public void PublishNewMessageAsync(Message message)
{
string topic = string.Format("{0}/{1}", message.Receiver, PhoneNumber);
byte[] data = Encoding.UTF8.GetBytes(message.Text);
if (mqttClient.IsConnected)
{
mqttClient.Publish(topic, data, MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, true);
AppDataBase.SaveItemAsync(message);
}
}
public void ClientMqttMsgPublishReceived(object sender, MqttMsgPublishEventArgs e)
{
string receivedMessage = Encoding.Default.GetString(e.Message);
string[] topicLevels = e.Topic.Split('/');
if (topicLevels.Length == 2)
{
string messageSender = topicLevels[1];
Message message = new Message()
{
Text = receivedMessage,
Sender = messageSender,
Receiver = PhoneNumber,
CreatedTime = DateTime.Now,
Status = MessageStatus.NotRead
};
AppDataBase.SaveItemAsync(message);
MessagingCenter.Send(this, "newMessageReceived", message);
}
}
