wip with light and mqtt working

lib/communication/mqtt.h

@@ -0,0 +1,26 @@
+#pragma once
+#include <string>
+#include <functional>
+#include <map>
+
+typedef std::function<void(uint8_t*, int)> MqttCallback;
+
+class Mqtt {
+public:
+    static void connect(std::string brokerIp, uint16_t brokerPort, std::string clientId, std::string username="mqtt", std::string password="mqtt");
+    static void poll();
+    static void checkConnection();
+    static void publish(const std::string& topic, const std::string& payload, bool retain = false);
+    static void subscribe(const std::string& topic, MqttCallback callback);
+    static void mqttCb(char* topic, uint8_t* payload, unsigned int length);
+
+private:
+    static std::string brokerIp;
+    static uint16_t brokerPort;
+    static std::string clientId;
+    static std::string username;
+    static std::string password;
+    static bool initialized;
+    static bool isConnected;
+    static std::map<std::string, MqttCallback> callbacks;
+};