Blynk Home Automation Physical Button Feedback Status

/*
	* This is the code for the project
	* "Internet & Manual Controlled 4ch Automation'
	* which is Uploaded on techiesms YouTube Channel
	*
	* You can watch the full tutorial from here
	* https://youtu.be/tvZ0XZWYe8U
	*
	*
	* techiesms
	* explore | learn | share
	*
	*/
	/****************************************
	Include Libraries
	****************************************/
	#include "UbidotsESPMQTT.h" // Download the libray from here https://github.com/ubidots/ubidots-mqtt-esp
	/****************************************
	Define Constants
	****************************************/
	#define WIFINAME "SmS_jiofi" //Your SSID
	#define WIFIPASS "sms123458956" // Your Wifi Pass
	#define TOKEN "BBFF-4eoB0mUpfvAgV8RD9DRLTg1iE0Z5Kt" // Your Ubidots TOKEN
	#define r1 0
	#define r2 1
	#define r3 2
	#define r4 3
	Ubidots client(TOKEN);
	/****************************************
	Auxiliar Functions
	****************************************/
	void callback(char* topic, byte* payload, unsigned int length) {
	if ((String)topic == "/v1.6/devices/esp-01/r1/lv")
	{
	int mytopic = atoi(topic);
	payload[length] = '\0';
	int mymsg = atoi ((const char*)payload);
	int val1 = mymsg;
	digitalWrite(r1, val1);
	}
	else if ((String)topic == "/v1.6/devices/esp-01/r2/lv")
	{
	int mytopic = atoi(topic);
	payload[length] = '\0';
	int mymsg = atoi ((const char*)payload);
	int val1 = mymsg;
	digitalWrite(r2, val1);
	}
	else if ((String)topic == "/v1.6/devices/esp-01/r3/lv")
	{
	int mytopic = atoi(topic);
	payload[length] = '\0';
	int mymsg = atoi ((const char*)payload);
	int val1 = mymsg;
	digitalWrite(r3, val1);
	}
	else if ((String)topic == "/v1.6/devices/esp-01/r4/lv")
	{
	int mytopic = atoi(topic);
	payload[length] = '\0';
	int mymsg = atoi ((const char*)payload);
	int val1 = mymsg;
	digitalWrite(r4, val1);
	}
	else
	{}
	}
	//Serial.println();
	/****************************************
	Main Functions
	****************************************/
	void setup() {
	// put your setup code here, to run once:
	client.ubidotsSetBroker("business.api.ubidots.com"); // Sets the broker properly for the business account
	client.setDebug(true); // Pass a true or false bool value to activate debug messages
	client.wifiConnection(WIFINAME, WIFIPASS);
	pinMode(r1, OUTPUT);
	pinMode(r2, OUTPUT);
	pinMode(r3, OUTPUT);
	pinMode(r4, OUTPUT);
	digitalWrite(r1, HIGH);
	digitalWrite(r2, HIGH);
	digitalWrite(r3, HIGH);
	digitalWrite(r4, HIGH);
	client.begin(callback);
	client.ubidotsSubscribe("esp-01", "r1"); //Insert the dataSource and Variable's Labels
	client.ubidotsSubscribe("esp-01", "r2"); //Insert the dataSource and Variable's Labels
	client.ubidotsSubscribe("esp-01", "r3"); //Insert the dataSource and Variable's Labels
	client.ubidotsSubscribe("esp-01", "r4"); //Insert the dataSource and Variable's Labels
	}
	void loop() {
	// put your main code here, to run repeatedly:
	if (!client.connected()) {
	client.reconnect();
	client.ubidotsSubscribe("esp-01", "r1"); //Insert the dataSource and Variable's Labels
	client.ubidotsSubscribe("esp-01", "r2"); //Insert the dataSource and Variable's Labels
	client.ubidotsSubscribe("esp-01", "r3"); //Insert the dataSource and Variable's Labels
	client.ubidotsSubscribe("esp-01", "r4"); //Insert the dataSource and Variable's Labels
	}
	client.loop();
	}