chore: fleshed out more of the inventory grid classes

Code/Grid/InventoryCell.cs

@@ -3,12 +3,13 @@ using GodotGridInventory.Code.Grid.Enums;
 
 namespace GodotGridInventory.Code.Grid;
 
+#nullable enable
 public class InventoryCell
 {
     private readonly InventoryGrid _parentGrid;
     public Vector2 Position { get; set; }
     public EnumInventoryGridCellState State { get; set; }
-    public ItemConfiguration? Item { get; set; } = null;
+    public Item? Item { get; set; } = null;
     
     
     public InventoryCell(Vector2 position, InventoryGrid parentGrid)
@@ -17,5 +18,6 @@ public class InventoryCell
         State = EnumInventoryGridCellState.Available;
         Item = null;
         Position = position;
+        GD.Print($"Inventory cell created at position {position.X}, {position.Y}");
     }
 }

Code/Grid/InventoryGrid.cs

@@ -5,29 +5,36 @@ using GodotGridInventory.Code.Grid.Enums;
 
 namespace GodotGridInventory.Code.Grid;
 
+#nullable enable
 public class InventoryGrid
 {
-    private readonly int _gridWidth;
-    private readonly int _gridHeight;
+    private readonly InventoryController _inventoryController;
+    public readonly Vector2 GridSize;
     
-    private readonly List<InventoryCell> _gridCells = new();
+    public List<InventoryCell> GridCells = new();
     
-    public InventoryGrid(int width, int height)
+    public InventoryGrid(InventoryController inventoryController, Vector2 size)
     {
-        _gridWidth = width;
-        _gridHeight = height;
+        _inventoryController = inventoryController;
+        GridSize = size;
         InitializeGrid();
     }
     
+    public InventoryGrid(InventoryController inventoryController, List<InventoryCell> gridCells)
+    {
+        _inventoryController = inventoryController;
+        GridCells = gridCells;
+    }
+
     private void InitializeGrid()
     {
-        for(var x = 0; x < _gridWidth; x++)
+        for(var x = 0; x < GridSize.X; x++)
         {
-            for(var y = 0; y < _gridHeight; y++)
+            for(var y = 0; y < GridSize.Y; y++)
             {
                 var cellPosition = new Vector2(x, y);
                 var cell = new InventoryCell(cellPosition, this);
-                _gridCells.Add(cell);
+                GridCells.Add(cell);
             }
         }
     }
@@ -38,9 +45,9 @@ public class InventoryGrid
     /// </summary>
     /// <param name="position">The position of the cell to update.</param>
     /// <param name="item">The item to set the cell to.</param>
-    private void SetCellItem(Vector2 position, ItemConfiguration item)
+    private void SetCellItem(Vector2 position, Item item)
     {
-        var cell = _gridCells.FirstOrDefault(cell => cell.Position == position);
+        var cell = GridCells.FirstOrDefault(cell => cell.Position == position);
         if(cell != null)
         {
             cell.Item = item;
@@ -53,7 +60,7 @@ public class InventoryGrid
     /// <param name="position">The position of the cell to update.</param>
     private void ClearCellItem(Vector2 position)
     {
-        var cell = _gridCells.FirstOrDefault(cell => cell.Position == position);
+        var cell = GridCells.FirstOrDefault(cell => cell.Position == position);
         if(cell != null)
         {
             cell.Item = null;
@@ -67,7 +74,7 @@ public class InventoryGrid
     /// <param name="state">The state to set the cell</param>
     private void SetCellState(Vector2 position, EnumInventoryGridCellState state)
     {
-        var cell = _gridCells.FirstOrDefault(cell => cell.Position == position);
+        var cell = GridCells.FirstOrDefault(cell => cell.Position == position);
         if(cell != null)
         {
             cell.State = state;
@@ -82,7 +89,7 @@ public class InventoryGrid
     /// <param name="state">The state to set the cells</param>
     private void SetCellAreaState(Vector2 position, Vector2 size, EnumInventoryGridCellState state)
     {
-        foreach (var cell in _gridCells.Where(cell => cell.Position.X >= position.X && cell.Position.X < position.X + size.X && cell.Position.Y >= position.Y && cell.Position.Y < position.Y + size.Y))
+        foreach (var cell in GridCells.Where(cell => cell.Position.X >= position.X && cell.Position.X < position.X + size.X && cell.Position.Y >= position.Y && cell.Position.Y < position.Y + size.Y))
         {
             cell.State = state;
         }
@@ -95,16 +102,16 @@ public class InventoryGrid
     /// <returns>The first coordinates available for something of the given size, or null if no space available.</returns>
     private Vector2? GetAvailableCellPosition(Vector2 size)
     {
-        var availableCells = _gridCells.Where(cell => cell.State == EnumInventoryGridCellState.Available);
+        var availableCells = GridCells.Where(cell => cell.State == EnumInventoryGridCellState.Available);
         var cell = availableCells.FirstOrDefault();
         if(cell != null)
         {
             return cell.Position;
         }
         
-        for (int x = 0; x <= _gridWidth - size.X; x++)
+        for (int x = 0; x <= GridSize.X - size.X; x++)
         {
-            for (int y = 0; y <= _gridHeight - size.Y; y++)
+            for (int y = 0; y <= GridSize.Y - size.Y; y++)
             {
                 // Check if the area is available
                 if (IsSpaceAvailable(new Vector2(x, y), size))
@@ -125,7 +132,7 @@ public class InventoryGrid
     /// <returns>A List of cells that are available for the item to be placed in.</returns>
     private bool IsSpaceAvailable(Vector2 position, Vector2 size)
     {
-        var cells = _gridCells.Where( cell => cell.Position.X >= position.X && cell.Position.X < position.X + size.X && cell.Position.Y >= position.Y && cell.Position.Y < position.Y + size.Y);
+        var cells = GridCells.Where( cell => cell.Position.X >= position.X && cell.Position.X < position.X + size.X && cell.Position.Y >= position.Y && cell.Position.Y < position.Y + size.Y);
         return cells.All(cell => cell.State == EnumInventoryGridCellState.Available);
     }
     #endregion
@@ -138,7 +145,7 @@ public class InventoryGrid
     /// <param name="itemId">The ID of the item to add.</param>
     /// <param name="position">The position to add the item at in inventory grid space. If null then will insert at first available place.</param>
     /// <returns></returns>
-    public bool AddItem(string itemId, Vector2? position)
+    public bool AddItem(string itemId, Vector2? position = null)
     {
         var item = ItemDatabase.Instance.GetItemConfiguration(itemId);
         if(item == null)
@@ -166,10 +173,10 @@ public class InventoryGrid
     /// Gets the cell at the given location in inventory grid space.
     /// </summary>
     /// <param name="position">The position you want to get the cell of.</param>
-    /// <returns>The inventory cell.</returns>
+    /// <returns>The inventory cell at the given location in inventory grid space.</returns>
     public InventoryCell? GetCell(Vector2 position)
     {
-        return _gridCells.FirstOrDefault(cell => cell.Position == position);
+        return GridCells.FirstOrDefault(cell => cell.Position == position);
     }
     #endregion
     

Code/Grid/InventoryModel.cs

@@ -0,0 +1,18 @@
+using System.Collections.Generic;
+using System.Linq;
+using Godot;
+
+namespace GodotGridInventory.Code.Grid;
+public class InventoryModel
+{
+    public int Id { get; set; }
+    public string Name { get; set; }
+    public int GridWidth { get; set; }
+    public int GridHeight { get; set; }
+    
+    public List<Item> Items { get; set; }
+
+    public List<InventoryCell> Cells { get; set; } = new List<InventoryCell>();
+    public InventoryGrid? Grid { get; set; }
+    public bool Open { get; set; } = false;
+}

Code/InventoryController.cs

@@ -1,8 +1,127 @@
+using System.Collections.Generic;
+using System.Linq;
 using Godot;
+using GodotGridInventory.Code.Grid;
 
 namespace GodotGridInventory.Code;
 
-public class InventoryController : Node
+public partial class InventoryController : Node
 {
+    private int _inventoryIdCounter = 0;
+    private readonly ItemDatabase _itemDatabase = ItemDatabase.Instance;
+    [Export] public float CellSize { get; set; } = 32;
+    private Dictionary<int,InventoryModel> _inventories { get; set; } = new Dictionary<int,InventoryModel>();
     
+    public override void _Ready()
+    {
+        base._Ready();
+    }
+
+    public bool UpdateInventory(int id, InventoryModel inventoryModel)
+    {
+        var inventory = _inventories[id];
+        if(inventory == null)
+        {
+            GD.PrintErr($"Inventory not found with id {id}.");
+            return false;
+        }
+
+        _inventories[id] = inventoryModel;
+        return true;
+    }
+
+    public InventoryModel GetInventory(int id)
+    {
+        var inventory = _inventories[id];
+        if(inventory == null)
+        {
+            GD.PrintErr($"Inventory not found with id {id}.");
+            return null;
+        }
+
+        var result = _inventories[id];
+        return result;
+    }
+    
+    public void AddInventory(string name, Vector2 size, string[] items)
+    {
+        var inventoryGrid = new InventoryGrid(this, size);
+        
+        foreach (var item in items)
+        {
+            inventoryGrid.AddItem(item);
+        }
+        
+        _inventories.Add(_inventoryIdCounter, new InventoryModel()
+        {
+            Id = _inventoryIdCounter,
+            Name = name,
+            Items = items.Select( item=> _itemDatabase.GetItemConfiguration(item)).ToList(),
+            Cells = inventoryGrid.GridCells,
+            Open = false
+        });
+        
+        _inventoryIdCounter++;
+    }
+
+    public bool RemoveInventory(int Id)
+    {
+        var inventory = _inventories[Id];
+        if(inventory == null)
+        {
+            GD.PrintErr($"Inventory not found with id {Id}.");
+            return false;
+        }
+
+        _inventories.Remove(Id);
+        GD.Print($"Inventory {inventory.Name} with id {inventory.Id} removed.");
+        return true;
+    }
+    
+    public bool OpenInventory(int Id)
+    {
+        var inventory = _inventories[Id];
+        if(inventory == null)
+        {
+            GD.PrintErr($"Inventory not found with id {Id}.");
+            return false;
+        }
+
+        if (inventory.Open == true)
+        {
+            GD.PrintErr($"Inventory with {Id} is already open.");
+            return false;
+        }
+        _inventories[Id].Open = true;
+        GD.Print($"Opened inventory {inventory.Name} with id {inventory.Id}.");
+        return true;
+    }
+    
+    public bool CloseInventory(int Id)
+    {
+        if(!_inventories.ContainsKey(Id))
+        {
+            GD.PrintErr("Inventory not found with id " + Id + ".");
+            return false;
+        }
+
+        var inventory = _inventories[Id];
+        if (inventory.Open == false)
+        {
+            GD.PrintErr($"Inventory with {Id} is already closed.");
+            return false;
+        }
+        
+        _inventories[Id].Open = false;
+        _inventories.Remove(Id);
+        GD.Print("Closed inventory " + inventory.Name + " with id " + inventory.Id + ".");
+        return true;
+    }
+    
+    public List<InventoryModel> GetInventoriesLoaded()
+    {
+        var result = _inventories.Values.ToList();
+        GD.Print($"Getting list of all _inventoriesLoaded loaded into memory ({result.Count}).");
+        return result;
+    }
 }

Code/ItemDatabase/ItemDatabase.cs

@@ -7,11 +7,14 @@ namespace GodotGridInventory.Code;
 public class ItemDatabase
 {
     public static ItemDatabase Instance { get; } = new();
-    private readonly Dictionary<string, ItemConfiguration> _itemDatabase = new();
+    private readonly Dictionary<string, Item> _itemDatabase = new();
     
+    public ItemDatabase()
+    {
+        InitializeItemDatabase();
+    }   
     
-    
-    public ItemConfiguration GetItemConfiguration(string id)
+    public Item GetItemConfiguration(string id)
     {
         return _itemDatabase[id];
     }
@@ -22,7 +25,7 @@ public class ItemDatabase
         var items = DirAccess.GetFilesAt(ItemDatabaseConstants.ITEMS_PATH).Where(filePath => filePath.EndsWith(ItemDatabaseConstants.ITEM_EXTENSION));
         foreach (var item in items)
         {
-            var itemResource = GD.Load<ItemConfiguration>(item);
+            var itemResource = GD.Load<Item>(item);
             if (itemResource != null)
             {
                 _itemDatabase.Add(itemResource.Id, itemResource);

Code/Items/Item.cs

@@ -3,7 +3,7 @@ using System;
 using GodotGridInventory.Code.Items.Enums;
 
 [GlobalClass, Icon("res://icon.svg")]
-public partial class ItemConfiguration : Resource
+public partial class Item : Resource
 {
     [Export] public string Id { get; set; }
     [Export] public string Name { get; set; }

Code/UI/InventoryGridInterface.cs

@@ -0,0 +1,38 @@
+using Godot;
+using GodotGridInventory.Code.Grid;
+
+namespace GodotGridInventory.Code.UI;
+
+public partial class InventoryGridInterface:Control
+{
+    [Export] public Control GridContainer { get; set; }
+    [Export] public string GridSlotPath { get; set; }
+
+    private PackedScene _gridSlotResource;
+    private InventoryGrid _inventoryGrid;
+    private InventoryController _inventoryController;
+    
+    public override void _Ready()
+    {
+        _gridSlotResource = GD.Load<PackedScene>(GridSlotPath);
+        base._Ready();
+    }
+
+    public void InitializeInventoryGrid(InventoryGrid inventoryGrid, InventoryController inventoryController)
+    {
+        _inventoryGrid = inventoryGrid;
+        _inventoryController = inventoryController;
+
+        for (var x = 0; x < _inventoryGrid.GridSize.X; x++)
+        {
+            for (var y = 0; y < _inventoryGrid.GridSize.Y; y++)
+            {
+                var cellPosition = new Vector2(x, y);
+                var cell = _inventoryGrid.GetCell(cellPosition);
+                var gridSlot = _gridSlotResource.Instantiate() as InventoryGridSlot;
+                gridSlot.Position = new Vector2(x * _inventoryController.CellSize, y * _inventoryController.CellSize);
+                GridContainer.AddChild(gridSlot);
+            }
+        }
+    }
+}

Code/UI/InventoryGridSlot.cs

@@ -0,0 +1,8 @@
+using Godot;
+
+namespace GodotGridInventory.Code.UI;
+
+public partial class InventoryGridSlot : Control
+{
+    
+}

debug.cs

@@ -0,0 +1,7 @@
+using Godot;
+using System;
+
+public partial class debug : Node
+{
+    
+}

main.tscn

@@ -1,3 +1,12 @@
-[gd_scene format=3 uid="uid://cc8f5p1w5xdyx"]
+[gd_scene load_steps=3 format=3 uid="uid://cc8f5p1w5xdyx"]
 
-[node name="Node" type="Node"]
+[ext_resource type="Script" path="res://debug.cs" id="1_al802"]
+[ext_resource type="Script" path="res://Code/InventoryController.cs" id="2_0yu34"]
+
+[node name="UI" type="CanvasLayer"]
+
+[node name="Debug" type="Node" parent="."]
+script = ExtResource("1_al802")
+
+[node name="Inventory Controller" type="Node" parent="."]
+script = ExtResource("2_0yu34")