import { adminApiClient } from './client'
import type { AxiosError } from 'axios'

export interface ParticipantDto {
  id: string
  userId: string
  name: string
  role: 'HOST' | 'PLAYER' | 'SPECTATOR'
  score: number
  joinedAt: string
  isActive: boolean
  user: {
    id: string
    name?: string
    email?: string
  }
}

export interface RoomDto {
  id: string
  code: string
  status: 'WAITING' | 'PLAYING' | 'FINISHED'
  hostId: string
  createdAt: string
  expiresAt?: string | null
  isAdminRoom: boolean
  customCode?: string | null
  activeFrom?: string | null
  activeTo?: string | null
  themeId?: string | null
  questionPackId?: string | null
  uiControls?: {
    allowThemeChange?: boolean
    allowPackChange?: boolean
    allowNameChange?: boolean
    allowScoreEdit?: boolean
  } | null
  maxPlayers: number
  allowSpectators: boolean
  timerEnabled: boolean
  timerDuration: number
  autoAdvance?: boolean
  voiceMode?: boolean
  currentQuestionIndex?: number
  totalQuestions?: number
  answeredQuestions?: number
  currentQuestionId?: string | null
  currentPlayerId?: string | null
  isGameOver?: boolean
  revealedAnswers?: Record<string, string[]> | null
  host: {
    id: string
    name?: string | null
    email?: string | null
  }
  theme?: {
    id: string
    name: string
    isPublic: boolean
  } | null
  questionPack?: {
    id: string
    name: string
    description?: string | null
    questionCount?: number
  } | null
  participants?: ParticipantDto[]
  _count?: {
    participants: number
  }
  startedAt?: string | null
  finishedAt?: string | null
}

export interface CreateAdminRoomDto {
  hostId: string
  hostName?: string
  customCode?: string
  activeFrom?: string
  activeTo?: string
  themeId?: string
  questionPackId?: string
  uiControls?: {
    allowThemeChange?: boolean
    allowPackChange?: boolean
    allowNameChange?: boolean
    allowScoreEdit?: boolean
  }
  settings?: {
    maxPlayers?: number
    allowSpectators?: boolean
    timerEnabled?: boolean
    timerDuration?: number
  }
}

export interface RoomsResponse {
  rooms: RoomDto[]
  total: number
  page: number
  limit: number
  totalPages: number
}

export interface RoomsApiError {
  message: string
  statusCode?: number
  originalError?: unknown
  name: 'RoomsApiError'
}

export function createRoomsApiError(
  message: string,
  statusCode?: number,
  originalError?: unknown
): RoomsApiError {
  return {
    message,
    statusCode,
    originalError,
    name: 'RoomsApiError',
  }
}

export function isRoomsApiError(error: unknown): error is RoomsApiError {
  return (
    typeof error === 'object' &&
    error !== null &&
    'name' in error &&
    error.name === 'RoomsApiError'
  )
}

export const roomsApi = {
  getRooms: async (params?: {
    page?: number
    limit?: number
    status?: 'WAITING' | 'PLAYING' | 'FINISHED'
    dateFrom?: string
    dateTo?: string
  }): Promise<RoomsResponse> => {
    try {
      const response = await adminApiClient.get('/api/admin/rooms', {
        params: {
          page: params?.page || 1,
          limit: params?.limit || 20,
          status: params?.status,
          dateFrom: params?.dateFrom,
          dateTo: params?.dateTo,
        },
      })
      return response.data
    } catch (error) {
      const axiosError = error as AxiosError<{ message?: string }>
      throw createRoomsApiError(
        axiosError.response?.data?.message || 'Failed to load rooms',
        axiosError.response?.status,
        error
      )
    }
  },

  getRoom: async (roomId: string): Promise<RoomDto> => {
    try {
      const response = await adminApiClient.get(`/api/admin/rooms/${roomId}`)
      return response.data
    } catch (error) {
      const axiosError = error as AxiosError<{ message?: string }>
      if (axiosError.response?.status === 404) {
        throw createRoomsApiError(
          `Room not found: The room with ID "${roomId}" does not exist.`,
          axiosError.response.status,
          error
        )
      }
      throw createRoomsApiError(
        axiosError.response?.data?.message || `Failed to load room ${roomId}`,
        axiosError.response?.status,
        error
      )
    }
  },

  createAdminRoom: async (room: CreateAdminRoomDto): Promise<RoomDto> => {
    try {
      const response = await adminApiClient.post('/api/admin/rooms', room)
      return response.data
    } catch (error) {
      const axiosError = error as AxiosError<{ message?: string }>
      throw createRoomsApiError(
        axiosError.response?.data?.message || 'Failed to create room',
        axiosError.response?.status,
        error
      )
    }
  },

  deleteRoom: async (roomId: string): Promise<{ message: string }> => {
    try {
      const response = await adminApiClient.delete(`/api/admin/rooms/${roomId}`)
      return response.data
    } catch (error) {
      const axiosError = error as AxiosError<{ message?: string }>
      if (axiosError.response?.status === 404) {
        throw createRoomsApiError(
          `Room not found: The room with ID "${roomId}" does not exist.`,
          axiosError.response.status,
          error
        )
      }
      throw createRoomsApiError(
        axiosError.response?.data?.message || `Failed to delete room ${roomId}`,
        axiosError.response?.status,
        error
      )
    }
  },
}