import type { IntentLevel, Sentiment } from './common'

/** 渠道类型（含渠道中心全部可连接类型） */
export type ChannelType =
  | 'whatsapp'
  | 'telegram'
  | 'messenger'
  | 'email'
  | 'gmail'
  | 'outlook'
  | 'webform'
  | 'website'
  | 'landing'
  | 'social'
  | 'exhibition'
  | 'api'
  | 'webhook'

export type MessageType = 'text' | 'image' | 'file' | 'audio' | 'product'
export type MessageStatus = 'sending' | 'sent' | 'delivered' | 'read' | 'failed'
export type MessageSender = 'customer' | 'agent' | 'system'

export interface Message {
  id: string
  conversationId: string
  sender: MessageSender
  senderName?: string
  type: MessageType
  originalText: string
  translatedText?: string
  /** 发出消息的中文客服备注，不会发送到外部渠道 */
  translationCn?: string
  translationStatus?: 'pending' | 'completed' | 'failed'
  translatedAt?: string
  translationMethod?: 'ai-contextual' | 'ai-direct' | 'source'
  translationContextMessages?: number
  translationConversationSummaryApplied?: boolean
  translationModel?: string
  intentStatus?: 'pending' | 'completed' | 'failed'
  intentAnalysis?: {
    primary: string
    label: string
    confidence: number
    urgency: 'low' | 'medium' | 'high' | 'urgent'
    sentiment: 'positive' | 'neutral' | 'negative' | 'angry'
    entities: string[]
    rationale: string
    analyzedAt: string
    model: string
  }
  originalLang: string
  targetLang?: string
  status: MessageStatus
  createdAt: string
  isImportant?: boolean
  internalNote?: string
  attachmentName?: string
  productCard?: { name: string; sku: string; price: string }
  replyToId?: string
  replyPreview?: string
  editedAt?: string
  isDeleted?: boolean
  deletedAt?: string
  reactions?: Array<{
    actor: string
    emoji: string
    fromMe?: boolean
    updatedAt?: string
  }>
  telegramFileId?: number
  whatsappMessageId?: string
  whatsappContentType?: string
  attachmentMimeType?: string
  attachmentSize?: number
  stickerEmoji?: string
  emailUid?: number
  emailMessageId?: string
  emailSubject?: string
  emailAttachments?: Array<{
    id: string
    name: string
    mimeType: string
    size: number
    available: boolean
  }>
}

export interface Conversation {
  id: string
  customerId: string
  channel: ChannelType
  unreadCount: number
  status: 'pending' | 'replied' | 'closed'
  assigneeId: string | null
  intentLevel: IntentLevel
  sentiment: Sentiment
  hasRisk: boolean
  lastMessage?: Message
  summary: string
  updatedAt: string
  emailSubject?: string
  channelId?: string
  telegramChatId?: string
  telegramChatType?: string
  whatsappJid?: string
  whatsappChatType?: string
  isPinned?: boolean
  archived?: boolean
  mutedUntil?: string | null
  markedUnread?: boolean
  isBlocked?: boolean
  leftAt?: string
  presence?: 'available' | 'unavailable' | 'composing' | 'recording' | 'paused'
  presenceUpdatedAt?: string
  lastSeenAt?: string
  translationTargetLang?: string
  messageIntentEnabled?: boolean
  aiContextStatus?: 'waiting' | 'queued' | 'compressing' | 'ready' | 'failed'
  aiContextSourceMessageCount?: number
  aiContextPendingMessages?: number
  aiContextCompressedAt?: string
  aiContextCompactedMessageIds?: string[]
  aiContextMemory?: {
    summary: string
    facts: string[]
    commitments: string[]
    products: string[]
    unresolved: string[]
    preferences: string[]
    updatedThroughMessageId: string
    sourceMessageCount: number
    updatedAt: string
    model: string
    version: number
  }
}

export interface AiBackfillStatus {
  status: 'not-started' | 'queued' | 'running' | 'completed' | 'failed'
  totalCount: number
  completedCount: number
  pendingCount: number
  progress: number
  startedAt?: string
  completedAt?: string | null
  lastError?: string
}

export type ChannelStatus = 'connected' | 'disconnected' | 'error' | 'paused' | 'unconnected'

export interface ChannelConnection {
  id: string
  type: ChannelType
  name: string
  status: ChannelStatus
  account?: string
  lastSyncAt?: string
  todayMessages: number
  errorMessage?: string
  autoReply: boolean
  authState?: string
  defaultOwnerId?: string
  displayName?: string
  imapHost?: string
  imapPort?: number
  imapSecure?: boolean
  imapFolder?: string
  smtpHost?: string
  smtpPort?: number
  smtpSecure?: boolean
  syncDays?: number
  lastVerifiedAt?: string
  isDefault?: boolean
  provider?: string
  pairingCode?: string
  qrDataUrl?: string
}

export interface ChannelSyncLog {
  id: string
  channelId: string
  action: string
  detail: string
  status: 'success' | 'failed'
  createdAt: string
}

/** 发送消息请求 */
export interface SendMessagePayload {
  text: string
  /** 已确认的中文参考译文，仅在内部消息记录中保存 */
  translationCn?: string
  /** auto 表示根据客户最近消息或客户画像自动选择目标语言 */
  targetLang?: string
  replyToId?: string
  replyPreview?: string
  type?: MessageType
  attachmentName?: string
}