1b131b3961
- Add .gitignore to exclude unnecessary files and directories - Create .npmrc for npm authentication - Add AGENTS.md for project documentation - Initialize package.json with project metadata and dependencies - Implement app.ts to set up the application and project manager - Create file-search module for searching files in a directory - Set up project manager and listener for managing project files - Implement project search functionality with MeiliSearch integration - Add routes for authentication and project management - Create scheduler for task management - Add tests for file searching and project management functionalities
57 lines
1.6 KiB
TypeScript
57 lines
1.6 KiB
TypeScript
/**
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* 任务调度器
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* - FIFO 先进先出队列
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* - 单线程执行（一次只执行一个任务）
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* - 去重：同一个 key 的任务如果已在队列中等待（未执行），则不重复添加
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*/
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type Task = {
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key: string;
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execute: () => Promise<void>;
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};
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export class Scheduler {
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private queue: Task[] = [];
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private running = false;
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/** 当前在队列中等待执行的任务 key 集合（不含正在执行的） */
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private pendingKeys = new Set<string>();
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/**
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* 添加任务
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* @param key 任务唯一标识（如文件路径）
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* @param execute 任务执行函数
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* @returns true 表示已加入队列；false 表示该 key 已存在，跳过
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*/
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add(key: string, execute: () => Promise<void>): boolean {
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if (this.pendingKeys.has(key)) {
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// 同一任务已在队列中，跳过
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return false;
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}
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this.pendingKeys.add(key);
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this.queue.push({ key, execute });
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// 触发执行（如果没有在跑的话）
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this._run();
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return true;
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}
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private async _run() {
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if (this.running) return;
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this.running = true;
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while (this.queue.length > 0) {
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const task = this.queue.shift()!;
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// 任务开始执行前，从 pendingKeys 移除，允许后续同 key 任务重新入队
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this.pendingKeys.delete(task.key);
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try {
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await task.execute();
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} catch (err) {
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console.error(`[Scheduler] Task "${task.key}" failed:`, err);
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}
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}
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this.running = false;
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}
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/** 队列中等待执行的任务数量（不含正在执行的） */
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get pendingCount(): number {
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return this.queue.length;
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}
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}
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