Web Server TTP223

#include <ESP8266WiFi.h>
#include <WiFiClient.h>
#include <ESP8266WebServer.h>

const char* ssid = "TheNetwork";
const char* password = "TheNetwork";

ESP8266WebServer server(80);

String page = "";

//CH 1
int rPin1 = 16; //D0
int sPin1 = 14; //D5
int val1 = 0;
int lightON1 = 0;
int touched1 = 0;

//CH 2
int rPin2 = 5;  //D1
int sPin2 = 12; //D6
int val2 = 0;
int lightON2 = 0;
int touched2 = 0;

//CH 3
int rPin3 = 4;  //D2
int sPin3 = 13; //D7
int val3 = 0;
int lightON3 = 0;
int touched3 = 0;

//CH 4
int rPin4 = 2;  //D4
int sPin4 = 15; //D8
int val4 = 0;
int lightON4 = 0;
int touched4 = 0;

void setup(void) {
  //the HTML of the web page
  page = "<h1><center>Pipo Cloud</center></h1><p>Relay 1</p><br><p><a href=\"LED1On\"><button>ON</button></a>&nbsp;<a href=\"LED1Off\"><button>OFF</button></a></p><br><p>Relay 2</p><br><p><a href=\"LED2On\"><button>ON</button></a>&nbsp;<a href=\"LED2Off\"><button>OFF</button></a></p><br><p>Relay 3</p><br><p><a href=\"LED3On\"><button>ON</button></a>&nbsp;<a href=\"LED3Off\"><button>OFF</button></a></p><br><p>Relay 4</p><br><p><a href=\"LED4On\"><button>ON</button></a>&nbsp;<a href=\"LED4Off\"><button>OFF</button></a></p><br><p>All Relay</p><br><p><a href=\"LEDOn\"><button>ON</button></a>&nbsp;<a href=\"LEDOff\"><button>OFF</button></a></p><br>";

  //PinMode
  pinMode(sPin1, INPUT);
  pinMode(sPin2, INPUT);
  pinMode(sPin3, INPUT);
  pinMode(sPin4, INPUT);
  pinMode(rPin1, OUTPUT);
  pinMode(rPin2, OUTPUT);
  pinMode(rPin3, OUTPUT);
  pinMode(rPin4, OUTPUT);

  //Kondisi Utama Relay Mati
  digitalWrite(rPin1, HIGH);
  digitalWrite(rPin2, HIGH);
  digitalWrite(rPin3, HIGH);
  digitalWrite(rPin4, HIGH);

  delay(1000);
  Serial.begin(115200);
  WiFi.begin(ssid, password);
  Serial.println("");

  // Wait for connection
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println("");
  Serial.print("Connected to ");
  Serial.println(ssid);
  Serial.print("IP address: ");
  Serial.println(WiFi.localIP());

  server.on("/", []() {
    server.send(200, "text/html", page);
  });
  /*--------------------------------------------- */

  server.on("/LED1On", []() {
    server.send(200, "text/html", page);
    digitalWrite(rPin1, LOW);
    delay(1000);
  });
  server.on("/LED1Off", []() {
    server.send(200, "text/html", page);
    digitalWrite(rPin1, HIGH);
    delay(1000);
  });

  server.on("/LED2On", []() {
    server.send(200, "text/html", page);
    digitalWrite(rPin2, LOW);
    delay(1000);
  });
  server.on("/LED2Off", []() {
    server.send(200, "text/html", page);
    digitalWrite(rPin2, HIGH);
    delay(1000);
  });

  server.on("/LED3On", []() {
    server.send(200, "text/html", page);
    digitalWrite(rPin3, LOW);
    delay(1000);
  });
  server.on("/LED3Off", []() {
    server.send(200, "text/html", page);
    digitalWrite(rPin3, HIGH);
    delay(1000);
  });

  server.on("/LED4On", []() {
    server.send(200, "text/html", page);
    digitalWrite(rPin4, LOW);
    delay(1000);
  });
  server.on("/LED4Off", []() {
    server.send(200, "text/html", page);
    digitalWrite(rPin4, HIGH);
    delay(1000);
  });

  server.on("/LEDOn", []() {
    server.send(200, "text/html", page);
    digitalWrite(rPin1, LOW);
    digitalWrite(rPin2, LOW);
    digitalWrite(rPin3, LOW);
    digitalWrite(rPin4, LOW);
    delay(1000);
  });
  server.on("/LEDOff", []() {
    server.send(200, "text/html", page);
    digitalWrite(rPin1, HIGH);
    digitalWrite(rPin2, HIGH);
    digitalWrite(rPin3, HIGH);
    digitalWrite(rPin4, HIGH);
    delay(1000);
  });

  server.begin();
  Serial.println("Web server started!");
}

void loop(void) {
  server.handleClient();

  //CH 1
  val1 = digitalRead(sPin1);
  if (val1 == HIGH && lightON1 == LOW) {
    touched1 = 1 - touched1;
    delay(100);
  }
  lightON1 = val1;
  if (touched1 == HIGH) {
    Serial.println("Light ON");
    digitalWrite(rPin1, LOW);
  } else {
    Serial.println("Light OFF");
    digitalWrite(rPin1, HIGH);

  }

  //CH 1
  val1 = digitalRead(sPin1);
  if (val1 == HIGH && lightON1 == LOW) {
    touched1 = 1 - touched1;
    delay(100);
  }
  lightON1 = val1;
  if (touched1 == HIGH) {
    Serial.println("Light ON");
    digitalWrite(rPin1, LOW);
  } else {
    Serial.println("Light OFF");
    digitalWrite(rPin1, HIGH);
  }

  //CH 2
  val2 = digitalRead(sPin2);
  if (val2 == HIGH && lightON2 == LOW) {
    touched2 = 1 - touched2;
    delay(100);
  }
  lightON2 = val2;
  if (touched2 == HIGH) {
    Serial.println("Light ON");
    digitalWrite(rPin2, LOW);
  } else {
    Serial.println("Light OFF");
    digitalWrite(rPin2, HIGH);
  }

  //CH 3
  val3 = digitalRead(sPin3);
  if (val3 == HIGH && lightON3 == LOW) {
    touched3 = 1 - touched3;
    delay(100);
  }
  lightON3 = val3;
  if (touched3 == HIGH) {
    Serial.println("Light ON");
    digitalWrite(rPin3, LOW);
  } else {
    Serial.println("Light OFF");
    digitalWrite(rPin3, HIGH);
  }

  //CH 4
  val4 = digitalRead(sPin4);
  if (val4 == HIGH && lightON4 == LOW) {
    touched4 = 1 - touched4;
    delay(100);
  }
  lightON4 = val4;
  if (touched4 == HIGH) {
    Serial.println("Light ON");
    digitalWrite(rPin4, LOW);
  } else {
    Serial.println("Light OFF");
    digitalWrite(rPin4, HIGH);
  }
}