Add chest Drag & Drop

Assembly-CSharp.csproj

@@ -49,15 +49,20 @@
   <ItemGroup>
      <Compile Include="Assets\Scripts\SettingsButton.cs" />
      <Compile Include="Assets\Scripts\Enemies&apos; Scprits\Enemy.cs" />
+     <Compile Include="Assets\Scripts\DragDropItemManager.cs" />
+     <Compile Include="Assets\Scripts\Inventory\InventorySlot.cs" />
      <Compile Include="Assets\Scripts\QuitGame.cs" />
      <Compile Include="Assets\Scripts\Inventory\InventoryManager.cs" />
      <Compile Include="Assets\Scripts\Dialogue.cs" />
-     <Compile Include="Assets\Scripts\Inventory\InventorySlot.cs" />
+     <Compile Include="Assets\Scripts\Item\ItemSlot.cs" />
      <Compile Include="Assets\Scripts\Item\Item.cs" />
+     <Compile Include="Assets\Scripts\Chest\ChestSlot.cs" />
      <Compile Include="Assets\Scripts\CamerFollow.cs" />
+     <Compile Include="Assets\Scripts\Equipment\EquipmentSlot.cs" />
      <Compile Include="Assets\Scripts\SaveSoundSettings.cs" />
      <Compile Include="Assets\Scripts\MenuGUI.cs" />
      <Compile Include="Assets\Scripts\FloatValue.cs" />
+     <Compile Include="Assets\Scripts\Item\EquippableItem.cs" />
      <Compile Include="Assets\breakable.cs" />
      <Compile Include="Assets\Scripts\Enemies&apos; Scprits\FollowingEnemy.cs" />
      <Compile Include="Assets\Scripts\Item\PickableController.cs" />

Assets/Items/Pickaxe.asset

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   m_Name: Pickaxe
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-  name: Pickaxe1
+  name: Pickaxe
   description: Example pickaxe
-  level: 5
+  level: 1
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+  StrengthBonus: 0
+  AgilityBonus: 0
+  InteligenceBonus: 0
+  VitalityBonus: 0
+  isStackable: 0
+  EquipmentType: 0

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Assets/Prefarbs/Chest/chest_panel.prefab

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Assets/Prefarbs/Chest/chest_slot Variant.prefab

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Assets/Prefarbs/Chest/chest_slot Variant.prefab.meta

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Assets/Prefarbs/Item.meta

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Assets/Prefarbs/Item/item_slot.prefab

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@@ -89,7 +89,7 @@ GameObject:
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+  m_Name: item_slot
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@@ -211,10 +211,9 @@ MonoBehaviour:
   m_Name: 
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   slotItemNumberText: {fileID: 2195907290760729739}
-  slotImage: {fileID: 2195907289327283585}
+  itemImage: {fileID: 2195907289327283585}
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-  countStackableItems: 0
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+  countStackableItems: 0
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Assets/Scenes/SampleScene.unity

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Assets/Scripts/Chest/ChestPanelController.cs

@@ -2,26 +2,37 @@ using System.Collections;
 using System.Collections.Generic;
 using UnityEngine;
 using UnityEngine.UI;
+using UnityEngine.EventSystems;
+using System; 
 
 public class ChestPanelController : MonoBehaviour
 {
-    [Header("Inventory Information")]
+    [Header("Chest Information")]
-    [SerializeField] private GameObject blankChestSlot;
+    [SerializeField] private GameObject chest;  // chest to which the panel belongs
     [SerializeField] private GameObject chestPanel;
     [SerializeField] private Button chestPanelCloseButton;
+    [Space]
+    [SerializeField] private GameObject blankChestSlot;
+    
+    [SerializeField] public Image draggableItem;
+    [SerializeField] private Image _tmp;
+    private ItemSlot draggedSlot;
 
-    [SerializeField] private GameObject chest;  // chest to which the panel belongs
 
     [SerializeField] public const int MAX_SLOT_CUNT = 6*8;
+    [Space]
+    public List<ChestSlot> itemSlots = new List<ChestSlot>();
 
-    public List<InventorySlot> content = new List<InventorySlot>();
+    public event Action<ItemSlot> OnBeginDragEvent;
+    public event Action<ItemSlot> OnEndDragEvent;
+    public event Action<ItemSlot> OnDragEvent;
+    public event Action<ItemSlot> OnDropEvent;
 
     void Awake()
     {
         InitInventorySlots();
     }
 
-    // Start is called before the first frame update
     void Start()
     {
         if(chestPanelCloseButton)
@@ -30,7 +41,6 @@ public class ChestPanelController : MonoBehaviour
         }
     }
 
-    // Update is called once per frame
     void Update()
     {
     }
@@ -51,27 +61,162 @@ public class ChestPanelController : MonoBehaviour
         {
             for(int i = 0; i < MAX_SLOT_CUNT; i++)
             {
-                InventorySlot newSlot = Instantiate(blankChestSlot, chestPanel.transform.position, Quaternion.identity).GetComponent<InventorySlot>();
+                ChestSlot newSlot = Instantiate(blankChestSlot, chestPanel.transform.position, Quaternion.identity).GetComponent<ChestSlot>();
                 newSlot.transform.SetParent(chestPanel.transform);
-                newSlot.SetupInventorySlot(null, this);
 
-                content.Add(newSlot);
+
+                newSlot.SetupInventorySlot(i, null, this);
+
+                // Set new Slot instance
+                itemSlots.Add(newSlot);
+
+                // Assign events
+                itemSlots[i].OnBeginDragEvent += BeginDrag;
+                itemSlots[i].OnEndDragEvent +=EndDrag;
+                itemSlots[i].OnDragEvent += Drag;
+                itemSlots[i].OnDropEvent += Drop;
             } 
         }
     }
 
-    public void SetupChest(GameObject _chest, List<Item> _chestItems)
+    public void SetupChest(GameObject _chest, Dictionary<int, Item> _chestItems)
     {
         chest = _chest;
 
         SetPanelItems(_chestItems);
     }
 
-    private void SetPanelItems(List<Item> _itemsList)
+    private void SetPanelItems(Dictionary<int, Item> _itemsList)
-    {        
+    {    
-        for(int i=0; i < _itemsList.Count; i++)
+        foreach(int key in _itemsList.Keys)
         {
-            content[i].SetItem(_itemsList[i]);
+            itemSlots[key].SetItem(_itemsList[key]);
+        }    
+    }
+
+    public bool AddItem(Item _item)
+    {
+        for(int i = 0; i < itemSlots.Count; i++)
+        {
+            if(itemSlots[i].Item == null)
+            {
+                itemSlots[i].Item = _item;
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public bool RemoveItem(Item _item)
+    {
+        for(int i = 0; i < itemSlots.Count; i++)
+        {
+            if(itemSlots[i].Item == _item)
+            {
+                itemSlots[i].Item = null;
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public bool IsFull()
+    {
+        for(int i = 0; i < itemSlots.Count; i++)
+        {
+            if(itemSlots[i].Item == null)
+            {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    private void MakeDraggableItem(ItemSlot itemSlot)
+    {
+        if(_tmp)
+        {
+            _tmp.enabled = true;
+
+            return;
+        }
+        
+        GameObject globalGUI =  GameObject.FindGameObjectsWithTag("GUI")[0];
+
+        if(globalGUI)
+        {
+            _tmp = Instantiate(draggableItem, draggableItem.transform.position, Quaternion.identity, globalGUI.transform);
+            _tmp.transform.localPosition = chestPanel.transform.position;
+            _tmp.sprite = itemSlot.Item.Image;
+            _tmp.transform.position = Input.mousePosition;
+            _tmp.enabled = true;
+        } else {
+            Debug.Log("Can't find global GUI object!!!");
         }
     }
+
+    public void BeginDrag(ItemSlot itemSlot)
+    {
+        if(itemSlot.Item != null)
+        {
+            draggedSlot = itemSlot;
+
+            MakeDraggableItem(itemSlot);
+        }
+    }
+
+    public void EndDrag(ItemSlot itemSlot)
+    {
+        draggedSlot = null;
+        
+        DestroyImmediate(_tmp.gameObject, true);
+    }
+    
+    public void Drag(ItemSlot itemSlot)
+    {
+        _tmp.transform.position = Input.mousePosition;
+    }
+
+    public void Drop(ItemSlot dropItemSlot)
+    {
+        if(dropItemSlot.CanReceiveItem(draggedSlot.Item) && draggedSlot.CanReceiveItem(dropItemSlot.Item))
+        {
+            EquippableItem dragItem = draggedSlot.Item as EquippableItem;
+            EquippableItem dropItem = dropItemSlot.Item as EquippableItem;
+
+            // for changing chest to evuuipment or onventory panel !!!!
+
+            // if(draggedSlot is EquipmentSlot)
+            // {
+            //     if(dragItem != null) dragItem.Unequip(this);
+            //     if(dropItem != null) dropItem.Equip(this);
+            // }
+
+            // if(dropItemSlot is EquipmentSlot)
+            // {
+            //     if(dragItem != null) dragItem.Equip(this);
+            //     if(dropItem != null) dropItem.Unequip(this);
+            // }
+
+            Item draggedItem = draggedSlot.Item;  // remember temporary currently dragged item
+
+            draggedSlot.Item = dropItemSlot.Item;
+            dropItemSlot.Item = draggedItem;
+            
+            // update items position in chest slots
+            // - after close paned - items dont reset its positions
+            chest.GetComponent<Chest>().SetItemOnPosition(draggedSlot.Number, draggedSlot.Item);
+            chest.GetComponent<Chest>().SetItemOnPosition(dropItemSlot.Number, dropItemSlot.Item);
+        }
+    }
+
+    // ---------------------------
+    // will work differently depending if its chest, inventory or equipment panel 
+    // public void Equip(EquippableItem item)
+    // {
+    //     if(RemoveItem(item))
+    //     {
+    //         EquippableItem previousItem;
+    //     }
+    // }
 }

Assets/Scripts/Chest/ChestSlot.cs

@@ -0,0 +1,20 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class ChestSlot : ItemSlot
+{
+    public override bool CanReceiveItem(Item item)
+    {
+        return true;
+
+        // // allow to put item only when slot is empty
+        // if(Item == null)
+        //     return true;
+
+        // EquippableItem equippableItem = item as EquippableItem;
+        // return equippableItem == null;
+        // // what when player try drop putted equipment fowart to chest
+        // // what when player try put item on unempty field 
+    }
+}

Assets/Scripts/Chest/ChestSlot.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 2be16a7ceddcd2141ba1db1636539117
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Scripts/DragDropItemManager.cs

@@ -0,0 +1,8 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class DragDropItemManager : MonoBehaviour
+{
+
+}

Assets/Scripts/DragDropItemManager.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 8a6334ce379c25c458826dcd25b5e1ec
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Scripts/Equipment.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 4e66e807c2717ee45923ec12b22309d0
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Scripts/Inventory/InventoryManager.cs

@@ -8,7 +8,7 @@ public class InventoryManager : MonoBehaviour
     public static int MAX_ITEMS = 5;
 
     public static InventoryManager Instance;
-    public List<Item> items = new List<Item>();
+    public List<EquippableItem> items = new List<EquippableItem>();
    
     private void Awake()
     {
@@ -21,7 +21,7 @@ public class InventoryManager : MonoBehaviour
         }
     }
 
-    public void AddToInventory(Item pickable)
+    public void AddToInventory(EquippableItem pickable)
     {
         if(this.items.Count <= MAX_ITEMS)
         {

Assets/Scripts/Inventory/InventorySlot.cs

@@ -1,71 +1,16 @@
 using System.Collections;
 using System.Collections.Generic;
 using UnityEngine;
-using TMPro;
-using UnityEngine.UI;
 
-public class InventorySlot : MonoBehaviour
+public class InventorySlot : ItemSlot
 {
-    [Header("UI Stuff to change")]
+    public override bool CanReceiveItem(Item item)
-    [SerializeField] private TextMeshProUGUI slotItemNumberText;
-    [SerializeField] private Image slotImage;
-
-    [Header("Item variable")]
-    public Item item;
-    public int countStackableItems = 0;
-
-    public ChestPanelController chestPanelController;
-
-    public void SetupInventorySlot(Item _item, ChestPanelController _chestPanelController)
     {
-        chestPanelController = _chestPanelController;
+        if(Item == null)
+            return true;
 
-        if(_item)
+        EquippableItem equippableItem = item as EquippableItem;
-        {
+        return equippableItem != null;
-            SetItem(_item);
-        }
     }
 
-    public void SetItem(Item _item)
-    {
-        item = _item;
-
-        ChangeEnableImageView(true);
-
-        slotImage.sprite = _item.Image;
-        countStackableItems +=1;
-
-        UpdateItemNumberHolder();
-    }
-        
-
-    private void ChangeEnableImageView(bool _flag)
-    {
-        slotImage.enabled = _flag; //!slotImage.enabled;
-    }
-
-    private void ChangeNumberHeldView(bool _flag)
-    {
-        slotItemNumberText.enabled = _flag;
-    }
-
-    private void UpdateItemNumberHolder()
-    {
-        slotItemNumberText.text = "" + countStackableItems;
-    }
-
-    // Start is called before the first frame update
-    void Start()
-    {
-        if(!item)
-        {
-            ChangeEnableImageView(false);
-            ChangeNumberHeldView(false);
-        }
-    }
-
-    // Update is called once per frame
-    void Update()
-    {
-    }
 }

Assets/Scripts/Inventory/InventorySlot.cs.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: c5c5b18730cf11a41b91bf9d4f6cb26e
+guid: bd9cfc2a55740fd4ba1bb807d02b82cb
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2

Assets/Scripts/Item/EquippableItem.cs

@@ -0,0 +1,33 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public enum EquipmentType
+{
+    Helmet,
+    Chest,
+    Gloves,
+    Boots,
+    Weapon,
+    Other
+}
+
+[CreateAssetMenu]
+public class EquippableItem : Item
+{
+    public int StrengthBonus;
+    public int AgilityBonus;
+    public int InteligenceBonus;
+    public int VitalityBonus;
+    
+    [Space]
+    public bool isStackable = false;
+
+    [Space]
+    public EquipmentType EquipmentType;
+
+    public EquippableItem(string _name, string _description, int _level, GameObject _itemModel, Sprite _image) : base(_name, _description, _level, _itemModel, _image)
+    {
+
+    }
+}

Assets/Scripts/Item/EquippableItem.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 943bb4b7c1123c44fb1cbc048a56a954
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Scripts/Item/ItemSlot.cs

@@ -0,0 +1,136 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using TMPro;
+using UnityEngine.UI;
+using UnityEngine.EventSystems;
+using System;   // for Action type
+
+public class ItemSlot : MonoBehaviour, IBeginDragHandler, IEndDragHandler, IDragHandler, IDropHandler
+{
+    [Header("UI Stuff to change")]
+    [SerializeField] private TextMeshProUGUI slotItemNumberText;
+    [SerializeField] private Image itemImage;
+
+    public ChestPanelController chestPanelController;
+
+    public event Action<ItemSlot> OnBeginDragEvent;
+    public event Action<ItemSlot> OnEndDragEvent;
+    public event Action<ItemSlot> OnDragEvent;
+    public event Action<ItemSlot> OnDropEvent;
+
+    private Color normalColor = Color.white;
+    private Color disabledColor = new Color(1, 1, 1, 0); // transparency = 0
+
+    [Header("Slot variable")]
+    [SerializeField]
+    protected int _number;
+    public int Number {
+        get { return _number; }
+        set {
+            _number = value;
+        }
+    }
+    [SerializeField]
+    protected Item _item;
+    public Item Item {
+        get { return _item; }
+        set {
+            _item = value;
+
+            if(_item == null) {
+                itemImage.color = disabledColor;
+            } else {
+                itemImage.sprite = _item.Image;
+                itemImage.color = normalColor;
+            }
+        }
+    }
+    public int countStackableItems = 0;
+
+
+
+    public void SetupInventorySlot(int _number, Item _item, ChestPanelController _chestPanelController)
+    {
+        chestPanelController = _chestPanelController;
+
+        Number = _number;
+
+        if(_item)
+        {
+            SetItem(_item);
+        }
+    }
+
+    public void SetItem(Item _item)  // dont change slot numer after assign new item, numbers are bind during object init
+    {
+        Item = _item;
+
+        ChangeEnableImageView(true);
+
+        countStackableItems +=1;
+
+        UpdateItemNumberHolder();
+    }
+        
+
+    private void ChangeEnableImageView(bool _flag)
+    {
+        itemImage.color = _flag ? normalColor : disabledColor; //!slotImage.enabled;
+    }
+
+    private void ChangeNumberHeldView(bool _flag)
+    {
+        slotItemNumberText.enabled = _flag;
+    }
+
+    private void UpdateItemNumberHolder()
+    {
+        slotItemNumberText.text = "" + countStackableItems;
+    }
+
+    // Start is called before the first frame update
+    void Start()
+    {
+        if(!Item)
+        {
+            ChangeEnableImageView(false);
+            ChangeNumberHeldView(false);
+        }
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+    }
+
+    public virtual bool CanReceiveItem(Item item)
+    {
+        return true;
+    }
+
+    // Events methods
+    public void OnBeginDrag(PointerEventData eventData)
+    {
+        if(OnBeginDragEvent != null)
+            OnBeginDragEvent(this);
+    }
+
+    public void OnEndDrag(PointerEventData eventData)
+    {
+        if(OnEndDragEvent != null)
+            OnEndDragEvent(this);
+    }
+
+    public void OnDrag(PointerEventData eventData)
+    {
+        if(OnDragEvent != null)
+            OnDragEvent(this);
+    }
+
+    public void OnDrop(PointerEventData eventData)
+    {
+        if(OnDropEvent != null)
+            OnDropEvent(this);
+    }
+}

Assets/Scripts/Item/ItemSlot.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: c5c5b18730cf11a41b91bf9d4f6cb26e
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Scripts/Item/PickableController.cs

@@ -5,7 +5,7 @@ using System;
 
 public class PickableController : MonoBehaviour
 {
-    public Item item;
+    public EquippableItem item;
 
     public void Start()
     {

Assets/Scripts/Objects' Scripts/Chest.cs

@@ -6,7 +6,10 @@ public class Chest : MonoBehaviour
 {
     [SerializeField] public GameObject chest;
     [SerializeField] public GameObject chestPanel;
-    [SerializeField] public List<Item> itemsList = new List<Item>();
+    [SerializeField] public List<Item> developerList = new List<Item>();    // FOR DEVELOPER TESTE - remove later !!!
+
+    [SerializeField] 
+    public Dictionary<int, Item> itemsList = new Dictionary<int, Item>();
 
     private GameObject dynamicPanel;  // UI elemend created during script work
 
@@ -17,6 +20,12 @@ public class Chest : MonoBehaviour
     void Start()
     {
         chest = gameObject; // set object on current GameObject
+
+        // FOR DEVELOPER TESTE - remove later !!!
+        for(int i = 0; i < developerList.Count; i++)
+        {
+            SetItemOnPosition(i, developerList[i]);
+        }
     }
 
     // Update is called once per frame
@@ -73,4 +82,11 @@ public class Chest : MonoBehaviour
         Destroy(dynamicPanel);   // destroy object from scene
         isOpen = false;
     }
+
+    // WARNING
+    //  DANGER - functon override position which may be not free
+    public void SetItemOnPosition(int _keyPosition, Item _item)
+    {
+        itemsList[_keyPosition] = _item;
+    }
 }