using System.ComponentModel.DataAnnotations;
using ErsatzTV.Controllers.Api.Requests;
using ErsatzTV.Core;
using ErsatzTV.Extensions;
using MediatR;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;

namespace ErsatzTV.Controllers.Api;

[ApiController]
public class MediaItemsController(IMediator mediator) : ControllerBase
{
    [HttpDelete("/api/media-items", Name = "DeleteMediaItems")]
    [Tags("Media Items")]
    [EndpointSummary("Delete media items from the database")]
    [EndpointGroupName("general")]
    [ProducesResponseType(StatusCodes.Status204NoContent)]
    [ProducesResponseType(typeof(ProblemDetails), StatusCodes.Status422UnprocessableEntity)]
    public async Task<IActionResult> Delete(
        [Required] [FromBody] DeleteMediaItemsRequest request,
        CancellationToken cancellationToken)
    {
        if (request.Ids is null || request.Ids.Count == 0)
        {
            return BaseError.New("At least one media item id is required").ToErrorResult();
        }

        Either<BaseError, Unit> result = await mediator.Send(request.ToCommand(), cancellationToken);
        return result.ToDeletedResult();
    }
}