// API 基础配置
const BASE_URL = 'https://api.makesong.cn/yu'

// 响应数据类型
interface ApiResponse<T = any> {
  code: number
  message: string
  data: T
}

// 用户类型
interface User {
  id: number
  phone: string
  nickname: string
  role: string
  created_at?: string
}

// 登录响应
interface LoginResponse {
  token: string
  user: User
}

// 时间槽类型
interface TimeSlot {
  id: number
  date: string
  start_time: string
  end_time: string
  max_people: number
  current_people: number
  is_active: boolean
}

// 预约类型
interface Appointment {
  id: number
  user_id: number
  time_slot_id: number
  people_count: number
  status: 'pending' | 'confirmed' | 'cancelled' | 'completed'
  notes: string
  created_at: string
  user?: User
  time_slot?: TimeSlot
}

// HTTP 请求方法
function request<T>(url: string, options: UniApp.RequestOptions = {}): Promise<T> {
  // 从本地存储获取 token
  const token = uni.getStorageSync('token')

  // 对于 GET 请求，将查询参数拼接到 URL 中
  let requestUrl = BASE_URL + url
  if ((options.method || 'GET') === 'GET' && options.data) {
    const params: string[] = []
    Object.keys(options.data).forEach(key => {
      const value = options.data[key]
      if (value !== undefined && value !== null) {
        params.push(`${encodeURIComponent(key)}=${encodeURIComponent(String(value))}`)
      }
    })
    const queryString = params.join('&')
    if (queryString) {
      requestUrl += '?' + queryString
    }
  }

  return new Promise((resolve, reject) => {
    uni.request({
      url: requestUrl,
      method: options.method || 'GET',
      data: (options.method || 'GET') === 'GET' ? undefined : options.data,
      header: {
        'Content-Type': 'application/json',
        ...(token && { Authorization: `Bearer ${token}` }),
        ...options.header,
      },
      success: (res: any) => {
        const data = res.data as ApiResponse<T>
        if (data.code === 200) {
          resolve(data.data)
        }else if(data.code == 401){
			uni.removeStorageSync('token');
			uni.reLaunch({
				url: '/pages/login/login'
			})
		} else {
          uni.showToast({
            title: data.message || '请求失败',
            icon: 'none'
          })
          reject(new Error(data.message))
        }
      },
      fail: (err) => {
        uni.showToast({
          title: '网络请求失败',
          icon: 'none'
        })
        reject(err)
      }
    })
  })
}

// API 方法
export const api = {
  // 认证相关
  auth: {
    register: (phone: string, nickname: string) => 
      request<LoginResponse>('/api/auth/register', {
        method: 'POST',
        data: { phone, nickname }
      }),
    
    sendCode: (phone: string) => 
      request<{ message: string; expires_in: number }>('/api/auth/send-code', {
        method: 'POST',
        data: { phone }
      }),
    
    verificationLogin: (phone: string, code: string) => 
      request<LoginResponse>('/api/auth/verification-login', {
        method: 'POST',
        data: { phone, code }
      }),
    
    oneClickLogin: (phone: string) => 
      request<LoginResponse>('/api/auth/one-click-login', {
        method: 'POST',
        data: { phone }
      })
  },
  
  // 用户相关
  user: {
    getProfile: () => 
      request<User>('/api/users/profile'),
    
    updateProfile: (data: Partial<User>) => 
      request<User>('/api/users/profile', {
        method: 'PUT',
        data
      })
  },
  
  // 时间槽相关
  timeslots: {
    getList: (params?: { date?: string; is_active?: boolean }) => 
      request<TimeSlot[]>('/api/timeslots', {
        data: params
      }),
    
    getById: (id: number) => 
      request<TimeSlot>(`/api/timeslots/${id}`)
  },
  
  // 预约相关
  appointments: {
    getList: (params?: { status?: string; date?: string }) => 
      request<Appointment[]>('/api/appointments', {
        data: params
      }),
    
    getById: (id: number) => 
      request<Appointment>(`/api/appointments/${id}`),
    
    create: (time_slot_id: number, people_count: number = 1, notes?: string) => 
      request<Appointment>('/api/appointments', {
        method: 'POST',
        data: { time_slot_id, people_count, notes }
      }),
    
    cancel: (id: number) => 
      request<Appointment>(`/api/appointments/${id}`, {
        method: 'DELETE'
      })
  },
  
  // 健康检查
  health: () => 
    request<{ status: string }>('/health')
}

export type { User, TimeSlot, Appointment, ApiResponse }