#include "GameBoy.h"
GameBoy gb;
byte t_block[4][4] = {
  {1,1,1,0},
  {0,1,0,0},
  {0,0,0,0},
  {0,0,0,0}
};
byte o_block[4][4] = {
  {1,1,0,0},
  {1,1,0,0},
  {0,0,0,0},
  {0,0,0,0}
};
byte i_block[4][4] = {
  {0,1,0,0},
  {0,1,0,0},
  {0,1,0,0},
  {0,1,0,0}
};
byte z_block[4][4] = {
  {0,1,1,0},
  {1,1,0,0},
  {0,0,0,0},
  {0,0,0,0}
};
byte l_block[4][4] = {
  {0,1,0,0},
  {0,1,0,0},
  {0,1,1,0},
  {0,0,0,0}
};

byte (*blocks[5])[4] = { t_block, o_block, i_block, z_block, l_block };

byte block[4][4]={0};
int x=0, y=0;

void blockRandom(){
  y=-3; x=random(3) +2; 
  int type = random(5);
  for(int i=0; i<4; i++) for(int j=0; j<4; j++)
  block[i][j] = blocks[type][i][j];
}

void blockDraw(){
  for(int i=0; i<4; i++) for(int j=0; j<4; j++)
  if(block[i][j]) gb.drawPoint(x+j,y+i);
}

void setup() {
  gb.begin(0);
  randomSeed(analogRead(A5));
  blockRandom();
  delay(1000);
} 

bool collison(){
  return gb.checkBlockCollision(block, x, y);
}

void loop() {
  delay(200 - (gb.getKey()==6)*190); gb.drawDisplay(); 
  
  blockDraw();
  y++;

  if(y>1 and collison()){
    gb.memBlock(block, x, y);
    blockRandom();
  }
  if(y==1 and collison()){
    gb.restart();
    gb.sound(1);
  }
  if(gb.fullLine()){
    gb.sound(2);
  }
  
  if(gb.getKey()==5){ x++; if(collison()) x--; } // вправо
  if(gb.getKey()==4){ x--; if(collison()) x++; }// вліво
}