import { describe, it, expect, vi } from 'vitest'
import { IPC_CHANNELS } from '@d3ro/core/ipc-channels'
import { ErrorCode } from '@d3ro/core/errors'
import { configGet } from '../../src/main/services/ConfigService'
import { registerHotkeyHandlers } from '../../src/main/ipc/hotkey-handlers'
import { registerCaptionHandlers } from '../../src/main/ipc/caption-handlers'
import { registerRAGHandlers } from '../../src/main/ipc/rag-handlers'
import { registerVoiceConversationHandlers } from '../../src/main/ipc/voice-conversation-handlers'
import { registerVoiceActionHandlers } from '../../src/main/ipc/voice-action-handlers'
import { registerFileTranscriptionHandlers } from '../../src/main/ipc/file-transcription-handlers'
import { registerMeetingModeHandlers } from '../../src/main/ipc/meeting-mode-handlers'
import { registerTemplateHandlers } from '../../src/main/ipc/template-handlers'
import { registerMeetingDocTemplateHandlers } from '../../src/main/ipc/meeting-doc-template-handlers'
import { invokeIpc, useRedHarness } from './harness'

vi.mock('../../src/main/services/HotkeyService', () => ({
  getHotkeyService: () => ({
    loadFromConfig: vi.fn(),
    start: vi.fn(),
    stop: vi.fn(),
    on: vi.fn(),
    off: vi.fn(),
  }),
}))

useRedHarness()

const SAMPLE_BINDING = {
  keyCode: 65,
  ctrl: true,
  alt: false,
  shift: false,
  meta: false,
  displayLabel: 'Ctrl+A',
}

describe('유스케이스: 핫키 / 캡션 / RAG / 대화 / 액션 / 파일전사 / 회의 IPC', () => {
  it('핫키 받아쓰기 단축키를 읽고 쓴다', async () => {
    registerHotkeyHandlers()
    const set = await invokeIpc(IPC_CHANNELS.HOTKEY.SET_DICTATION_SHORTCUT, { binding: SAMPLE_BINDING })
    expect(set.success).toBe(true)
    const get = await invokeIpc(IPC_CHANNELS.HOTKEY.GET_DICTATION_SHORTCUT)
    expect(get.success).toBe(true)
    if (get.success) expect(get.data.displayLabel).toBe('Ctrl+A')
  })

  it('핫키 핸즈프리 단축키를 읽고 쓴다', async () => {
    registerHotkeyHandlers()
    await invokeIpc(IPC_CHANNELS.HOTKEY.SET_HANDS_FREE_SHORTCUT, { binding: SAMPLE_BINDING })
    const get = await invokeIpc(IPC_CHANNELS.HOTKEY.GET_HANDS_FREE_SHORTCUT)
    expect(get.success).toBe(true)
  })

  it('핫키 명령 단축키를 읽고 쓴다', async () => {
    registerHotkeyHandlers()
    await invokeIpc(IPC_CHANNELS.HOTKEY.SET_COMMAND_SHORTCUT, { binding: SAMPLE_BINDING })
    const get = await invokeIpc(IPC_CHANNELS.HOTKEY.GET_COMMAND_SHORTCUT)
    expect(get.success).toBe(true)
  })

  it('핫키 자막 단축키를 읽고 쓴다', async () => {
    registerHotkeyHandlers()
    await invokeIpc(IPC_CHANNELS.HOTKEY.SET_CAPTION_SHORTCUT, { binding: SAMPLE_BINDING })
    const get = await invokeIpc(IPC_CHANNELS.HOTKEY.GET_CAPTION_SHORTCUT)
    expect(get.success).toBe(true)
  })

  it('핫키 활성 토글을 끈다', async () => {
    registerHotkeyHandlers()
    const set = await invokeIpc(IPC_CHANNELS.HOTKEY.SET_ENABLED, { enabled: false })
    expect(set.success).toBe(true)
    const get = await invokeIpc(IPC_CHANNELS.HOTKEY.IS_ENABLED)
    expect(get.success).toBe(true)
    if (get.success) expect(get.data).toBe(false)
    expect(configGet('hotkeyEnabled')).toBe(false)
  })

  it('핫키 활성 토글을 켠다', async () => {
    registerHotkeyHandlers()
    await invokeIpc(IPC_CHANNELS.HOTKEY.SET_ENABLED, { enabled: true })
    const get = await invokeIpc(IPC_CHANNELS.HOTKEY.IS_ENABLED)
    if (get.success) expect(get.data).toBe(true)
  })

  it('캡션 초기 상태를 읽는다', async () => {
    registerCaptionHandlers()
    const res = await invokeIpc(IPC_CHANNELS.CAPTION.GET_STATE)
    expect(res.success).toBe(true)
    if (res.success) expect(res.data).toBe('inactive')
  })

  it('캡션 설정을 바꾼다', async () => {
    registerCaptionHandlers()
    const res = await invokeIpc(IPC_CHANNELS.CAPTION.SET_CONFIG, { fontSize: 20, opacity: 0.5 })
    expect(res.success).toBe(true)
  })

  it('캡션 시작 실패는 success:false 로 나온다', async () => {
    registerCaptionHandlers()
    const res = await invokeIpc(IPC_CHANNELS.CAPTION.START)
    if (res.success) {
      const stop = await invokeIpc(IPC_CHANNELS.CAPTION.STOP)
      expect(stop.success).toBe(true)
    } else {
      expect(res.error.code).toBeTruthy()
    }
  })

  it('RAG 문서 목록 IPC', async () => {
    registerRAGHandlers()
    const res = await invokeIpc(IPC_CHANNELS.RAG.GET_DOCUMENTS)
    expect(res.success).toBe(true)
    if (res.success) expect(Array.isArray(res.data)).toBe(true)
  })

  it('RAG 질의 실패는 에러다', async () => {
    registerRAGHandlers()
    const res = await invokeIpc(IPC_CHANNELS.RAG.QUERY, { query: 'hello', topK: 3 })
    expect(res.success).toBe(false)
  })

  it('대화 상태를 읽는다', async () => {
    registerVoiceConversationHandlers()
    const res = await invokeIpc(IPC_CHANNELS.VOICE_CONVERSATION.GET_STATE)
    expect(res.success).toBe(true)
  })

  it('대화 히스토리를 읽는다', async () => {
    registerVoiceConversationHandlers()
    const res = await invokeIpc(IPC_CHANNELS.VOICE_CONVERSATION.GET_HISTORY)
    expect(res.success).toBe(true)
    if (res.success) expect(Array.isArray(res.data)).toBe(true)
  })

  it('세션 없이 대화 메시지는 실패한다', async () => {
    registerVoiceConversationHandlers()
    const res = await invokeIpc(IPC_CHANNELS.VOICE_CONVERSATION.SEND_MESSAGE, { text: 'hi' })
    expect(res.success).toBe(false)
  })

  it('보이스 액션 프리셋을 읽는다', async () => {
    registerVoiceActionHandlers()
    const res = await invokeIpc(IPC_CHANNELS.VOICE_ACTION.GET_PRESETS)
    expect(res.success).toBe(true)
    if (res.success) expect((res.data as unknown[]).length).toBeGreaterThan(0)
  })

  it('보이스 액션 활성 토글', async () => {
    registerVoiceActionHandlers()
    await invokeIpc(IPC_CHANNELS.VOICE_ACTION.SET_ENABLED, { enabled: true })
    const res = await invokeIpc(IPC_CHANNELS.VOICE_ACTION.IS_ENABLED)
    expect(res.success).toBe(true)
    if (res.success) expect(res.data).toBe(true)
  })

  it('파일 전사 상태를 읽는다', async () => {
    registerFileTranscriptionHandlers()
    const res = await invokeIpc(IPC_CHANNELS.FILE_TRANSCRIPTION.GET_STATE)
    expect(res.success).toBe(true)
    if (res.success) expect(res.data.state).toBe('idle')
  })

  it('파일 전사 잘못된 경로는 실패한다', async () => {
    registerFileTranscriptionHandlers()
    const res = await invokeIpc(IPC_CHANNELS.FILE_TRANSCRIPTION.START, { filePath: 'nope.txt' })
    expect(res.success).toBe(false)
  })

  it('회의 상태를 읽는다', async () => {
    registerMeetingModeHandlers()
    const res = await invokeIpc(IPC_CHANNELS.MEETING_MODE.GET_STATE)
    expect(res.success).toBe(true)
  })

  it('회의 세션 목록을 읽는다', async () => {
    registerMeetingModeHandlers()
    const res = await invokeIpc(IPC_CHANNELS.MEETING_MODE.GET_SESSIONS, { page: 1, pageSize: 10 })
    expect(res.success).toBe(true)
  })

  it('없는 회의 세션 조회는 실패한다', async () => {
    registerMeetingModeHandlers()
    const res = await invokeIpc(IPC_CHANNELS.MEETING_MODE.GET_SESSION, { sessionId: 'missing' })
    expect(res.success).toBe(false)
    if (!res.success) expect(res.error.code).toBe(ErrorCode.MeetingSessionNotFound)
  })

  it('딕테이션 템플릿 목록 IPC', async () => {
    registerTemplateHandlers()
    const res = await invokeIpc(IPC_CHANNELS.DICTATION_TEMPLATE.GET_ALL)
    expect(res.success).toBe(true)
    if (res.success) expect((res.data as unknown[]).length).toBeGreaterThan(0)
  })

  it('없는 딕테이션 템플릿 세션 시작은 실패한다', async () => {
    registerTemplateHandlers()
    const res = await invokeIpc(IPC_CHANNELS.DICTATION_TEMPLATE.START_SESSION, { templateId: 'missing' })
    expect(res.success).toBe(false)
  })

  it('회의 문서 템플릿 목록 IPC', async () => {
    registerMeetingDocTemplateHandlers()
    const res = await invokeIpc(IPC_CHANNELS.MEETING_DOC_TEMPLATE.GET_ALL)
    expect(res.success).toBe(true)
    if (res.success) expect((res.data as unknown[]).length).toBeGreaterThan(0)
  })

  it('빌트인 회의 템플릿 삭제는 실패한다', async () => {
    registerMeetingDocTemplateHandlers()
    const res = await invokeIpc(IPC_CHANNELS.MEETING_DOC_TEMPLATE.DELETE, { id: 'builtin-minutes' })
    expect(res.success).toBe(false)
    if (!res.success) expect(res.error.code).toBe(ErrorCode.MeetingDocTemplateBuiltinDelete)
  })
})