@luckfellow/react-native-mqtt 0.5.6 支持离线消息

改插件暂时未支持消息离线模式,至于后面版本会不会修复,那就不清楚了,首先简单安装一下:

npm库:https://www.npmjs.com/package/@luckfellow/react-native-mqtt

GitHub:https://github.com/luckfellow/react-native-mqtt

npm i @luckfellow/react-native-mqtt

或者

yarn add @luckfellow/react-native-mqtt

link

react-native link react-native-mqtt

如果link失败可以上GitHub上参考流程

首先支持MQTT离线消息则需要设置CleanSession=false,那么就在相关的地方添加该参数设置:

打开文件路径:@luckfellow/react-native-mqtt/android/src/main/java/com/tuanpm/RCTMqtt/RCTMqtt.java

在createClient函数中mqttOptions = new MqttConnectOptions();后添加 mqttOptions.setCleanSession(false);

 private void createClient(@NonNull final ReadableMap params) {
    ...
    mqttOptions = new MqttConnectOptions();
    mqttOptions.setCleanSession(false);
    ...
 }

重新运行:react-native run-android就OK了

 

 

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