Refactor Settings, FileTree, GitPanel, Shell, and CodeEditor components (#402)

src/components/file-tree/view/FileTree.tsx

@@ -0,0 +1,103 @@
+import { useCallback, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { cn } from '../../../lib/utils';
+import ImageViewer from './ImageViewer';
+import { ICON_SIZE_CLASS, getFileIconData } from '../constants/fileIcons';
+import { useExpandedDirectories } from '../hooks/useExpandedDirectories';
+import { useFileTreeData } from '../hooks/useFileTreeData';
+import { useFileTreeSearch } from '../hooks/useFileTreeSearch';
+import { useFileTreeViewMode } from '../hooks/useFileTreeViewMode';
+import type { FileTreeImageSelection, FileTreeNode } from '../types/types';
+import { formatFileSize, formatRelativeTime, isImageFile } from '../utils/fileTreeUtils';
+import FileTreeBody from './FileTreeBody';
+import FileTreeDetailedColumns from './FileTreeDetailedColumns';
+import FileTreeHeader from './FileTreeHeader';
+import FileTreeLoadingState from './FileTreeLoadingState';
+import { Project } from '../../../types/app';
+
+type FileTreeProps =  {
+  selectedProject: Project | null;
+  onFileOpen?: (filePath: string) => void;
+}
+
+export default function FileTree({ selectedProject, onFileOpen }: FileTreeProps) {
+  const { t } = useTranslation();
+  const [selectedImage, setSelectedImage] = useState<FileTreeImageSelection | null>(null);
+
+  const { files, loading } = useFileTreeData(selectedProject);
+  const { viewMode, changeViewMode } = useFileTreeViewMode();
+  const { expandedDirs, toggleDirectory, expandDirectories } = useExpandedDirectories();
+  const { searchQuery, setSearchQuery, filteredFiles } = useFileTreeSearch({
+    files,
+    expandDirectories,
+  });
+
+  const renderFileIcon = useCallback((filename: string) => {
+    const { icon: Icon, color } = getFileIconData(filename);
+    return <Icon className={cn(ICON_SIZE_CLASS, color)} />;
+  }, []);
+
+  // Centralized click behavior keeps file actions identical across all presentation modes.
+  const handleItemClick = useCallback(
+    (item: FileTreeNode) => {
+      if (item.type === 'directory') {
+        toggleDirectory(item.path);
+        return;
+      }
+
+      if (isImageFile(item.name) && selectedProject) {
+        setSelectedImage({
+          name: item.name,
+          path: item.path,
+          projectPath: selectedProject.path,
+          projectName: selectedProject.name,
+        });
+        return;
+      }
+
+      onFileOpen?.(item.path);
+    },
+    [onFileOpen, selectedProject, toggleDirectory],
+  );
+
+  const formatRelativeTimeLabel = useCallback(
+    (date?: string) => formatRelativeTime(date, t),
+    [t],
+  );
+
+  if (loading) {
+    return <FileTreeLoadingState />;
+  }
+
+  return (
+    <div className="h-full flex flex-col bg-background">
+      <FileTreeHeader
+        viewMode={viewMode}
+        onViewModeChange={changeViewMode}
+        searchQuery={searchQuery}
+        onSearchQueryChange={setSearchQuery}
+      />
+
+      {viewMode === 'detailed' && filteredFiles.length > 0 && <FileTreeDetailedColumns />}
+
+      <FileTreeBody
+        files={files}
+        filteredFiles={filteredFiles}
+        searchQuery={searchQuery}
+        viewMode={viewMode}
+        expandedDirs={expandedDirs}
+        onItemClick={handleItemClick}
+        renderFileIcon={renderFileIcon}
+        formatFileSize={formatFileSize}
+        formatRelativeTime={formatRelativeTimeLabel}
+      />
+
+      {selectedImage && (
+        <ImageViewer
+          file={selectedImage}
+          onClose={() => setSelectedImage(null)}
+        />
+      )}
+    </div>
+  );
+}