/// <summary>
/// Get the next player position, and send an event for each feedback.
/// </summary>
/// <param name="coordPos"></param>
public void PlayerMoveFeedback(Vector2Int coordPos)
{
Vector2Int coordPosInt = new Vector2Int(coordPos.x, coordPos.y);
Vector2Int matrixPos = CoordinatesConverter.CoordinateToMatrixIndex(coordPosInt, SharedVariables.matrixDimensions.x);
if (IsPositionOutOfBounds(matrixPos))
{
OnCollided.Invoke(false);
return;
}
else if (Matrix[matrixPos.x, matrixPos.y] == GridTags.Inaccessible.GetHashCode()) //snake has collided
{
OnCollided.Invoke(false);
}
else if (Matrix[matrixPos.x, matrixPos.y] == GridTags.Item.GetHashCode()) //snake collected an item
{
OnItemCollected.Invoke(coordPos);
}
else//the path is free , you can walk
{
OnFreePathOcurred.Invoke(coordPos);
}
OnChangeMatrixValue.Invoke(matrixPos, GridTags.Inaccessible);
Matrix[matrixPos.x, matrixPos.y] = GridTags.Inaccessible.GetHashCode();
}
/// <summary>
/// Set an matrix position to 'Empty'
/// </summary>
/// <param name="pos"></param>
public void RemoveValueFromMatrix(Vector2 pos)
{
Vector2Int posInt = new Vector2Int((int)pos.x, (int)pos.y);
posInt = CoordinatesConverter.CoordinateToMatrixIndex(posInt, SharedVariables.matrixDimensions.x);
Matrix[(int)posInt.x, (int)posInt.y] = GridTags.Empty.GetHashCode();
OnChangeMatrixValue.Invoke(posInt, GridTags.Empty);
}
void SpawnItem()
{
int randomItem = Random.Range(0, items.Length);
currentItem = items[randomItem]; //get random item
int randomSpawnPoint = Random.Range(0, possibleSpawnPoints.Count);
Vector2Int spawnPoint = possibleSpawnPoints[randomSpawnPoint];
OnItemSpawned.Invoke(spawnPoint);
SetPossibleSpawnPoints(CoordinatesConverter.CoordinateToMatrixIndex(spawnPoint, SharedVariables.matrixDimensions.x), GridTags.Item);
}
public void FirstSpawn()
{
currentItem = items[0];
if (possibleSpawnPoints.Contains(Vector2Int.one))
{
possibleSpawnPoints.Remove(Vector2Int.one);
}
Vector2Int spawnPoint = possibleSpawnPoints[Random.Range(0, possibleSpawnPoints.Count)];
OnItemSpawned.Invoke(spawnPoint);
SetPossibleSpawnPoints(CoordinatesConverter.CoordinateToMatrixIndex(spawnPoint, SharedVariables.matrixDimensions.x), GridTags.Item);
}
/// <summary>
/// Add an Item (food) element to the matrix.
/// </summary>
/// <param name="pos"></param>
public void AddItemToMatrix(Vector2Int pos)
{
Vector2Int posInt = CoordinatesConverter.CoordinateToMatrixIndex(new Vector2Int((int)pos.x, (int)pos.y), SharedVariables.matrixDimensions.x);
Matrix[posInt.x, posInt.y] = GridTags.Item.GetHashCode();
}