#include "SPI.h"
#include "Adafruit_GFX.h"
#include "Adafruit_ILI9341.h"

#define TFT_DC 9
#define TFT_CS 10
#define TFT_RST 8

Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC, TFT_RST);

#define BLACK    0x0000
#define BLUE     0xF800
#define RED      0x001F
#define GREEN    0x07E0
#define DARKGREEN 0x2666
#define CYAN     0xFFE0
#define ORANGE   0x2C1C
#define YELLOW   0x07FF
#define YELLOW2  0x371C
#define WHITE    0xFFFF

float ox = 240;
int oy1 = random(10, 100);
int oy2 = 0;
float vx = 0.3;
int oysweep;
float posx = 40;
float posy = 108;
int pos;
int tiempo;
bool tick;
bool salto;
float caida = 0.05;
bool perdio = false;
unsigned long millis1;
unsigned long millis2;
int puntaje = 0;
int juego;
int start=1;
int jsel=1;
int direccion;
int comida;
bool snakecomida;
int largo[32];

const unsigned int pajaro [] PROGMEM = 
{ CYAN, CYAN, CYAN, CYAN, CYAN, CYAN, CYAN, CYAN, CYAN, CYAN, CYAN, CYAN,
  CYAN, CYAN, CYAN, YELLOW, YELLOW, YELLOW, WHITE, WHITE, WHITE, CYAN, CYAN, CYAN,
  CYAN, CYAN, YELLOW, YELLOW, YELLOW, YELLOW, WHITE, WHITE, BLACK, CYAN, CYAN, CYAN,
  YELLOW2, YELLOW2, YELLOW2, YELLOW, YELLOW, YELLOW, WHITE, WHITE, BLACK, CYAN, CYAN, CYAN,
  YELLOW2, YELLOW, YELLOW, YELLOW2, YELLOW, YELLOW, YELLOW, WHITE, WHITE, YELLOW, CYAN, CYAN,
  YELLOW2, YELLOW, YELLOW, YELLOW, YELLOW2, YELLOW, YELLOW, YELLOW, ORANGE, ORANGE, ORANGE, CYAN,
  YELLOW2, YELLOW, YELLOW, YELLOW2, YELLOW2, YELLOW, YELLOW, YELLOW, ORANGE, ORANGE, ORANGE, ORANGE,
  CYAN, YELLOW2, YELLOW2, YELLOW, YELLOW, YELLOW, YELLOW, YELLOW, YELLOW, YELLOW, CYAN, CYAN,
  CYAN, CYAN, YELLOW, YELLOW, YELLOW, YELLOW, YELLOW, YELLOW, YELLOW, CYAN, CYAN, CYAN,
  CYAN, CYAN, CYAN, CYAN, CYAN, CYAN, CYAN, CYAN, CYAN, CYAN, CYAN, CYAN,
  };



void fondo(){
  tft.fillScreen(BLACK);
  tft.fillRect(0, 40, 240, 160, CYAN);
  tft.fillRect(0, 200, 240, 40, GREEN);
}

void setup(){
  juego=0;
  pinMode(2, INPUT);    //ARRIBA
  pinMode(3, INPUT);    //SELECT
  pinMode(4, INPUT);    //DERECHA
  pinMode(5, INPUT);    //IZQUIERDA
  pinMode(6, INPUT);    //ABAJO
  tft.begin();
  tft.fillScreen(BLACK);
  tft.setCursor(10, 10);
  tft.setTextSize(2);  
  tft.setRotation(0); //setRotation(3)
  tft.fillCircle(123, 121, 50, WHITE);
}

void flappy(){
  tft.fillScreen(BLACK);
  tft.setCursor(10, 10);
  tft.setTextSize(2);  
  tft.print("Puntaje:");

  tft.setTextColor(WHITE);
  tft.setCursor(110, 10);
  tft.setTextSize(2);  
  tft.print(puntaje);

  fondo();
}

void pj(){

  if(posy >= 188 || posy <= 41){
    perdio = true;
  }

  if((posx >= ox-13 && posx <= ox+30) && (posy >= oy2-12)){
     perdio = true;
   }
   if((posx >= ox-13 && posx <= ox+30) && (posy <= oy2-39)){
     perdio = true;
   }
  
  if(digitalRead(2) == HIGH && salto == false){
    salto = true;
  } 
      if(digitalRead(2) == LOW){
    salto = false;
  }
  if(salto == true){
    millis1 = millis();
    caida=-0.3;
    salto = false;
  } else {
    caida+=0.002; 
  }
  if(perdio == true){
    caida = 0;
  }
}

void sprite_pj(){
  tft.drawRGBBitmap(posx, posy, pajaro, 12, 10);
}

void tubo(){
  ox -= vx;
  oy2 = oy1 + 80;
  oysweep = 120 - oy1;

  if(ox <= -32){
    vx + 0.1;
    ox = 240;
    oy1 = random(10,100);
    tft.fillRect(-40, 40, 50, 120, CYAN);
  }

if((millis() % 10 == 0) && (perdio == false)){
  tft.fillRect(ox, 40, 30, oy1, DARKGREEN);
  tft.fillRect(ox+30, 40, 10, oy1, CYAN);

  tft.fillRect(ox, oy2, 30, oysweep, DARKGREEN);
  tft.fillRect(ox+30, oy2, 10, oysweep, CYAN);
 }
}

void puntos(){

  if((ox >= 39.7 && ox <= 40) && (perdio == false)){
    puntaje++;
    tft.fillRect(110,10,20,20,BLACK);

    tft.setTextColor(WHITE);
    tft.setCursor(110, 10);
    tft.setTextSize(2);  
    tft.print(puntaje);
  }
}

void menu() {
  tft.setCursor(40, 35);
  tft.setTextSize(4); 
  tft.setTextColor(WHITE);
  tft.print ("OKTUBOY");
  trollface();
  if(digitalRead(2)==1){
    delay(200);
    if(digitalRead(2)==0){
        
          jsel=jsel-1;
          if(jsel<1){
            jsel=1;
          }
        }
        }
    if(digitalRead(6)==1){
      delay(200);
      if(digitalRead(6)==0){
        
        if(jsel<3){
          jsel=jsel+1;
          if(jsel>3){
            jsel=3;
          }
        }
     }
     }
  if(jsel==1){
  tft.setTextSize(2);
  tft.setCursor(57, 200);
  tft.setTextColor(RED);
  tft.print ("Flappy Bird");
  
  if(digitalRead(3)==1){
    juego=1;
  }
  }
  else {
  tft.setTextColor(WHITE);
  tft.setTextSize(2);
  tft.setCursor(57, 200);
  tft.print ("Flappy Bird");
  }
  if(jsel==2){
  tft.setTextSize(2);
  tft.setCursor(87, 225);
  tft.setTextColor(RED);
  tft.print ("Tetris");

  if(digitalRead(3)==1){
    juego=2;
  }  
  }
  else {
  tft.setTextColor(WHITE);
  tft.setTextSize(2);
  tft.setCursor(87, 225);
  tft.print ("Tetris");
  }
  if(jsel==3){
  tft.setTextSize(2);
  tft.setCursor(92, 250);
  tft.setTextColor(RED);
  tft.print ("Snake");

  if(digitalRead(3)==1){
  juego=3;
  }  
  }
  else {
  tft.setTextColor(WHITE);
  tft.setTextSize(2);
  tft.setCursor(92, 250);
  tft.print ("Snake");
  }
}
void(* resetFunc) (void) = 0;

void tetrissetup() {
tft.fillScreen(BLUE);
  tft.setCursor(10, 50);
  tft.setTextSize(3);  
  tft.print("TETRIS");
}

//SNAKE********************

void snakesetup(){
  tft.fillScreen(BLUE);
  tft.setTextColor(WHITE);
  tft.setCursor(72, 20);
  tft.setTextSize(3);  
  tft.print("SNAKE");
  tft.fillRect(12,60,216,216,WHITE);
  tft.fillRect(24,72,192,192,BLUE);
  comida=random(1,255);
  pos=20;
  start=0;
  delay(1000);
  direccion=1;
  tft.setTextSize(2);
  largo[0]=pos;
}

void snakeloop(){
  delay(250);
  tft.fillRect(50,290,220,50,BLUE);
  tft.setCursor(50,290);
  tft.print("Puntaje: ");
  tft.setCursor(150,290);
  tft.print(puntaje);

  while(comida==pos){
    comida=random(0,255);
  }

  if(snakecomida==false){
    tft.fillRect(24+(comida%16)*12,((comida-comida%16)/16)*12+72,12,12,GREEN);
    snakecomida=true;
  }

  if(digitalRead(2)==1){
    direccion=3;
  }

    if(digitalRead(4)==1){
    direccion=1;
  }

  if(digitalRead(5)==1){
    direccion=2;
  }

    if(digitalRead(6)==1){
    direccion=4;
  }

  switch(direccion){
    case 1:
    pos=pos+1; break;
    case 2:
    pos=pos-1; break;
    case 3:
    pos=pos-16; break;
    case 4:
    pos=pos+16; break;
  }

  if(pos==comida){
    snakecomida=false;
    puntaje++;
  }

  if(pos<0 || pos>255 ||(pos%16==0 && largo[0]==pos-1) || (pos%16==15 && largo[0]==pos+1)){
    resetFunc();
  }

  tft.fillRect(24+(largo[puntaje]%16)*12,((largo[puntaje]-largo[puntaje]%16)/16)*12+72,12,12,BLUE);
  tft.fillRect(24+(pos%16)*12,((pos-pos%16)/16)*12+72,12,12,RED);

  for(int i=puntaje;i>=0;i--){
    largo[i+1]=largo[i];
    if(pos==largo[i]){
      resetFunc();
    }
  }
  largo[0]=pos;

}

//Loop***************************

void loop(){
  if(digitalRead(4)==HIGH && digitalRead(5)==HIGH) {
    resetFunc();
  }
  if(juego==0){
    menu();
  }

  if(juego==1){
    if(start==1){
      fondo();
    }
    start=0;
    pj();
    sprite_pj();
    posy+=caida;
    tubo();
    puntos();
    if(perdio==1){
       resetFunc();
    }
  }
  if(juego==2){
    tetrissetup();
}
  if(juego==3){
    if(start==1){
      snakesetup();
    }
    if(start==0){
      snakeloop();
    }
  }
}

void trollface(){
  tft.drawRect(100, 90, 24, 0, BLACK);  tft.drawRect(124, 92, 20, 0, BLACK);  tft.drawRect(98, 91, 2, 2, BLACK);
  tft.drawRect(96, 93, 2, 2, BLACK);  tft.drawRect(144, 93, 4, 2, BLACK);  tft.drawRect(148, 95, 2, 2, BLACK);
  tft.drawRect(94, 95, 2, 2, BLACK);  tft.drawRect(92, 97, 2, 2, BLACK);  tft.drawRect(150, 97, 2, 2, BLACK);
  tft.drawRect(90, 99, 2, 4, BLACK);  tft.drawRect(152, 99, 2, 4, BLACK);  tft.drawRect(154, 103, 2, 2, BLACK);
  tft.drawRect(88, 103, 2, 4, BLACK);  tft.drawRect(156, 105, 2, 2, BLACK);  tft.drawRect(158, 107, 2, 10, BLACK);
  tft.drawRect(84, 107, 4, 2, BLACK);  tft.drawRect(82, 109, 2, 2, BLACK);  tft.drawRect(80, 111, 2, 8, BLACK);
  tft.drawRect(156, 117, 2, 20, BLACK);  tft.drawRect(82, 119, 2, 2, BLACK);  tft.drawRect(84, 121, 2, 2, BLACK);
  tft.drawRect(86, 123, 2, 2, BLACK);  tft.drawRect(88, 125, 2, 4, BLACK);  tft.drawRect(90, 129, 2, 4, BLACK);
  tft.drawRect(92, 133, 2, 2, BLACK);  tft.drawRect(94, 135, 2, 2, BLACK);  tft.drawRect(96, 137, 2, 2, BLACK);
  tft.drawRect(98, 139, 2, 2, BLACK);  tft.drawRect(100, 141, 4, 2, BLACK);  tft.drawRect(104, 143, 6, 2, BLACK);
  tft.drawRect(110, 145, 4, 2, BLACK);  tft.drawRect(114, 147, 4, 2, BLACK);  tft.drawRect(118, 149, 4, 2, BLACK);
  tft.drawRect(122, 151, 10, 2, BLACK);  tft.drawRect(132, 153, 20, 2, BLACK);  tft.drawRect(152, 151, 2, 2, BLACK);
  tft.drawRect(154, 149, 2, 2, BLACK);  tft.drawRect(156, 145, 2, 4, BLACK);  tft.drawRect(158, 137, 2, 8, BLACK);
  tft.drawRect(138, 141, 8, 2, BLACK);  tft.drawRect(120, 143, 18, 2, BLACK);  tft.drawRect(146, 139, 2, 2, BLACK);
  tft.drawRect(148, 129, 2, 10, BLACK);  tft.drawRect(150, 121, 2, 14, BLACK);  tft.drawRect(146, 121, 2, 14, BLACK);
  tft.drawRect(140, 127, 2, 2, BLACK);  tft.drawRect(140, 129, 6, 2, BLACK);  tft.drawRect(140, 137, 2, 4, BLACK);
  tft.drawRect(142, 123, 4, 2, BLACK);  tft.drawRect(136, 125, 6, 2, BLACK);  tft.drawRect(148, 117, 2, 4, BLACK);
  tft.drawRect(116, 141, 4, 2, BLACK);  tft.drawRect(112, 139, 4, 2, BLACK);  tft.drawRect(108, 137, 4, 2, BLACK);
  tft.drawRect(104, 135, 4, 2, BLACK);  tft.drawRect(102, 133, 4, 2, BLACK);  tft.drawRect(100, 131, 2, 2, BLACK);
  tft.drawRect(98, 129, 2, 2, BLACK);  tft.drawRect(96, 125, 2, 4, BLACK);  tft.drawRect(94, 123, 6, 2, BLACK);
  tft.drawRect(94, 117, 2, 6, BLACK);  tft.drawRect(100, 125, 4, 2, BLACK);  tft.drawRect(88, 117, 2, 4, BLACK);
  tft.drawRect(86, 113, 2, 4, BLACK);  tft.drawRect(88, 111, 2, 2, BLACK);  tft.drawRect(90, 109, 2, 2, BLACK);
  tft.drawRect(92, 107, 4, 2, BLACK);  tft.drawRect(96, 109, 6, 2, BLACK);  tft.drawRect(102, 111, 10, 2, BLACK);
  tft.drawRect(112, 109, 2, 2, BLACK);  tft.drawRect(106, 107, 12, 2, BLACK);  tft.drawRect(104, 105, 2, 2, BLACK);
  tft.drawRect(108, 105, 6, 2, BLACK);  tft.drawRect(120, 105, 2, 2, BLACK);  tft.drawRect(122, 107, 2, 2, BLACK);
  tft.drawRect(118, 109, 4, 2, BLACK);  tft.drawRect(118, 115, 2, 4, BLACK);  tft.drawRect(120, 113, 2, 2, BLACK);
  tft.drawRect(120, 119, 2, 2, BLACK);  tft.drawRect(122, 117, 4, 2, BLACK);  tft.drawRect(130, 119, 4, 2, BLACK);
  tft.drawRect(134, 117, 2, 2, BLACK);  tft.drawRect(136, 115, 2, 2, BLACK);  tft.drawRect(134, 113, 2, 2, BLACK);
  tft.drawRect(132, 107, 2, 6, BLACK);  tft.drawRect(130, 105, 2, 2, BLACK);  tft.drawRect(134, 105, 6, 2, BLACK);
  tft.drawRect(136, 107, 8, 2, BLACK);  tft.drawRect(136, 103, 8, 2, BLACK);  tft.drawRect(144, 105, 2, 2, BLACK);
  tft.drawRect(142, 111, 4, 2, BLACK);  tft.drawRect(146, 109, 8, 2, BLACK); tft.drawRect(106, 103, 14, 2, BLACK);
  tft.drawRect(104, 119, 2, 14, BLACK);  tft.drawRect(106, 127, 2, 2, BLACK);  tft.drawRect(108, 129, 4, 2, BLACK);
  tft.drawRect(112, 131, 34, 2, BLACK);  tft.drawRect(116, 133, 30, 2, BLACK);  tft.drawRect(124, 135, 2, 8, BLACK);
  tft.drawRect(126, 127, 2, 4, BLACK);  tft.drawRect(132, 127, 2, 4, BLACK);  tft.drawRect(134, 137, 2, 6, BLACK);
  tft.drawRect(134, 135, 14, 2, BLACK);  tft.drawRect(114, 125, 2, 6, BLACK);  tft.drawRect(114, 133, 2, 6, BLACK);
  tft.drawRect(118, 125, 18, 2, BLACK);  tft.drawRect(114, 123, 4, 2, BLACK); tft.drawRect(110, 121, 4, 2, BLACK);
  tft.drawRect(106, 119, 4, 2, BLACK); tft.drawRect(102, 117, 4, 2, BLACK); tft.drawRect(98, 115, 4, 2, BLACK);  
  tft.drawRect(94, 113, 4, 2, BLACK); tft.drawRect(94, 111, 2, 2, BLACK); tft.drawRect(90, 115, 4, 2, BLACK);
  tft.drawRect(96, 101, 2, 2, BLACK); tft.drawRect(98, 99, 2, 2, BLACK);  tft.drawRect(100, 97, 2, 2, BLACK);
  tft.drawRect(102, 95, 4, 2, BLACK);  tft.drawRect(106, 93, 14, 2, BLACK);  tft.drawRect(102, 101, 2, 2, BLACK);
  tft.drawRect(100, 103, 2, 2, BLACK);  tft.drawRect(104, 99, 4, 2, BLACK);
  tft.drawRect(108, 97, 10, 2, BLACK);  tft.drawRect(120, 97, 2, 4, BLACK);  tft.drawRect(122, 99, 2, 4, BLACK);
  tft.drawRect(132, 101, 2, 2, BLACK);  tft.drawRect(134, 99, 10, 2, BLACK);  tft.drawRect(130, 95, 14, 2, BLACK);
  tft.drawRect(144, 101, 4, 2, BLACK);  tft.drawRect(144, 97, 4, 2, BLACK);  tft.drawRect(148, 103, 2, 2, BLACK);
  tft.drawRect(140, 147, 8, 2, BLACK);  tft.drawRect(148, 145, 2, 2, BLACK);  tft.drawRect(150, 143, 2, 2, BLACK);
}