// Start is called before the first frame update
void Awake()
{
// Check if there are multiple instances of the game manager
if (instance == null)
{
instance = this;
}
else if (instance != null)
{
Destroy(gameObject);
}
DontDestroyOnLoad(gameObject);
boardScript = GetComponent <BoardManager>();
InitGame();
// Get the Player and AI snake
playerSnakeScript = playerSnake.GetComponent <PlayerSnake>();
enemySnakeScript = enemySnake.GetComponent <EnemySnake>();
// Get the UI elements
playerScoreTxt = GameObject.Find("PlayerScore").GetComponent <Text>();
aiScoreTxt = GameObject.Find("AIScore").GetComponent <Text>();
gameOverTxt = GameObject.Find("GameOverText").GetComponent <Text>();
endScoreTxt = GameObject.Find("EndScoreText").GetComponent <Text>();
btnPlayAgain = GameObject.Find("Button_PlayAgain").GetComponent <Button>();
btnExit = GameObject.Find("Button_Exit").GetComponent <Button>();
// Hides the end game screen while the game is in progress
instance.HideEndGameScreen();
}
//Main game logic goes below:
public void StartGame()
{
//Initializes the player snake
InitializeSnake();
//Initialie the enemy snake
InitializeEnemySnake();
//Initializes the obstacles
InitializeObstacles();
//Initializes the moving obstacles
InitilizeMovingObstacles();
////Initializes the food
InitilizeFood();
//Check of timer is null
timer?.Stop();
randomMovingObjectsChecker = random.Next(BaseConstants.MinMovingObstaclesPrescaller, BaseConstants.MaxMovingObstaclesPrescaller);
//Create the timer and add the tick event delegate
timer = new DispatcherTimer();
timer.Interval = TimeSpan.FromMilliseconds(50);
int ticksCounter = 0;
//Do this on every tick of the timer;
timer.Tick += delegate
{
//At every tick move the snake and the enemy snake
Snake.Move();
EnemySnake.Move();
//Change the direction of the enemy snake randomly
if (ticksCounter == randomMovingObjectsChecker)
{
MovingObstaclesChangeDirection();
EnemySnakeChangeDirection();
ticksCounter = 0;
}
////Handle moving food movement
foreach (var movingFood in this.MovingFoods)
{
var shouldChangeDirection = random.Next() % 3 == 0;
if (shouldChangeDirection)
{
Directions newDirection = (Directions)random.Next(0, 4);
movingFood.ChangeDirection(newDirection);
}
}
//Increase counter ticks
ticksCounter++;
//Move obstacles which are able to move
this.MoveObstacles();
this.MoveFoods();
////Check for eaten food or obstacle
CheckFoodEaten();
CheckFoodEatenSnakeObstakle();
//Check if snake is dead
var isDead = IsSnakeDead();
if (isDead)
{
GameOver();
}
//Notify for property changed
this.OnPropertyChanged("Snake");
this.OnPropertyChanged("EnemySnake");
this.OnPropertyChanged("Obstacles");
};
//Start the timer
timer.Start();
}
