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

namespace Web.Api.Endpoints.Feed;

internal sealed class Timeline : IEndpoint
{
    public void MapEndpoint(IEndpointRouteBuilder app)
    {
        app.MapGet("api/feed/timeline", async (
            int? page,
            int? perPage,
            ClaimsPrincipal user,
            ISender sender,
            CancellationToken ct
        ) => {
            var memberID = user.GetMemberID();

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

            var query = new Application.Features.Api.Feed.GetTimeline.Query(
                memberID.Value,
                page is > 0 ? page.Value : 1,
                (ushort)Math.Clamp(perPage ?? 20, 1, 50)
            );

            var result = await sender.Send(query, ct);

            return ApiResponse.Ok(result);
        })
        .WithTags("Feed")
        .RequireAuthorization();
    }
}