tej_summative_jan2018

#include <LiquidCrystal.h>

/*
T E J   S U M M A T I V E
SALMAN A
SHEZAN M
BRAVIEN V
*/

//delayTime
int delayTime = 250;

// lcd variables
const int rs = 12;
const int en = 11;
const int d4 = 10;
const int d5 = 9;
const int d6 = 8;
const int d7 = 7;
LiquidCrystal lcd(rs, en, d4, d5, d6, d7);

// digital components
int gled = 6;
int bled = 2;
int oled = 3;
int rled = 4;

// push buttons
int gpushbutton = A1;
int bpushbutton = A2;
int opushbutton = A3;
int rpushbutton = A4;

// sequence


void setup()
{

  Serial.begin(9600);

  // output devices
  pinMode(gled, OUTPUT);
  pinMode(bled, OUTPUT);
  pinMode(oled, OUTPUT);
  pinMode(rled, OUTPUT);

  // input devices
  pinMode(gpushbutton, INPUT);
  pinMode(bpushbutton, INPUT);
  pinMode(opushbutton, INPUT);
  pinMode(rpushbutton, INPUT);




  //random setup
  randomSeed(analogRead(A0));


  // lcd setup
  lcd.begin(16, 2);

}


//********* M A I N   G A M E **************//

//declare variables
int level = 1; //initialize level
int numOfLights;
bool gameLost = false;
bool isInputComplete = false;

void loop()
{
  while(!gameLost) {
    //declare variables
    bool levelComplete = false;
    lcd.clear();
    lcd.print("Level: " + String(level));




    while(!levelComplete) {
      numOfLights = level/3+2; //the minimum number of leds is 2 and for every 3rd level one more led will be added
      //declare variables for levels
      int Light[numOfLights];
      int Inputs[numOfLights];

      createLevel(level,Light);
      getInput(level,Inputs);



      bool result = compare(Light,Inputs);

      if (result) {
        //update in the lcd
        lcd.clear();
        lcd.print("ROUND WON!");
        Serial.print("nice");
        level++;
        levelComplete = true;
        delay(3000);
      } else {
        levelComplete = true;
        gameLost= true;
      }

    }



  }

 //this part is when the user got the inputs wrong and game was lost
  //update on the lcd
  lcd.clear();
  lcd.print("GAME LOST!");
  Serial.println("gameLost");
  delay(3000);

}




//************* C A L C U L A T I O N S *************//

//declare variables
int randInt;
/*
this method will be called to create levels for the game
it has the parameter level to know how many lights need to be turned on
it has an array named Light where all the values of the pins are stored
they will be used to later to compare with the input
*/
void createLevel(int level, int Light[])
{
  Light[numOfLights];
  for (int i=0; i<numOfLights ; i++) {
    Light[i]=random(1,5);

    if (Light[i] == 1) { digitalWrite(gled, HIGH); delay(500); digitalWrite(gled, LOW); delay(500); }
    if (Light[i] == 2) { digitalWrite(bled, HIGH); delay(500); digitalWrite(bled, LOW); delay(500);}
    if (Light[i] == 3) { digitalWrite(oled, HIGH); delay(500); digitalWrite(oled, LOW); delay(500);}
    if (Light[i] == 4) { digitalWrite(rled, HIGH); delay(500); digitalWrite(rled, LOW); delay(500);}
    ////////////////////////////////////////////////////

    isInputComplete = false;
  }
}


void getInput(int level, int Inputs[])
{
    for (int i=0; i < numOfLights; )
    {
        if (digitalRead(gpushbutton) == HIGH) {
            Inputs[i] = 1;
            Serial.println("green pressed");
            digitalWrite(gled, HIGH);
            i++;
            //delay a bit
            delay(delayTime);
            digitalWrite(gled, LOW);
        }
        if (digitalRead(bpushbutton) == HIGH) {
            Inputs[i] = 2;
            Serial.println("blue pressed");
            digitalWrite(bled, HIGH);
            i++;
          //delay a bit
            delay(delayTime);
            digitalWrite(bled, LOW);
        }
        if (digitalRead(opushbutton) == HIGH) {
            Inputs[i] = 3;
            Serial.println("orange pressed");
            //test
            digitalWrite(oled, HIGH);
            i++;
          //delay a bit
            delay(delayTime);
            digitalWrite(oled, LOW);
        }
        if (digitalRead(rpushbutton) == HIGH) {
            Inputs[i] = 4;
            Serial.println("red pressed");
            i++;
            digitalWrite(rled, HIGH);
          //delay a bit
            delay(delayTime);
            digitalWrite(rled, LOW);
        }
    }
}

/*
this method 'compare' will return a boolean value of if the Level(that was created) match with the Inputs(by the user)
it works by using a while loop with the condition that they values inside the array has to match.
inside the while loop we have a for loop which goes through all the values in the array and see if they match and
if it find any that don't match it will end the while loops and return that the boolean (theyMatch = false), which tells us that the user has lost
*/
bool compare(int Light[], int Inputs[]) {
  bool theyMatch=true;
  bool foundMistake = false;

  for (int i=0; i<numOfLights && foundMistake == false; i++)
  {
    if (Light[i] == Inputs[i]) {
      theyMatch=true;
      Serial.println("they match");
    } else {
      theyMatch=false;
      foundMistake=true;
    }
  }

  return theyMatch;
}