#include <LiquidCrystal.h>

const int ledRedPin = 9;//Red Colour Pin with ~ const int ledBluePin = 10;//Blue Colour Pin with ~ const int ledGreenPin = 11;//Green Colour Pin with ~

const int rs = 7, en = 6, d4 = 5, d5 = 4, d6 = 3, d7 = 2; LiquidCrystal lcd(rs, en, d4, d5, d6, d7);

const int buttonOk = 8;//pushbutton Pin const int buttonLess = 12;//pushbutton Pin const int buttonMore = 13;//pushbutton Pin

int buttonStateOk; int buttonStateMore; int buttonStateLess;

const int photoSensorPinFirst = 0;//Analog input Pin const int photoSensorPinSecond = 1;//Analog input Pin

int lightLevelFirst; int lightLevelSecond;

unsigned long timeStart; unsigned long timePaused = 0; unsigned long timePassed; unsigned long timeTempOne; unsigned long timeTempTwo; bool isPaused = false;

bool isRunning = false; bool firstRun = true; int numberOfPeople = 1; const char blank[17]={" "};

void setup() { //lcd setup colums/rows lcd.begin(16, 2); lcd.print("Welcome"); //Pushbuttons pin inputs pinMode(buttonOk, INPUT); pinMode(buttonMore, INPUT); pinMode(buttonLess, INPUT);

//LED Pin outputs pinMode(ledRedPin, OUTPUT); pinMode(ledBluePin, OUTPUT); pinMode(ledGreenPin, OUTPUT);

}

void loop() { sensorReadings();

if(buttonStateOk == HIGH && firstRun) { isRunning = true; } if(isRunning) { modeSelection();
}

displaySwitch(1); if(buttonStateOk == HIGH && !isRunning) { theEnd(); }

}

void theEnd() { timePassed = millis()-timeStart -timePaused; timeTempOne = millis()-timeStart; timeTempTwo = timePassed/timeTempOne; timeTempTwo *= 100; displaySwitch(2);

if(timeTempTwo<=40) { digitalWrite(ledRedPin, HIGH);
} if(timeTempTwo>40 && timeTempTwo<70) { digitalWrite(ledBluePin, HIGH);
} if(timeTempTwo>=70) { digitalWrite(ledGreenPin, HIGH);
} } void sensorReadings() { buttonStateOk = digitalRead(buttonOk); buttonStateMore = digitalRead(buttonMore); buttonStateLess = digitalRead(buttonLess); lightLevelFirst = analogRead(photoSensorPinFirst); lightLevelSecond = analogRead(photoSensorPinSecond); }

void checkLight() { if(lightLevelFirst >=800 && !isPaused) { pauseEvent(isPaused);

isPaused = true;

}else{ if(lightLevelFirst<800) { pauseEvent(isPaused); isPaused = false; }
} if(lightLevelSecond >=800 && !isPaused) { pauseEvent(isPaused);

isPaused = true;

}else{ if(lightLevelSecond<800) { pauseEvent(isPaused); isPaused = false; }
} } void pauseEvent(bool isPaused) { if(isPaused) { timeTempTwo = millis();

timePaused += timeTempTwo-timeTempOne;

}else { timeTempOne = millis(); }
}

void displaySwitch(int mode) { char temp[]=""; switch(mode){ case 0:
lcd.setCursor(0,0); //lcd.print(blank); lcd.print("Player Number:");
lcd.setCursor(0,1); // lcd.print(blank); lcd.print(numberOfPeople); lcd.display(); break;

case 1:
lcd.setCursor(0,0);
//lcd.print(blank);
lcd.print("Time Passed:");
lcd.setCursor(0,1);

// lcd.print(blank); lcd.print(millis()-timeStart); lcd.display(); break;

case 2:
lcd.setCursor(0,0);
//lcd.print(blank);
lcd.print("Success Rate:");
lcd.setCursor(0,1);

// lcd.print(blank); lcd.print(timePassed); lcd.display(); break;

default:  
lcd.setCursor(0,0);

// lcd.print(blank); lcd.setCursor(0,1); // lcd.print(blank); lcd.display(); }

}

void lightShow() { digitalWrite(ledRedPin, HIGH); delay(100); digitalWrite(ledGreenPin, HIGH); delay(100); digitalWrite(ledBluePin, HIGH); delay(100); digitalWrite(ledRedPin, LOW); delay(100); digitalWrite(ledGreenPin, LOW); delay(100); digitalWrite(ledBluePin, LOW);
}

void modeSelection() {

if(firstRun)
{
  lightShow();
  firstRun= false;
}

do{ displaySwitch(0); if(buttonStateMore == HIGH && numberOfPeople<7) { numberOfPeople++; }

if(buttonStateLess == HIGH && numberOfPeople>1)
{
 numberOfPeople--;
}

if(buttonStateOk == HIGH) 
{
 isRunning=false;
 timeStart = millis();
}

}while(isRunning);

}