import type { ReactNode } from 'react';
import { Folder, Search } from 'lucide-react';
import { useTranslation } from 'react-i18next';
import { ScrollArea } from '../../ui/scroll-area';
import type { FileTreeNode, FileTreeViewMode } from '../types/types';
import FileTreeEmptyState from './FileTreeEmptyState';
import FileTreeList from './FileTreeList';

type FileTreeBodyProps = {
  files: FileTreeNode[];
  filteredFiles: FileTreeNode[];
  searchQuery: string;
  viewMode: FileTreeViewMode;
  expandedDirs: Set<string>;
  onItemClick: (item: FileTreeNode) => void;
  renderFileIcon: (filename: string) => ReactNode;
  formatFileSize: (bytes?: number) => string;
  formatRelativeTime: (date?: string) => string;
};

export default function FileTreeBody({
  files,
  filteredFiles,
  searchQuery,
  viewMode,
  expandedDirs,
  onItemClick,
  renderFileIcon,
  formatFileSize,
  formatRelativeTime,
}: FileTreeBodyProps) {
  const { t } = useTranslation();

  return (
    <ScrollArea className="flex-1 px-2 py-1">
      {files.length === 0 ? (
        <FileTreeEmptyState
          icon={Folder}
          title={t('fileTree.noFilesFound')}
          description={t('fileTree.checkProjectPath')}
        />
      ) : filteredFiles.length === 0 && searchQuery ? (
        <FileTreeEmptyState
          icon={Search}
          title={t('fileTree.noMatchesFound')}
          description={t('fileTree.tryDifferentSearch')}
        />
      ) : (
        <FileTreeList
          items={filteredFiles}
          viewMode={viewMode}
          expandedDirs={expandedDirs}
          onItemClick={onItemClick}
          renderFileIcon={renderFileIcon}
          formatFileSize={formatFileSize}
          formatRelativeTime={formatRelativeTime}
        />
      )}
    </ScrollArea>
  );
}