import * as vscode from 'vscode';
import * as path from 'path';
/**
* Provides interaction logic with the memory bank file system within the VS Code workspace.
*/
export class MemoryBankProvider {
private workspaceRoot: string;
constructor() {
// Determine the workspace root. Handle potential multi-root workspaces if necessary.
const workspaceFolders = vscode.workspace.workspaceFolders;
if (!workspaceFolders || workspaceFolders.length === 0) {
// Handle the case where no workspace is open
// For now, throw an error or log a warning. A more robust solution might be needed.
vscode.window.showErrorMessage('Memory Bank Editor requires an open workspace.');
throw new Error('No workspace folder found.');
}
// Assuming single root workspace for now
this.workspaceRoot = workspaceFolders[0].uri.fsPath;
// デバッグ: 初期化情報のログ
// console.log(`MemoryBankProvider initialized for workspace: ${this.workspaceRoot}`);
vscode.window.setStatusBarMessage(`Memory Bank: Initialized for ${this.workspaceRoot}`, 3000);
}
/**
* Reads the content of a memory bank document.
* @param relativePath The path relative to the memory bank root (e.g., 'global-memory-bank/core/architecture.json').
* @returns The content of the document as a string.
* @throws Error if the file cannot be read.
*/
public async getDocumentContent(relativePath: string): Promise<string> {
// Assuming memory bank root is 'docs' within the workspace for now.
// This should ideally be configurable.
const memoryBankRoot = path.join(this.workspaceRoot, 'docs');
const fileUri = vscode.Uri.file(path.join(memoryBankRoot, relativePath));
try {
// デバッグ: ファイル読み込み開始ログ
// console.log(`Reading file: ${fileUri.fsPath}`);
const readData = await vscode.workspace.fs.readFile(fileUri);
const content = Buffer.from(readData).toString('utf8');
// デバッグ: ファイル読み込み成功ログ
// console.log(`Successfully read file: ${relativePath}`);
return content;
} catch (error) {
// エラーログと通知
vscode.window.showErrorMessage(`Failed to read memory bank document: ${relativePath}`);
// Re-throw or handle appropriately
throw new Error(`Failed to read document: ${relativePath}. Error: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Writes content to a memory bank document. Creates the file if it doesn't exist.
* @param relativePath The path relative to the memory bank root.
* @param content The content to write to the document.
* @throws Error if the file cannot be written.
*/
public async updateDocumentContent(relativePath: string, content: string): Promise<void> {
// Assuming memory bank root is 'docs' within the workspace for now.
const memoryBankRoot = path.join(this.workspaceRoot, 'docs');
const fileUri = vscode.Uri.file(path.join(memoryBankRoot, relativePath));
try {
// デバッグ: ファイル書き込み開始ログ
// console.log(`Writing file: ${fileUri.fsPath}`);
const writeData = Buffer.from(content, 'utf8');
await vscode.workspace.fs.writeFile(fileUri, writeData);
// デバッグ: ファイル書き込み成功ログ
// console.log(`Successfully wrote file: ${relativePath}`);
vscode.window.setStatusBarMessage(`Memory Bank: Saved ${relativePath}`, 3000);
} catch (error) {
// エラーログと通知
vscode.window.showErrorMessage(`Failed to write memory bank document: ${relativePath}`);
throw new Error(`Failed to write document: ${relativePath}. Error: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Lists files and directories within a given relative path in the memory bank.
* @param relativePath The path relative to the memory bank root.
* @returns A promise resolving to an array of [name, fileType] tuples.
* @throws Error if the directory cannot be read.
*/
public async listDirectory(relativePath: string): Promise<[string, vscode.FileType][]> {
// Assuming memory bank root is 'docs' within the workspace for now.
const memoryBankRoot = path.join(this.workspaceRoot, 'docs');
const dirUri = vscode.Uri.file(path.join(memoryBankRoot, relativePath));
try {
// デバッグ: ディレクトリ一覧取得開始ログ
// console.log(`Listing directory: ${dirUri.fsPath}`);
const entries = await vscode.workspace.fs.readDirectory(dirUri);
// デバッグ: ディレクトリ一覧取得成功ログ
// console.log(`Successfully listed directory: ${relativePath}`);
// Filter out unwanted files like .DS_Store if necessary
return entries.filter(([name]) => !name.startsWith('.'));
} catch (error) {
// If the directory doesn't exist, return an empty array or handle specific errors
if (error instanceof vscode.FileSystemError && error.code === 'FileNotFound') {
// 警告表示
vscode.window.showWarningMessage(`Directory not found: ${relativePath}`);
return [];
}
// エラーログと通知
vscode.window.showErrorMessage(`Failed to list memory bank directory: ${relativePath}`);
throw new Error(`Failed to list directory: ${relativePath}. Error: ${error instanceof Error ? error.message : String(error)}`);
}
}
// Add methods for comparing branches etc. later
}
