#include "MyMQTT.h"

#include <MQTTClient.h>
#include "hardware.h"

MyMQTT::MyMQTT(void)
  : host {mqtt_server},
    port {mqtt_port},
    endpoint {mqtt_endpoint},
    username {mqtt_username},
    password {mqtt_password}
{}

static void onMqttMessage(String &topic, String &payload) {
  Serial.println("incoming: " + topic + " - " + payload);
}

void MyMQTT::connect(void) {
  Serial.print("MQTT connecting");

  mqttClient.begin(host, port, net);
  mqttClient.onMessage(&onMqttMessage);
  while (!mqttClient.connect(host, username, password)) {
    Serial.print(".");
    delay(500);
  }
  Serial.println("MQTT connected");
  subscribe();
}

void MyMQTT::loop(void) {
  auto available = (size_t)net.available();
  if (available > 0) {
    Serial.println("data available\n");
  }
  mqttClient.loop();

  if(!mqttClient.connected()) {
    Serial.println("MQTT connection lost.");
    connect();
  }
}

void MyMQTT::subscribe(void) {
  mqttClient.subscribe("sensor/vendingmachine/dispense");
//  mqttClient.subscribe("sensor/vendingmachine/light");
}

void MyMQTT::publish(char* topic, char* payload) {
  mqttClient.publish(topic, payload);
}

void MyMQTT::publish(char* topic, String payload) {
  mqttClient.publish(topic, payload);
}