dpot-backend/Web.Api/Endpoints/Studio/Wallet/Balance.cs

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

namespace Web.Api.Endpoints.Studio.Wallet;

/// <summary>지갑 — 잔액 조회</summary>
internal sealed class Balance : IEndpoint
{
    public void MapEndpoint(IEndpointRouteBuilder app)
    {
        app.MapGet("api/studio/wallet/balance", async (
            ClaimsPrincipal user,
            ISender sender,
            CancellationToken ct
        ) => {
            var memberID = user.GetRequiredMemberID();
            var result = await sender.Send(new Application.Features.Api.Studio.Wallet.GetBalance.Query(memberID), ct);

            return result.Match(
                data => ApiResponse.Ok(data),
                CustomResults.Problem
            );
        })
        .WithTags("StudioWallet")
        .RequireAuthorization();
    }
}