/**
 * MQTT 管理 Mixin
 */
export default {
  computed: {
    isConnected() {
      return this.$store ? this.$store.state.mqtt.isConnected : false;
    },
    mqttStatus() {
      return this.$store ? this.$store.state.mqtt.mqttStatus : '未连接';
    }
  },
  methods: {
    // MQTT 连接已由主进程自动处理，客户端不再需要手动连接
    // 只保留状态查询方法
    async checkMQTTStatus() {
      try {

        if (!window.electronAPI) {
          return;
        }

        const statusResult = await window.electronAPI.invoke('mqtt:status');
        if (statusResult && typeof statusResult.isConnected !== 'undefined') {
          if (this.$store) {
            this.$store.dispatch('mqtt/setConnected', statusResult.isConnected);
          }
        }
      } catch (error) {
        console.warn('查询MQTT状态失败:', error);
      }
    },

    async disconnectMQTT() {
      try {
        if (!window.electronAPI) {
          return;
        }

        await window.electronAPI.invoke('mqtt:disconnect');
        if (this.addLog) {
          this.addLog('info', '服务断开连接指令已发送');
        }
      } catch (error) {
        if (this.addLog) {
          this.addLog('error', `断开服务连接异常: ${error.message}`);
        }
      }
    },

    onMQTTConnected(data) {
      console.log('[MQTT] onMQTTConnected 被调用，数据:', data);
      if (this.$store) {
        this.$store.dispatch('mqtt/setConnected', true);
        console.log('[MQTT] 状态已更新为已连接');
      }
      if (this.addLog) {
        this.addLog('success', 'MQTT 服务已连接');
      }
    },

    onMQTTDisconnected(data) {
      if (this.$store) {
        this.$store.dispatch('mqtt/setConnected', false);
      }
      if (this.addLog) {
        this.addLog('warn', `服务连接断开: ${data.reason || '未知原因'}`);
      }
    },

    onMQTTMessage(data) {
      const action = data.payload?.action || 'unknown';
      if (this.addLog) {
        this.addLog('info', `收到远程指令: ${action}`);
      }
    },

    onMQTTStatusChange(data) {
      console.log('[MQTT] onMQTTStatusChange 被调用，数据:', data);
      // 根据状态数据更新连接状态
      if (data && typeof data.isConnected !== 'undefined') {
        if (this.$store) {
          this.$store.dispatch('mqtt/setConnected', data.isConnected);
          console.log('[MQTT] 通过 isConnected 更新状态:', data.isConnected);
        }
      } else if (data && data.status) {
        // 如果数据中有 status 字段，根据状态字符串判断
        const isConnected = data.status === 'connected' || data.status === '已连接';
        if (this.$store) {
          this.$store.dispatch('mqtt/setConnected', isConnected);
          console.log('[MQTT] 通过 status 更新状态:', isConnected);
        }
      }
    }
  }
};