import axios from 'axios'

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

// 当前项目（js=金山烟草, jd=嘉定烟草）
let currentProject = 'js'

export function setCurrentProject(project) {
  currentProject = project
}

export function getCurrentProject() {
  return currentProject
}

// 请求拦截器：自动附加项目标识和 token
api.interceptors.request.use((config) => {
  config.headers['X-Project'] = currentProject
  const token = localStorage.getItem('auth_token')
  if (token) {
    config.headers['Authorization'] = token
  }
  return config
})

// Token 管理
export function setToken(token) {
  localStorage.setItem('auth_token', token)
  api.defaults.headers.common['Authorization'] = token
}

export function getToken() {
  const token = localStorage.getItem('auth_token')
  if (token) {
    api.defaults.headers.common['Authorization'] = token
  }
  return token
}

export function removeToken() {
  localStorage.removeItem('auth_token')
  delete api.defaults.headers.common['Authorization']
}

// 初始化时恢复 token
getToken()

// 登录
export function login(username, password) {
  return api.post('/orders/login', { username, password })
}

// 查询订单
export function queryOrders(params) {
  return api.post('/orders/query', params)
}

// 导出Excel
export function exportExcel(params) {
  return api.post('/orders/export/excel', params, { responseType: 'blob' })
}

// 导入运单
export function importLogistics(file) {
  const formData = new FormData()
  formData.append('file', file)
  return api.post('/orders/import/logistics', formData, {
    headers: { 'Content-Type': 'multipart/form-data' },
  })
}

// 下载导入模板
export function downloadTemplate() {
  return api.get('/orders/import/template', { responseType: 'blob' })
}

// 查询操作日志（仅admin）
export function queryLogs(params) {
  return api.get('/orders/logs', { params })
}

// 获取统计数据
export function getStats() {
  return api.get('/orders/stats')
}