import axios from 'axios'
import { ElMessage } from 'element-plus'
import router from '../router'

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

// 请求拦截：自动带 token
api.interceptors.request.use(config => {
  const token = localStorage.getItem('token')
  if (token) {
    config.headers.Authorization = `Bearer ${token}`
  }
  return config
})

// 响应拦截：统一错误处理
api.interceptors.response.use(
  res => res.data,
  err => {
    const msg = err.response?.data?.detail || '请求失败'
    if (err.response?.status === 401) {
      localStorage.removeItem('token')
      router.push('/login')
      ElMessage.error('登录已过期，请重新登录')
    } else {
      ElMessage.error(msg)
    }
    return Promise.reject(err)
  }
)

export default api

// ── 认证 ──
export const authApi = {
  login: (data) => api.post('/auth/login', data),
  me: () => api.get('/auth/me'),
}

// ── 用户 ──
export const userApi = {
  list: () => api.get('/users/'),
  create: (data) => api.post('/users/', data),
  update: (id, data) => api.put(`/users/${id}`, data),
  get: (id) => api.get(`/users/${id}`),
}

// ── 项目 ──
export const projectApi = {
  list: (params) => api.get('/projects/', { params }),
  create: (data) => api.post('/projects/', data),
  update: (id, data) => api.put(`/projects/${id}`, data),
  get: (id) => api.get(`/projects/${id}`),
  complete: (id) => api.post(`/projects/${id}/complete`),
  settlement: (id) => api.get(`/projects/${id}/settlement`),
  efficiency: (id) => api.get(`/projects/${id}/efficiency`),
}

// ── 内容提交 ──
export const submissionApi = {
  list: (params) => api.get('/submissions/', { params }),
  create: (data) => api.post('/submissions/', data),
  update: (id, data) => api.put(`/submissions/${id}`, data),
  history: (id) => api.get(`/submissions/${id}/history`),
}

// ── 成本 ──
export const costApi = {
  listAITools: () => api.get('/costs/ai-tools'),
  createAITool: (data) => api.post('/costs/ai-tools', data),
  deleteAITool: (id) => api.delete(`/costs/ai-tools/${id}`),
  listOutsource: (params) => api.get('/costs/outsource', { params }),
  createOutsource: (data) => api.post('/costs/outsource', data),
  deleteOutsource: (id) => api.delete(`/costs/outsource/${id}`),
  createOverride: (data) => api.post('/costs/overrides', data),
  listOverrides: (params) => api.get('/costs/overrides', { params }),
}

// ── 仪表盘 ──
export const dashboardApi = {
  get: () => api.get('/dashboard'),
}