/**
 * tests/setup.ts — vitest 全局 setup
 *
 * 在所有测试之前执行，负责：
 * 1. 导入 CSS（避免 import 报错）
 * 2. polyfill jsdom 缺失的浏览器 API
 * 3. 每个测试后全局清理
 */
import { beforeAll, afterEach, vi } from 'vitest'

// 导入全局 CSS
import '../src/styles/base.css'
import '../src/styles/window.css'
import '../src/styles/desktop.css'
import '../src/styles/apps.css'
import '../src/styles/apps2.css'

// ============================================================
// jsdom polyfills
// ============================================================
beforeAll(() => {
  // matchMedia
  if (!window.matchMedia) {
    Object.defineProperty(window, 'matchMedia', {
      writable: true,
      value: vi.fn().mockImplementation((query: string) => ({
        matches: false,
        media: query,
        onchange: null,
        addListener: vi.fn(),
        removeListener: vi.fn(),
        addEventListener: vi.fn(),
        removeEventListener: vi.fn(),
        dispatchEvent: vi.fn(() => false),
      })),
    })
  }

  // scrollIntoView
  if (!Element.prototype.scrollIntoView) {
    Element.prototype.scrollIntoView = vi.fn()
  }

  // requestAnimationFrame / cancelAnimationFrame
  if (!window.requestAnimationFrame) {
    let rafId = 0
    const callbacks = new Map<number, FrameRequestCallback>()
    window.requestAnimationFrame = vi.fn((cb: FrameRequestCallback) => {
      const handle = ++rafId
      callbacks.set(handle, cb)
      setTimeout(() => {
        const fn = callbacks.get(handle)
        if (fn) { callbacks.delete(handle); fn(Date.now()) }
      }, 16)
      return handle
    })
    window.cancelAnimationFrame = vi.fn((handle: number) => { callbacks.delete(handle) })
  }

  // structuredClone 兜底
  if (!window.structuredClone) {
    ;(window as any).structuredClone = (obj: any) => JSON.parse(JSON.stringify(obj))
  }
})

// ============================================================
// 每个测试后全局清理
// ============================================================
afterEach(() => {
  // 恢复真实 timers（防止 fake timers 泄漏）
  vi.useRealTimers()

  // 清理 localStorage
  localStorage.clear()
})