import axios from 'axios'
import { ElMessage } from 'element-plus'

const request = axios.create({
  baseURL: '/api',
  timeout: 30000,
})

// 递归把响应里所有 +00:00 时区标识替换为 +08:00（数据库存北京时间，后端误标为 UTC）
function fixDatetimeTZ(obj) {
  if (typeof obj === 'string') {
    return obj.replace(/T(\d{2}:\d{2}:\d{2})\+00:00/g, 'T$1+08:00')
  }
  if (Array.isArray(obj)) return obj.map(fixDatetimeTZ)
  if (obj && typeof obj === 'object') {
    const result = {}
    for (const k in obj) result[k] = fixDatetimeTZ(obj[k])
    return result
  }
  return obj
}

request.interceptors.response.use(
  res => {
    const data = fixDatetimeTZ(res.data)
    if (data.code && data.code !== 200) {
      ElMessage.error(data.message || '请求失败')
      return Promise.reject(new Error(data.message))
    }
    return data
  },
  err => {
    const msg = err.response?.data?.detail || err.response?.data?.message || err.message || '网络错误'
    ElMessage.error(msg)
    return Promise.reject(err)
  }
)

// Dashboard
export const getDashboard = () => request.get('/dashboard')
export const getTokenTrend = (days = 30) => request.get('/dashboard/token-trend', { params: { days } })
export const getMonthlyTokenTrend = () => request.get('/dashboard/monthly-token-trend')

// Users
export const getUsers = (params) => request.get('/users', { params })
export const createUser = (data) => request.post('/users', data)
export const updateUser = (id, data) => request.put(`/users/${id}`, data)
export const deleteUser = (id) => request.delete(`/users/${id}`)
export const batchUserAction = (data) => request.post('/users/batch/action', data)
export const loginUser = (id) => request.post(`/users/${id}/login`)
export const logoutUser = (id) => request.post(`/users/${id}/logout`)
export const generatePersonality = (id) => request.post(`/users/${id}/personality/generate`)
export const updatePersonality = (id, data) => request.put(`/users/${id}/personality`, data)
export const importUsers = (formData) => request.post('/users/excel/import', formData, {
  headers: { 'Content-Type': 'multipart/form-data' }
})
export const downloadTemplate = () => request.get('/users/excel/template', { responseType: 'blob' })
export const exportUsers = () => request.get('/users/excel/export', { responseType: 'blob' })
export const deduplicateUsers = () => request.post('/users/deduplicate')
export const clearAllUsers = () => request.post('/users/clear-all')
export const loginAllUsers = () => request.post('/users/login-all')
export const syncAllProfiles = () => request.post('/users/sync-all-profiles')
export const cancelInteraction = (id) => request.post(`/interactions/${id}/cancel`)
export const runInteractionNow = () => request.post('/system/interaction/run-now')

// Interactions
export const getInteractions = (params) => request.get('/interactions', { params })
export const retryInteraction = (id) => request.post(`/interactions/${id}/retry`)
export const exportInteractions = (params) => request.get('/interactions/export', { params, responseType: 'blob' })

// AI Models
export const getAIModels = () => request.get('/ai-models')
export const createAIModel = (data) => request.post('/ai-models', data)
export const updateAIModel = (id, data) => request.put(`/ai-models/${id}`, data)
export const deleteAIModel = (id) => request.delete(`/ai-models/${id}`)
export const testAIModel = (data) => request.post('/ai-models/test', data)

// System
export const getSystemConfigs = () => request.get('/system/configs')
export const updateSystemConfigs = (data) => request.put('/system/configs', data)
export const toggleScheduler = (enabled) => request.post('/system/scheduler/toggle', { enabled })
export const resetAllSessions = () => request.post('/system/sessions/reset-all')

// Logs
export const getLoginLogs = (params) => request.get('/logs/login', { params })
export const getLogFiles = () => request.get('/logs/files')
export const tailLogFile = (filename, lines = 100) => request.get(`/logs/files/${filename}/tail`, { params: { lines } })

export default request
export const uploadAvatar = (userId, formData) => request.post(`/users/${userId}/upload-avatar`, formData, { headers: { "Content-Type": "multipart/form-data" } })