initial commit

Features/Inventory/Product/Cqrs/LookupProductHandler.cs

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+using Indotalent.Infrastructure.Database;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+
+namespace Indotalent.Features.Inventory.Product.Cqrs;
+
+public class LookupProductResponse
+{
+    public List<LookupItem> UnitMeasures { get; set; } = new();
+    public List<LookupItem> ProductGroups { get; set; } = new();
+}
+
+public class LookupItem
+{
+    public string? Id { get; set; }
+    public string? Name { get; set; }
+}
+
+public record LookupProductQuery() : IRequest<LookupProductResponse>;
+
+public class LookupProductHandler : IRequestHandler<LookupProductQuery, LookupProductResponse>
+{
+    private readonly AppDbContext _context;
+
+    public LookupProductHandler(AppDbContext context) => _context = context;
+
+    public async Task<LookupProductResponse> Handle(LookupProductQuery request, CancellationToken cancellationToken)
+    {
+        var result = new LookupProductResponse();
+
+        result.UnitMeasures = await _context.UnitMeasure
+            .AsNoTracking()
+            .OrderBy(x => x.Name)
+            .Select(x => new LookupItem { Id = x.Id, Name = x.Name })
+            .ToListAsync(cancellationToken);
+
+        result.ProductGroups = await _context.ProductGroup
+            .AsNoTracking()
+            .OrderBy(x => x.Name)
+            .Select(x => new LookupItem { Id = x.Id, Name = x.Name })
+            .ToListAsync(cancellationToken);
+
+        return result;
+    }
+}