#include <Wire.h> 
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,20,4);

int randNum;
int Rbutton = 4;
int Gbutton = 3;
int Bbutton = 2;

int Rbutton_state = 0;
int Gbutton_state = 0;
int Bbutton_state = 0;
void setup() {
  // put your setup code here, to run once:
  pinMode(Rbutton, INPUT);
  pinMode(Gbutton, INPUT);
  pinMode(Bbutton, INPUT);
  lcd.init();
  lcd.backlight();
  Serial.begin(9600);
  randomSeed(analogRead(0));
}

void loop() {
  lcd.setCursor(1,0);
  lcd.print("Jack N' Poy");
  lcd.setCursor(1,1);
  lcd.print("PRESS A BUTTON");
  Rbutton_state = digitalRead(Rbutton);
  Gbutton_state = digitalRead(Gbutton);
  Bbutton_state = digitalRead(Bbutton);

  if(Rbutton_state == HIGH)
  {
  lcd.clear();
  randNum = random(1,4);
  switch(randNum)
  {
    case 1:
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("P:PAPER C:PAPER");
    lcd.setCursor(0,1);
    lcd.print("DRAW");
    break;
    case 2:
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("P:PAPER C:SCISS");
    lcd.setCursor(0,1);
    lcd.print("YOU LOSE");
    break;
    case 3:
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("P:PAPER C:ROCK");
    lcd.setCursor(0,1);
    lcd.print("YOU WIN");
    break;
  }
  delay(1000);
  lcd.clear();
  }
  
  if(Gbutton_state == HIGH){
   lcd.clear();
   randNum = random(1,4);
   switch(randNum){

case 1:
   lcd.clear();
   lcd.setCursor(0,0);
   lcd.print("P:SCISSORS C:SCISSORS");
   lcd.setCursor(0,1);
   lcd.print("DRAW");
break;
case 2:
   lcd.clear();
   lcd.setCursor(0,0);
   lcd.print("P:SCISSORS C:ROCK");
   lcd.setCursor(0,1);
   lcd.print("YOU LOSE");
   break;
case 3: 
   lcd.clear();
   lcd.setCursor(0,0);
   lcd.print("P:SCISSORS C:PAPER");
   lcd.setCursor(0,1);
   lcd.print("YOU WIN");
   break;
   }
delay(1000);
lcd.clear();
}
if(Bbutton_state == HIGH){
 lcd.clear();
 randNum = random(1,4);
switch(randNum){
case 1:
lcd.clear();
lcd.setCursor(0,0);
lcd.print("P:ROCK C:ROCK");
lcd.setCursor(0,1);
lcd.print("DRAW");
break;
case 2:
lcd.clear();
lcd.setCursor(0,0);
lcd.print("P:ROCK C:PAPERS");
lcd.setCursor(0,1);
lcd.print("YOU LOSE");
break;
case 3:
lcd.clear();
lcd.setCursor(0,0);
lcd.print("P:ROCK C:SCISSORS");
lcd.setCursor(0,1);
lcd.print("YOU WIN");
break;

}
delay(1000);
lcd.clear();
}





}