// ------  - 15.04.2021
// DIGITAL READING INPUTS - A1,A2,A3 
// ------
#include <Wire.h> 

// variables for this sample
int I1 = 0;
int I2 = 0;
int I3 = 0;

int I1p = 0;
int I2p = 0;
int I3p = 0;
//--------------- VARIABLES USED IN MODULES - MUST BE
char pit = "";
int spd = 8;
//---------------

void setup() {
  //----------- START I2C COMMUNICATION - MUST BE
  Wire.setClock(100000);  
  Wire.begin();  // join i2c bus  
  //----------- 
  begin_def(); // start screen 
}

void loop() {
    ispis("GET;1");
    trazi();
    I1 = String(int(pit)).toInt();
    if (I1 != I1p) {
        ispis("  ;5;2");
        ispis(String(I1)+";5;2");
        sound();
        I1p = I1;}
    ispis("GET;2");
    trazi();
    I2 = String(int(pit)).toInt(); 
    if (I2 != I2p) {
        ispis("  ;5;3");   
        ispis(String(I2)+";5;3");
        sound();
        I2p = I2;}
    ispis("GET;3");
    trazi();
    I3 = String(int(pit)).toInt();
    if (I3 != I3p) {
        ispis("  ;5;4");
        ispis(String(I3)+";5;4");
        sound();
        I3p = I3;}
}

//-------------- for this sample
void sound(){
        ispis("BIP;800;50");
      //  salji("LED;G;50"); // LIGHT
}

//------------------------------------------------------------  SETTINGS
void begin_def() // all settings you need in program
{
    ispis("DEL");
    delay(200);
    ispis("RST"); 
    delay(200);
    ispis("CLS"); 
    delay(500);
    ispis("INPUTS:;0;0");
    ispis("I1 =;0;2");
    ispis("I2 =;0;3");
    ispis("I3 =;0;4");    
}
//------------------------------------------------------------ ALL MODULES
void ispis(String poruka)
{
  Serial.println(poruka);
  poruka = poruka + ";";
  int duz = poruka.length();
  if (duz > 30)
  {
    String por1 = poruka.substring(0,30)+"+";
    char dio1[31];
    por1.toCharArray(dio1,duz);
    Wire.beginTransmission(0x11);
    Wire.write(dio1);
    Wire.endTransmission();
    String por2 = poruka.substring(30);
    duz = por2.length();
    char dio2[duz];
    por2.toCharArray(dio2,duz);
    Wire.beginTransmission(0x11);
    Wire.write(dio2);
    Wire.endTransmission();
    delay(duz*spd);
  }
  else
  {
    char copy[duz];    
    poruka.toCharArray(copy,duz);
    Wire.beginTransmission(0x11);
    Wire.write(copy);
    Wire.endTransmission();
    delay(duz*spd);
  }     
}

void trazi(){
  Wire.requestFrom(0x11,1); 
  while (Wire.available()) { 
    pit = Wire.read(); 
  }      
}

void begin_prog()
{
    ispis("CLS;");
    ispis("START;2;1;2;");
    ispis("G A M E;3;3;");
    delay(2000);
}

void end_prog(){
    delay(300);
    trazi();
    delay(300);
    ispis("CLS;");
    ispis("E N D;2;1;2;");
    ispis("G A M E;3;3;");
    ispis("Score:"+String(int(pit))+";3;4;");
    while (true){
        delay(5000);
    }
}
void rest(){
    ispis("RST");
    while(true)
    {
        trazi();
        if (pit == 5){
            break;
        }
        delay(20);
   }
}

void sound_light(){
    if (pit == 2){  // POINTS
        ispis("BIP;200;50;");
        ispis("LED;G;50;");
    }
    if (pit == 3) {  // LIFES
        ispis("BIP;800;50;");
        ispis("LED;R;50;");
    }
    if (pit == 4){  // FALL
        ispis("BIP;1200;50;");
        ispis("LED;R;50;");        
    }
}