ANTOOZA-BACKEND/Web.Api/Endpoints/Member/Level.cs

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

namespace Web.Api.Endpoints.Member;

/// <summary>회원 레벨 요약 — Exp, 현재 등급, 다음 등급까지 필요 XP (d3 M2).</summary>
internal sealed class Level : IEndpoint
{
    public void MapEndpoint(IEndpointRouteBuilder app)
    {
        app.MapGet("api/members/me/level", async (
            ClaimsPrincipal user,
            ISender sender,
            CancellationToken ct
        ) => {
            var memberID = user.GetMemberID();

            if (memberID is null)
            {
                return ApiResponse.Fail(StatusCodes.Status401Unauthorized, "Invalid token");
            }

            var result = await sender.Send(new Application.Features.Api.Member.GetLevel.Query(memberID.Value), ct);

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