Add validators and services for Product Galleries and Product Tags

- Implemented Create, Delete, Get, and Update validators for Product Galleries.
- Added Create, Delete, Get, and Update validators for Product Tags.
- Created service classes for handling Discount Categories, Discount Orders, Discount Products, Discount Shopping Cart, Product Categories, Product Galleries, and Product Tags.
- Each service class integrates with CQRS for command and query handling.
- Established mapping profiles for Product Galleries.

src/CMSMicroservice.Application/ProductGalleriesCQ/Commands/CreateNewProductGalleries/CreateNewProductGalleriesCommand.cs

@@ -0,0 +1,9 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Commands.CreateNewProductGalleries;
+public record CreateNewProductGalleriesCommand : IRequest<CreateNewProductGallerysResponseDto>
+{
+    // 
+    public long ProductImageId { get; init; }
+    // 
+    public long ProductId { get; init; }
+
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Commands/CreateNewProductGalleries/CreateNewProductGalleriesCommandHandler.cs

@@ -0,0 +1,21 @@
+using CMSMicroservice.Domain.Events;
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Commands.CreateNewProductGalleries;
+public class CreateNewProductGallerysCommandHandler : IRequestHandler<CreateNewProductGalleriesCommand, CreateNewProductGallerysResponseDto>
+{
+    private readonly IApplicationDbContext _context;
+
+    public CreateNewProductGallerysCommandHandler(IApplicationDbContext context)
+    {
+        _context = context;
+    }
+
+    public async Task<CreateNewProductGallerysResponseDto> Handle(CreateNewProductGalleriesCommand request,
+        CancellationToken cancellationToken)
+    {
+        var entity = request.Adapt<ProductGallery>();
+        await _context.ProductGalleries.AddAsync(entity, cancellationToken);
+        entity.AddDomainEvent(new CreateNewProductGallerysEvent(entity));
+        await _context.SaveChangesAsync(cancellationToken);
+        return entity.Adapt<CreateNewProductGallerysResponseDto>();
+    }
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Commands/CreateNewProductGalleries/CreateNewProductGalleriesCommandValidator.cs

@@ -0,0 +1,18 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Commands.CreateNewProductGalleries;
+public class CreateNewProductGallerysCommandValidator : AbstractValidator<CreateNewProductGalleriesCommand>
+{
+    public CreateNewProductGallerysCommandValidator()
+    {
+        RuleFor(model => model.ProductImageId)
+            .NotNull();
+        RuleFor(model => model.ProductId)
+            .NotNull();
+    }
+    public Func<object, string, Task<IEnumerable<string>>> ValidateValue => async (model, propertyName) =>
+    {
+        var result = await ValidateAsync(ValidationContext<CreateNewProductGalleriesCommand>.CreateWithOptions((CreateNewProductGalleriesCommand)model, x => x.IncludeProperties(propertyName)));
+        if (result.IsValid)
+            return Array.Empty<string>();
+        return result.Errors.Select(e => e.ErrorMessage);
+    };
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Commands/CreateNewProductGalleries/CreateNewProductGalleriesResponseDto.cs

@@ -0,0 +1,7 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Commands.CreateNewProductGalleries;
+public class CreateNewProductGallerysResponseDto
+{
+    // 
+    public long Id { get; set; }
+
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Commands/DeleteProductGalleries/DeleteProductGalleriesCommand.cs

@@ -0,0 +1,7 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Commands.DeleteProductGalleries;
+public record DeleteProductGalleriesCommand : IRequest<Unit>
+{
+    // 
+    public long Id { get; init; }
+
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Commands/DeleteProductGalleries/DeleteProductGalleriesCommandHandler.cs

@@ -0,0 +1,22 @@
+using CMSMicroservice.Domain.Events;
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Commands.DeleteProductGalleries;
+public class DeleteProductGallerysCommandHandler : IRequestHandler<DeleteProductGalleriesCommand, Unit>
+{
+    private readonly IApplicationDbContext _context;
+
+    public DeleteProductGallerysCommandHandler(IApplicationDbContext context)
+    {
+        _context = context;
+    }
+
+    public async Task<Unit> Handle(DeleteProductGalleriesCommand request, CancellationToken cancellationToken)
+    {
+        var entity = await _context.ProductGalleries
+            .FirstOrDefaultAsync(x => x.Id == request.Id, cancellationToken) ?? throw new NotFoundException(nameof(ProductGallery), request.Id);
+        entity.IsDeleted = true;
+        _context.ProductGalleries.Update(entity);
+        entity.AddDomainEvent(new DeleteProductGallerysEvent(entity));
+        await _context.SaveChangesAsync(cancellationToken);
+        return Unit.Value;
+    }
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Commands/DeleteProductGalleries/DeleteProductGalleriesCommandValidator.cs

@@ -0,0 +1,16 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Commands.DeleteProductGalleries;
+public class DeleteProductGallerysCommandValidator : AbstractValidator<DeleteProductGalleriesCommand>
+{
+    public DeleteProductGallerysCommandValidator()
+    {
+        RuleFor(model => model.Id)
+            .NotNull();
+    }
+    public Func<object, string, Task<IEnumerable<string>>> ValidateValue => async (model, propertyName) =>
+    {
+        var result = await ValidateAsync(ValidationContext<DeleteProductGalleriesCommand>.CreateWithOptions((DeleteProductGalleriesCommand)model, x => x.IncludeProperties(propertyName)));
+        if (result.IsValid)
+            return Array.Empty<string>();
+        return result.Errors.Select(e => e.ErrorMessage);
+    };
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Commands/UpdateProductGalleries/UpdateProductGalleriesCommand.cs

@@ -0,0 +1,11 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Commands.UpdateProductGalleries;
+public record UpdateProductGalleriesCommand : IRequest<Unit>
+{
+    // 
+    public long Id { get; init; }
+    // 
+    public long ProductImageId { get; init; }
+    // 
+    public long ProductId { get; init; }
+
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Commands/UpdateProductGalleries/UpdateProductGalleriesCommandHandler.cs

@@ -0,0 +1,22 @@
+using CMSMicroservice.Domain.Events;
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Commands.UpdateProductGalleries;
+public class UpdateProductGallerysCommandHandler : IRequestHandler<UpdateProductGalleriesCommand, Unit>
+{
+    private readonly IApplicationDbContext _context;
+
+    public UpdateProductGallerysCommandHandler(IApplicationDbContext context)
+    {
+        _context = context;
+    }
+
+    public async Task<Unit> Handle(UpdateProductGalleriesCommand request, CancellationToken cancellationToken)
+    {
+        var entity = await _context.ProductGalleries
+            .FirstOrDefaultAsync(x => x.Id == request.Id, cancellationToken) ?? throw new NotFoundException(nameof(ProductGallery), request.Id);
+        request.Adapt(entity);
+        _context.ProductGalleries.Update(entity);
+        entity.AddDomainEvent(new UpdateProductGallerysEvent(entity));
+        await _context.SaveChangesAsync(cancellationToken);
+        return Unit.Value;
+    }
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Commands/UpdateProductGalleries/UpdateProductGalleriesCommandValidator.cs

@@ -0,0 +1,20 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Commands.UpdateProductGalleries;
+public class UpdateProductGallerysCommandValidator : AbstractValidator<UpdateProductGalleriesCommand>
+{
+    public UpdateProductGallerysCommandValidator()
+    {
+        RuleFor(model => model.Id)
+            .NotNull();
+        RuleFor(model => model.ProductImageId)
+            .NotNull();
+        RuleFor(model => model.ProductId)
+            .NotNull();
+    }
+    public Func<object, string, Task<IEnumerable<string>>> ValidateValue => async (model, propertyName) =>
+    {
+        var result = await ValidateAsync(ValidationContext<UpdateProductGalleriesCommand>.CreateWithOptions((UpdateProductGalleriesCommand)model, x => x.IncludeProperties(propertyName)));
+        if (result.IsValid)
+            return Array.Empty<string>();
+        return result.Errors.Select(e => e.ErrorMessage);
+    };
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/EventHandlers/CreateNewProductGalleriesEventHandlers/CreateNewProductGalleriesEventHandler.cs

@@ -0,0 +1,22 @@
+using CMSMicroservice.Domain.Events;
+using Microsoft.Extensions.Logging;
+
+namespace CMSMicroservice.Application.ProductGalleriesCQ.EventHandlers;
+
+public class CreateNewProductGallerysEventHandler : INotificationHandler<CreateNewProductGallerysEvent>
+{
+    private readonly ILogger<
+        CreateNewProductGallerysEventHandler> _logger;
+
+    public CreateNewProductGallerysEventHandler(ILogger<CreateNewProductGallerysEventHandler> logger)
+    {
+        _logger = logger;
+    }
+
+    public Task Handle(CreateNewProductGallerysEvent notification, CancellationToken cancellationToken)
+    {
+        _logger.LogInformation("Domain Event: {DomainEvent}", notification.GetType().Name);
+
+        return Task.CompletedTask;
+    }
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/EventHandlers/DeleteProductGalleriesEventHandlers/DeleteProductGalleriesEventHandler.cs

@@ -0,0 +1,22 @@
+using CMSMicroservice.Domain.Events;
+using Microsoft.Extensions.Logging;
+
+namespace CMSMicroservice.Application.ProductGalleriesCQ.EventHandlers;
+
+public class DeleteProductGallerysEventHandler : INotificationHandler<DeleteProductGallerysEvent>
+{
+    private readonly ILogger<
+        DeleteProductGallerysEventHandler> _logger;
+
+    public DeleteProductGallerysEventHandler(ILogger<DeleteProductGallerysEventHandler> logger)
+    {
+        _logger = logger;
+    }
+
+    public Task Handle(DeleteProductGallerysEvent notification, CancellationToken cancellationToken)
+    {
+        _logger.LogInformation("Domain Event: {DomainEvent}", notification.GetType().Name);
+
+        return Task.CompletedTask;
+    }
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/EventHandlers/UpdateProductGalleriesEventHandlers/UpdateProductGalleriesEventHandler.cs

@@ -0,0 +1,22 @@
+using CMSMicroservice.Domain.Events;
+using Microsoft.Extensions.Logging;
+
+namespace CMSMicroservice.Application.ProductGalleriesCQ.EventHandlers;
+
+public class UpdateProductGallerysEventHandler : INotificationHandler<UpdateProductGallerysEvent>
+{
+    private readonly ILogger<
+        UpdateProductGallerysEventHandler> _logger;
+
+    public UpdateProductGallerysEventHandler(ILogger<UpdateProductGallerysEventHandler> logger)
+    {
+        _logger = logger;
+    }
+
+    public Task Handle(UpdateProductGallerysEvent notification, CancellationToken cancellationToken)
+    {
+        _logger.LogInformation("Domain Event: {DomainEvent}", notification.GetType().Name);
+
+        return Task.CompletedTask;
+    }
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Queries/GetAllProductGalleriesByFilter/GetAllProductGalleriesByFilterQuery.cs

@@ -0,0 +1,19 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Queries.GetAllProductGalleriesByFilter;
+public record GetAllProductGalleriesByFilterQuery : IRequest<GetAllProductGallerysByFilterResponseDto>
+{
+    //موقعیت صفحه بندی 
+    public PaginationState? PaginationState { get; init; }
+    //مرتب سازی بر اساس 
+    public string? SortBy { get; init; }
+    //فیلتر 
+    public GetAllProductGallerysByFilterFilter? Filter { get; init; }
+
+}public class GetAllProductGallerysByFilterFilter
+{
+    // 
+    public long? Id { get; set; }
+    // 
+    public long? ProductImageId { get; set; }
+    // 
+    public long? ProductId { get; set; }
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Queries/GetAllProductGalleriesByFilter/GetAllProductGalleriesByFilterQueryHandler.cs

@@ -0,0 +1,32 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Queries.GetAllProductGalleriesByFilter;
+public class GetAllProductGallerysByFilterQueryHandler : IRequestHandler<GetAllProductGalleriesByFilterQuery, GetAllProductGallerysByFilterResponseDto>
+{
+    private readonly IApplicationDbContext _context;
+
+    public GetAllProductGallerysByFilterQueryHandler(IApplicationDbContext context)
+    {
+        _context = context;
+    }
+
+    public async Task<GetAllProductGallerysByFilterResponseDto> Handle(GetAllProductGalleriesByFilterQuery request, CancellationToken cancellationToken)
+    {
+        var query = _context.ProductGalleries
+            .ApplyOrder(sortBy: request.SortBy)
+            .AsNoTracking()
+            .AsQueryable();
+        if (request.Filter is not null)
+        {
+            query = query
+                .Where(x => request.Filter.Id == null || x.Id == request.Filter.Id)
+                .Where(x => request.Filter.ProductImageId == null || x.ProductImageId == request.Filter.ProductImageId)
+                .Where(x => request.Filter.ProductId == null || x.ProductId == request.Filter.ProductId)
+;
+        }
+        return new GetAllProductGallerysByFilterResponseDto
+        {
+            MetaData = await query.GetMetaData(request.PaginationState, cancellationToken),
+            Models = await query.PaginatedListAsync(paginationState: request.PaginationState)
+                .ProjectToType<GetAllProductGallerysByFilterResponseModel>().ToListAsync(cancellationToken)
+        };        
+    }
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Queries/GetAllProductGalleriesByFilter/GetAllProductGalleriesByFilterQueryValidator.cs

@@ -0,0 +1,14 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Queries.GetAllProductGalleriesByFilter;
+public class GetAllProductGallerysByFilterQueryValidator : AbstractValidator<GetAllProductGalleriesByFilterQuery>
+{
+    public GetAllProductGallerysByFilterQueryValidator()
+    {
+    }
+    public Func<object, string, Task<IEnumerable<string>>> ValidateValue => async (model, propertyName) =>
+    {
+        var result = await ValidateAsync(ValidationContext<GetAllProductGalleriesByFilterQuery>.CreateWithOptions((GetAllProductGalleriesByFilterQuery)model, x => x.IncludeProperties(propertyName)));
+        if (result.IsValid)
+            return Array.Empty<string>();
+        return result.Errors.Select(e => e.ErrorMessage);
+    };
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Queries/GetAllProductGalleriesByFilter/GetAllProductGalleriesByFilterResponseDto.cs

@@ -0,0 +1,17 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Queries.GetAllProductGalleriesByFilter;
+public class GetAllProductGallerysByFilterResponseDto
+{
+    //متادیتا 
+    public MetaData MetaData { get; set; }
+    //مدل خروجی 
+    public List<GetAllProductGallerysByFilterResponseModel>? Models { get; set; }
+
+}public class GetAllProductGallerysByFilterResponseModel
+{
+    // 
+    public long Id { get; set; }
+    // 
+    public long ProductImageId { get; set; }
+    // 
+    public long ProductId { get; set; }
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Queries/GetProductGalleries/GetProductGalleriesQuery.cs

@@ -0,0 +1,7 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Queries.GetProductGalleries;
+public record GetProductGalleriesQuery : IRequest<GetProductGallerysResponseDto>
+{
+    // 
+    public long Id { get; init; }
+
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Queries/GetProductGalleries/GetProductGalleriesQueryHandler.cs

@@ -0,0 +1,22 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Queries.GetProductGalleries;
+public class GetProductGallerysQueryHandler : IRequestHandler<GetProductGalleriesQuery, GetProductGallerysResponseDto>
+{
+    private readonly IApplicationDbContext _context;
+
+    public GetProductGallerysQueryHandler(IApplicationDbContext context)
+    {
+        _context = context;
+    }
+
+    public async Task<GetProductGallerysResponseDto> Handle(GetProductGalleriesQuery request,
+        CancellationToken cancellationToken)
+    {
+        var response = await _context.ProductGalleries
+            .AsNoTracking()
+            .Where(x => x.Id == request.Id)
+            .ProjectToType<GetProductGallerysResponseDto>()
+            .FirstOrDefaultAsync(cancellationToken);
+
+        return response ?? throw new NotFoundException(nameof(ProductGallery), request.Id);
+    }
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Queries/GetProductGalleries/GetProductGalleriesQueryValidator.cs

@@ -0,0 +1,16 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Queries.GetProductGalleries;
+public class GetProductGallerysQueryValidator : AbstractValidator<GetProductGalleriesQuery>
+{
+    public GetProductGallerysQueryValidator()
+    {
+        RuleFor(model => model.Id)
+            .NotNull();
+    }
+    public Func<object, string, Task<IEnumerable<string>>> ValidateValue => async (model, propertyName) =>
+    {
+        var result = await ValidateAsync(ValidationContext<GetProductGalleriesQuery>.CreateWithOptions((GetProductGalleriesQuery)model, x => x.IncludeProperties(propertyName)));
+        if (result.IsValid)
+            return Array.Empty<string>();
+        return result.Errors.Select(e => e.ErrorMessage);
+    };
+}

src/CMSMicroservice.Application/ProductGalleriesCQ/Queries/GetProductGalleries/GetProductGalleriesResponseDto.cs

@@ -0,0 +1,11 @@
+namespace CMSMicroservice.Application.ProductGalleriesCQ.Queries.GetProductGalleries;
+public class GetProductGallerysResponseDto
+{
+    // 
+    public long Id { get; set; }
+    // 
+    public long ProductImageId { get; set; }
+    // 
+    public long ProductId { get; set; }
+
+}