Fix inventory menu, add armor as equippable item

src/items/armor/Armor.cs

@@ -1,8 +1,26 @@
+using Chickensoft.AutoInject;
+using Chickensoft.Introspection;
 using GameJamDungeon;
 using Godot;
+using System.Linq;
 
+[Meta(typeof(IAutoNode))]
 public partial class Armor : InventoryItem
 {
+  public override void _Notification(int what) => this.Notify(what);
+
   [Export]
   public override InventoryItemInfo InventoryInfo { get; set; }
+
+  public void OnReady()
+  {
+    Pickup.BodyEntered += OnEntered;
+  }
+
+  public void OnEntered(Node3D body)
+  {
+    var inventoryList = GameRepo.InventoryItems.Value.Append(InventoryInfo).ToList();
+    GameRepo.InventoryItems.OnNext(inventoryList);
+    QueueFree();
+  }
 }

src/items/armor/Armor.tscn

@@ -1,15 +1,33 @@
-[gd_scene load_steps=4 format=3 uid="uid://dorr7v1tkeiy0"]
+[gd_scene load_steps=6 format=3 uid="uid://dorr7v1tkeiy0"]
 
 [ext_resource type="Script" path="res://src/items/armor/Armor.cs" id="1_cmjpq"]
 [ext_resource type="Texture2D" uid="uid://cgoubcl86pib4" path="res://src/items/armor/armor.png" id="1_vpnem"]
-[ext_resource type="Resource" uid="uid://chjmkb3aiomvr" path="res://src/items/armor/resources/PatheticCoat.tres" id="2_eftit"]
+[ext_resource type="Script" path="res://src/items/armor/ArmorInfo.cs" id="2_cuhrp"]
+
+[sub_resource type="Resource" id="Resource_o1cok"]
+script = ExtResource("2_cuhrp")
+Defense = 2
+Name = "Pathetic"
+Description = "A pathetic coat."
+
+[sub_resource type="CapsuleShape3D" id="CapsuleShape3D_1gpxo"]
+radius = 0.470016
+height = 0.940032
 
 [node name="Armor" type="Node3D"]
 script = ExtResource("1_cmjpq")
-InventoryInfo = ExtResource("2_eftit")
+InventoryInfo = SubResource("Resource_o1cok")
 
 [node name="Sprite3D" type="Sprite3D" parent="."]
 billboard = 2
 alpha_cut = 1
 texture_filter = 0
 texture = ExtResource("1_vpnem")
+
+[node name="Pickup" type="Area3D" parent="."]
+unique_name_in_owner = true
+collision_layer = 4
+collision_mask = 4
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="Pickup"]
+shape = SubResource("CapsuleShape3D_1gpxo")

src/items/armor/ArmorInfo.cs

@@ -0,0 +1,10 @@
+using Godot;
+
+namespace GameJamDungeon;
+
+[GlobalClass]
+public partial class ArmorInfo : InventoryItemInfo
+{
+  [Export]
+  public int Defense { get; set; }
+}