65 lines
2.4 KiB
C#
65 lines
2.4 KiB
C#
using System.Net;
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using FluentValidation;
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using Prefab.Domain.Exceptions;
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using Prefab.Endpoints;
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using Prefab.Web.Client.Models;
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using Prefab.Web.Client.Models.Shared;
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using Prefab.Web.Client.Pages;
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using Prefab.Web.Client.Services;
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namespace Prefab.Web.Gateway;
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public static class Categories
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{
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public class Endpoints : IEndpointRegistrar
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{
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public void MapEndpoints(IEndpointRouteBuilder endpoints)
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{
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endpoints.MapGet("/bff/categories/page",
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async (ICategoriesPageService service, CancellationToken cancellationToken) =>
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{
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var result = await service.GetPage(cancellationToken);
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var status = result.Problem?.StatusCode ?? (result.IsSuccess
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? StatusCodes.Status200OK
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: StatusCodes.Status500InternalServerError);
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return Results.Json(result, statusCode: status);
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})
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.WithTags(nameof(Categories));
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}
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}
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public class PageService(Prefab.Shared.Catalog.IModuleClient moduleClient) : ICategoriesPageService
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{
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public async Task<Result<CategoriesPageModel>> GetPage(CancellationToken cancellationToken)
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{
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try
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{
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var response = await moduleClient.Category.GetCategories(cancellationToken);
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var model = new CategoriesPageModel
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{
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Categories = response.Categories.Select(x => new CategoryListItemModel
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{
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Id = x.Id,
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Name = x.Name,
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ParentName = x.ParentName
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})
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};
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return Result<CategoriesPageModel>.Success(model);
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}
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catch (Exception exception)
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{
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var problem = exception switch
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{
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ValidationException validationException => ResultProblem.FromValidation(validationException),
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DomainException domainException => ResultProblem.Unexpected(domainException.Message, domainException, HttpStatusCode.UnprocessableEntity),
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_ => ResultProblem.Unexpected("Failed to retrieve categories.", exception)
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};
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return Result<CategoriesPageModel>.Failure(problem);
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}
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}
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}
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}
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