import { describe, it, expect, vi, beforeEach } from 'vitest'

vi.mock('@/utils/request', () => ({
  default: {
    get: vi.fn(),
    post: vi.fn(),
    put: vi.fn(),
    delete: vi.fn(),
  },
}))

import request from '@/utils/request'
import {
  continueSession,
  pauseSession,
  endSession,
  startOrContinueStudySession,
  getSessionDetail,
} from '@/api/studySessions'

const mockedRequest = vi.mocked(request)

describe('studySessions API', () => {
  beforeEach(() => {
    vi.clearAllMocks()
  })

  it('continueSession sends POST to correct endpoint', async () => {
    mockedRequest.post.mockResolvedValue({ code: 200, data: null })
    await continueSession('S001')
    expect(mockedRequest.post).toHaveBeenCalledWith('/study-sessions/S001/study-sessions/continue')
  })

  it('pauseSession sends POST with endTime param when provided', async () => {
    mockedRequest.post.mockResolvedValue({ code: 200, data: null })
    const endTime = new Date('2024-01-15T10:30:00Z')
    await pauseSession('S001', endTime)
    expect(mockedRequest.post).toHaveBeenCalledWith(
      '/study-sessions/S001/study-sessions/pause',
      null,
      { params: { endTime: endTime.toISOString() } }
    )
  })

  it('pauseSession sends POST with null params when endTime not provided', async () => {
    mockedRequest.post.mockResolvedValue({ code: 200, data: null })
    await pauseSession('S001')
    expect(mockedRequest.post).toHaveBeenCalledWith(
      '/study-sessions/S001/study-sessions/pause',
      null,
      { params: null }
    )
  })

  it('endSession sends POST with default content', async () => {
    mockedRequest.post.mockResolvedValue({ code: 200, data: null })
    await endSession('S001')
    expect(mockedRequest.post).toHaveBeenCalledWith(
      '/study-sessions/S001/study-sessions/ended',
      { content: '任务结束' }
    )
  })

  it('endSession sends POST with custom content', async () => {
    mockedRequest.post.mockResolvedValue({ code: 200, data: null })
    await endSession('S001', '自定义结束')
    expect(mockedRequest.post).toHaveBeenCalledWith(
      '/study-sessions/S001/study-sessions/ended',
      { content: '自定义结束' }
    )
  })

  it('startOrContinueStudySession sends GET to correct endpoint', async () => {
    mockedRequest.get.mockResolvedValue({ code: 200, data: { sessionNum: 'S002' } })
    const result = await startOrContinueStudySession('T001')
    expect(mockedRequest.get).toHaveBeenCalledWith('/tasks/T001/study-sessions/start-or-continue')
    expect(result).toEqual({ code: 200, data: { sessionNum: 'S002' } })
  })

  it('getSessionDetail sends GET to correct endpoint', async () => {
    mockedRequest.get.mockResolvedValue({ code: 200, data: { id: 1 } })
    await getSessionDetail('S001')
    expect(mockedRequest.get).toHaveBeenCalledWith('/study-sessions/S001')
  })
})