/**
 * 37-mail: Mail Vue 组件化测试
 */
import { describe, it, expect, beforeEach, afterEach } from 'vitest'
import { h, render, nextTick } from 'vue'
import MailComponent from '../../src/apps/mail/Mail.vue'
import { store } from '../../src/composables/useStore'
import { setupDOM } from '../helpers'

function makeMockWin() { const el = document.createElement('div'); el.className = 'window'; document.getElementById('window-layer')?.appendChild(el); const body = document.createElement('div'); body.className = 'win-body'; el.appendChild(body); return { el, body, timers: [] as any[], data: {} } }

describe('37-mail — Mail Vue 组件化', () => {
  let win: any
  beforeEach(() => { localStorage.clear(); store.set('mail', null); setupDOM(); win = makeMockWin() })
  afterEach(() => { render(null, win.body); win.el.remove() })
  function mount() { const v = h(MailComponent, { win }); render(v, win.body) }

  it('显示 3 个邮箱', () => { mount(); expect(win.body.querySelectorAll('.mail-side .fb-side-item').length).toBe(3) })
  it('收件箱有邮件列表', () => { mount(); expect(win.body.querySelectorAll('.mail-row').length).toBeGreaterThanOrEqual(1) })
  it('默认选中收件箱', () => { mount(); expect(win.body.querySelector('.mail-side .fb-side-item.sel')?.textContent).toContain('收件箱') })
  it('搜索框存在', () => { mount(); expect(win.body.querySelector('.notes-search')).toBeTruthy() })
  it('新邮件按钮存在', () => { mount(); expect(win.body.querySelector('.fb-btn')).toBeTruthy() })
  it('点击邮件显示详情', async () => { mount(); const row = win.body.querySelector('.mail-row') as HTMLElement; row.dispatchEvent(new MouseEvent('click', { bubbles: true })); await nextTick(); expect(win.body.querySelector('.mail-detail-subject')).toBeTruthy() })
  it('点击新邮件打开弹窗', async () => { mount(); (win.body.querySelector('.fb-btn') as HTMLElement).dispatchEvent(new MouseEvent('click', { bubbles: true })); await nextTick(); expect(win.body.querySelector('.mail-compose')).toBeTruthy() })
  it('切换邮箱清除选中', async () => { mount(); const row = win.body.querySelector('.mail-row') as HTMLElement; row.dispatchEvent(new MouseEvent('click', { bubbles: true })); await nextTick(); const side = win.body.querySelectorAll('.mail-side .fb-side-item')[1] as HTMLElement; side.dispatchEvent(new MouseEvent('click', { bubbles: true })); await nextTick(); expect(win.body.querySelector('.mail-detail .empty-state')).toBeTruthy() })
  it('卸载', () => { mount(); render(null, win.body); expect(win.body.children.length).toBe(0) })
})