using System.Security.Claims;
using MediatR;
using Microsoft.AspNetCore.Mvc;
using Web.Api.Common;
using Web.Api.Extensions;

namespace Web.Api.Endpoints.ChannelTitle;

/// <summary>채널 칭호 아이콘 업로드 (이미지 전용 — gif, jpeg, png, webp / 최대 20MB)</summary>
internal sealed class UploadChannelTitleIcon : IEndpoint
{
    public void MapEndpoint(IEndpointRouteBuilder app)
    {
        app.MapPost("api/channel-titles/icon/upload", async (
            IFormFile file,
            [FromForm] int channelID,
            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.ChannelTitle.UploadIcon.Command(
                channelID,
                memberID.Value,
                file
            ), ct);

            return result.Match(
                url => ApiResponse.Ok(new { url }),
                CustomResults.Problem
            );
        })
        .WithTags("ChannelTitle")
        .RequireAuthorization()
        .DisableAntiforgery();
    }
}