initial commit

Features/Sales/SalesOrder/Cqrs/UpdateSalesOrderItemHandler.cs

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+using Indotalent.Infrastructure.Database;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+using Indotalent.Shared.Utils;
+
+namespace Indotalent.Features.Sales.SalesOrder.Cqrs;
+
+public class UpdateSalesOrderItemRequest
+{
+    public string? Id { get; set; }
+    public string? ProductId { get; set; }
+    public string? Summary { get; set; }
+    public decimal? UnitPrice { get; set; }
+    public double? Quantity { get; set; }
+}
+
+public record UpdateSalesOrderItemCommand(UpdateSalesOrderItemRequest Data) : IRequest<bool>;
+
+public class UpdateSalesOrderItemHandler : IRequestHandler<UpdateSalesOrderItemCommand, bool>
+{
+    private readonly AppDbContext _context;
+    public UpdateSalesOrderItemHandler(AppDbContext context) => _context = context;
+
+    public async Task<bool> Handle(UpdateSalesOrderItemCommand request, CancellationToken cancellationToken)
+    {
+        var entity = await _context.SalesOrderItem
+            .FirstOrDefaultAsync(x => x.Id == request.Data.Id, cancellationToken);
+
+        if (entity == null) return false;
+
+        entity.ProductId = request.Data.ProductId;
+        entity.Summary = request.Data.Summary;
+        entity.UnitPrice = request.Data.UnitPrice ?? 0;
+        entity.Quantity = request.Data.Quantity ?? 0;
+        entity.Total = (request.Data.UnitPrice ?? 0) * (decimal)(request.Data.Quantity ?? 0);
+
+        await _context.SaveChangesAsync(cancellationToken);
+
+        if (!string.IsNullOrEmpty(entity.SalesOrderId))
+        {
+            SalesOrderHelper.Recalculate(_context, entity.SalesOrderId);
+        }
+
+        return true;
+    }
+}