ANTOOZA-BACKEND/Web.Api/Endpoints/Payment/Confirm.cs

using Web.Api.Common;
using Web.Api.Extensions;
using Application.Abstractions.Messaging;
using System.Security.Claims;

namespace Web.Api.Endpoints.Payment;

/// <summary>토스 결제 승인</summary>
internal sealed class Confirm : IEndpoint
{
    public sealed record Request(string PaymentKey, string OrderID, int Amount);

    public void MapEndpoint(IEndpointRouteBuilder app)
    {
        /// successUrl 콜백의 {paymentKey, orderId, amount} 로 승인 — 서버 저장 금액과 대조 후 지갑 캐시 충전
        app.MapPost("api/payments/confirm", async (
            Request body,
            ClaimsPrincipal user,
            ISender sender,
            CancellationToken ct
        ) => {
            var memberID = user.GetRequiredMemberID();
            var data = await sender.Send(new Application.Features.Api.Payment.Toss.Confirm.Command(
                body.PaymentKey,
                body.OrderID,
                body.Amount,
                memberID
            ), ct);

            return ApiResponse.Ok(data);
        })
        .WithTags("Payment")
        .RequireAuthorization();
    }
}