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

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

		private readonly IServiceLogic _serviceLogic;

		private readonly IMedicationLogic _medicationLogic;
		public ServiceController(ILogger<ServiceController> logger, IServiceLogic serviceLogic, IMedicationLogic medicationLogic)
		{
			_logger = logger;
			_serviceLogic = serviceLogic;
			_medicationLogic = medicationLogic;
		}

		/// <summary>
		/// Вывести список услуг
		/// </summary>
		[HttpGet]
		public IActionResult Services()
		{
			if (APIClient.User == null)
			{
				return Redirect("~/Home/Enter");
			}

			return View(_serviceLogic.ReadList(null));
		}

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

			ViewBag.Medications = _medicationLogic.ReadList(null);

			return View();
		}

		[HttpPost]
		public void CreateService(string name, int cost, int medication)
		{
			if (APIClient.User == null)
			{
				throw new Exception("Необходимо авторизоваться!");
			}

			if (string.IsNullOrEmpty(name) || cost <= 0 || medication == 0)
			{
				throw new Exception("Введены не все данные!");
			}

			_serviceLogic.Create(new ServiceBindingModel
			{
				Name = name,
				Cost = cost,
				MedicationId = medication
			});

			Response.Redirect("/Service/Services");
		}

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

			ViewBag.Medications = _medicationLogic.ReadList(null);

			return View(_serviceLogic.ReadElement(new ServiceSearchModel
			{
				Id = id
			}));
		}

		[HttpPost]
		public void UpdateService(int id, string name, int cost, int medication)
		{
			if (APIClient.User == null)
			{
				throw new Exception("Необходимо авторизоваться!");
			}

			if (string.IsNullOrEmpty(name) || cost <= 0 || medication == 0)
			{
				throw new Exception("Введены не все данные!");
			}

			_serviceLogic.Update(new ServiceBindingModel
			{
				Id = id,
				Name = name,
				Cost = cost,
				MedicationId = medication
			});

			Response.Redirect("/Service/Services");
		}

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

            _serviceLogic.Delete(new ServiceBindingModel
            {
                Id = id
            });

            Response.Redirect("/Service/Services");
        }
    }
}