/**
 * 用户状态管理 - MobX
 */
import { makeAutoObservable } from 'mobx'
import Taro from '@tarojs/taro'

export interface UserInfo {
  id: string
  nickname: string
  avatar?: string
  phone?: string
}

class UserStore {
  userInfo: UserInfo | null = null
  isLoggedIn: boolean = false
  balance: number = 0

  constructor() {
    makeAutoObservable(this)
  }

  setUserInfo = (userInfo: UserInfo | null) => {
    this.userInfo = userInfo
    this.isLoggedIn = !!userInfo
    
    if (userInfo) {
      Taro.setStorageSync('userInfo', userInfo)
    } else {
      Taro.removeStorageSync('userInfo')
    }
  }

  setBalance = (balance: number) => {
    this.balance = balance
  }

  logout = () => {
    this.setUserInfo(null)
    Taro.removeStorageSync('token')
    Taro.removeStorageSync('userInfo')
  }
}

export const userStore = new UserStore()