cordova-plugin-fastrde-mqtt

mqtt.init(options)

Initialize the mqtt-client with the given options.

    host - borker to connect to [required]
    port - port to connect to [default 1883]
    qos - Quality of Service level[default 0]
    clientId - Unique Identifier for the Client [default cordova_mqtt_<random>]
    username - username for broker authentication [default none] 
    password - password for broker authentication [default none]
    ssl - should ssl be used [default false]
    keepAlive - keepAlive sending interval in seconds [default 10]
    timeout - session timeouts after <timeout> seconds [default 30]
    cleanSession - clean Session at disconnect [default true]
    protocol - mqtt protocol level [default 4] 
    offlineCaching - should mesages be cached in sqlite before sending [default true]

mqtt.connect()

connect to the broker with the initial given options.

mqtt.disconnect()

disconnect from the broker.

mqtt.publish(message)

Send a Message.

    topic - topic where the message is send to
    message - payload of the message
    qos - Quality of Service level
    retain - should the message retain in the channel

mqtt.subscribe(options)

Subscribes to the topic with the given options

    topic - topic to subscribe
    qos - Quality of Service of the Subscription

mqtt.unsubscribe(options)

Subscribes to the topic with the given options

    topic - topic to unsubscribe

mqtt.on(event, success, error)

set callback functions for the given event.

    event - could be 
      "init":

      "connect": 
        success(status)
        error(errorMessage)
      "disconnect": 
        success(status)
        error(errorMessage)
      "publish": 
        success(message)
        error(errorMessage)
      "subscribe": 
        success(subscribtion)
        error(errorMessage)
      "unsubscribe": 
        success(topic)
        error(errorMessage)
     "message": 
        success(message)
    
    success - callback that get called on success of the event
    error - callback that get called on error of the event

mqtt.will(message)

    topic - topic where the last will is send to on disconnect
    message - payload of the message
    qos - Quality of Service level
    retain - should the message retain in the channel