basic interface and no success trying to use them in a Tool script

interfaces/spawnable/ISpawnable.cs

@@ -0,0 +1,8 @@
+using Godot;
+
+
+interface ISpawnable
+{
+    Resource GetSpawnInitResource();
+    void TestMethod();
+}

interfaces/spawnable/ISpawnable.cs.uid

@@ -0,0 +1 @@
+uid://bethuw2c1at8o

maps/GYMs/enemies.tscn

@@ -1,9 +1,10 @@
-[gd_scene load_steps=11 format=3 uid="uid://q7uc1h2jpbd2"]
+[gd_scene load_steps=13 format=3 uid="uid://q7uc1h2jpbd2"]
 
 [ext_resource type="PackedScene" uid="uid://bei4nhkf8lwdo" path="res://player_controller/PlayerController.tscn" id="1_62kkh"]
 [ext_resource type="Material" uid="uid://31aulub2nqov" path="res://assets/greybox/m_greybox.tres" id="2_3uydm"]
 [ext_resource type="PackedScene" uid="uid://dxt0e2ugmttqq" path="res://scenes/enemies/first_enemy.tscn" id="3_3uydm"]
 [ext_resource type="Script" uid="uid://b2vdwkiqauhk3" path="res://scenes/enemies/EnemyInitInputs.cs" id="4_nd7vd"]
+[ext_resource type="PackedScene" uid="uid://c305mfrtumcyq" path="res://scenes/spawners/spawner.tscn" id="5_8fd2t"]
 
 [sub_resource type="ProceduralSkyMaterial" id="ProceduralSkyMaterial_0xm2m"]
 sky_horizon_color = Color(0.662243, 0.671743, 0.686743, 1)
@@ -42,6 +43,11 @@ script = ExtResource("4_nd7vd")
 Speed = 6.4
 metadata/_custom_type_script = "uid://b2vdwkiqauhk3"
 
+[sub_resource type="Resource" id="Resource_caohq"]
+script = ExtResource("4_nd7vd")
+Speed = 3.1
+metadata/_custom_type_script = "uid://b2vdwkiqauhk3"
+
 [node name="Main" type="Node3D"]
 
 [node name="Player" parent="." instance=ExtResource("1_62kkh")]
@@ -122,3 +128,8 @@ Inputs = SubResource("Resource_7m3bq")
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 2.5, 0, -16.83681)
 Target = NodePath("../Player")
 Inputs = SubResource("Resource_sysok")
+
+[node name="Spawner" parent="." node_paths=PackedStringArray("Target") instance=ExtResource("5_8fd2t")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 10, 3.5, -16.5)
+Inputs = SubResource("Resource_caohq")
+Target = NodePath("../Player")

player_controller/PlayerController.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=50 format=3 uid="uid://bei4nhkf8lwdo"]
+[gd_scene load_steps=51 format=3 uid="uid://bei4nhkf8lwdo"]
 
 [ext_resource type="Script" uid="uid://bbbrf5ckydfna" path="res://player_controller/Scripts/PlayerController.cs" id="1_poq2x"]
 [ext_resource type="PackedScene" uid="uid://cf3rrgr1imvv4" path="res://scenes/path/path.tscn" id="2_6lejt"]
@@ -49,6 +49,8 @@ height = 1.7
 [sub_resource type="SphereShape3D" id="SphereShape3D_6lejt"]
 radius = 0.45
 
+[sub_resource type="SphereShape3D" id="SphereShape3D_q14ux"]
+
 [sub_resource type="StandardMaterial3D" id="StandardMaterial3D_nodcl"]
 transparency = 1
 albedo_color = Color(0, 0.627451, 0.6313726, 0.49019608)
@@ -164,6 +166,17 @@ transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -1.6, 0)
 MantleEndLocationDistanceFromWall = 0.3
 MantleHeightCastStart = 2.5
 
+[node name="WeaponHitbox" type="Area3D" parent="HeadSystem"]
+unique_name_in_owner = true
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -1.6, 0)
+collision_layer = 0
+collision_mask = 16
+monitorable = false
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="HeadSystem/WeaponHitbox"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, -1)
+shape = SubResource("SphereShape3D_q14ux")
+
 [node name="StairsSystem" type="Node3D" parent="."]
 script = ExtResource("7_bmt5a")
 

player_controller/Scripts/PlayerController.cs

@@ -52,6 +52,7 @@ public partial class PlayerController : CharacterBody3D
 	public ShapeCast3D      GroundDetector;
 	public ShapeCast3D      CeilingDetector;
 	public RayCast3D        DirectGroundDetector;
+	public Area3D           WeaponHitbox;
 
 	// Inspector stuff
 	[Export] public Marker3D TutorialWeaponTarget;
@@ -354,6 +355,8 @@ public partial class PlayerController : CharacterBody3D
 		_playerHeight = playerShape!.Height;
 		_playerRadius = playerShape.Radius;
 
+		WeaponHitbox = GetNode<Area3D>("%WeaponHitbox");
+		
 		// State management
 		_playerState = StateChart.Of(GetNode("StateChart"));
 		
@@ -1572,10 +1575,20 @@ public partial class PlayerController : CharacterBody3D
 	///////////////////////////
 	public void OnInputHitPressed()
 	{
-		if (_aiming.Active)
+		if (_aiming.Active && WeaponSystem.InHandState.Active)
 		{
 			ThrowWeapon();
 		}
+
+		if (WeaponSystem.InHandState.Active)
+		{
+			var bodies = WeaponHitbox.GetOverlappingBodies();
+			foreach (var body in bodies)
+			{
+				if(body is ISpawnable spawnable) 
+					spawnable.TestMethod();
+			}
+		}
 	}
 	
 	///////////////////////////

scenes/enemies/FirstEnemy.cs

@@ -2,7 +2,9 @@ using Godot;
 using System;
 using Movementtests.player_controller.Scripts;
 
-public partial class FirstEnemy : CharacterBody3D
+
+[GlobalClass]
+public partial class FirstEnemy : CharacterBody3D, ISpawnable
 {
 	[Export]
 	public Node3D Target { get; set; }
@@ -17,6 +19,16 @@ public partial class FirstEnemy : CharacterBody3D
 		_wallInFrontRayCast = GetNode<RayCast3D>("WallInFrontRayCast");
 	}
 
+	public Resource GetSpawnInitResource()
+	{
+		return Inputs;
+	}
+
+	public void TestMethod()
+	{
+		GD.Print("I'm an enemy");
+	}
+
 	public override void _PhysicsProcess(double delta)
 	{
 		var target = Target.GlobalPosition;

scenes/spawners/Spawner.cs

@@ -0,0 +1,62 @@
+using Godot;
+using System;
+
+[Tool]
+public partial class Spawner : Node3D
+{
+	[Export(PropertyHint.NodeType)]
+	public PackedScene SceneToSpawn { get; set; }
+	
+	[Export]
+	public Resource Inputs;
+	[Export]
+	public Node3D Target { get; set; }
+	
+	[Export(PropertyHint.Range, "0.1, 100, 0.1, or_greater")]
+	public float SpawnInterval { get; set; } = 1.0f;
+	[Export]
+	public bool IsActiveOnStart { get; set; } = true;
+	
+	private float _spawnTimer;
+	private bool _isActive;
+	
+	public override void _Ready()
+	{
+		_isActive = IsActiveOnStart && !Engine.IsEditorHint();  // Keep it inactive in Editor
+		_spawnTimer = SpawnInterval;
+	}
+
+	public override void _Process(double delta)
+	{
+		if (!_isActive) return;
+		
+		_spawnTimer -= (float) delta;
+		if (_spawnTimer <= 0) Spawn(); 
+	}
+
+	public void Spawn()
+	{
+		if (SceneToSpawn == null || !SceneToSpawn.CanInstantiate()) return;
+		
+		var spawnedInstance = SceneToSpawn.Instantiate() as FirstEnemy;
+		if (spawnedInstance == null) return;
+		
+		spawnedInstance.Inputs = Inputs as EnemyInitInputs;
+		spawnedInstance.Target = Target;
+		GetTree().GetCurrentScene().AddChild(spawnedInstance);
+		spawnedInstance.GlobalPosition = GlobalPosition;
+		
+		_spawnTimer = SpawnInterval;
+	}
+	
+	public void StartSpawning()
+	{
+		_isActive = true;
+		_spawnTimer = SpawnInterval;
+	}
+	
+	public void StopSpawning()
+	{
+		_isActive = false;
+	}
+}

scenes/spawners/Spawner.cs.uid

@@ -0,0 +1 @@
+uid://djyspwixi01j5

scenes/spawners/spawner.tscn

@@ -0,0 +1,10 @@
+[gd_scene load_steps=3 format=3 uid="uid://c305mfrtumcyq"]
+
+[ext_resource type="Script" uid="uid://djyspwixi01j5" path="res://scenes/spawners/Spawner.cs" id="1_2otbo"]
+[ext_resource type="PackedScene" uid="uid://dxt0e2ugmttqq" path="res://scenes/enemies/first_enemy.tscn" id="2_2otbo"]
+
+[node name="Spawner" type="Node3D"]
+script = ExtResource("1_2otbo")
+SceneToSpawn = ExtResource("2_2otbo")
+
+[node name="Marker3D" type="Marker3D" parent="."]