new methods to IDataService and DataLocalService

BlazorTp1/Services/DataLocalService.cs

@@ -51,6 +51,8 @@ public class DataLocalService : IDataService
             imagePathInfo.Create();
         }
 
+
+
         // Determine the image name
         var fileName = new FileInfo($"{imagePathInfo}/{model.Name}.png");
 
@@ -81,4 +83,76 @@ public class DataLocalService : IDataService
 
         return (await _localStorage.GetItemAsync<Item[]>("data")).Skip((currentPage - 1) * pageSize).Take(pageSize).ToList();
     }
+    
+    //new methods
+
+    public async Task<Item> GetById(int id)
+    {
+        // Get the current data
+        var currentData = await _localStorage.GetItemAsync<List<Item>>("data");
+
+        // Get the item int the list
+        var item = currentData.FirstOrDefault(w => w.Id == id);
+
+        // Check if item exist
+        if (item == null)
+        {
+            throw new Exception($"Unable to found the item with ID: {id}");
+        }
+
+        return item;
+    }
+
+    public async Task Update(int id, ItemModel model)
+    {
+        // Get the current data
+        var currentData = await _localStorage.GetItemAsync<List<Item>>("data");
+
+        // Get the item int the list
+        var item = currentData.FirstOrDefault(w => w.Id == id);
+
+        // Check if item exist
+        if (item == null)
+        {
+            throw new Exception($"Unable to found the item with ID: {id}");
+        }
+
+        // Save the image
+        var imagePathInfo = new DirectoryInfo($"{_webHostEnvironment.WebRootPath}/images");
+
+        // Check if the folder "images" exist
+        if (!imagePathInfo.Exists)
+        {
+            imagePathInfo.Create();
+        }
+
+        // Delete the previous image
+        if (item.Name != model.Name)
+        {
+            var oldFileName = new FileInfo($"{imagePathInfo}/{item.Name}.png");
+
+            if (oldFileName.Exists)
+            {
+                File.Delete(oldFileName.FullName);
+            }
+        }
+
+        // Determine the image name
+        var fileName = new FileInfo($"{imagePathInfo}/{model.Name}.png");
+
+        // Write the file content
+        await File.WriteAllBytesAsync(fileName.FullName, model.ImageContent);
+
+        // Modify the content of the item
+        item.DisplayName = model.DisplayName;
+        item.Name = model.Name;
+        item.RepairWith = model.RepairWith;
+        item.EnchantCategories = model.EnchantCategories;
+        item.MaxDurability = model.MaxDurability;
+        item.StackSize = model.StackSize;
+        item.UpdatedDate = DateTime.Now;
+
+        // Save the data
+        await _localStorage.SetItemAsync("data", currentData);
+    }
 }

BlazorTp1/Services/IDataService.cs

@@ -8,4 +8,8 @@ public interface IDataService
     Task<int> Count();
 
     Task<List<Item>> List(int currentPage, int pageSize);
+
+    Task<Item> GetById(int id);
+
+    Task Update(int id, ItemModel item);
 }