cirnogodot/Scripts/Actors/EnemyMarker3D.cs

using Cirno.Scripts.Components.FSM.Enemy._3D;
using Cirno.Scripts.Resources;
using Cirno.Scripts.Utils;
using Godot;

namespace Cirno.Scripts.Actors;

[Tool]
public partial class EnemyMarker3D : PreviewMarker3D
{
    private EnemyResource _enemy;
    
    [Export]
    public EnemyResource Enemy
    {
        get => _enemy;
        set
        {
            _enemy = value;
            if (Engine.IsEditorHint())
            {
                //QueueRedraw();
                this.Texture = _enemy.IconSprite;
            }
        }
    }

    [Export] public bool AutoSpawn { get; set; } = false;
    
    private EnemyProxy3D _spawnedEnemy;
    
    public override void _Ready()
    {
        base._Ready();

        if (AutoSpawn)
        {
            Spawn(false);
        }
    }
    
    public EnemyProxy3D Spawn(bool deleteMarker)
    {
        if (Engine.IsEditorHint()) return null ;
        if (Enemy is null) return null;
        if (_spawnedEnemy is not null) return _spawnedEnemy;

        if (deleteMarker)
        {
            this.QueueFree();
        }
        
        var enemyScene = GD.Load<PackedScene>(Enemy.PrefabPath);
        
        _spawnedEnemy = this.CreateSibling<EnemyProxy3D>(enemyScene);
        _spawnedEnemy.Init(Enemy);
        //Spawned = true;
        
        _spawnedEnemy.Death += SpawnedEnemyOnDeath;
        return _spawnedEnemy;
    }
    
    private void SpawnedEnemyOnDeath(EnemyProxy3D enemy)
    {
        _spawnedEnemy.Death -= SpawnedEnemyOnDeath;
        _spawnedEnemy = null;
        //Spawned = false;
    }
}