Merge branch 'dhain' into develop

# Conflicts:
#	Assets/Scenes/MainScene.unity
#	Assets/Scripts/PlayerController.cs

Assets/Scripts/Inventory.cs

@@ -0,0 +1,56 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class Inventory : MonoBehaviour {
+    #region Singleton
+
+    public static Inventory instance;
+
+    private void Awake() {
+        if(instance != null) {
+            Debug.LogWarning("More than one instance of Inventory found");
+        }
+
+        instance = this;
+    }
+
+    #endregion
+    
+    public Dictionary<Item, int> items;
+    public const int inventorySpace = 28;
+    
+    public delegate void onItemChanged();
+    public onItemChanged onItemChangedCallback;
+
+    private void Start() {
+        items ??= new Dictionary<Item, int>();
+    }
+
+    public void tempAddItem(Item item) {
+        AddItem(item, 1);
+    }
+    
+    public void AddItem(Item item, int amount) {
+        if(items.Count >= inventorySpace) {
+            Debug.Log("Not enough inventory space!");
+            return;
+        }
+
+        if(!items.ContainsKey(item)) {
+            items.Add(item, amount);
+        } else {
+            items[item] += amount;
+        }
+        
+
+        onItemChangedCallback?.Invoke();
+    }
+
+    public void removeItem(Item item, int amount) {
+        items.Add(item, -amount);
+
+        onItemChangedCallback?.Invoke();
+    }
+}

Assets/Scripts/InventorySlot.cs

@@ -0,0 +1,35 @@
+using UnityEngine;
+using UnityEngine.UI;
+
+public class InventorySlot : MonoBehaviour {
+    public Image icon;
+    
+    private Item _item;
+
+    public void AddItem(Item newItem) {
+        _item = newItem;
+
+        icon.sprite = _item.defaultSprite;
+        icon.enabled = true;
+    }
+
+    public void ClearSlot() {
+        _item = null;
+        icon.sprite = null;
+        icon.enabled = false;
+    }
+
+    public void RemoveItem() {
+        Inventory.instance.items.Remove(_item);
+    }
+
+    public void UseItem() {
+        if(_item.GetType() == typeof(UsableItem)) {
+            ((UsableItem) _item).select();
+            Debug.Log("using " + _item.displayName);
+        } else {
+            Debug.Log("Item not usable " + _item.displayName);
+        }
+
+    }
+}

Assets/Scripts/InventorySlot.cs.meta

@@ -1,5 +1,5 @@
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Assets/Scripts/InventoryUI.cs

@@ -0,0 +1,35 @@
+using System.Linq;
+using UnityEngine;
+
+public class InventoryUI : MonoBehaviour {
+
+    public Transform itemsParent;
+    public GameObject inventoryUI;
+    private Inventory _inventory;
+    private InventorySlot[] _slots;
+    
+    // Start is called before the first frame update
+    void Start() {
+        _inventory = Inventory.instance;
+        _inventory.onItemChangedCallback += UpdateUI;
+
+        _slots = itemsParent.GetComponentsInChildren<InventorySlot>();
+    }
+
+    // Update is called once per frame
+    void Update() {
+        if(Input.GetButtonDown("Inventory")) {
+            inventoryUI.SetActive(!inventoryUI.activeSelf);
+        }
+    }
+    
+    private void UpdateUI() {
+        for(int i = 0; i < _slots.Length; i++) {
+            if(i < _inventory.items.Count) {
+                _slots[i].AddItem(_inventory.items.ElementAt(i).Key);
+            } else {
+                _slots[i].ClearSlot();
+            }
+        }
+    }
+}

Assets/Scripts/InventoryUI.cs.meta

@@ -1,5 +1,5 @@
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Assets/Scripts/Item.cs

@@ -1,11 +1,10 @@
 using System;
 using UnityEngine;
 
-public class Item : MonoBehaviour, IComparable<Item> {
-    private readonly string displayName;
-    private readonly string description;
-    private readonly int id;  //TODO: create an actual ID System that makes snens
-    public SpriteRenderer spriteRenderer;
+public class Item : ScriptableObject, IComparable<Item> {
+    public string displayName;
+    public string description;
+    public int id;  //TODO: create an actual ID System that makes snens
     public Sprite selectedSprite;
     public Sprite defaultSprite;
     
@@ -13,7 +12,6 @@ public class Item : MonoBehaviour, IComparable<Item> {
         this.displayName = displayName;
         this.description = description;
         this.id = id;
-        spriteRenderer.sprite ??= defaultSprite;   // defaultSprite is set in UnityEditor
     }
 
     public int CompareTo(Item other) {

Assets/Scripts/Items.meta

@@ -1,5 +1,5 @@
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Assets/Scripts/Items/FishingRod.cs

@@ -1,7 +0,0 @@
-using UnityEngine;
-
-namespace Items {
-    public class FishingRod : UsableItem {
-        public FishingRod() : base("Fishing Rod", "Can be used to fish fishy fish.", 1) { }
-    }
-}

Assets/Scripts/Items/Hoe.cs

@@ -1,9 +0,0 @@
-using System.Collections;
-using System.Collections.Generic;
-using UnityEngine;
-
-namespace Items {
-    public class Hoe : UsableItem {
-        public Hoe() : base("Hoe", "Used to hoe the ground into farmland.", 2){}
-    }
-}

Assets/Scripts/Items/Scythe.cs

@@ -1,9 +0,0 @@
-using System.Collections;
-using System.Collections.Generic;
-using UnityEngine;
-
-namespace Items {
-    public class Scythe : UsableItem {
-        public Scythe() : base("Scythe", "Used to cut down crops.", 3){}
-    }
-}

Assets/Scripts/Items/TerraformingTools.meta

@@ -0,0 +1,8 @@
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Assets/Scripts/Items/WateringCan.cs

@@ -1,9 +0,0 @@
-using System.Collections;
-using System.Collections.Generic;
-using UnityEngine;
-
-namespace Items {
-    public class WateringCan : UsableItem {
-        public WateringCan():base("Watering Can", "Used to water planted crops.", 4){}
-    }
-}

Assets/Scripts/Items/Wheat.cs

@@ -1,9 +0,0 @@
-using System.Collections;
-using System.Collections.Generic;
-using UnityEngine;
-
-namespace Items {
-    public class Wheat : Item {
-        public Wheat() : base("Wheat", "Wheat is a grass widely cultivated for its seed, a cereal grain which is a worldwide staple food.", 5){}
-    }
-}

Assets/Scripts/Items/Wheat.cs.meta

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Assets/Scripts/Items/WheatSeed.cs

@@ -1,9 +0,0 @@
-using System.Collections;
-using System.Collections.Generic;
-using UnityEngine;
-
-namespace Items {
-    public class WheatSeed : UsableItem {
-        public WheatSeed() : base("Wheat Seeds", "When planted on farmland, wheat will grow.", 6){}
-    }
-}

Assets/Scripts/Items/WheatSeed.cs.meta

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Assets/Scripts/PlayerController.cs

@@ -4,42 +4,40 @@ using System.Collections.Generic;
 using UnityEngine;
 
 public class PlayerController : MonoBehaviour {
-    private Dictionary<Item, int> inventory;
-    private int money;
-    private UsableItem selectedItem;
+    #region Singleton
 
-    public UsableItem SelectedItem => selectedItem;
+    public static PlayerController instance;
 
-    private static PlayerController instance;
-    
-    public int startMoney = 100;
+    private void Awake() {
+        if(instance != null) {
+            Debug.LogWarning("More than one instance of PlayerController found");
+        }
 
-    public static PlayerController getInstance() {
-        return instance;
-    }
-    
-
-    // Start is called before the first frame update
-    void Start()
-    {
-        inventory ??= new Dictionary<Item, int>();
-        money = startMoney;
         instance = this;
     }
 
-    // Update is called once per frame
-    void Update()
-    {
-        
+    #endregion
+
+    public Inventory inventory;
+    private int money;
+    private UsableItem selectedItem;
+
+    public int startMoney = 100;
+
+    // Start is called before the first frame update
+    void Start() {
+        money = startMoney;
     }
 
-    public void setSelectedItem(UsableItem item) {
-        if (inventory.ContainsKey(item)) {
+    // Update is called once per frame
+    void Update() { }
+
+    public void SetSelectedItem(UsableItem item) {
+        if(inventory.items.ContainsKey(item)) {
             selectedItem = item;
-            Cursor.SetCursor(item.defaultSprite.texture,  Vector2.zero, CursorMode.Auto);
+            Cursor.SetCursor(item.defaultSprite.texture, Vector2.zero, CursorMode.Auto);
         } else {
-          Debug.Log("An item requested to select isn't in the inventory" + item);  
+            Debug.Log("An item requested to select isn't in the inventory" + item);
         }
     }
-    
 }

Assets/Scripts/PlayerController.cs.meta

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Assets/Scripts/TileBehaviour.cs.meta

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Assets/Scripts/Tiles.meta

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Assets/Scripts/Tiles/BaseTile.cs.meta

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Assets/Scripts/Tiles/FarmlandTile.cs.meta

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Assets/Scripts/Tiles/GrassTile.cs.meta

@@ -1,5 +1,5 @@
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Assets/Scripts/Tiles/WaterTile.cs.meta

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Assets/Scripts/UsableItem.cs

@@ -2,26 +2,19 @@ using System.Collections;
 using System.Collections.Generic;
 using UnityEngine;
 
-public class UsableItem : Item, IUsable
-{
+public class UsableItem : Item, IUsable {
     // Start is called before the first frame update
-    void Start()
-    {
-        
+    void Start() {
     }
 
     // Update is called once per frame
-    void Update()
-    {
-        
+    void Update() {
     }
 
-        public UsableItem(string displayName, string description, int id) : base(displayName, description, id)
-        {
-        }
-
-        public void select()
-        {
-            PlayerController.getInstance().setSelectedItem(this);
-        }
+    public UsableItem(string displayName, string description, int id) : base(displayName, description, id) {
     }
+
+    public void select() {
+        PlayerController.instance.SetSelectedItem(this);
+    }
+}

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