✨ Add brand-specific discount feature

- ➕ Add `MudAutocomplete` for brand selection in UI
  Introduced a new component in `DiscountActionDialogBox.razor`.
- 🆕 Introduce `IsBrandEnable` property in ViewModel
  Added to manage the state of brand-specific discounts.
- 🔄 Update ViewModel logic for `IsBrandEnable`
  Ensured mutual exclusivity with other discount types.
- 🛠️ Handle brand selection in `SubmitEditAsync`
  Added logic for brand selection and validation.
- 🔍 Modify `SearchBrand` method in ViewModel
  Fetch and return brand data for selection.
- 📦 Change target framework to `net5.0`
  Updated `Netina.Common.csproj` and `Netina.Domain.csproj`.
- 🆙 Update `UpdateDiscountCommand` and `DiscountLDto`
  Included `BrandId` and `BrandName` properties.
- 🛠️ Modify `UpdateDiscountCommandHandler`
  Handle brand-specific discount updates.
- 🆕 Add `SubmitEditAsync` method in ViewModel
  For handling discount edits.

Changes made by Amir.H Khademi

Netina.AdminPanel.PWA/Dialogs/DiscountActionDialogBox.razor

@@ -136,6 +136,32 @@
                         <MudSwitch @bind-Value="@ViewModel.IsProductEnable" class="mt-2" Size="Size.Large" T="bool" Label="تخفیف برای محصول خاص" Color="Color.Info" />
                     </MudItem>
 
+                    <MudItem sm="7">
+
+                        <MudAutocomplete Disabled="@ViewModel.IsProductEnable.Not()" ToStringFunc="dto => dto.PersianName" @bind-Value="@ViewModel.SelectedBrand"
+                                         SearchFunc="ViewModel.SearchBrand"
+                                         T="BrandSDto"
+                                         Label="برندها"
+                                         Variant="Variant.Outlined">
+                            <ProgressIndicatorInPopoverTemplate>
+                                <MudList Clickable="false">
+                                    <MudListItem>
+                                        <div class="flex flex-row w-full mx-auto">
+                                            <MudProgressCircular class="my-auto mr-1 -ml-4" Size="Size.Small" Indeterminate="true" />
+                                            <p class="font-bold my-1 mx-auto text-md">منتظر بمانید</p>
+                                        </div>
+                                    </MudListItem>
+                                </MudList>
+                            </ProgressIndicatorInPopoverTemplate>
+                            <ItemTemplate Context="e">
+                                <p>@e.PersianName</p>
+                            </ItemTemplate>
+                        </MudAutocomplete>
+                    </MudItem>
+                    <MudItem sm="5">
+                        <MudSwitch @bind-Value="@ViewModel.IsProductEnable" class="mt-2" Size="Size.Large" T="bool" Label="تخفیف برای برند خاص" Color="Color.Info" />
+                    </MudItem>
+
                     <MudItem sm="7">
                     </MudItem>
                     <MudItem sm="5">

Netina.AdminPanel.PWA/Dialogs/DiscountActionDialogBox.razor.cs

@@ -40,8 +40,23 @@ public class DiscountActionDialogBoxViewModel : BaseViewModel<DiscountLDto>
         IsEditing = true;
     }
 
-    private bool _isProductEnable;
+    private bool _isBrandEnable;
+    public bool IsBrandEnable
+    {
+        get => _isBrandEnable;
+        set
+        {
+            _isBrandEnable = value;
+            if (_isBrandEnable)
+            {
+                IsCategoryEnable = false;
+                IsProductEnable = false;
+                IsAllEnable = false;
+            }
+        }
+    }
 
+    private bool _isProductEnable;
     public bool IsProductEnable
     {
         get => _isProductEnable;
@@ -51,10 +66,12 @@ public class DiscountActionDialogBoxViewModel : BaseViewModel<DiscountLDto>
             if (_isProductEnable)
             {
                 IsCategoryEnable = false;
+                IsBrandEnable = false;
                 IsAllEnable = false;
             }
         }
     }
+
     private bool _isCategoryEnable;
     public bool IsCategoryEnable
     {
@@ -65,6 +82,7 @@ public class DiscountActionDialogBoxViewModel : BaseViewModel<DiscountLDto>
             if (_isCategoryEnable)
             {
                 IsProductEnable = false;
+                IsBrandEnable = false;
                 IsAllEnable = false;
             }
         }
@@ -79,6 +97,7 @@ public class DiscountActionDialogBoxViewModel : BaseViewModel<DiscountLDto>
             if (_isAllEnable)
             {
                 IsCategoryEnable = false;
+                IsBrandEnable = false;
                 IsProductEnable = false;
             }
         }
@@ -123,6 +142,10 @@ public class DiscountActionDialogBoxViewModel : BaseViewModel<DiscountLDto>
                 if (PageDto.CategoryId != default)
                     SelectedCategory = new ProductCategorySDto { Id = PageDto.CategoryId, Name = PageDto.CategoryName };
 
+                if (PageDto.ProductId != default)
+                    SelectedProduct = new ProductSDto { Id = PageDto.ProductId, PersianName = PageDto.ProductName };
+
+
                 if (PageDto.ProductId != default)
                     SelectedProduct = new ProductSDto { Id = PageDto.ProductId, PersianName = PageDto.ProductName };
 
@@ -185,6 +208,13 @@ public class DiscountActionDialogBoxViewModel : BaseViewModel<DiscountLDto>
                     throw new Exception("کالا مورد نظر را برای تخفیف انتخاب نمایید");
                 PageDto.ProductId = SelectedProduct.Id;
             }
+            else if (IsBrandEnable)
+            {
+                PageDto.Type = DiscountType.Brand;
+                if (SelectedBrand == null)
+                    throw new Exception("برند مورد نظر را برای تخفیف انتخاب نمایید");
+                PageDto.BrandId = SelectedBrand.Id;
+            }
 
             var token = await _userUtility.GetBearerTokenAsync();
             if (token == null)
@@ -216,7 +246,7 @@ public class DiscountActionDialogBoxViewModel : BaseViewModel<DiscountLDto>
                 PageDto.IsForFirstPurchase,
                 PageDto.ProductId,
                 PageDto.CategoryId,
-                default);
+                PageDto.BrandId);
             await _restWrapper.CrudDtoApiRest<Discount,DiscountLDto, Guid>(Address.DiscountController).Create<CreateDiscountCommand>(request, token);
 
             _snackbar.Add($"ساخت تخفیف با موفقیت انجام شد", Severity.Success);
@@ -244,6 +274,7 @@ public class DiscountActionDialogBoxViewModel : BaseViewModel<DiscountLDto>
             IsProcessing = false;
         }
     }
+
     public async Task SubmitEditAsync()
     {
         try
@@ -270,6 +301,13 @@ public class DiscountActionDialogBoxViewModel : BaseViewModel<DiscountLDto>
                     throw new Exception("کالا مورد نظر را برای تخفیف انتخاب نمایید");
                 PageDto.ProductId = SelectedProduct.Id;
             }
+            else if (IsBrandEnable)
+            {
+                PageDto.Type = DiscountType.Brand;
+                if (SelectedBrand == null)
+                    throw new Exception("برند مورد نظر را برای تخفیف انتخاب نمایید");
+                PageDto.BrandId = SelectedBrand.Id;
+            }
 
             var token = await _userUtility.GetBearerTokenAsync();
             if (token == null)
@@ -298,7 +336,8 @@ public class DiscountActionDialogBoxViewModel : BaseViewModel<DiscountLDto>
                 PageDto.IsSpecialOffer,
                 PageDto.IsForFirstPurchase,
                 PageDto.ProductId,
-                PageDto.CategoryId);
+                PageDto.CategoryId,
+                PageDto.BrandId);
             await _restWrapper.CrudApiRest<Discount, Guid>(Address.DiscountController).Update<UpdateDiscountCommand>(request, token);
             _snackbar.Add($"ویرایش تخفیف با موفقیت انجام شد", Severity.Success);
             _mudDialog.Close(true);
@@ -379,4 +418,29 @@ public class DiscountActionDialogBoxViewModel : BaseViewModel<DiscountLDto>
             return _products;
         }
     }
+
+    private List<BrandSDto> _brands = new List<BrandSDto>();
+    public BrandSDto? SelectedBrand;
+    public async Task<IEnumerable<BrandSDto>> SearchBrand(string brand)
+    {
+        try
+        {
+            if (brand.IsNullOrEmpty())
+                _brands = await _restWrapper.BrandRestApi.ReadAll(0);
+            else
+                _brands = await _restWrapper.BrandRestApi.ReadAll(brand);
+            return _brands;
+        }
+        catch (ApiException ex)
+        {
+            var exe = await ex.GetContentAsAsync<ApiResult>();
+            _snackbar.Add(exe != null ? exe.Message : ex.Content, Severity.Error);
+            return _brands;
+        }
+        catch (Exception e)
+        {
+            _snackbar.Add(e.Message, Severity.Error);
+            return _brands;
+        }
+    }
 }