#include <IRremote.h>
#include <LiquidCrystal.h>

int quet ; // hàng
int cot ; // cột
int lap;

byte led[][2] = 
{
  0b00000110,0b00000000,
  0b00001111,0b00000000,
  0b00011111,0b10000000,
  0b00111111,0b11000000,
  0b01111111,0b11100000,
  0b11111111,0b11110000, // giữa ra 2 bên
};

boolean a = 1; // biến hiệu ứng 1 - trái sang phải
boolean b = 1; // biến hiệu ứng 2 - phải sang trái
boolean c = 0; // biến hiệu ứng 3 - dưới lên trên
boolean d = 0; // biến hiệu ứng 4 - trên xuống dưới
boolean e = 1; // biến hiệu ứng 5 - giữa ra 
boolean f = 1; // biến hiệu ứng 6 - ngoài vào giữa
boolean g = 0; // biến hiệu ứng 7 - random
boolean h = 1; // biến hiệu ứng 8 - nháy 2 bảng
boolean i = 1;
boolean k = 1;
boolean che_do=1;

boolean gr = 1; // biến màu

int y = 100; // độ trễ
boolean z = 1; // bật tắt độ trễ
int x; // quét ic
#define PIN_RECEIVER 2   // Signal Pin of IR receiver
IRrecv receiver(PIN_RECEIVER);
LiquidCrystal lcd(13, 12, 11, 10, 8, A5);
//-------------------------------------------
int hang[4] = {3, 5, 6, 9};
void setup()
{
  Serial.begin(9600);
  pinMode(2, INPUT_PULLUP);
  lcd.begin(16, 2);
  receiver.enableIRIn(); // Start the receiver
  pinMode(A4, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(7, OUTPUT);
  pinMode(3, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(9, OUTPUT);
  pinMode(A2, OUTPUT);
  attachInterrupt(0, ngat,RISING);
  lcd.setCursor(0,0);
  lcd.print("1111111111111111");
  lcd.setCursor(12,1);
}
void ngat()
{    
      digitalWrite(A2, HIGH);
      che_do=0;
      z = 0 ;
      digitalWrite(7, 0);
      shiftOut(A4, 4, LSBFIRST, 0b00000000);
      shiftOut(A4, 4, LSBFIRST, 0b00000000);
      shiftOut(A4, 4, LSBFIRST, 0b00000000);
      digitalWrite(7, 1);
} 
//-------------------------------------------
void xanh() // bật hết cột xanh
{
     digitalWrite(7, 0);
     shiftOut(A4, 4, LSBFIRST, 0b00000000);
     shiftOut(A4, 4, LSBFIRST, 0b11110000);
     shiftOut(A4, 4, LSBFIRST, 0b11111111);
     digitalWrite(7, 1);
}

void rehang()
{
   for(x=0;x<4;x++)
          {
            digitalWrite(hang[x],0);
          }
}
//-------------------------------------------
void hu1()  // xanh trái sang phải một cột
  {
          for (x = 0; x < 8; x++)
          {
            digitalWrite(7, 0);
            shiftOut(A4 ,4, LSBFIRST, 0b00000000);
            shiftOut(A4, 4, LSBFIRST, 0b10000000 >> x);
            digitalWrite(7, 1);
            delay(y*z);
          } // 

          for(x=0;x<4;x++)
          {
            digitalWrite(7, 0);
            shiftOut(A4 ,4, LSBFIRST, 0b10000000>>x);
            shiftOut(A4, 4, LSBFIRST, 0b00000000);
            digitalWrite(7, 1);
            delay(y*z);
          }
}

//-------------------------------------------
void hu2() // xanh - phải sang trái một cột
  {
    for (x = 0; x < 4; x++)
    {
      digitalWrite(7, 0);
      shiftOut(A4, 4, LSBFIRST, 0b00010000 << x);
      shiftOut(A4, 4, LSBFIRST, 0b00000000);
      digitalWrite(7, 1);
      delay(y*z);
    }
    for (x = 0; x < 8; x++)
    {
      digitalWrite(7, 0);
      shiftOut(A4, 4, LSBFIRST, 0b00000000);
      shiftOut(A4, 4, LSBFIRST, 0b00000001 << x);
      digitalWrite(7, 1);
      delay(y*z);
      digitalWrite(7, 0);
    }
}
//-------------------------------------------
void hu3() // xanh - dưới lên
  {
      digitalWrite(7, 0);
      shiftOut(A4, 4, LSBFIRST, 0b11110000);
      shiftOut(A4, 4, LSBFIRST, 0b11111111);
      digitalWrite(7, 1);
    for(quet = 0 ; quet < 4 ; quet++ )
      {
        for(x=0;x<4;x++)
          {
            digitalWrite(hang[x],1);
          }
        digitalWrite(hang[quet],0);
        delay(y*z);
      }  
    for(x=0;x<4;x++)
          {
            digitalWrite(hang[x],0);
          }
}

//-------------------------------------------
void hu4() // xanh - trên xuống
  {
          digitalWrite(7, 0);
          shiftOut(A4, 4, LSBFIRST, 0b11110000);
          shiftOut(A4, 4, LSBFIRST, 0b11111111);
          digitalWrite(7, 1);
        for(quet = 4 ; quet >= 0 ; quet-- )
          {
            for(x=0;x<4;x++)
              {
                digitalWrite(hang[x],1);
              }
            digitalWrite(hang[quet],0);
            delay(y*z);
          }  
        for(x=0;x<4;x++)
              {
                digitalWrite(hang[x],0);
              }
  }
//-------------------------------------------
void hu5() // xanh - giữa ra
  {
       for (x=0;x<6;x++)
       {
          digitalWrite(7, 0);
          shiftOut(A4, 4, LSBFIRST, led[x][1]);
          shiftOut(A4, 4, LSBFIRST, led[x][0]);
          digitalWrite(7, 1); 
          delay(y*z); 
       } 
  }
//-------------------------------------------
void hu6() // xanh ngoài vào giữa
  {
    
       for (x=5;x>=0;x--)
       {
          digitalWrite(7, 0);
          shiftOut(A4, 4, LSBFIRST, led[x][1]);
          shiftOut(A4, 4, LSBFIRST, led[x][0]);
          digitalWrite(7, 1);  
          delay(y*z);
       } 
    
  }

//-------------------------------------------
void hu8() // xanh nháy 2 bảng
  {
          digitalWrite(7, 0);
          shiftOut(A4, 4, LSBFIRST, 0b00000000);
          shiftOut(A4, 4, LSBFIRST, 0b00000000);
          digitalWrite(7, 1); 
          delay(y*z); 

          digitalWrite(7, 0);
          shiftOut(A4, 4, LSBFIRST, 0b11111111);
          shiftOut(A4, 4, LSBFIRST, 0b11111111);
          digitalWrite(7, 1); 
          delay(y*z); 
  } 
void translateIR()
{
  switch (receiver.decodedIRData.command) 
  {
    //--------------------------------------------------
    case 168: //  nút play ( chạy )
      che_do=1;
    break;
    //--------------------------------------------------
    case 48: // 1
              if(a==0)
          {
          a = 1 ;
          lcd.setCursor(0,0);
          lcd.print("1");
          }
          else
          {
          a = 0 ;
          lcd.setCursor(0,0);
          lcd.print("0");
          }
          lcd.setCursor(0,1);
          lcd.print("trai->phai ");
        break;
    //--------------------------------------------------
    case 24: // 2
          if(b==0)
          {
            b = 1 ;
            lcd.setCursor(1,0);
            lcd.print("1");
          }
          else
          {
            b = 0 ;
            lcd.setCursor(1,0);
            lcd.print("0");
          }
            lcd.setCursor(0,1);
            lcd.print("phai<-trai");
        break;
    //--------------------------------------------------
    case 122: // 3
              if(c==0)
            {
            c = 1 ;
            lcd.setCursor(2,0);
            lcd.print("1");
            }
            else
            {
            c = 0 ;
            lcd.setCursor(2,0);
            lcd.print("0");
            }
            lcd.setCursor(0,1);
            lcd.print("duoi->tren");
        break;
    //--------------------------------------------------
    case 16: // 4
       if(d==0)
            {
            d = 1 ;
            lcd.setCursor(3,0);
            lcd.print("1");
            }
            else
            {
            d = 0 ;
            lcd.setCursor(3,0);
            lcd.print("0");
            }
            lcd.setCursor(0,1);
            lcd.print("tren->duoi");
    break;
    //--------------------------------------------------
    case 56: // 5 giữa ra
       if(e==0)
            {
            e = 1 ;
            lcd.setCursor(4,0);
            lcd.print("1");
            }
            else
            {
            e = 0 ;
            lcd.setCursor(4,0);
            lcd.print("0");
            }
            lcd.setCursor(0,1);
            lcd.print("<-giua->   ");
    break;
    //--------------------------------------------------
    case 90: // 6 giữa vào
       if(f==0)
            {
            f = 1 ;
            lcd.setCursor(5,0);
            lcd.print("1");
            }
            else
            {
            f = 0 ;
            lcd.setCursor(5,0);
            lcd.print("0");
            }
            lcd.setCursor(0,1);
            lcd.print("->giua<-   ");
    break;
    //--------------------------------------------------
     case 66: // 7 random
       if(g==0)
            {
            g = 1 ;
            lcd.setCursor(6,0);
            lcd.print("1");
            }
            else
            {
            g = 0 ;
            lcd.setCursor(6,0);
            lcd.print("0");
            }
            lcd.setCursor(0,1);
            lcd.print("random     ");
    break;
    //--------------------------------------------------
    case 74: // 8 nháy 2 bảng
       if(h==0)
            {
            h = 1 ;
            lcd.setCursor(7,0);
            lcd.print("1");
            }
            else
            {
            h = 0 ;
            lcd.setCursor(7,0);
            lcd.print("0");
            }
            lcd.setCursor(0,1);
            lcd.print("nhay 2 bang");
    break;
    //--------------------------------------------------
    //--------------------------------------------------
    //--------------------------------------------------
    //--------------------------------------------------
    case 162: // nút nguồn ( reset )
      a=0;
      b=0;
      c=0;
      d=0;
      e=0;
      f=0;
      g=0;
      h=0;
      lcd.setCursor(0,0);
      lcd.print("0000000000000000");
    break;
    //--------------------------------------------------
    case 194: // nút 5
      y = y + 20;
      lcd.setCursor(0,1);
      lcd.print("toc do:");
      lcd.setCursor(7,1);
      lcd.println(y);
    break;
    //--------------------------------------------------
    case 34: // nút 3
      y = y - 20;
      lcd.setCursor(0,1);
      lcd.print("toc do:");
      lcd.setCursor(7,1);
      lcd.println(y);
    break;
    //------------------------------------------------
  }
}

void loop()
{
  z = 1 ;
  digitalWrite(A2,0);
  if ( che_do==0 )
  {
         if (receiver.decode())
              {
                translateIR();
                receiver.resume();  // tiếp tục nhận tín hiệu
              }          
  }
  //---------------------------------------------------
        if (( a== 1 ) && (che_do == 1 )) // trái sang phải
        {
          lcd.setCursor(0, 1);
          lcd.print("trai->phai ");
          hu1();
        }
   //--------------------------------------------------------
        if (( b== 1 ) && (che_do == 1 )) // phải sang trái
        {
          lcd.setCursor(0, 1);
          lcd.print("trai<-phai ");           // 12 ( 0 - 11 )
          hu2();
        }
        
   //--------------------------------------------------------
        if (( c== 1 ) && (che_do == 1 )) // dưới lên trên
        {
          lcd.setCursor(0, 1);
          lcd.print("duoi->len  ");
          hu3();
        }
  //--------------------------------------------------------
        if (( d== 1 ) && (che_do == 1 )) // trên xuống dưới
        {
          lcd.setCursor(0, 1);
          lcd.print("tren->xuong");
          hu4();
        }
  //--------------------------------------------------------
        if (( e== 1 ) && (che_do == 1 )) // giữa ra
        {
          lcd.setCursor(0, 1);
          lcd.print("<-giua->  ");
          hu5();
  //--------------------------------------------------------
        }
        if (( f== 1 ) && (che_do == 1 )) // ngoài vào giữa
        {
          lcd.setCursor(0, 1);
          lcd.print("->giua<-  ");
          hu6();
        }
  //--------------------------------------------------------
        if (( h== 1 ) && (che_do == 1 )) // ngoài vào giữa
        {
          lcd.setCursor(0, 1);
          lcd.print("->giua<-  ");
          hu8();
        }
}