App({
  globalData: {
    userInfo: null,
    token: null,
    currentStore: null,
    ladderUser: null,
    wsConnected: false
  },

  onLaunch() {
    // 从本地存储读取token
    const token = wx.getStorageSync('token')
    if (token) {
      this.globalData.token = token
      this.getUserInfo()
    }
  },

  // 登录
  login() {
    return new Promise((resolve, reject) => {
      wx.login({
        success: res => {
          wx.request({
            url: `${this.globalData.baseUrl}/api/user/login`,
            method: 'POST',
            data: { code: res.code },
            success: loginRes => {
              if (loginRes.data.code === 0) {
                this.globalData.token = loginRes.data.data.token
                this.globalData.userInfo = loginRes.data.data.userInfo
                wx.setStorageSync('token', loginRes.data.data.token)
                this.connectWebSocket()
                resolve(loginRes.data.data)
              } else {
                reject(loginRes.data)
              }
            },
            fail: reject
          })
        },
        fail: reject
      })
    })
  },

  // 获取用户信息
  getUserInfo() {
    return new Promise((resolve, reject) => {
      this.request('/api/user/info').then(res => {
        this.globalData.userInfo = res.data
        this.connectWebSocket()
        resolve(res.data)
      }).catch(reject)
    })
  },

  // 获取当前门店
  getCurrentStore() {
    return new Promise((resolve, reject) => {
      wx.getLocation({
        type: 'gcj02',
        success: loc => {
          this.request('/api/user/current-store', {
            latitude: loc.latitude,
            longitude: loc.longitude
          }).then(res => {
            this.globalData.currentStore = res.data
            if (res.data?.ladderUserId) {
              this.getLadderUser(res.data.storeId)
            }
            resolve(res.data)
          }).catch(reject)
        },
        fail: () => {
          // 无法获取位置，使用默认门店
          this.request('/api/user/current-store').then(res => {
            this.globalData.currentStore = res.data
            resolve(res.data)
          }).catch(reject)
        }
      })
    })
  },

  // 获取天梯用户信息
  getLadderUser(storeId) {
    return this.request('/api/user/ladder-info', { store_id: storeId }).then(res => {
      if (res.data && res.data.length > 0) {
        this.globalData.ladderUser = res.data[0]
      }
      return res.data
    })
  },

  // WebSocket连接
  connectWebSocket() {
    if (this.globalData.wsConnected || !this.globalData.token) return

    const wsUrl = this.globalData.wsUrl || 'ws://localhost:3000/ws'
    
    this.ws = wx.connectSocket({
      url: wsUrl,
      success: () => {
        console.log('WebSocket连接中...')
      }
    })

    wx.onSocketOpen(() => {
      console.log('WebSocket已连接')
      this.globalData.wsConnected = true
      // 发送认证
      wx.sendSocketMessage({
        data: JSON.stringify({
          type: 'auth',
          token: this.globalData.token
        })
      })
    })

    wx.onSocketMessage(res => {
      const data = JSON.parse(res.data)
      this.handleWsMessage(data)
    })

    wx.onSocketClose(() => {
      console.log('WebSocket已断开')
      this.globalData.wsConnected = false
      // 尝试重连
      setTimeout(() => {
        this.connectWebSocket()
      }, 5000)
    })

    wx.onSocketError(err => {
      console.error('WebSocket错误:', err)
    })
  },

  // 处理WebSocket消息
  handleWsMessage(data) {
    switch (data.type) {
      case 'challenge_request':
        // 收到挑战请求
        wx.showModal({
          title: '收到挑战',
          content: `${data.data.challenger.realName} 向你发起挑战`,
          confirmText: '接受',
          cancelText: '拒绝',
          success: res => {
            this.request('/api/match/challenge/respond', {
              match_id: data.data.matchId,
              accept: res.confirm
            }, 'POST')
          }
        })
        break
      case 'score_confirm_request':
        // 收到比分确认请求
        wx.showModal({
          title: '确认比分',
          content: `比分: ${data.data.player1Score} : ${data.data.player2Score}`,
          confirmText: '确认',
          cancelText: '有争议',
          success: res => {
            this.request('/api/match/challenge/confirm-score', {
              game_id: data.data.gameId,
              confirm: res.confirm
            }, 'POST')
          }
        })
        break
      case 'match_paired':
        // 排位赛匹配通知
        wx.showModal({
          title: '匹配成功',
          content: `你的对手是: ${data.data.opponent.realName}`,
          showCancel: false
        })
        break
    }
  },

  // 封装请求
  request(url, data = {}, method = 'GET') {
    return new Promise((resolve, reject) => {
      wx.request({
        url: `${this.globalData.baseUrl}${url}`,
        method,
        data,
        header: {
          'Authorization': `Bearer ${this.globalData.token}`
        },
        success: res => {
          if (res.data.code === 0) {
            resolve(res.data)
          } else if (res.data.code === 401) {
            // 登录过期
            this.globalData.token = null
            wx.removeStorageSync('token')
            wx.reLaunch({ url: '/pages/user/index' })
            reject(res.data)
          } else {
            wx.showToast({ title: res.data.message, icon: 'none' })
            reject(res.data)
          }
        },
        fail: reject
      })
    })
  }
})