dpot-backend/Web.Api/Endpoints/Payment/Cancel.cs

using Web.Api.Common;
using Web.Api.Extensions;
using MediatR;
using System.Security.Claims;

namespace Web.Api.Endpoints.Payment;

/// <summary>결제 취소</summary>
internal sealed class Cancel : IEndpoint
{
    public void MapEndpoint(IEndpointRouteBuilder app)
    {
        /// 결제 취소 (Paid 상태만 가능) → 다날 취소 API + 지갑 차감
        app.MapPost("api/payment/cancel", async (
            Application.Features.Api.Payment.Cancel.Command body,
            ClaimsPrincipal user,
            ISender sender,
            CancellationToken ct
        ) => {
            var memberID = user.GetRequiredMemberID();
            var command = body with { MemberID = memberID };
            await sender.Send(command, ct);
            return ApiResponse.Ok();
        })
        .WithTags("Payment")
        .RequireAuthorization();
    }
}