using Godot;
using Newlon.Components.Level;

namespace Newlon.Components.Plants;

//
// Data that plant stores during runtime
//

public partial class RuntimePlantData : Node2D, IEntity
{
    [Export]
    private int _maxHP;
    private int _hp;
    public int Hp => _hp;
    public int MaxHp => _maxHP;
    public int Line {get; set;}
    public PlantResource Resource;

    [Signal]
    public delegate void OnHPChangedEventHandler(int amount);

    public override void _Ready()
    {
        _hp = _maxHP;
    }

    public void Heal(int amount)
    {
        _hp += amount;

        EmitSignal(SignalName.OnHPChanged,amount);

        if (MaxHp > 0)
        {
            _hp = MaxHp;
        }
    }

    public void TakeDamage(int amount)
    {
        _hp -= amount;

        EmitSignal(SignalName.OnHPChanged,-amount);

        if (_hp <= 0)
        {
            Kill();
        }
    }
    public void Kill()
    {
        PoolContainer.Instance.EntityField[Resource.Layer].Remove(GlobalPosition);
        QueueFree();
    }
}