using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using System.Diagnostics;
using System.Xml.Linq;
using VeterinaryClinicBusinessLogics.BusinessLogics;
using VeterinaryClinicContracts.BindingModels;
using VeterinaryClinicContracts.BusinessLogicsContracts;
using VeterinaryClinicContracts.SearchModels;
using VeterinaryClinicDatabaseImplement.Models;
using VeterinaryClinicDataModels.Models;
using VeterinaryClinicWebApp.Models;

namespace VeterinaryClinicWebApp.Controllers
{
	public class VaccinationController : Controller
	{
		private readonly ILogger<VaccinationController> _logger;

		private readonly IAnimalLogic _animalLogic;

		private readonly IVaccinationLogic _vaccinationLogic;
		public VaccinationController(ILogger<VaccinationController> logger, IVaccinationLogic vaccinationLogic, IAnimalLogic animalLogic)
		{
			_logger = logger;
			_vaccinationLogic = vaccinationLogic;
			_animalLogic = animalLogic;
		}

		/// <summary>
		/// Вывести список вакцинаций
		/// </summary>
		public IActionResult Vaccinations()
		{
			if (APIClient.User == null)
			{
				return Redirect("~/Home/Enter");
			}

			return View(_vaccinationLogic.ReadList(new VaccinationSearchModel
			{
				UserId = APIClient.User.Id,
			}));
		}

		/// <summary>
		/// Создать вакцинаю
		/// </summary>
		[HttpGet]
		public IActionResult CreateVaccination()
		{
			if (APIClient.User == null)
			{
				return Redirect("~/Home/Enter");
			}

			ViewBag.Animals = _animalLogic.ReadList(new AnimalSearchModel
			{
				UserId = APIClient.User.Id,
			});

			return View();
		}

		[HttpPost]
		public void CreateVaccination(string name, DateTime dateInjection, string validityPeriod, int animal)
		{
			if (APIClient.User == null)
			{
				throw new Exception("Необходимо авторизоваться!");
			}

			if (string.IsNullOrEmpty(name) || dateInjection == DateTime.MinValue || string.IsNullOrEmpty(validityPeriod) || animal <= 0)
			{
				throw new Exception("Введены не все данные!");
			}

			_vaccinationLogic.Create(new VaccinationBindingModel
			{
				Name = name,
				DateInjection = dateInjection,
				ValidityPeriod = validityPeriod,
				AnimalId = animal,
				UserId = APIClient.User.Id
			});

			Response.Redirect("/Vaccination/Vaccinations");
		}

		/// <summary>
		/// Редактировать вакцинацию
		/// </summary>
		[HttpGet]
		public IActionResult UpdateVaccination(int id)
		{
			if (APIClient.User == null)
			{
				return Redirect("~/Home/Enter");
			}

			ViewBag.Animals = _animalLogic.ReadList(new AnimalSearchModel
			{
				UserId = APIClient.User.Id,
			});

			return View(_vaccinationLogic.ReadElement(new VaccinationSearchModel
			{
				Id = id
			}));
		}

		[HttpPost]
		public void UpdateVaccination(int id, string name, DateTime dateInjection, string validityPeriod, int animal)
		{
			if (APIClient.User == null)
			{
				throw new Exception("Необходимо авторизоваться!");
			}

			if (string.IsNullOrEmpty(name) || dateInjection == DateTime.MinValue || string.IsNullOrEmpty(validityPeriod) || animal <= 0)
			{
				throw new Exception("Введены не все данные!");
			}

			_vaccinationLogic.Update(new VaccinationBindingModel
			{
				Id = id,
				Name = name,
				DateInjection = dateInjection,
				ValidityPeriod = validityPeriod,
				AnimalId = animal,
				UserId = APIClient.User.Id
			});

			Response.Redirect("/Vaccination/Vaccinations");
		}

        /// <summary>
        /// Удалить вакцинацию
        /// </summary>
        [HttpPost]
        public void DeleteVaccination(int id)
        {
            if (APIClient.User == null)
            {
                throw new Exception("Необходимо авторизоваться!");
            }

            _vaccinationLogic.Delete(new VaccinationBindingModel
            {
                Id = id
            });

            Response.Redirect("/Vaccination/Vaccinations");
        }
    }
}