#include <IRremote.h>
#include <LiquidCrystal_I2C.h>
#include <Wire.h>
#include <TM1637Display.h>
#include <Servo.h>

Servo servo1;
Servo servo2;

LiquidCrystal_I2C lcd(0x27,16,2);

int CL = 2;
int DIO= 3;

TM1637Display display(CL, DIO);

int receiver =9;

int correctCode[4] = {1, 2, 3, 4}; 
int enteredCode[4]={};
int codeIndex = 0;

int currentAngle = 180; 
bool systemOn = false;
bool codeValidated = false;

unsigned long lastActionTime = 0;
unsigned long lastIRTime = 0;
int movingDirection = 0; 


void setup() {
  // put your setup code here, to run once:
   display.setBrightness(7);
   
   servo1.attach(6);
   servo2.attach(5);

    //lcd.begin(16, 2);
    lcd.init();
    lcd.setCursor(0,0);

    IrReceiver.begin(receiver, ENABLE_LED_FEEDBACK); 

    setDoorAngle(180);
    updatePowerState();


}

void loop() {
  // put your main code here, to run repeatedly:
    if(IrReceiver.decode()){
        int key = IrReceiver.decodedIRData.command;
        IrReceiver.resume();
        // POWER BUTTON (162)
        if (key == 162 ) { 
            systemOn = !systemOn;
            updatePowerState();
            return; 
        }
    }
}

void setDoorAngle(int angle){
    servo1.write(angle);
    servo2.write(180 - angle);
    display.showNumberDec(angle);
}

void updatePowerState(){
  if(systemOn==true){
     lcd.backlight();
     resetSystem();
  }
  else{
        lcd.clear();
        lcd.noBacklight();
        display.clear();
        codeValidated = false;
        currentAngle = 180;
        setDoorAngle(180);
  }
}

void resetSystem(){
    codeIndex = 0;
    codeValidated = false;
    movingDirection = 0;
    for (int i = 0; i < 4; i++)
     { 
      enteredCode[i] = 0; 
    }
        lcd.clear();
        lcd.print("Enter Code:");
        uint8_t dashes[] = {0x40, 0x40, 0x40, 0x40}; 
        display.setSegments(dashes);
}