Files
TakeoutSaaS.AdminApi/src/Application/TakeoutSaaS.Application/Identity/Handlers/GetRoleTemplateQueryHandler.cs

33 lines
1.1 KiB
C#

using System.Linq;
using MediatR;
using TakeoutSaaS.Application.Identity.Contracts;
using TakeoutSaaS.Application.Identity.Queries;
using TakeoutSaaS.Domain.Identity.Repositories;
namespace TakeoutSaaS.Application.Identity.Handlers;
/// <summary>
/// 角色模板详情查询处理器。
/// </summary>
public sealed class GetRoleTemplateQueryHandler(IRoleTemplateRepository roleTemplateRepository)
: IRequestHandler<GetRoleTemplateQuery, RoleTemplateDto?>
{
/// <inheritdoc />
public async Task<RoleTemplateDto?> Handle(GetRoleTemplateQuery request, CancellationToken cancellationToken)
{
// 1. 查询模板
var template = await roleTemplateRepository.FindByCodeAsync(request.TemplateCode, cancellationToken);
if (template == null)
{
return null;
}
// 2. 查询模板权限
var permissions = await roleTemplateRepository.GetPermissionsAsync(template.Id, cancellationToken);
var codes = permissions.Select(x => x.PermissionCode).ToArray();
// 3. 返回 DTO
return TemplateMapper.ToDto(template, codes);
}
}