Added basic component access in Scripts

ScriptCore/Entity.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Runtime.CompilerServices;
 using GlitchyEngine.Core;
 using GlitchyEngine.Math;
 
@@ -27,24 +28,113 @@ public abstract class Entity : EngineObject
     //    _uuid = uuid;
     //}
 
-    public T GetComponent<T>() where T : Component
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public bool HasComponent<T>() => HasComponent(typeof(T));
+    
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public bool HasComponent(Type type) => ScriptGlue.Entity_HasComponent(_uuid, type);
+
+    /// <summary>
+    /// Gets the component with the specified type.
+    /// </summary>
+    /// <typeparam name="T">The type of the component to get.</typeparam>
+    /// <returns>The component or null, if the entity doesn't have a component of the specified type.</returns>
+    public T GetComponent<T>() where T : Component, new()
     {
+        Log.Info("Trying to get component");
+
+        if (HasComponent<T>())
+        {
+            return new T
+            {
+                Entity = this
+            };
+        }
+
         return null;
     }
+    
+    /// <summary>
+    /// Gets the component with the given type.
+    /// </summary>
+    /// <param name="componentType">The type of the component to get.</param>
+    /// <returns>The component or null, if the entity doesn't have a component of the given type.</returns>
+    /// <remarks>For performance reasons it is recommended to use <see cref="GetComponent{T}"/> if possible.</remarks>
+    public Component GetComponent(Type componentType)
+    {
+        // TODO: probably throw!
+        if (!componentType.IsSubclassOf(typeof(Component))) return null;
+        
+        if (HasComponent(componentType))
+        {
+            return Activator.CreateInstance(componentType) as Component;
+        }
 
-    //public Transform Transform => new (){_uuid = _uuid};
+        return null;
+    }
+    
+    /// <summary>
+    /// Gets the component with the specified component type.
+    /// </summary>
+    /// <typeparam name="T">The type of the component to add.</typeparam>
+    /// <returns>The component.</returns>
+    public T AddComponent<T>() where T : Component, new()
+    {
+        ScriptGlue.Entity_AddComponent(_uuid, typeof(T));
+
+        return new T
+        {
+            Entity = this
+        };
+    }
+
+    /// <summary>
+    /// Gets the component with the given component type.
+    /// </summary>
+    /// <param name="componentType">The type of the component to add.</param>
+    /// <returns>The component or null, if the given type is not a valid component type.</returns>
+    /// <remarks>For performance reasons it is recommended to use <see cref="AddComponent{T}"/> if possible.</remarks>
+    public Component AddComponent(Type componentType)
+    {
+        // TODO: probably throw!
+        if (!componentType.IsSubclassOf(typeof(Component))) return null;
+        
+        ScriptGlue.Entity_AddComponent(_uuid, componentType);
+
+        Component component = Activator.CreateInstance(componentType) as Component;
+        return component;
+    }
+    
+    /// <summary>
+    /// Removes the component with the specified component type.
+    /// </summary>
+    /// <typeparam name="T">The type of the component to remove.</typeparam>
+    public void RemoveComponent<T>() where T : Component, new()
+    {
+        ScriptGlue.Entity_RemoveComponent(_uuid, typeof(T));
+    }
+    
+    /// <summary>
+    /// Removes the component with the given component type.
+    /// </summary>
+    /// <param name="componentType">The type of the component to remove.</param>
+    /// <remarks>For performance reasons it is recommended to use <see cref="RemoveComponent{T}"/> if possible.</remarks>
+    public void RemoveComponent(Type componentType)
+    {
+        // TODO: probably throw!
+        if (!componentType.IsSubclassOf(typeof(Component))) return;
+        
+        ScriptGlue.Entity_RemoveComponent(_uuid, componentType);
+    }
+
+    public Transform Transform => GetComponent<Transform>();
 
     public Vector3 Translation
     {
-        get
-        {
-            ScriptGlue.Entity_GetTranslation(_uuid, out Vector3 translation);
-            return translation;
-        }
-
-        set => ScriptGlue.Entity_SetTranslation(_uuid, value);
+        get => Transform.Translation;
+        set => Transform.Translation = value;
     }
-    
+
     // Will be executed once after the entity as be created.
     // void OnCreate();