not working inventory :c

Services/PetService.cs

@@ -6,12 +6,23 @@ namespace PetCompanion.Services
     public class PetService
     {
         private readonly PetRepository petRepository;
-        private readonly PetClassService _petClassService;
+        private readonly PetClassService petClassService;
+        private readonly GameItemService gameItemService;
+        private readonly GameItemsRepository gameItemsRepository;
+        private readonly PetInventoryService petInventoryService;
 
-        public PetService(PetRepository petRepository, PetClassService petClassService)
+        public PetService(
+            PetRepository petRepository,
+            PetClassService petClassService,
+            GameItemService gameItemService,
+            GameItemsRepository gameItemsRepository,
+            PetInventoryService petInventoryService)
         {
             this.petRepository = petRepository;
-            _petClassService = petClassService;
+            this.petClassService = petClassService;
+            this.gameItemService = gameItemService;
+            this.gameItemsRepository = gameItemsRepository;
+            this.petInventoryService = petInventoryService;
         }
 
         public IEnumerable<Pet> GetAllPets(Guid userId)
@@ -39,7 +50,11 @@ namespace PetCompanion.Services
                 IsDead = false
             };
 
-            return petRepository.CreatePet(pet);
+            var createdPet = petRepository.CreatePet(pet);
+
+            var inventory = petInventoryService.CreateInventory(petId).Result;
+
+            return createdPet;
         }
 
         public Pet UpdatePetAction(string petId, string userId, PetUpdateActionRequest actionRequest)
@@ -118,7 +133,7 @@ namespace PetCompanion.Services
                 throw new Exception("Pet not found");
             }
 
-            return _petClassService.CalculateGatheredResources(pet.Stats, pet.Level, pet.PetGatherAction, pet.GatherActionSince);
+            return petClassService.CalculateGatheredResources(pet.Stats, pet.Level, pet.PetGatherAction, pet.GatherActionSince);
         }
 
         public Pet UpdatePetResources(string petId, string userId)
@@ -129,7 +144,7 @@ namespace PetCompanion.Services
                 throw new Exception("Pet not found");
             }
 
-            var gatheredResources = _petClassService.CalculateGatheredResources(pet.Stats, pet.Level, pet.PetGatherAction, pet.GatherActionSince);
+            var gatheredResources = petClassService.CalculateGatheredResources(pet.Stats, pet.Level, pet.PetGatherAction, pet.GatherActionSince);
 
             pet.Resources.Wisdom += gatheredResources.Wisdom;
             pet.Resources.Gold += gatheredResources.Gold;
@@ -139,5 +154,147 @@ namespace PetCompanion.Services
 
             return petRepository.UpdatePetResources(pet);
         }
+
+        public Pet UseItem(string petId, string userId, int itemId)
+        {
+            var pet = petRepository.GetPetById(petId, userId);
+            if (pet == null)
+                throw new Exception("Pet not found");
+
+            var inventoryItem = pet.Inventory.Items.FirstOrDefault(i => i.GameItemId == itemId);
+            if (inventoryItem == null || inventoryItem.Quantity <= 0)
+                throw new Exception("Item not found in inventory");
+
+            gameItemService.ApplyItemEffect(pet, inventoryItem.GameItem);
+
+            inventoryItem.Quantity--;
+            if (inventoryItem.Quantity <= 0)
+                pet.Inventory.Items.Remove(inventoryItem);
+
+            return petRepository.UpdatePet(pet);
+        }
+
+        public Pet EquipItem(string petId, string userId, int itemId)
+        {
+            var pet = petRepository.GetPetById(petId, userId);
+            if (pet == null)
+                throw new Exception("Pet not found");
+
+            var inventoryItem = pet.Inventory.Items.FirstOrDefault(i => i.GameItemId == itemId);
+            if (inventoryItem == null || inventoryItem.Quantity <= 0)
+                throw new Exception("Item not found in inventory");
+
+            if (inventoryItem.GameItem.Type != ItemType.Equipment)
+                throw new Exception("Item is not equipment");
+
+            // If there's already an item equipped in that slot, unequip it first
+            if (pet.EquippedItems.ContainsKey(inventoryItem.GameItem.EquipTarget))
+            {
+                UnequipItem(pet, inventoryItem.GameItem.EquipTarget);
+            }
+
+            // Apply equipment effects
+            gameItemService.ApplyItemEffect(pet, inventoryItem.GameItem);
+
+            // Mark item as equipped
+            pet.EquippedItems[inventoryItem.GameItem.EquipTarget] = itemId;
+
+            // Remove from inventory
+            inventoryItem.Quantity--;
+            if (inventoryItem.Quantity <= 0)
+                pet.Inventory.Items.Remove(inventoryItem);
+
+            return petRepository.UpdatePet(pet);
+        }
+
+        public Pet UnequipItem(string petId, string userId, ItemEquipTarget equipTarget)
+        {
+            var pet = petRepository.GetPetById(petId, userId);
+            if (pet == null)
+                throw new Exception("Pet not found");
+
+            UnequipItem(pet, equipTarget);
+            return petRepository.UpdatePet(pet);
+        }
+
+        private void UnequipItem(Pet pet, ItemEquipTarget equipTarget)
+        {
+            if (!pet.EquippedItems.ContainsKey(equipTarget))
+                return;
+
+            var equippedItemId = pet.EquippedItems[equipTarget];
+            var equippedItem = gameItemsRepository.GetById(equippedItemId);
+
+            if (equippedItem != null)
+            {
+                // Remove equipment effects
+                gameItemService.RemoveItemEffect(pet, equippedItem);
+
+                // Add item back to inventory
+                var inventoryItem = pet.Inventory.Items.FirstOrDefault(i => i.GameItemId == equippedItemId);
+                if (inventoryItem != null)
+                    inventoryItem.Quantity++;
+                else
+                    pet.Inventory.Items.Add(new InventoryItem
+                    {
+                        GameItemId = equippedItemId,
+                        Quantity = 1,
+                        GameItem = equippedItem,
+                        InventoryId = pet.Id
+                    });
+            }
+
+            pet.EquippedItems.Remove(equipTarget);
+        }
+
+        public Pet GetPet(string petId, string userId)
+        {
+            var pet = petRepository.GetPetById(petId, userId);
+            if (pet == null)
+                throw new Exception("Pet not found");
+            return pet;
+        }
+
+        public Pet DropItem(string petId, string userId, int itemId)
+        {
+            var pet = GetPet(petId, userId);
+
+            var inventoryItem = pet.Inventory.Items.FirstOrDefault(i => i.GameItemId == itemId);
+            if (inventoryItem == null || inventoryItem.Quantity <= 0)
+                throw new Exception("Item not found in inventory");
+
+            inventoryItem.Quantity--;
+            if (inventoryItem.Quantity <= 0)
+                pet.Inventory.Items.Remove(inventoryItem);
+
+            return petRepository.UpdatePet(pet);
+        }
+
+        public Pet AddItemToPet(string petId, string userId, int itemId, int quantity)
+        {
+            var pet = GetPet(petId, userId);
+            var gameItem = gameItemsRepository.GetById(itemId);
+
+            if (gameItem == null)
+                throw new Exception("Item not found");
+
+            var inventoryItem = pet.Inventory.Items.FirstOrDefault(i => i.GameItemId == itemId);
+            if (inventoryItem != null)
+            {
+                inventoryItem.Quantity += quantity;
+            }
+            else
+            {
+                pet.Inventory.Items.Add(new InventoryItem
+                {
+                    GameItemId = itemId,
+                    Quantity = quantity,
+                    GameItem = gameItem,
+                    InventoryId = pet.Id
+                });
+            }
+
+            return petRepository.UpdatePet(pet);
+        }
     }
 }