equipping items with keys

Characters/ExampleEnemy.tscn

@@ -163,8 +163,10 @@ shape = SubResource("RectangleShape2D_8lxmf")
 [node name="Inventory" type="Node2D" parent="."]
 y_sort_enabled = true
 script = ExtResource("7_43gq8")
+Items = [null]
 
 [node name="Sword" parent="Inventory" instance=ExtResource("8_s3c8r")]
+Knockback = 100.0
 
 [node name="FlashAnimation" type="AnimationPlayer" parent="."]
 libraries = {

Characters/Player.tscn

@@ -193,6 +193,10 @@ horizontal_alignment = 1
 y_sort_enabled = true
 position = Vector2(0, 2)
 script = ExtResource("7_xyenu")
+InventoryMap = {
+"equip_1": 0,
+"equip_2": 1
+}
 
 [node name="Sword" parent="Inventory" instance=ExtResource("7_4rxuv")]
 

Characters/States/PlayerState.cs

@@ -13,13 +13,32 @@ namespace SupaLidlGame.Characters.State
 
         public override CharacterState Input(InputEvent @event)
         {
+            var inventory = Character.Inventory;
+
             #if DEBUG
-            if (@event.IsActionPressed("equip"))
+            //if (@event.IsActionPressed("equip"))
-            {
+            //{
-                Character.Inventory.SelectedItem = Character.Inventory.GetNode<Items.Item>("Sword");
+            //    inventory.SelectedItem = inventory.GetNode<Items.Item>("Sword");
-            }
+            //}
             #endif
 
+            if (this is PlayerIdleState or PlayerMoveState
+                    && !_player.Inventory.IsUsingItem)
+            {
+                if (@event.IsActionPressed("equip_1"))
+                {
+                    inventory.SelectedItem = inventory.GetItemByMap("equip_1");
+                }
+                else if (@event.IsActionPressed("equip_2"))
+                {
+                    inventory.SelectedItem = inventory.GetItemByMap("equip_2");
+                }
+                else if (@event.IsActionPressed("equip_3"))
+                {
+                    inventory.SelectedItem = inventory.GetItemByMap("equip_3");
+                }
+            }
+
             return base.Input(@event);
         }
 
@@ -36,6 +55,10 @@ namespace SupaLidlGame.Characters.State
                     Character.Target = dirToMouse;
                 }
             }
+            else if (!Character.Direction.IsZeroApprox())
+            {
+                Character.Target = Character.Direction;
+            }
 
             if (Godot.Input.IsActionPressed("attack1"))
             {

Items/Inventory.cs

@@ -1,6 +1,6 @@
-using System.Collections.Generic;
 using Godot;
 using SupaLidlGame.Characters;
+using Godot.Collections;
 
 namespace SupaLidlGame.Items
 {
@@ -8,7 +8,11 @@ namespace SupaLidlGame.Items
     {
         public Character Character { get; private set; }
 
-        public List<Item> Items { get; private set; } = new List<Item>();
+        [Export]
+        public Array<Item> Items { get; private set; } = new Array<Item>();
+
+        [Export]
+        public Dictionary<string, int> InventoryMap { get; set; }
 
         public const int MaxCapacity = 32;
 
@@ -28,30 +32,44 @@ namespace SupaLidlGame.Items
             set => EquipItem(value, ref _offhandItem);
         }
 
+        public bool IsUsingItem => (SelectedItem?.IsUsing ?? false) ||
+                (OffhandItem?.IsUsing ?? false);
+
+        public Inventory()
+        {
+            InventoryMap = new Dictionary<string, int>();
+            InventoryMap.Add("equip_1", 0);
+            InventoryMap.Add("equip_2", 1);
+            InventoryMap.Add("equip_3", 2);
+        }
+
         private bool EquipItem(Item item, ref Item slot)
         {
-            if (item is not null && item.IsOneHanded)
+            if (item is not null)
             {
-                // we can not equip this if either hand is occupied by
+                if (item.IsOneHanded)
-                // two-handed item
-
-                if (_selectedItem is not null && !_selectedItem.IsOneHanded)
                 {
-                    return false;
+                    // we can not equip this if either hand is occupied by
+                    // two-handed item
+
+                    if (_selectedItem is not null && !_selectedItem.IsOneHanded)
+                    {
+                        return false;
+                    }
+
+                    if (_offhandItem is not null && !_offhandItem.IsOneHanded)
+                    {
+                        return false;
+                    }
                 }
 
-                if (_offhandItem is not null && !_offhandItem.IsOneHanded)
+                if (!Items.Contains(item))
                 {
+                    GD.PrintErr("Tried to equip an item not in the inventory.");
                     return false;
                 }
             }
 
-            if (!Items.Contains(item))
-            {
-                GD.PrintErr("Tried to equip an item not in the inventory.");
-                return false;
-            }
-
             if (slot is not null)
             {
                 slot.Unequip(Character);
@@ -67,6 +85,20 @@ namespace SupaLidlGame.Items
             return true;
         }
 
+        public Item GetItemByMap(string keymap)
+        {
+            if (InventoryMap.ContainsKey(keymap))
+            {
+                int idx = InventoryMap[keymap];
+                if (idx < Items.Count)
+                {
+                    return Items[InventoryMap[keymap]];
+                }
+            }
+            else GD.Print(keymap + " does not exist");
+            return null;
+        }
+
         public Item AddItem(Item item)
         {
             if (Items.Count >= MaxCapacity)
@@ -76,7 +108,10 @@ namespace SupaLidlGame.Items
 
             item.CharacterOwner = Character;
             item.Visible = false;
-            Items.Add(item);
+            if (!Items.Contains(item))
+            {
+                Items.Add(item);
+            }
             return item;
         }
 

Items/Item.cs

@@ -20,6 +20,8 @@ namespace SupaLidlGame.Items
 
         public Character CharacterOwner { get; set; }
 
+        public virtual bool IsUsing => false;
+
         /// <summary>
         /// Determines if this item can directly stack with other items
         /// </summary>

Items/Weapon.cs

@@ -8,7 +8,7 @@ namespace SupaLidlGame.Items
     {
         public double RemainingUseTime { get; protected set; } = 0;
 
-        public bool IsUsing => RemainingUseTime > 0;
+        public override bool IsUsing => RemainingUseTime > 0;
 
         /// <summary>
         /// How much damage in HP that this weapon deals.

project.godot

@@ -66,6 +66,21 @@ interact={
 "events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":0,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":70,"key_label":0,"unicode":0,"echo":false,"script":null)
 ]
 }
+equip_1={
+"deadzone": 0.5,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":49,"key_label":0,"unicode":49,"echo":false,"script":null)
+]
+}
+equip_2={
+"deadzone": 0.5,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":50,"key_label":0,"unicode":50,"echo":false,"script":null)
+]
+}
+equip_3={
+"deadzone": 0.5,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":51,"key_label":0,"unicode":51,"echo":false,"script":null)
+]
+}
 
 [layer_names]