Function executeFileTool

apps/webuiapps/src/lib/fileTools.ts:192–267

(
  toolName: string,
  params: Record<string, string>,
)

}

export async function executeFileTool(
  toolName: string,
  params: Record<string, string>,
): Promise<string> {
  switch (toolName) {
    case 'file_read': {
      const filePath = (params.file_path || '').replace(/^\/+/, '');
      if (!filePath) return 'error: file_path is required';
      try {
        const content = await idb.getFile(filePath);
        if (content === null || content === undefined) {
          return 'error: file not found';
        }
        return typeof content === 'string' ? content : JSON.stringify(content, null, 2);
      } catch (e) {
        return `error: ${String(e)}`;
      }
    }

    case 'file_write': {
      const filePath = (params.file_path || '').replace(/^\/+/, '');
      let content = params.content;
      if (!filePath) return 'error: file_path is required';
      if (content === undefined) return 'error: content is required';
      // For JSON files, extract JSON (strip markdown wrapping) and validate
      if (filePath.endsWith('.json')) {
        content = extractJson(content);
        try {
          JSON.parse(content);
        } catch (e) {
          return `error: invalid JSON — ${String(e)}. Please regenerate valid JSON.`;
        }
      }
      try {
        const parts = filePath.split('/');
        const name = parts.pop()!;
        const dir = parts.join('/');
        await idb.putTextFilesByJSON({
          files: [{ path: dir || undefined, name, content }],
        });
        return 'success';
      } catch (e) {
        return `error: ${String(e)}`;
      }
    }

    case 'file_list': {
      const dir = (params.directory || '').replace(/^\/+/, '').replace(/\/+$/, '');
      try {
        const result = await idb.listFiles(dir || '/');
        const items = result.files.map((f) => {
          const name = f.path.split('/').pop() || f.path;
          return f.type === 1 ? `[dir]  ${name}` : `[file] ${name}`;
        });
        if (items.length === 0) return 'empty directory';
        return items.join('\n');
      } catch (e) {
        return `error: ${String(e)}`;