#include <IRremote.h>
#include <LiquidCrystal.h>
#include <Keypad.h>
#define PIN_RECEIVER 3

IRrecv receiver(PIN_RECEIVER);
LiquidCrystal lcd(13,12,7,6,5,4);

const uint8_t ROWS = 4;
const uint8_t COLS = 4;
char keys[ROWS][COLS] = {
  { '1', '2', '3', 'A' },
  { '4', '5', '6', 'B' },
  { '7', '8', '9', 'C' },
  { '*', '0', '#', 'D' }
};

uint8_t colPins[COLS] = { 18, 19, 20, 21 }; // Pins connected to C1, C2, C3, C4
uint8_t rowPins[ROWS] = { 14, 15, 16, 17 }; // Pins connected to R1, R2, R3, R4

Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS);




/*String inputSecretCode() {
  lcd.setCursor(5, 1);
  lcd.print("[____]");
  lcd.setCursor(6, 1);
  String result = "";
  while (result.length() < 4) {
    char key = keypad.getKey();
    if (key >= '0' && key <= '9') {
      lcd.print('*');
      result += key;
    }
  }
  return result;
}

*/

void setup() {
  pinMode(8, OUTPUT);
  pinMode(2, OUTPUT);
  lcd.begin(16,2);
  lcd.setCursor(2, 0);
  receiver.enableIRIn();
  Serial.begin(9600);

  String message = "Zmackni Play";
  for (int i = 0; i < message.length(); i++) {
    lcd.print(message[i]);
    digitalWrite(8, LOW);
    delay(200);
  //  digitalWrite(1, LOW);
  }
}

void loop() {
digitalWrite(2, HIGH);
if (receiver.decode()) {
    translateIR();
    receiver.resume();  
  }

  char key = keypad.getKey();

if (key != NO_KEY) {
    Serial.println(key);
  }
}
void lcdPrint(char* text)
{
  lcd.clear();
 // lcd.setCursor(0, 0);
 // lcd.print("xyz:");
  lcd.setCursor(8, 1);
  lcd.print(text);
  /*lcd.print(" code: ");
  lcd.print(receiver.decodedIRData.command); */
}

  void translateIR() {
  // Takes command based on IR code received
    switch (receiver.decodedIRData.command) {
    //digitalWrite(2, LOW);
    //delay(500);
    //digitalWrite(1, HIGH);
    case 168: //play
      lcd.clear();
      lcd.setCursor (5, 0);
      String message = "Start!";
      digitalWrite(2, LOW);
      digitalWrite(8, HIGH);
      delay(500);
    for (byte i = 0; i < message.length(); i++) {
      lcd.print(message[i]);
      delay(100);
    }
      digitalWrite(1, LOW);
      digitalWrite(8, HIGH);
      delay(500);
        //lcdPrint("");
      lcd.clear();
      Serial.println("pokus");
      digitalWrite(8, LOW);
      break;

    case 74: //number_8
      lcdPrint("8");
      digitalWrite(2, LOW);
      digitalWrite(8, HIGH);
      delay(500);
      lcd.clear();
      //digitalWrite(1, LOW);
      digitalWrite(2, LOW);
      Serial.println("pokus2");
      break;
  
  }
}