Code pour astro_lab

#include <ESP8266WiFi.h>
WiFiClient client;
const char* ssid="NOM WIFI";
const char* password = "MOT DE PASSE WIFI";

char* host = "irc.chat.twitch.tv";
const int httpsPort = 6667;
String Str="";

char auth[] = "TON mot de passe OAUTH délivré par twitch";
bool analysed=false;

void setup() {

  pinMode(LED_BUILTIN,OUTPUT);
  digitalWrite(LED_BUILTIN,LOW);

  Serial.begin(115200);
  Serial.println();
  Serial.print("Wifi connecting to ");
  Serial.println( ssid );

  WiFi.begin(ssid,password);

  Serial.println();
  Serial.print("Connecting");

  while( WiFi.status() != WL_CONNECTED ){
      delay(500);
      Serial.print(".");
  }

  digitalWrite( LED_BUILTIN , HIGH);
  Serial.println();

  Serial.println("Wifi Connected Success!");
  Serial.print("NodeMCU IP Address : ");
  Serial.println(WiFi.localIP() );

if(client.connect(host, httpsPort))
{

client.print("PASS ");
client.print(auth);
client.println("\r");

client.println("NICK ktr55bot\r");

client.println("JOIN #astro_lab\r");

client.println("PRIVMSG #astro_lab :KTRBOT Prise de service");
}

}



void loop() {


if (client.available()) {

   char c = client.read();
   // Serial.print(c);


   if(c=='\r')
       {
        Serial.println(Str);
        Str="";
        analysed=false;
       }
        else
      {
        Str=Str+c;

           if(Str.indexOf("PING :tmi.twitch.tv") > 0)
             {
               client.println("PONG :tmi.twitch.tv");
               Serial.println("pong envoyé");
             }

           if(Str.indexOf(":!on") > 0)
             {
               digitalWrite(LED_BUILTIN,HIGH);
             }

             if(Str.indexOf(":!off") > 0)
             {
               digitalWrite(LED_BUILTIN,LOW);
             }

              if((Str.indexOf(":!ESP8266") > 0) && (analysed == false))
             {


              analysed = true;

               client.println("PRIVMSG #astro_lab : La meilleure invention de l'univers");

               }

                  if((Str.indexOf(":!astro") > 0) && (analysed == false))
             {


              analysed = true;

               client.println("PRIVMSG #astro_lab : Je sais pas quoi marquer!");


              }


}
}
  delay(1);
}