/* pages/mine/mine.js */
const storage = require('../../utils/storage.js');
const { mqttClient } = require('../../services/mqtt-client.js');
const { bleService } = require('../../services/ble.js');

Page({
  data: {
    userInfo: null,
    mqttStatus: '未连接',
    mqttStatusColor: '#999',
    bleStatus: '未初始化',
    bleStatusColor: '#999',
    pendingCount: 0,
    appVersion: '1.0.0'
  },

  onLoad() {
    this.loadUserInfo();
    this.checkStatus();
  },

  onShow() {
    // 每次显示页面时刷新状态
    this.checkStatus();
  },

  // 加载用户信息
  loadUserInfo() {
    const userInfo = storage.getUserInfo();
    this.setData({ userInfo });
  },

  // 检查连接状态
  checkStatus() {
    // MQTT 状态
    const mqttState = mqttClient.getState();
    let mqttStatus = '未连接';
    let mqttStatusColor = '#999';
    if (mqttState.connected) {
      mqttStatus = '已连接';
      mqttStatusColor = '#52c41a';
    } else if (mqttState.connecting) {
      mqttStatus = '连接中';
      mqttStatusColor = '#1890ff';
    }

    // 蓝牙状态
    const bleState = bleService.getState();
    let bleStatus = '未初始化';
    let bleStatusColor = '#999';
    if (bleState.connected) {
      bleStatus = '已连接设备';
      bleStatusColor = '#52c41a';
    } else if (bleState.adapterAvailable) {
      bleStatus = '蓝牙已开启';
      bleStatusColor = '#1890ff';
    } else if (bleState.adapterAvailable === false) {
      bleStatus = '蓝牙未开启';
      bleStatusColor = '#ff4d4f';
    }

    // 离线缓存数量
    const pendingData = storage.getPendingData();
    const pendingCount = pendingData ? pendingData.length : 0;

    this.setData({
      mqttStatus,
      mqttStatusColor,
      bleStatus,
      bleStatusColor,
      pendingCount
    });
  },

  // 清除缓存
  clearCache() {
    wx.showModal({
      title: '提示',
      content: '确定要清除缓存吗？这将清除所有离线数据。',
      success: (res) => {
        if (res.confirm) {
          storage.clearPendingData();
          wx.showToast({
            title: '清除成功',
            icon: 'success'
          });
          this.checkStatus();
        }
      }
    });
  },

  // 退出登录
  logout() {
    wx.showModal({
      title: '提示',
      content: '确定要退出登录吗？',
      success: (res) => {
        if (res.confirm) {
          // 断开 MQTT 连接
          if (mqttClient.isConnected()) {
            mqttClient.disconnect();
          }

          // 断开蓝牙连接
          if (bleService.isConnected()) {
            bleService.disconnect();
          }

          // 清除所有本地数据
          storage.clearAll();

          // 跳转到登录页
          wx.reLaunch({
            url: '/pages/login/login'
          });
        }
      }
    });
  },

  // 关于我们
  showAbout() {
    wx.showModal({
      title: '岩安测控网关',
      content: '版本：' + this.data.appVersion + '\n\n轻量化蓝牙网关，采集 BLE 设备数据透传上报至 yack 平台。',
      showCancel: false
    });
  }
});