using Godot;

namespace FOU.Scripts.Elements;

public class Water : Solid {
    public Water(int x, int y, ref Level level) : base(x, y, ref level) {
        Color = Colors.Blue;
        Color = AddColorVariance(Color);
    }

    public override bool Update(int currentFrame) {
        if (!base.Update(currentFrame)) return false;

        Tick();

        return true; // not necessarily end, subclasses could do some more things
    }

    protected override void Tick() {
        int randomDirection = 1;
        if (GD.Randi() % 2 != 0)
            randomDirection *= -1;

        if (Level.IsEmpty(Position + Vector2I.Down)) {
            Level.Swap(this, Position + Vector2I.Down);
            return;
        } else if (Level.IsEmpty(Position + Vector2I.Right * randomDirection)) {
            Level.Swap(this, Position + Vector2I.Right * randomDirection);
            return;
        } else if (Level.IsEmpty(Position + Vector2I.Right * randomDirection * -1)) {
            Level.Swap(this, Position + Vector2I.Right*randomDirection);
            return;
        }
    }
}