boolean } | null) => void;
setTokenBudget: (budget: Record<string, unknown> | null) => void;
setIsSystemSessionChange: (isSystemSessionChange: boolean) => void;
setPendingPermissionRequests: Dispatch<SetStateAction<PendingPermissionRequest[]>>;
pendingViewSessionRef: MutableRefObject<PendingViewSession | null>;
streamBufferRef: MutableRefObject<string>;
streamTimerRef: MutableRefObject<number | null>;
onSessionInactive?: (sessionId?: string | null) => void;
onSessionProcessing?: (sessionId?: string | null) => void;
onSessionNotProcessing?: (sessionId?: string | null) => void;
onReplaceTemporarySession?: (sessionId?: string | null) => void;
onNavigateToSession?: (sessionId: string) => void;
}
const appendStreamingChunk = (
setChatMessages: Dispatch<SetStateAction<ChatMessage[]>>,
chunk: string,
newline = false,
) => {
if (!chunk) {
return;
}
setChatMessages((previous) => {
const updated = [...previous];
const last = updated[updated.length - 1];
if (last && last.type === 'assistant' && !last.isToolUse && last.isStreaming) {
if (newline) {
last.content = last.content ? `${last.content}\n${chunk}` : chunk;
} else {
last.content = `${last.content || ''}${chunk}`;
}
} else {
updated.push({ type: 'assistant', content: chunk, timestamp: new Date(), isStreaming: true });
}
return updated;
});
};
const finalizeStreamingMessage = (setChatMessages: Dispatch<SetStateAction<ChatMessage[]>>) => {
setChatMessages((previous) => {
const updated = [...previous];
const last = updated[updated.length - 1];
if (last && last.type === 'assistant' && last.isStreaming) {
last.isStreaming = false;
}
return updated;
});
};
export function useChatRealtimeHandlers({
latestMessage,
provider,
selectedProject,
selectedSession,
currentSessionId,
setCurrentSessionId,
setChatMessages,
setIsLoading,
setCanAbortSession,
setClaudeStatus,
setTokenBudget,
setIsSystemSessionChange,
setPendingPermissionRequests,
pendingViewSessionRef,
streamBufferRef,
streamTimerRef,
onSessionInactive,
onSessionProcessing,
onSessionNotProcessing,
onReplaceTemporarySession,
onNavigateToSession,
}: UseChatRealtimeHandlersArgs) {
useEffect(() => {
if (!latestMessage) {
return;
}
const messageData = latestMessage.data?.message || latestMessage.data;
const globalMessageTypes = ['projects_updated', 'taskmaster-project-updated', 'session-created'];
const isGlobalMessage = globalMessageTypes.includes(String(latestMessage.type));
const lifecycleMessageTypes = new Set([
'claude-complete',
'codex-complete',
'cursor-result',
'session-aborted',
'claude-error',
'cursor-error',
'codex-error',
]);
const isClaudeSystemInit =
latestMessage.type === 'claude-response' &&
messageData &&
messageData.type === 'system' &&
messageData.subtype === 'init';
const isCursorSystemInit =
latestMessage.type === 'cursor-system' &&
latestMessage.data &&
latestMessage.data.type === 'system' &&
latestMessage.data.subtype === 'init';
const systemInitSessionId = isClaudeSystemInit
? messageData?.session_id
: isCursorSystemInit
? latestMessage.data?.session_id
: null;
const activeViewSessionId =
selectedSession?.id || currentSessionId || pendingViewSessionRef.current?.sessionId || null;
const isSystemInitForView =
systemInitSessionId && (!activeViewSessionId || systemInitSessionId === activeViewSessionId);
const shouldBypassSessionFilter = isGlobalMessage || Boolean(isSystemInitForView);
const isUnscopedError =
!latestMessage.sessionId &&
pendingViewSessionRef.current &&
!pendingViewSessionRef.current.sessionId &&
(latestMessage.type === 'claude-error' ||
latestMessage.type === 'cursor-error' ||
latestMessage.type === 'codex-error');
const handleBackgroundLifecycle = (sessionId?: string) => {
if (!sessionId) {
return;
}
onSessionInactive?.(sessionId);
onSessionNotProcessing?.(sessionId);
};
if (!shouldBypassSessionFilter) {
if (!activeViewSessionId) {
if (latestMessage.sessionId && lifecycleMessageTypes.has(String(latestMessage.type))) {
handleBackgroundLifecycle(latestMessage.sessionId);
}
if (!isUnscopedError) {
return;
}
}
if (!latestMessage.sessionId && !isUnscopedError) {
return;
}
if (latestMessage.sessionId !== activeViewSessionId) {
if (latestMessage.sessionId && lifecycleMessageTypes.has(String(latestMessage.type))) {
handleBackgroundLifecycle(latestMessage.sessionId);
}
console.log(
'Skipping message for different session:',
latestMessage.sessionId,
'current:',
activeViewSessionId,
);
return;
}
}
switch (latestMessage.type) {
case 'session-created':
if (latestMessage.sessionId && !currentSessionId) {
sessionStorage.setItem('pendingSessionId', latestMessage.sessionId);
if (pendingViewSessionRef.current && !pendingViewSessionRef.current.sessionId) {
pendingViewSessionRef.current.sessionId = latestMessage.sessionId;
}
setIsSystemSessionChange(true);
onReplaceTemporarySession?.(latestMessage.sessionId);
setPendingPermissionRequests((previous) =>
previous.map((request) =>
request.sessionId ? request : { ...request, sessionId: latestMessage.sessionId },
),
);
}
break;
case 'token-budget':
if (latestMessage.data) {
setTokenBudget(latestMessage.data);
}
break;
case 'claude-response': {
if (messageData && typeof messageData === 'object' && messageData.type) {
if (messageData.type === 'content_block_delta' && messageData.delta?.text) {
const decodedText = decodeHtmlEntities(messageData.delta.text);
streamBufferRef.current += decodedText;
if (!streamTimerRef.current) {
streamTimerRef.current = window.setTimeout(() => {
const chunk = streamBufferRef.current;
streamBufferRef.current = '';
streamTimerRef.current = null;
appendStreamingChunk(setChatMessages, chunk, false);
}, 100);
}
return;
}
if (messageData.type === 'content_block_stop') {
if (streamTimerRef.current) {
clearTimeout(streamTimerRef.current);
streamTimerRef.current = null;
}
const chunk = streamBufferRef.current;
streamBufferRef.current = '';
appendStreamingChunk(setChatMessages, chunk, false);
finalizeStreamingMessage(setChatMessages);
return;
}
}
if (
latestMessage.data.type === 'system' &&
latestMessage.data.subtype === 'init' &&
latestMessage.data.session_id &&
currentSessionId &&
latestMessage.data.session_id !== currentSessionId &&
isSystemInitForView
) {
console.log('Claude CLI session duplication detected:', {
originalSession: currentSessionId,
newSession: latestMessage.data.session_id,
});
setIsSystemSessionChange(true);
onNavigateToSession?.(latestMessage.data.session_id);
return;
}
if (
latestMessage.data.type === 'system' &&
latestMessage.data.subtype === 'init' &&
latestMessage.data.session_id &&
!currentSessionId &&
isSystemInitForView
) {
console.log('New session init detected:', {
newSession: latestMessage.data.session_id,
});
setIsSystemSessionChange(true);
onNavigateToSession?.(latestMessage.data.session_id);
return;
}
if (
latestMessage.data.type === 'system' &&
latestMessage.data.subtype === 'init' &&
latestMessage.data.session_id &&
currentSessionId &&
latestMessage.data.session_id === currentSessionId &&
isSystemInitForView
) {
console.log('System init message for current session, ignoring');
return;
}
if (Array.isArray(messageData.content)) {
messageData.content.forEach((part: any) => {
if (part.type === 'tool_use') {
const toolInput = part.input ? JSON.stringify(part.input, null, 2) : '';
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: '',
timestamp: new Date(),
isToolUse: true,
toolName: part.name,
toolInput,
toolId: part.id,
toolResult: null,
},
]);
return;
}
if (part.type === 'text' && part.text?.trim()) {
let content = decodeHtmlEntities(part.text);
content = formatUsageLimitText(content);
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content,
timestamp: new Date(),
},
]);
}
});
} else if (typeof messageData.content === 'string' && messageData.content.trim()) {
let content = decodeHtmlEntities(messageData.content);
content = formatUsageLimitText(content);
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content,
timestamp: new Date(),
},
]);
}
if (messageData.role === 'user' && Array.isArray(messageData.content)) {
messageData.content.forEach((part: any) => {
if (part.type !== 'tool_result') {
return;
}
setChatMessages((previous) =>
previous.map((message) => {
if (message.isToolUse && message.toolId === part.tool_use_id) {
return {
...message,
toolResult: {
content: part.content,
isError: part.is_error,
timestamp: new Date(),
},
};
}
return message;
}),
);
});
}
break;
}
case 'claude-output': {
const cleaned = String(latestMessage.data || '');
if (cleaned.trim()) {
streamBufferRef.current += streamBufferRef.current ? `\n${cleaned}` : cleaned;
if (!streamTimerRef.current) {
streamTimerRef.current = window.setTimeout(() => {
const chunk = streamBufferRef.current;
streamBufferRef.current = '';
streamTimerRef.current = null;
appendStreamingChunk(setChatMessages, chunk, true);
}, 100);
}
}
break;
}
case 'claude-interactive-prompt':
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: latestMessage.data,
timestamp: new Date(),
isInteractivePrompt: true,
},
]);
break;
case 'claude-permission-request':
if (provider !== 'claude' || !latestMessage.requestId) {
break;
}
{
const requestId = latestMessage.requestId;
setPendingPermissionRequests((previous) => {
if (previous.some((request) => request.requestId === requestId)) {
return previous;
}
return [
...previous,
{
requestId,
toolName: latestMessage.toolName || 'UnknownTool',
input: latestMessage.input,
context: latestMessage.context,
sessionId: latestMessage.sessionId || null,
receivedAt: new Date(),
},
];
});
}
setIsLoading(true);
setCanAbortSession(true);
setClaudeStatus({
text: 'Waiting for permission',
tokens: 0,
can_interrupt: true,
});
break;
case 'claude-permission-cancelled':
if (!latestMessage.requestId) {
break;
}
setPendingPermissionRequests((previous) =>
previous.filter((request) => request.requestId !== latestMessage.requestId),
);
break;
case 'claude-error':
setChatMessages((previous) => [
...previous,
{
type: 'error',
content: `Error: ${latestMessage.error}`,
timestamp: new Date(),
},
]);
break;
case 'cursor-system':
try {
const cursorData = latestMessage.data;
if (
cursorData &&
cursorData.type === 'system' &&
cursorData.subtype === 'init' &&
cursorData.session_id
) {
if (!isSystemInitForView) {
return;
}
if (currentSessionId && cursorData.session_id !== currentSessionId) {
console.log('Cursor session switch detected:', {
originalSession: currentSessionId,
newSession: cursorData.session_id,
});
setIsSystemSessionChange(true);
onNavigateToSession?.(cursorData.session_id);
return;
}
if (!currentSessionId) {
console.log('Cursor new session init detected:', { newSession: cursorData.session_id });
setIsSystemSessionChange(true);
onNavigateToSession?.(cursorData.session_id);
return;
}
}
} catch (error) {
console.warn('Error handling cursor-system message:', error);
}
break;
case 'cursor-user':
break;
case 'cursor-tool-use':
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: `Using tool: ${latestMessage.tool} ${
latestMessage.input ? `with ${latestMessage.input}` : ''
}`,
timestamp: new Date(),
isToolUse: true,
toolName: latestMessage.tool,
toolInput: latestMessage.input,
},
]);
break;
case 'cursor-error':
setChatMessages((previous) => [
...previous,
{
type: 'error',
content: `Cursor error: ${latestMessage.error || 'Unknown error'}`,
timestamp: new Date(),
},
]);
break;
case 'cursor-result': {
const cursorCompletedSessionId = latestMessage.sessionId || currentSessionId;
if (cursorCompletedSessionId === currentSessionId) {
setIsLoading(false);
setCanAbortSession(false);
setClaudeStatus(null);
}
if (cursorCompletedSessionId) {
onSessionInactive?.(cursorCompletedSessionId);
onSessionNotProcessing?.(cursorCompletedSessionId);
}
if (cursorCompletedSessionId === currentSessionId) {
try {
const resultData = latestMessage.data || {};
const textResult = typeof resultData.result === 'string' ? resultData.result : '';
if (streamTimerRef.current) {
clearTimeout(streamTimerRef.current);
streamTimerRef.current = null;
}
const pendingChunk = streamBufferRef.current;
streamBufferRef.current = '';
setChatMessages((previous) => {
const updated = [...previous];
const last = updated[updated.length - 1];
if (last && last.type === 'assistant' && !last.isToolUse && last.isStreaming) {
const finalContent =
textResult && textResult.trim()
? textResult
: `${last.content || ''}${pendingChunk || ''}`;
last.content = finalContent;
last.isStreaming = false;
} else if (textResult && textResult.trim()) {
updated.push({
type: resultData.is_error ? 'error' : 'assistant',
content: textResult,
timestamp: new Date(),
isStreaming: false,
});
}
return updated;
});
} catch (error) {
console.warn('Error handling cursor-result message:', error);
}
}
const pendingCursorSessionId = sessionStorage.getItem('pendingSessionId');
if (cursorCompletedSessionId && !currentSessionId && cursorCompletedSessionId === pendingCursorSessionId) {
setCurrentSessionId(cursorCompletedSessionId);
sessionStorage.removeItem('pendingSessionId');
if (window.refreshProjects) {
setTimeout(() => window.refreshProjects?.(), 500);
}
}
break;
}
case 'cursor-output':
try {
const raw = String(latestMessage.data ?? '');
const cleaned = raw
.replace(/\x1b\[[0-9;?]*[A-Za-z]/g, '')
.replace(/[\x00-\x08\x0B\x0C\x0E-\x1F]/g, '')
.trim();
if (cleaned) {
streamBufferRef.current += streamBufferRef.current ? `\n${cleaned}` : cleaned;
if (!streamTimerRef.current) {
streamTimerRef.current = window.setTimeout(() => {
const chunk = streamBufferRef.current;
streamBufferRef.current = '';
streamTimerRef.current = null;
appendStreamingChunk(setChatMessages, chunk, true);
}, 100);
}
}
} catch (error) {
console.warn('Error handling cursor-output message:', error);
}
break;
case 'claude-complete': {
const completedSessionId =
latestMessage.sessionId || currentSessionId || sessionStorage.getItem('pendingSessionId');
if (completedSessionId === currentSessionId || !currentSessionId) {
setIsLoading(false);
setCanAbortSession(false);
setClaudeStatus(null);
}
if (completedSessionId) {
onSessionInactive?.(completedSessionId);
onSessionNotProcessing?.(completedSessionId);
}
const pendingSessionId = sessionStorage.getItem('pendingSessionId');
if (pendingSessionId && !currentSessionId && latestMessage.exitCode === 0) {
setCurrentSessionId(pendingSessionId);
sessionStorage.removeItem('pendingSessionId');
console.log('New session complete, ID set to:', pendingSessionId);
}
if (selectedProject && latestMessage.exitCode === 0) {
safeLocalStorage.removeItem(`chat_messages_${selectedProject.name}`);
}
setPendingPermissionRequests([]);
break;
}
case 'codex-response': {
const codexData = latestMessage.data;
if (!codexData) {
break;
}
if (codexData.type === 'item') {
switch (codexData.itemType) {
case 'agent_message':
if (codexData.message?.content?.trim()) {
const content = decodeHtmlEntities(codexData.message.content);
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content,
timestamp: new Date(),
},
]);
}
break;
case 'reasoning':
if (codexData.message?.content?.trim()) {
const content = decodeHtmlEntities(codexData.message.content);
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content,
timestamp: new Date(),
isThinking: true,
},
]);
}
break;
case 'command_execution':
if (codexData.command) {
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: '',
timestamp: new Date(),
isToolUse: true,
toolName: 'Bash',
toolInput: codexData.command,
toolResult: codexData.output || null,
exitCode: codexData.exitCode,
},
]);
}
break;
case 'file_change':
if (codexData.changes?.length > 0) {
const changesList = codexData.changes
.map((change: { kind: string; path: string }) => `${change.kind}: ${change.path}`)
.join('\n');
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: '',
timestamp: new Date(),
isToolUse: true,
toolName: 'FileChanges',
toolInput: changesList,
toolResult: {
content: `Status: ${codexData.status}`,
isError: false,
},
},
]);
}
break;
case 'mcp_tool_call':
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: '',
timestamp: new Date(),
isToolUse: true,
toolName: `${codexData.server}:${codexData.tool}`,
toolInput: JSON.stringify(codexData.arguments, null, 2),
toolResult: codexData.result
? JSON.stringify(codexData.result, null, 2)
: codexData.error?.message || null,
},
]);
break;
case 'error':
if (codexData.message?.content) {
setChatMessages((previous) => [
...previous,
{
type: 'error',
content: codexData.message.content,
timestamp: new Date(),
},
]);
}
break;
default:
console.log('[Codex] Unhandled item type:', codexData.itemType, codexData);
}
}
if (codexData.type === 'turn_complete') {
setIsLoading(false);
}
if (codexData.type === 'turn_failed') {
setIsLoading(false);
setChatMessages((previous) => [
...previous,
{
type: 'error',
content: codexData.error?.message || 'Turn failed',
timestamp: new Date(),
},
]);
}
break;
}
case 'codex-complete': {
const codexCompletedSessionId =
latestMessage.sessionId || currentSessionId || sessionStorage.getItem('pendingSessionId');
if (codexCompletedSessionId === currentSessionId || !currentSessionId) {
setIsLoading(false);
setCanAbortSession(false);
setClaudeStatus(null);
}
if (codexCompletedSessionId) {
onSessionInactive?.(codexCompletedSessionId);
onSessionNotProcessing?.(codexCompletedSessionId);
}
const codexPendingSessionId = sessionStorage.getItem('pendingSessionId');
const codexActualSessionId = latestMessage.actualSessionId || codexPendingSessionId;
if (codexPendingSessionId && !currentSessionId) {
setCurrentSessionId(codexActualSessionId);
setIsSystemSessionChange(true);
if (codexActualSessionId) {
onNavigateToSession?.(codexActualSessionId);
}
sessionStorage.removeItem('pendingSessionId');
console.log('Codex session complete, ID set to:', codexPendingSessionId);
}
if (selectedProject) {
safeLocalStorage.removeItem(`chat_messages_${selectedProject.name}`);
}
break;
}
case 'codex-error':
setIsLoading(false);
setCanAbortSession(false);
setChatMessages((previous) => [
...previous,
{
type: 'error',
content: latestMessage.error || 'An error occurred with Codex',
timestamp: new Date(),
},
]);
break;
case 'session-aborted': {
const abortedSessionId = latestMessage.sessionId || currentSessionId;
if (abortedSessionId === currentSessionId) {
setIsLoading(false);
setCanAbortSession(false);
setClaudeStatus(null);
}
if (abortedSessionId) {
onSessionInactive?.(abortedSessionId);
onSessionNotProcessing?.(abortedSessionId);
}
setPendingPermissionRequests([]);
setChatMessages((previous) => [
...previous,
{
type: 'assistant',
content: 'Session interrupted by user.',
timestamp: new Date(),
},
]);
break;
}
case 'session-status': {
const statusSessionId = latestMessage.sessionId;
const isCurrentSession =
statusSessionId === currentSessionId || (selectedSession && statusSessionId === selectedSession.id);
if (isCurrentSession && latestMessage.isProcessing) {
setIsLoading(true);
setCanAbortSession(true);
onSessionProcessing?.(statusSessionId);
}
break;
}
case 'claude-status': {
const statusData = latestMessage.data;
if (!statusData) {
break;
}
const statusInfo: { text: string; tokens: number; can_interrupt: boolean } = {
text: 'Working...',
tokens: 0,
can_interrupt: true,
};
if (statusData.message) {
statusInfo.text = statusData.message;
} else if (statusData.status) {
statusInfo.text = statusData.status;
} else if (typeof statusData === 'string') {
statusInfo.text = statusData;
}
if (statusData.tokens) {
statusInfo.tokens = statusData.tokens;
} else if (statusData.token_count) {
statusInfo.tokens = statusData.token_count;
}
if (statusData.can_interrupt !== undefined) {
statusInfo.can_interrupt = statusData.can_interrupt;
}
setClaudeStatus(statusInfo);
setIsLoading(true);
setCanAbortSession(statusInfo.can_interrupt);
break;
}
default:
break;
}
}, [latestMessage]);
}

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import { useCallback, useEffect, useLayoutEffect, useMemo, useRef, useState } from 'react';
import type { MutableRefObject } from 'react';
import { api, authenticatedFetch } from '../../utils/api';
import type { ChatMessage, Provider } from '../../components/chat/types';
import type { Project, ProjectSession } from '../../types/app';
import { safeLocalStorage } from '../../components/chat/utils/chatStorage';
import {
convertCursorSessionMessages,
convertSessionMessages,
createCachedDiffCalculator,
type DiffCalculator,
} from '../../components/chat/utils/messageTransforms';
const MESSAGES_PER_PAGE = 20;
const INITIAL_VISIBLE_MESSAGES = 100;
type PendingViewSession = {
sessionId: string | null;
startedAt: number;
};
interface UseChatSessionStateArgs {
selectedProject: Project | null;
selectedSession: ProjectSession | null;
ws: WebSocket | null;
sendMessage: (message: unknown) => void;
autoScrollToBottom?: boolean;
externalMessageUpdate?: number;
processingSessions?: Set<string>;
resetStreamingState: () => void;
pendingViewSessionRef: MutableRefObject<PendingViewSession | null>;
}
interface ScrollRestoreState {
height: number;
top: number;
}
export function useChatSessionState({
selectedProject,
selectedSession,
ws,
sendMessage,
autoScrollToBottom,
externalMessageUpdate,
processingSessions,
resetStreamingState,
pendingViewSessionRef,
}: UseChatSessionStateArgs) {
const [chatMessages, setChatMessages] = useState<ChatMessage[]>(() => {
if (typeof window !== 'undefined' && selectedProject) {
const saved = safeLocalStorage.getItem(`chat_messages_${selectedProject.name}`);
return saved ? (JSON.parse(saved) as ChatMessage[]) : [];
}
return [];
});
const [isLoading, setIsLoading] = useState(false);
const [currentSessionId, setCurrentSessionId] = useState<string | null>(selectedSession?.id || null);
const [sessionMessages, setSessionMessages] = useState<any[]>([]);
const [isLoadingSessionMessages, setIsLoadingSessionMessages] = useState(false);
const [isLoadingMoreMessages, setIsLoadingMoreMessages] = useState(false);
const [messagesOffset, setMessagesOffset] = useState(0);
const [hasMoreMessages, setHasMoreMessages] = useState(false);
const [totalMessages, setTotalMessages] = useState(0);
const [isSystemSessionChange, setIsSystemSessionChange] = useState(false);
const [canAbortSession, setCanAbortSession] = useState(false);
const [isUserScrolledUp, setIsUserScrolledUp] = useState(false);
const [tokenBudget, setTokenBudget] = useState<Record<string, unknown> | null>(null);
const [visibleMessageCount, setVisibleMessageCount] = useState(INITIAL_VISIBLE_MESSAGES);
const [claudeStatus, setClaudeStatus] = useState<{ text: string; tokens: number; can_interrupt: boolean } | null>(null);
const scrollContainerRef = useRef<HTMLDivElement>(null);
const isLoadingSessionRef = useRef(false);
const isLoadingMoreRef = useRef(false);
const topLoadLockRef = useRef(false);
const pendingScrollRestoreRef = useRef<ScrollRestoreState | null>(null);
const scrollPositionRef = useRef({ height: 0, top: 0 });
const createDiff = useMemo<DiffCalculator>(() => createCachedDiffCalculator(), []);
const loadSessionMessages = useCallback(
async (projectName: string, sessionId: string, loadMore = false, provider: Provider | string = 'claude') => {
if (!projectName || !sessionId) {
return [] as any[];
}
const isInitialLoad = !loadMore;
if (isInitialLoad) {
setIsLoadingSessionMessages(true);
} else {
setIsLoadingMoreMessages(true);
}
try {
const currentOffset = loadMore ? messagesOffset : 0;
const response = await (api.sessionMessages as any)(
projectName,
sessionId,
MESSAGES_PER_PAGE,
currentOffset,
provider,
);
if (!response.ok) {
throw new Error('Failed to load session messages');
}
const data = await response.json();
if (isInitialLoad && data.tokenUsage) {
setTokenBudget(data.tokenUsage);
}
if (data.hasMore !== undefined) {
setHasMoreMessages(Boolean(data.hasMore));
setTotalMessages(Number(data.total || 0));
setMessagesOffset(currentOffset + (data.messages?.length || 0));
return data.messages || [];
}
const messages = data.messages || [];
setHasMoreMessages(false);
setTotalMessages(messages.length);
return messages;
} catch (error) {
console.error('Error loading session messages:', error);
return [];
} finally {
if (isInitialLoad) {
setIsLoadingSessionMessages(false);
} else {
setIsLoadingMoreMessages(false);
}
}
},
[messagesOffset],
);
const loadCursorSessionMessages = useCallback(async (projectPath: string, sessionId: string) => {
if (!projectPath || !sessionId) {
return [] as ChatMessage[];
}
setIsLoadingSessionMessages(true);
try {
const url = `/api/cursor/sessions/${encodeURIComponent(sessionId)}?projectPath=${encodeURIComponent(projectPath)}`;
const response = await authenticatedFetch(url);
if (!response.ok) {
return [];
}
const data = await response.json();
const blobs = (data?.session?.messages || []) as any[];
return convertCursorSessionMessages(blobs, projectPath);
} catch (error) {
console.error('Error loading Cursor session messages:', error);
return [];
} finally {
setIsLoadingSessionMessages(false);
}
}, []);
const convertedMessages = useMemo(() => {
return convertSessionMessages(sessionMessages);
}, [sessionMessages]);
const scrollToBottom = useCallback(() => {
const container = scrollContainerRef.current;
if (!container) {
return;
}
container.scrollTop = container.scrollHeight;
}, []);
const isNearBottom = useCallback(() => {
const container = scrollContainerRef.current;
if (!container) {
return false;
}
const { scrollTop, scrollHeight, clientHeight } = container;
return scrollHeight - scrollTop - clientHeight < 50;
}, []);
const loadOlderMessages = useCallback(
async (container: HTMLDivElement) => {
if (!container || isLoadingMoreRef.current || isLoadingMoreMessages) {
return false;
}
if (!hasMoreMessages || !selectedSession || !selectedProject) {
return false;
}
const sessionProvider = selectedSession.__provider || 'claude';
if (sessionProvider === 'cursor') {
return false;
}
isLoadingMoreRef.current = true;
const previousScrollHeight = container.scrollHeight;
const previousScrollTop = container.scrollTop;
try {
const moreMessages = await loadSessionMessages(
selectedProject.name,
selectedSession.id,
true,
sessionProvider,
);
if (moreMessages.length > 0) {
pendingScrollRestoreRef.current = {
height: previousScrollHeight,
top: previousScrollTop,
};
setSessionMessages((previous) => [...moreMessages, ...previous]);
}
return true;
} finally {
isLoadingMoreRef.current = false;
}
},
[hasMoreMessages, isLoadingMoreMessages, loadSessionMessages, selectedProject, selectedSession],
);
const handleScroll = useCallback(async () => {
const container = scrollContainerRef.current;
if (!container) {
return;
}
const nearBottom = isNearBottom();
setIsUserScrolledUp(!nearBottom);
const scrolledNearTop = container.scrollTop < 100;
if (!scrolledNearTop) {
topLoadLockRef.current = false;
return;
}
if (topLoadLockRef.current) {
return;
}
const didLoad = await loadOlderMessages(container);
if (didLoad) {
topLoadLockRef.current = true;
}
}, [isNearBottom, loadOlderMessages]);
useLayoutEffect(() => {
if (!pendingScrollRestoreRef.current || !scrollContainerRef.current) {
return;
}
const { height, top } = pendingScrollRestoreRef.current;
const container = scrollContainerRef.current;
const newScrollHeight = container.scrollHeight;
const scrollDiff = newScrollHeight - height;
container.scrollTop = top + Math.max(scrollDiff, 0);
pendingScrollRestoreRef.current = null;
}, [chatMessages.length]);
useEffect(() => {
const loadMessages = async () => {
if (selectedSession && selectedProject) {
const provider = (localStorage.getItem('selected-provider') as Provider) || 'claude';
isLoadingSessionRef.current = true;
const sessionChanged = currentSessionId !== null && currentSessionId !== selectedSession.id;
if (sessionChanged) {
if (!isSystemSessionChange) {
resetStreamingState();
pendingViewSessionRef.current = null;
setChatMessages([]);
setSessionMessages([]);
setClaudeStatus(null);
setCanAbortSession(false);
}
setMessagesOffset(0);
setHasMoreMessages(false);
setTotalMessages(0);
setTokenBudget(null);
setIsLoading(false);
if (ws) {
sendMessage({
type: 'check-session-status',
sessionId: selectedSession.id,
provider,
});
}
} else if (currentSessionId === null) {
setMessagesOffset(0);
setHasMoreMessages(false);
setTotalMessages(0);
if (ws) {
sendMessage({
type: 'check-session-status',
sessionId: selectedSession.id,
provider,
});
}
}
if (provider === 'cursor') {
setCurrentSessionId(selectedSession.id);
sessionStorage.setItem('cursorSessionId', selectedSession.id);
if (!isSystemSessionChange) {
const projectPath = selectedProject.fullPath || selectedProject.path || '';
const converted = await loadCursorSessionMessages(projectPath, selectedSession.id);
setSessionMessages([]);
setChatMessages(converted);
} else {
setIsSystemSessionChange(false);
}
} else {
setCurrentSessionId(selectedSession.id);
if (!isSystemSessionChange) {
const messages = await loadSessionMessages(
selectedProject.name,
selectedSession.id,
false,
selectedSession.__provider || 'claude',
);
setSessionMessages(messages);
} else {
setIsSystemSessionChange(false);
}
}
} else {
if (!isSystemSessionChange) {
resetStreamingState();
pendingViewSessionRef.current = null;
setChatMessages([]);
setSessionMessages([]);
setClaudeStatus(null);
setCanAbortSession(false);
setIsLoading(false);
}
setCurrentSessionId(null);
sessionStorage.removeItem('cursorSessionId');
setMessagesOffset(0);
setHasMoreMessages(false);
setTotalMessages(0);
setTokenBudget(null);
}
setTimeout(() => {
isLoadingSessionRef.current = false;
}, 250);
};
loadMessages();
}, [
currentSessionId,
isSystemSessionChange,
loadCursorSessionMessages,
loadSessionMessages,
pendingViewSessionRef,
resetStreamingState,
selectedProject,
selectedSession,
sendMessage,
ws,
]);
useEffect(() => {
if (!externalMessageUpdate || !selectedSession || !selectedProject) {
return;
}
const reloadExternalMessages = async () => {
try {
const provider = (localStorage.getItem('selected-provider') as Provider) || 'claude';
if (provider === 'cursor') {
const projectPath = selectedProject.fullPath || selectedProject.path || '';
const converted = await loadCursorSessionMessages(projectPath, selectedSession.id);
setSessionMessages([]);
setChatMessages(converted);
return;
}
const messages = await loadSessionMessages(
selectedProject.name,
selectedSession.id,
false,
selectedSession.__provider || 'claude',
);
setSessionMessages(messages);
const shouldAutoScroll = Boolean(autoScrollToBottom) && isNearBottom();
if (shouldAutoScroll) {
setTimeout(() => scrollToBottom(), 200);
}
} catch (error) {
console.error('Error reloading messages from external update:', error);
}
};
reloadExternalMessages();
}, [
autoScrollToBottom,
externalMessageUpdate,
isNearBottom,
loadCursorSessionMessages,
loadSessionMessages,
scrollToBottom,
selectedProject,
selectedSession,
]);
useEffect(() => {
if (selectedSession?.id) {
pendingViewSessionRef.current = null;
}
}, [pendingViewSessionRef, selectedSession?.id]);
useEffect(() => {
if (sessionMessages.length > 0) {
setChatMessages(convertedMessages);
}
}, [convertedMessages, sessionMessages.length]);
useEffect(() => {
if (selectedProject && chatMessages.length > 0) {
safeLocalStorage.setItem(`chat_messages_${selectedProject.name}`, JSON.stringify(chatMessages));
}
}, [chatMessages, selectedProject]);
useEffect(() => {
if (!selectedProject || !selectedSession?.id || selectedSession.id.startsWith('new-session-')) {
setTokenBudget(null);
return;
}
const sessionProvider = selectedSession.__provider || 'claude';
if (sessionProvider !== 'claude') {
return;
}
const fetchInitialTokenUsage = async () => {
try {
const url = `/api/projects/${selectedProject.name}/sessions/${selectedSession.id}/token-usage`;
const response = await authenticatedFetch(url);
if (response.ok) {
const data = await response.json();
setTokenBudget(data);
} else {
setTokenBudget(null);
}
} catch (error) {
console.error('Failed to fetch initial token usage:', error);
}
};
fetchInitialTokenUsage();
}, [selectedProject, selectedSession?.id, selectedSession?.__provider]);
const visibleMessages = useMemo(() => {
if (chatMessages.length <= visibleMessageCount) {
return chatMessages;
}
return chatMessages.slice(-visibleMessageCount);
}, [chatMessages, visibleMessageCount]);
useEffect(() => {
if (!autoScrollToBottom && scrollContainerRef.current) {
const container = scrollContainerRef.current;
scrollPositionRef.current = {
height: container.scrollHeight,
top: container.scrollTop,
};
}
});
useEffect(() => {
if (!scrollContainerRef.current || chatMessages.length === 0) {
return;
}
if (autoScrollToBottom) {
if (!isUserScrolledUp) {
setTimeout(() => scrollToBottom(), 50);
}
return;
}
const container = scrollContainerRef.current;
const prevHeight = scrollPositionRef.current.height;
const prevTop = scrollPositionRef.current.top;
const newHeight = container.scrollHeight;
const heightDiff = newHeight - prevHeight;
if (heightDiff > 0 && prevTop > 0) {
container.scrollTop = prevTop + heightDiff;
}
}, [autoScrollToBottom, chatMessages.length, isUserScrolledUp, scrollToBottom]);
useEffect(() => {
if (!scrollContainerRef.current || chatMessages.length === 0 || isLoadingSessionRef.current) {
return;
}
setIsUserScrolledUp(false);
setTimeout(() => {
scrollToBottom();
}, 200);
}, [chatMessages.length, scrollToBottom, selectedProject?.name, selectedSession?.id]);
useEffect(() => {
const container = scrollContainerRef.current;
if (!container) {
return;
}
container.addEventListener('scroll', handleScroll);
return () => container.removeEventListener('scroll', handleScroll);
}, [handleScroll]);
useEffect(() => {
if (!currentSessionId || !processingSessions) {
return;
}
const shouldBeProcessing = processingSessions.has(currentSessionId);
if (shouldBeProcessing && !isLoading) {
setIsLoading(true);
setCanAbortSession(true);
}
}, [currentSessionId, isLoading, processingSessions]);
const loadEarlierMessages = useCallback(() => {
setVisibleMessageCount((previousCount) => previousCount + 100);
}, []);
return {
chatMessages,
setChatMessages,
isLoading,
setIsLoading,
currentSessionId,
setCurrentSessionId,
sessionMessages,
setSessionMessages,
isLoadingSessionMessages,
isLoadingMoreMessages,
hasMoreMessages,
totalMessages,
isSystemSessionChange,
setIsSystemSessionChange,
canAbortSession,
setCanAbortSession,
isUserScrolledUp,
setIsUserScrolledUp,
tokenBudget,
setTokenBudget,
visibleMessageCount,
visibleMessages,
loadEarlierMessages,
claudeStatus,
setClaudeStatus,
createDiff,
scrollContainerRef,
scrollToBottom,
isNearBottom,
handleScroll,
loadSessionMessages,
loadCursorSessionMessages,
};
}

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@@ -0,0 +1,257 @@
import { useCallback, useEffect, useMemo, useState } from 'react';
import type { Dispatch, KeyboardEvent, RefObject, SetStateAction } from 'react';
import { api } from '../../utils/api';
import { escapeRegExp } from '../../components/chat/utils/chatFormatting';
import type { Project } from '../../types/app';
interface ProjectFileNode {
name: string;
type: 'file' | 'directory';
path?: string;
children?: ProjectFileNode[];
}
export interface MentionableFile {
name: string;
path: string;
relativePath?: string;
}
interface UseFileMentionsOptions {
selectedProject: Project | null;
input: string;
setInput: Dispatch<SetStateAction<string>>;
textareaRef: RefObject<HTMLTextAreaElement>;
}
const flattenFileTree = (files: ProjectFileNode[], basePath = ''): MentionableFile[] => {
let flattened: MentionableFile[] = [];
files.forEach((file) => {
const fullPath = basePath ? `${basePath}/${file.name}` : file.name;
if (file.type === 'directory' && file.children) {
flattened = flattened.concat(flattenFileTree(file.children, fullPath));
return;
}
if (file.type === 'file') {
flattened.push({
name: file.name,
path: fullPath,
relativePath: file.path,
});
}
});
return flattened;
};
export function useFileMentions({ selectedProject, input, setInput, textareaRef }: UseFileMentionsOptions) {
const [fileList, setFileList] = useState<MentionableFile[]>([]);
const [fileMentions, setFileMentions] = useState<string[]>([]);
const [filteredFiles, setFilteredFiles] = useState<MentionableFile[]>([]);
const [showFileDropdown, setShowFileDropdown] = useState(false);
const [selectedFileIndex, setSelectedFileIndex] = useState(-1);
const [cursorPosition, setCursorPosition] = useState(0);
const [atSymbolPosition, setAtSymbolPosition] = useState(-1);
useEffect(() => {
const fetchProjectFiles = async () => {
if (!selectedProject) {
setFileList([]);
setFilteredFiles([]);
return;
}
try {
const response = await api.getFiles(selectedProject.name);
if (!response.ok) {
return;
}
const files = (await response.json()) as ProjectFileNode[];
setFileList(flattenFileTree(files));
} catch (error) {
console.error('Error fetching files:', error);
}
};
fetchProjectFiles();
}, [selectedProject]);
useEffect(() => {
const textBeforeCursor = input.slice(0, cursorPosition);
const lastAtIndex = textBeforeCursor.lastIndexOf('@');
if (lastAtIndex === -1) {
setShowFileDropdown(false);
setAtSymbolPosition(-1);
return;
}
const textAfterAt = textBeforeCursor.slice(lastAtIndex + 1);
if (textAfterAt.includes(' ')) {
setShowFileDropdown(false);
setAtSymbolPosition(-1);
return;
}
setAtSymbolPosition(lastAtIndex);
setShowFileDropdown(true);
setSelectedFileIndex(-1);
const matchingFiles = fileList
.filter(
(file) =>
file.name.toLowerCase().includes(textAfterAt.toLowerCase()) ||
file.path.toLowerCase().includes(textAfterAt.toLowerCase()),
)
.slice(0, 10);
setFilteredFiles(matchingFiles);
}, [input, cursorPosition, fileList]);
const activeFileMentions = useMemo(() => {
if (!input || fileMentions.length === 0) {
return [];
}
return fileMentions.filter((path) => input.includes(path));
}, [fileMentions, input]);
const sortedFileMentions = useMemo(() => {
if (activeFileMentions.length === 0) {
return [];
}
const uniqueMentions = Array.from(new Set(activeFileMentions));
return uniqueMentions.sort((mentionA, mentionB) => mentionB.length - mentionA.length);
}, [activeFileMentions]);
const fileMentionRegex = useMemo(() => {
if (sortedFileMentions.length === 0) {
return null;
}
const pattern = sortedFileMentions.map(escapeRegExp).join('|');
return new RegExp(`(${pattern})`, 'g');
}, [sortedFileMentions]);
const fileMentionSet = useMemo(() => new Set(sortedFileMentions), [sortedFileMentions]);
const renderInputWithMentions = useCallback(
(text: string) => {
if (!text) {
return '';
}
if (!fileMentionRegex) {
return text;
}
const parts = text.split(fileMentionRegex);
return parts.map((part, index) =>
fileMentionSet.has(part) ? (
<span
key={`mention-${index}`}
className="bg-blue-200/70 -ml-0.5 dark:bg-blue-300/40 px-0.5 rounded-md box-decoration-clone text-transparent"
>
{part}
</span>
) : (
<span key={`text-${index}`}>{part}</span>
),
);
},
[fileMentionRegex, fileMentionSet],
);
const selectFile = useCallback(
(file: MentionableFile) => {
const textBeforeAt = input.slice(0, atSymbolPosition);
const textAfterAtQuery = input.slice(atSymbolPosition);
const spaceIndex = textAfterAtQuery.indexOf(' ');
const textAfterQuery = spaceIndex !== -1 ? textAfterAtQuery.slice(spaceIndex) : '';
const newInput = `${textBeforeAt}${file.path} ${textAfterQuery}`;
const newCursorPosition = textBeforeAt.length + file.path.length + 1;
if (textareaRef.current && !textareaRef.current.matches(':focus')) {
textareaRef.current.focus();
}
setInput(newInput);
setCursorPosition(newCursorPosition);
setFileMentions((previousMentions) =>
previousMentions.includes(file.path) ? previousMentions : [...previousMentions, file.path],
);
setShowFileDropdown(false);
setAtSymbolPosition(-1);
if (!textareaRef.current) {
return;
}
requestAnimationFrame(() => {
if (!textareaRef.current) {
return;
}
textareaRef.current.setSelectionRange(newCursorPosition, newCursorPosition);
if (!textareaRef.current.matches(':focus')) {
textareaRef.current.focus();
}
});
},
[input, atSymbolPosition, textareaRef, setInput],
);
const handleFileMentionsKeyDown = useCallback(
(event: KeyboardEvent<HTMLTextAreaElement>): boolean => {
if (!showFileDropdown || filteredFiles.length === 0) {
return false;
}
if (event.key === 'ArrowDown') {
event.preventDefault();
setSelectedFileIndex((previousIndex) =>
previousIndex < filteredFiles.length - 1 ? previousIndex + 1 : 0,
);
return true;
}
if (event.key === 'ArrowUp') {
event.preventDefault();
setSelectedFileIndex((previousIndex) =>
previousIndex > 0 ? previousIndex - 1 : filteredFiles.length - 1,
);
return true;
}
if (event.key === 'Tab' || event.key === 'Enter') {
event.preventDefault();
if (selectedFileIndex >= 0) {
selectFile(filteredFiles[selectedFileIndex]);
} else if (filteredFiles.length > 0) {
selectFile(filteredFiles[0]);
}
return true;
}
if (event.key === 'Escape') {
event.preventDefault();
setShowFileDropdown(false);
return true;
}
return false;
},
[showFileDropdown, filteredFiles, selectedFileIndex, selectFile],
);
return {
showFileDropdown,
filteredFiles,
selectedFileIndex,
renderInputWithMentions,
selectFile,
setCursorPosition,
handleFileMentionsKeyDown,
};
}

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import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
import type { Dispatch, KeyboardEvent, RefObject, SetStateAction } from 'react';
import Fuse from 'fuse.js';
import { authenticatedFetch } from '../../utils/api';
import { safeLocalStorage } from '../../components/chat/utils/chatStorage';
import type { Project } from '../../types/app';
const COMMAND_QUERY_DEBOUNCE_MS = 150;
export interface SlashCommand {
name: string;
description?: string;
namespace?: string;
path?: string;
type?: string;
metadata?: Record<string, unknown>;
[key: string]: unknown;
}
interface UseSlashCommandsOptions {
selectedProject: Project | null;
input: string;
setInput: Dispatch<SetStateAction<string>>;
textareaRef: RefObject<HTMLTextAreaElement>;
onExecuteCommand: (command: SlashCommand) => void | Promise<void>;
}
const getCommandHistoryKey = (projectName: string) => `command_history_${projectName}`;
const readCommandHistory = (projectName: string): Record<string, number> => {
const history = safeLocalStorage.getItem(getCommandHistoryKey(projectName));
if (!history) {
return {};
}
try {
return JSON.parse(history);
} catch (error) {
console.error('Error parsing command history:', error);
return {};
}
};
const saveCommandHistory = (projectName: string, history: Record<string, number>) => {
safeLocalStorage.setItem(getCommandHistoryKey(projectName), JSON.stringify(history));
};
const isPromiseLike = (value: unknown): value is Promise<unknown> =>
Boolean(value) && typeof (value as Promise<unknown>).then === 'function';
export function useSlashCommands({
selectedProject,
input,
setInput,
textareaRef,
onExecuteCommand,
}: UseSlashCommandsOptions) {
const [slashCommands, setSlashCommands] = useState<SlashCommand[]>([]);
const [filteredCommands, setFilteredCommands] = useState<SlashCommand[]>([]);
const [showCommandMenu, setShowCommandMenu] = useState(false);
const [commandQuery, setCommandQuery] = useState('');
const [selectedCommandIndex, setSelectedCommandIndex] = useState(-1);
const [slashPosition, setSlashPosition] = useState(-1);
const commandQueryTimerRef = useRef<number | null>(null);
const clearCommandQueryTimer = useCallback(() => {
if (commandQueryTimerRef.current !== null) {
window.clearTimeout(commandQueryTimerRef.current);
commandQueryTimerRef.current = null;
}
}, []);
const resetCommandMenuState = useCallback(() => {
setShowCommandMenu(false);
setSlashPosition(-1);
setCommandQuery('');
setSelectedCommandIndex(-1);
clearCommandQueryTimer();
}, [clearCommandQueryTimer]);
useEffect(() => {
const fetchCommands = async () => {
if (!selectedProject) {
setSlashCommands([]);
setFilteredCommands([]);
return;
}
try {
const response = await authenticatedFetch('/api/commands/list', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
projectPath: selectedProject.path,
}),
});
if (!response.ok) {
throw new Error('Failed to fetch commands');
}
const data = await response.json();
const allCommands: SlashCommand[] = [
...((data.builtIn || []) as SlashCommand[]).map((command) => ({
...command,
type: 'built-in',
})),
...((data.custom || []) as SlashCommand[]).map((command) => ({
...command,
type: 'custom',
})),
];
const parsedHistory = readCommandHistory(selectedProject.name);
const sortedCommands = [...allCommands].sort((commandA, commandB) => {
const commandAUsage = parsedHistory[commandA.name] || 0;
const commandBUsage = parsedHistory[commandB.name] || 0;
return commandBUsage - commandAUsage;
});
setSlashCommands(sortedCommands);
} catch (error) {
console.error('Error fetching slash commands:', error);
setSlashCommands([]);
}
};
fetchCommands();
}, [selectedProject]);
useEffect(() => {
if (!showCommandMenu) {
setSelectedCommandIndex(-1);
}
}, [showCommandMenu]);
const fuse = useMemo(() => {
if (!slashCommands.length) {
return null;
}
return new Fuse(slashCommands, {
keys: [
{ name: 'name', weight: 2 },
{ name: 'description', weight: 1 },
],
threshold: 0.4,
includeScore: true,
minMatchCharLength: 1,
});
}, [slashCommands]);
useEffect(() => {
if (!commandQuery) {
setFilteredCommands(slashCommands);
return;
}
if (!fuse) {
setFilteredCommands([]);
return;
}
const results = fuse.search(commandQuery);
setFilteredCommands(results.map((result) => result.item));
}, [commandQuery, slashCommands, fuse]);
const frequentCommands = useMemo(() => {
if (!selectedProject || slashCommands.length === 0) {
return [];
}
const parsedHistory = readCommandHistory(selectedProject.name);
return slashCommands
.map((command) => ({
...command,
usageCount: parsedHistory[command.name] || 0,
}))
.filter((command) => command.usageCount > 0)
.sort((commandA, commandB) => commandB.usageCount - commandA.usageCount)
.slice(0, 5);
}, [selectedProject, slashCommands]);
const trackCommandUsage = useCallback(
(command: SlashCommand) => {
if (!selectedProject) {
return;
}
const parsedHistory = readCommandHistory(selectedProject.name);
parsedHistory[command.name] = (parsedHistory[command.name] || 0) + 1;
saveCommandHistory(selectedProject.name, parsedHistory);
},
[selectedProject],
);
const selectCommandFromKeyboard = useCallback(
(command: SlashCommand) => {
const textBeforeSlash = input.slice(0, slashPosition);
const textAfterSlash = input.slice(slashPosition);
const spaceIndex = textAfterSlash.indexOf(' ');
const textAfterQuery = spaceIndex !== -1 ? textAfterSlash.slice(spaceIndex) : '';
const newInput = `${textBeforeSlash}${command.name} ${textAfterQuery}`;
setInput(newInput);
resetCommandMenuState();
const executionResult = onExecuteCommand(command);
if (isPromiseLike(executionResult)) {
executionResult.catch(() => {
// Keep behavior silent; execution errors are handled by caller.
});
}
},
[input, slashPosition, setInput, resetCommandMenuState, onExecuteCommand],
);
const handleCommandSelect = useCallback(
(command: SlashCommand | null, index: number, isHover: boolean) => {
if (!command || !selectedProject) {
return;
}
if (isHover) {
setSelectedCommandIndex(index);
return;
}
trackCommandUsage(command);
const executionResult = onExecuteCommand(command);
if (isPromiseLike(executionResult)) {
executionResult.then(() => {
resetCommandMenuState();
});
executionResult.catch(() => {
// Keep behavior silent; execution errors are handled by caller.
});
} else {
resetCommandMenuState();
}
},
[selectedProject, trackCommandUsage, onExecuteCommand, resetCommandMenuState],
);
const handleToggleCommandMenu = useCallback(() => {
const isOpening = !showCommandMenu;
setShowCommandMenu(isOpening);
setCommandQuery('');
setSelectedCommandIndex(-1);
if (isOpening) {
setFilteredCommands(slashCommands);
}
textareaRef.current?.focus();
}, [showCommandMenu, slashCommands, textareaRef]);
const handleCommandInputChange = useCallback(
(newValue: string, cursorPos: number) => {
if (!newValue.trim()) {
resetCommandMenuState();
return;
}
const textBeforeCursor = newValue.slice(0, cursorPos);
const backticksBefore = (textBeforeCursor.match(/```/g) || []).length;
const inCodeBlock = backticksBefore % 2 === 1;
if (inCodeBlock) {
resetCommandMenuState();
return;
}
const slashPattern = /(^|\s)\/(\S*)$/;
const match = textBeforeCursor.match(slashPattern);
if (!match) {
resetCommandMenuState();
return;
}
const slashPos = (match.index || 0) + match[1].length;
const query = match[2];
setSlashPosition(slashPos);
setShowCommandMenu(true);
setSelectedCommandIndex(-1);
clearCommandQueryTimer();
commandQueryTimerRef.current = window.setTimeout(() => {
setCommandQuery(query);
}, COMMAND_QUERY_DEBOUNCE_MS);
},
[resetCommandMenuState, clearCommandQueryTimer],
);
const handleCommandMenuKeyDown = useCallback(
(event: KeyboardEvent<HTMLTextAreaElement>): boolean => {
if (!showCommandMenu) {
return false;
}
if (!filteredCommands.length) {
if (event.key === 'Escape') {
event.preventDefault();
resetCommandMenuState();
return true;
}
return false;
}
if (event.key === 'ArrowDown') {
event.preventDefault();
setSelectedCommandIndex((previousIndex) =>
previousIndex < filteredCommands.length - 1 ? previousIndex + 1 : 0,
);
return true;
}
if (event.key === 'ArrowUp') {
event.preventDefault();
setSelectedCommandIndex((previousIndex) =>
previousIndex > 0 ? previousIndex - 1 : filteredCommands.length - 1,
);
return true;
}
if (event.key === 'Tab' || event.key === 'Enter') {
event.preventDefault();
if (selectedCommandIndex >= 0) {
selectCommandFromKeyboard(filteredCommands[selectedCommandIndex]);
} else if (filteredCommands.length > 0) {
selectCommandFromKeyboard(filteredCommands[0]);
}
return true;
}
if (event.key === 'Escape') {
event.preventDefault();
resetCommandMenuState();
return true;
}
return false;
},
[showCommandMenu, filteredCommands, resetCommandMenuState, selectCommandFromKeyboard, selectedCommandIndex],
);
useEffect(
() => () => {
clearCommandQueryTimer();
},
[clearCommandQueryTimer],
);
return {
slashCommands,
slashCommandsCount: slashCommands.length,
filteredCommands,
frequentCommands,
commandQuery,
showCommandMenu,
selectedCommandIndex,
resetCommandMenuState,
handleCommandSelect,
handleToggleCommandMenu,
handleCommandInputChange,
handleCommandMenuKeyDown,
};
}

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declare module 'react-syntax-highlighter';
declare module 'react-syntax-highlighter/dist/esm/styles/prism';