using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Strata.ContinuousImprovement.Biz.GMDN;
using System.Threading;
using System.Threading.Tasks;

namespace Strata.ContinuousImprovement.Api.Controllers
{
    [ApiController]
    [ApiVersion("1.0")]
    [Route("api/v{api-version:apiVersion}/[controller]")]
    public class GMDNFileUploadController : ControllerBase
    {
        private readonly IGMDNService _gmdnService;

        public GMDNFileUploadController(IGMDNService gmdnService)
        {
            _gmdnService = gmdnService;
        }

        [HttpPost("{fileType}/[action]")]
        [DisableRequestSizeLimit, RequestFormLimits(MultipartBodyLengthLimit = int.MaxValue, ValueLengthLimit = int.MaxValue)]
        public async Task<ActionResult> UploadGMDNFile(GMDNFileType fileType, IFormFile file, CancellationToken cancellationToken)
        {
            var userName = User?.Identity?.Name;
            switch (fileType)
            {
                case GMDNFileType.Term:
                    await _gmdnService.SeedGMDNTerms(file, userName, cancellationToken);
                    break;
                case GMDNFileType.TermCategory:
                    await _gmdnService.SeedGMDNTermCategories(file, userName, cancellationToken);
                    break;
                case GMDNFileType.Category:
                    await _gmdnService.SeedGMDNCategories(file, userName, cancellationToken);
                    break;
            }
            return Ok();
        }
    }

    public enum GMDNFileType
    {
        Term,
        TermCategory,
        Category
    }
}