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

/** AI 回复建议 */
export type ReplyStyle = 'stable' | 'active' | 'brief'

export interface AiReplySuggestion {
  id: string
  style: ReplyStyle
  content: string
  translationCn: string
  targetLang: string
  reason: string
  knowledgeRefs: string[]
  knowledgeRefIds?: string[]
  expectedEffect: string
  cultureTip?: string
}

/** AI 会话分析结果 */
export interface AiAnalysis {
  intentScore: number
  intentLevel: IntentLevel
  stage: CustomerStage
  sentiment: Sentiment
  riskLevel: RiskLevel
  riskNote?: string
  country: string
  keyPoints: { label: string; value: string }[]
  nextActions: string[]
  summary: string
}

export interface TranslatePayload {
  text: string
  sourceLang?: string
  targetLang: string
  scenario?: string
}

export interface TranslateResult {
  translated: string
  detectedLang: string
  terms: { source: string; target: string }[]
  historyItem?: TranslationHistoryItem
  meta?: {
    method: 'ai-contextual' | 'ai-direct'
    contextApplied: boolean
    contextMessageCount: number
    conversationSummaryApplied?: boolean
    model: string
  }
}

export interface TranslationHistoryItem {
  id: string
  sourceLang: string
  targetLang: string
  originalText: string
  translatedText: string
  detectedLang: string
  favorite: boolean
  createdAt: string
}

export type AiTextAction = 'polish' | 'translate' | 'shorten' | 'expand' | 'tone'

export interface AiTextActionPayload {
  text: string
  action: AiTextAction
  tone?: string
  targetLang?: string
}

export interface InterpretLine {
  id: string
  speaker: 'me' | 'peer'
  original: string
  translated: string
  lang: string
  at: string
}