Initial commit

source/Scripts/Components/CollisionComponent.cs

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+using FactoryGame.Entities;
+using Godot;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+public partial class CollisionComponent : Area3D, IComponent {
+	public enum CollisionComponentMode {
+		Body,
+		BodyShape,
+		Area,
+		AreaShape
+	}
+	[Export]
+	public CollisionComponentMode Mode { get; set; } = CollisionComponentMode.Body;
+	[ExportGroup("White List")]
+	[Export]
+	public bool UseWhiteList { get; set; }
+	[Export]
+	public Node3D[]? WhiteList { get; set; }
+	[ExportGroup("Black List")]
+	[Export]
+	public bool UseBlackList { get; set; }
+	[Export]
+	public Node3D[]? BlackList { get; set; }
+
+	public IReadOnlyList<Node3D> Collisions => _collisions;
+	private List<Node3D> _collisions = new();
+	public override void _Ready() {
+		switch (Mode) {
+			case CollisionComponentMode.Body: {
+					BodyEntered += (body) => Enter(body);
+					BodyExited += (body) => Exit(body);
+				}
+				; break;
+			case CollisionComponentMode.BodyShape: {
+					BodyShapeEntered += (_, body, _, _) => Enter(body);
+					BodyShapeExited += (_, body, _, _) => Exit(body);
+				}
+				; break;
+			case CollisionComponentMode.Area: {
+					AreaEntered += Enter;
+					AreaEntered += Exit;
+				}
+				; break;
+			case CollisionComponentMode.AreaShape: {
+					AreaShapeEntered += (_, body, _, _) => Enter(body);
+					AreaShapeEntered += (_, body, _, _) => Exit(body);
+				}
+				; break;
+		}
+
+		base._Ready();
+	}
+
+	private void Enter(Node3D body) {
+		if (CheckBody(body))
+			_collisions.Add(body);
+	}
+	private void Exit(Node3D body) {
+		if (_collisions.Contains(body))
+			_collisions.Remove(body);
+	}
+
+	private bool CheckBody(Node3D body) {
+		if (UseBlackList && BlackList != null && BlackList.Contains(body))
+			return false;
+		if (UseWhiteList && WhiteList != null && !WhiteList.Contains(body))
+			return false;
+		return true;
+	}
+
+	public bool IsCollide() => _collisions.Count > 0;
+	public bool IsCollide(Node3D body) => _collisions.Contains(body);
+}

source/Scripts/Components/CollisionComponent.cs.uid

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+uid://b1683v4e4gh38