[Add] MasterData Services.

AMREZ.EOP.Application/UseCases/MasterData/Brand/ListBrandsUseCase.cs

@@ -0,0 +1,36 @@
+using AMREZ.EOP.Abstractions.Applications.Tenancy;
+using AMREZ.EOP.Abstractions.Applications.UseCases.MasterData.Brand;
+using AMREZ.EOP.Abstractions.Infrastructures.Repositories;
+using AMREZ.EOP.Contracts.DTOs.Common;
+using AMREZ.EOP.Contracts.DTOs.MasterData.Brand;
+using Microsoft.AspNetCore.Http;
+
+namespace AMREZ.EOP.Application.UseCases.MasterData.Brand;
+
+public sealed class ListBrandsUseCase : IListBrandsUseCase
+{
+    private readonly IBrandRepository _repo;
+    private readonly ITenantResolver _tenantResolver;
+    private readonly IHttpContextAccessor _http;
+
+    public ListBrandsUseCase(IBrandRepository repo, ITenantResolver tenantResolver, IHttpContextAccessor http)
+    {
+        _repo = repo;
+        _tenantResolver = tenantResolver;
+        _http = http;
+    }
+
+    public async Task<PagedResponse<BrandResponse>> ExecuteAsync(BrandListRequest req, CancellationToken ct = default)
+    {
+        var http = _http.HttpContext ?? throw new InvalidOperationException("No HttpContext");
+        var tc = _tenantResolver.Resolve(http) ?? throw new InvalidOperationException("No tenant");
+        var tid = Guid.Parse(tc.Id);
+
+        var page = await _repo.SearchEffectiveAsync(tid, req, ct);
+        var items = page.Items.Select(Map).ToList();
+        return new PagedResponse<BrandResponse>(page.Page, page.PageSize, page.Total, items);
+    }
+
+    private static BrandResponse Map(Domain.Entities.MasterData.Brand e) =>
+        new(e.Id, e.Scope, e.Code, e.Name, e.NameI18n, e.OverridesGlobalId, e.IsActive, e.IsSystem, e.Meta);
+}