//Velasco, Janelle Wilma G.
//BSIS IV-05

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

//Blk = Paper (1)
//Ylw = Scissors (2)
//Blu = Rock (3)

int randNum;
int Blkbutton = 7;
int Ylwbutton = 4;
int Blubutton = 2;
int Blkbutton_state = 0;
int Ylwbutton_state = 0;
int Blubutton_state = 0;
int buzz = 12;

void setup() {
  // put your setup code here, to run once:
  pinMode(Blkbutton, INPUT);
  pinMode(Ylwbutton, INPUT);
  pinMode(Blubutton, INPUT);
  pinMode(buzz, OUTPUT);
  lcd.init();
  lcd.backlight();
  Serial.begin(9600);
  randomSeed(analogRead(0));
}

void loop() {
  lcd.setCursor(3,0);
  lcd.print("Jack N' Poy");
  lcd.setCursor(1,1);
  lcd.print("PRESS A BUTTON");

Blkbutton_state = digitalRead(Blkbutton); //PAPER

  if(Blkbutton_state == HIGH)
  {
  lcd.clear();
  randNum = random(1,4);
  Serial.println(randNum);
  switch(randNum)
  {
    case 1:
    Serial.println("PLAYER:PAPER");
    Serial.println("COMPUTER:PAPER");
    Serial.println("DRAW");
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("P:PAPER C:PAPER");
    lcd.setCursor(6,1);
    lcd.print("DRAW");

      tone(buzz, 500);
      delay(100);
      tone(buzz, 500);
      delay(100);
      noTone(buzz);
    break;
    case 2:
    Serial.println("PLAYER:PAPER");
    Serial.println("COMPUTER:SCISSORS");
    Serial.println("COMPUTER WINS");
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("P:PAPER C:SCISS");
    lcd.setCursor(4,1);
    lcd.print("YOU LOSE");

      tone(buzz, 150);
      delay(100);
      tone(buzz, 100);
      delay(100);
      noTone(buzz);
    break;
    case 3:
    Serial.println("PLAYER:PAPER");
    Serial.println("COMPUTER:ROCK");
    Serial.println("PLAYER WINS");
    lcd.clear();
    lcd.setCursor(1,0);
    lcd.print("P:PAPER C:ROCK");
    lcd.setCursor(4,1);
    lcd.print("YOU  WIN");
   
      tone(buzz, 4000);
      delay(100);
      tone(buzz, 1000);
      delay(100);
      noTone(buzz);
    break;
  }
  delay(1000);
  lcd.clear();
  }


Ylwbutton_state = digitalRead(Ylwbutton); //SCISSORS

 if(Ylwbutton_state == HIGH)
  {
  lcd.clear();
  randNum = random(1,4);
  Serial.println(randNum);
  switch(randNum)
  {
    case 1:
    Serial.println("PLAYER:SCISSORS");
    Serial.println("COMPUTER:PAPER");
    Serial.println("PLAYER WINS");
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("P:SCISS C:PAPER");
    lcd.setCursor(4,1);
    lcd.print("YOU  WIN");

      tone(buzz, 4000);
      delay(100);
      tone(buzz, 1000);
      delay(100);
      noTone(buzz);
    break;
    case 2:
    Serial.println("PLAYER:SCISSORS");
    Serial.println("COMPUTER:SCISSORS");
    Serial.println("DRAW");
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("P:SCISS C:SCISS");
    lcd.setCursor(6,1);
    lcd.print("DRAW");

      tone(buzz, 500);
      delay(100);
      tone(buzz, 500);
      delay(100);
      noTone(buzz);
    break;
    case 3:
    Serial.println("PLAYER:SCISSORS");
    Serial.println("COMPUTER:ROCK");
    Serial.println("COMPUTER WINS");
    lcd.clear();
    lcd.setCursor(1,0);
    lcd.print("P:SCISS C:ROCK");
    lcd.setCursor(4,1);
    lcd.print("YOU LOSE");

      tone(buzz, 150);
      delay(100);
      tone(buzz, 100);
      delay(100);
      noTone(buzz);
    break;
  }
  delay(1000);
  lcd.clear();
  }


Blubutton_state = digitalRead(Blubutton); //ROCK

 if(Blubutton_state == HIGH)
  {
  lcd.clear();
  randNum = random(1,4);
  Serial.println(randNum);
  switch(randNum)
  {
    case 1:
    Serial.println("PLAYER:ROCK");
    Serial.println("COMPUTER:PAPER");
    Serial.println("PLAYER WINS");
    lcd.clear();
    lcd.setCursor(1,0);
    lcd.print("P:ROCK C:PAPER");
    lcd.setCursor(4,1);
    lcd.print("YOU  WIN");

      tone(buzz, 4000);
      delay(100);
      tone(buzz, 1000);
      delay(100);
      noTone(buzz);
    break;
    case 2:
    Serial.println("PLAYER:ROCK");
    Serial.println("COMPUTER:SCISSORS");
    Serial.println("PLAYER WINS");
    lcd.clear();
    lcd.setCursor(1,0);
    lcd.print("P:ROCK C:SCISS");
    lcd.setCursor(4,1);
    lcd.print("YOU  WIN");

      tone(buzz, 4000);
      delay(100);
      tone(buzz, 1000);
      delay(100);
      noTone(buzz);
    break;
    case 3:
    Serial.println("PLAYER:ROCK");
    Serial.println("COMPUTER:ROCK");
    Serial.println("DRAW");
    lcd.clear();
    lcd.setCursor(1,0);
    lcd.print("P:ROCK C:ROCK");
    lcd.setCursor(6,1);
    lcd.print("DRAW");

      tone(buzz, 500);
      delay(100);
      tone(buzz, 500);
      delay(100);
      noTone(buzz);
    break;
  }
  delay(1000);
  lcd.clear();
  }

}