Implemented shopping carts functionality elements

2026-05-06 10:48:02 +02:00
parent 83f51c6a23
commit 4321b03735
13 changed files with 341 additions and 5 deletions
@@ -0,0 +1,32 @@
+using LiteCharms.Infrastructure.Database;
+
+namespace LiteCharms.Features.ShoppingCarts.Commands.Handlers;
+
+public class UpdateShoppingCartItemCommandHandler(IDbContextFactory<LeadGeneratorDbContext> contextFactory) : IRequestHandler<UpdateShoppingCartItemCommand, Result>
+{
+    public async ValueTask<Result> Handle(UpdateShoppingCartItemCommand request, CancellationToken cancellationToken)
+    {
+		try
+		{
+            using var context = await contextFactory.CreateDbContextAsync(cancellationToken);
+
+            if (!await context.ShoppingCarts.AnyAsync(c => c.Id == request.ShoppingCartId, cancellationToken))
+                return Result.Fail($"Shopping could not be found with id {request.ShoppingCartId}");
+
+            var item = await context.ShoppingCartItems.FirstOrDefaultAsync(i => i.ShoppingCartId == request.ShoppingCartId, cancellationToken);
+
+            if(item is null)
+                return Result.Fail($"Shopping cart item could not be found with id {request.ShoppingCartItemId}");
+
+            item.Quantity = request.Quantity;
+
+            return await context.SaveChangesAsync(cancellationToken) > 0
+                ? Result.Ok()
+                : Result.Fail($"Failed to update cart item quntity");
+        }
+		catch (Exception ex)
+		{
+            return Result.Fail(new Error(ex.Message).CausedBy(ex));
+        }
+    }
+}