31 lines
1.3 KiB
C#
31 lines
1.3 KiB
C#
using MediatR;
|
|
using TakeoutSaaS.Application.App.Merchants.Dto;
|
|
using TakeoutSaaS.Application.App.Merchants.Queries;
|
|
using TakeoutSaaS.Domain.Merchants.Repositories;
|
|
using TakeoutSaaS.Shared.Abstractions.Constants;
|
|
using TakeoutSaaS.Shared.Abstractions.Exceptions;
|
|
using TakeoutSaaS.Shared.Abstractions.Tenancy;
|
|
|
|
namespace TakeoutSaaS.Application.App.Merchants.Handlers;
|
|
|
|
/// <summary>
|
|
/// 查询合同列表。
|
|
/// </summary>
|
|
public sealed class GetMerchantContractsQueryHandler(
|
|
IMerchantRepository merchantRepository,
|
|
ITenantProvider tenantProvider)
|
|
: IRequestHandler<GetMerchantContractsQuery, IReadOnlyList<MerchantContractDto>>
|
|
{
|
|
public async Task<IReadOnlyList<MerchantContractDto>> Handle(GetMerchantContractsQuery request, CancellationToken cancellationToken)
|
|
{
|
|
// 1. 获取租户上下文并校验商户存在
|
|
var tenantId = tenantProvider.GetCurrentTenantId();
|
|
_ = await merchantRepository.FindByIdAsync(request.MerchantId, tenantId, cancellationToken)
|
|
?? throw new BusinessException(ErrorCodes.NotFound, "商户不存在");
|
|
|
|
// 2. 查询合同列表
|
|
var contracts = await merchantRepository.GetContractsAsync(request.MerchantId, tenantId, cancellationToken);
|
|
return MerchantMapping.ToContractDtos(contracts);
|
|
}
|
|
}
|