Added Human parts

Parts/Human/HumanHead.cs

@@ -0,0 +1,79 @@
+using WaifuCellar.Parts.Base;
+
+namespace WaifuCellar.Parts.Human;
+
+public sealed class HumanHead(Part? parentPart) : Head {
+    public override Part? ParentPart { get; set; } = parentPart;
+    private List<Part> _attachedParts = [];
+    public override List<Part> AttachedParts => _attachedParts;
+
+
+    public Eye? LeftEye {
+        get;
+        set {
+            _attachedParts.Remove(field!);
+            field = value;
+            _attachedParts.Add(field!);
+        }
+    }
+
+    public Eye? RightEye {
+        get;
+        set {
+            _attachedParts.Remove(field!);
+            field = value;
+            _attachedParts.Add(field!);
+        }
+    }
+
+    public Mouth? Mouth {
+        get;
+        set {
+            _attachedParts.Remove(field!);
+            field = value;
+            _attachedParts.Add(field!);
+        }
+    }
+
+    public void AddPart(Eye eye, EPosition position) {
+        if (position == EPosition.Left) {
+            LeftEye = eye;
+            return;
+        }
+
+        if (position == EPosition.Right) {
+            RightEye = eye;
+            return;
+        }
+    }
+    
+    public override void AddPart(Part part) {
+        if (part is Eye eye) {
+            if (LeftEye == null) {
+                LeftEye = eye;
+                return;
+            }
+
+            if (RightEye == null) {
+                RightEye = eye;
+                return;
+            }
+        }
+        
+        if (part is Mouth mouth) {
+            if (Mouth == null) {
+                Mouth = mouth;
+                return;
+            }
+        }
+        
+        throw new PartNotAttachableException(part, typeof(HumanHead));
+    }
+
+    public HumanHead(Part? parentPart, Eye? leftEye, Eye? rightEye, Mouth? mouth) : this(parentPart) {
+        ParentPart = parentPart;
+        LeftEye = leftEye;
+        RightEye = rightEye;
+        Mouth = mouth;
+    }
+}