// =============================================================================
// 企微IT智能服务台 — 坐席端分诊 API 封装
// =============================================================================
// 说明：封装坐席端 7 个分诊看板 API 调用
// =============================================================================

import request from './index'

/** 分诊会话列表项 */
export interface TriageSessionItem {
  id: string
  conversation_id: string
  user_id: string
  user_name: string | null
  user_dept: string | null
  request_title: string
  problem_type: string | null
  problem_category: string | null
  confidence: number | null
  urgency: string
  suggested_route: string | null
  status: string
  route_action: string | null
  route_note: string | null
  operator_id: string | null
  created_at: string | null
  operated_at: string | null
}

/** 分诊详情 */
export interface TriageDetail extends TriageSessionItem {
  user_level: string | null
  device_info: string | null
  request_content: string
  source: string
  matched_knowledge: string | null
  match_score: number | null
  context_tags: string[]
  triage_steps: Record<string, any>[]
  collected_context: string[]
  updated_at: string | null
}

/** 分诊统计 */
export interface TriageStats {
  pending_total: number
  today_triaged: number
  ai_self_count: number
  human_count: number
  auto_approval_count: number
  avg_duration_sec: number
}

/** 列表查询参数 */
export interface TriageListQuery {
  urgency?: string
  problem_type?: string
  page?: number
  page_size?: number
}

/** 历史查询参数 */
export interface TriageHistoryQuery {
  date_from?: string
  date_to?: string
  route_action?: string
  page?: number
  page_size?: number
}

/** 路由操作请求 */
export interface TriageRouteParams {
  route_action: string
  route_note?: string
}

/** 排除选项请求 */
export interface TriageExcludeOptionsParams {
  excluded_labels: string[]
  recommended_label?: string
}

/**
 * 获取待分诊列表
 * GET /api/agent/triage/pending
 */
export function getPendingTriage(params: TriageListQuery): Promise<{ total: number; items: TriageSessionItem[] }> {
  return request.get('/agent/triage/pending', { params })
}

/**
 * 获取分诊统计
 * GET /api/agent/triage/stats
 */
export function getTriageStats(): Promise<TriageStats> {
  return request.get('/agent/triage/stats')
}

/**
 * 获取分诊详情
 * GET /api/agent/triage/{triage_id}
 */
export function getTriageDetail(triageId: string): Promise<TriageDetail> {
  return request.get(`/agent/triage/${triageId}`)
}

/**
 * 路由操作
 * POST /api/agent/triage/{triage_id}/route
 */
export function routeTriage(triageId: string, params: TriageRouteParams): Promise<TriageSessionItem> {
  return request.post(`/agent/triage/${triageId}/route`, params)
}

/**
 * 获取分诊历史
 * GET /api/agent/triage/history
 */
export function getTriageHistory(params: TriageHistoryQuery): Promise<{ total: number; items: TriageSessionItem[] }> {
  return request.get('/agent/triage/history', { params })
}

/**
 * 导出分诊记录
 * GET /api/agent/triage/export
 */
export function exportTriage(params: { date_from?: string; date_to?: string }): Promise<Blob> {
  return request.get('/agent/triage/export', {
    params,
    responseType: 'blob',
  })
}

/**
 * 排除/推荐分诊选项
 * POST /api/agent/triage/{triage_id}/exclude-options
 */
export function excludeTriageOptions(
  triageId: string,
  params: TriageExcludeOptionsParams,
): Promise<{ excluded: boolean }> {
  return request.post(`/agent/triage/${triageId}/exclude-options`, params)
}