using Godot;
using System;

public partial class Commander : Sprite2D
{
    [Signal]
    public delegate void DeathEventHandler(Commander THIS);
    [Signal]
    public delegate void ActionsUpEventHandler();
    public int _health = 10, _actionsMax = 1, _actions;
    public PackedScene _attackScene = GD.Load<PackedScene>("res://Attack.tscn");
    public Attack _attack;
    public PlayerController _playerController;

    public override void _Process(double delta)
    {
        base._Process(delta);
        if (_attack != null)
        {
            if (_attack.Position.Y > GetViewportRect().Size.Y + 50)
            {
                UnloadAttack();
                if (_actions <= 0)
                {
                    EmitSignal(SignalName.ActionsUp);
                }
            }
        }
    }

    public void AttackEnteredBucket()
    {
        _actions += (_actions + 1) > _actionsMax ? 0 : 1;
        UnloadAttack();
    }

    public void LoadAttack(Vector2 OFFSET)
    {
        if (_attack == null)
        {
            _attack = _attackScene.Instantiate<Attack>();
            _attack.Position = OFFSET;
            _attack._commanderOwner = this;
            _attack.GravityScale = 0;
            _attack.BucketEntered += AttackEnteredBucket;
            AddChild(_attack);
        }
    }

    public void TakeDamage(int DAMAGE, Enemy ATTACKER)
    {
        _health -= DAMAGE;
        if (_health <= 0)
        {
            EmitSignal(SignalName.Death, this);
        }
    }

    public void ShootCurrentAttack(Vector2 FORCE){

        _attack.Shoot(FORCE);
        _actions--;
    }

    public void UnloadAttack()
    {
        _attack.QueueFree();
        _attack = null;
    }
}