using System.Linq;
using System.Threading.Tasks;
using MalwareMultiScan.Api.Data.Configuration;
using MalwareMultiScan.Api.Data.Response;
using MalwareMultiScan.Api.Services;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;

namespace MalwareMultiScan.Api.Controllers
{
    [ApiController]
    [Route("backends")]
    [Produces("application/json")]
    public class ScanBackendsController : Controller
    {
        private readonly ScanBackendService _scanBackendService;

        public ScanBackendsController(ScanBackendService scanBackendService)
        {
            _scanBackendService = scanBackendService;
        }

        private async Task<ScanBackendResponse> GetScanBackendResponse(ScanBackend backend)
        {
            return new ScanBackendResponse
            {
                Id = backend.Id,
                Name = backend.Name,
                Online = await _scanBackendService.Ping(backend)
            };
        }
        
        [HttpGet]
        [ProducesResponseType(typeof(ScanBackendResponse[]), StatusCodes.Status200OK)]
        public async Task<IActionResult> Index()
        {
            return Ok(await Task.WhenAll(
                _scanBackendService.List.Select(GetScanBackendResponse).ToArray()));
        }
    }
}