using HospitalContracts.BindingModels;
using HospitalContracts.ViewModels;
using HospitalDataModels.Models;
using Microsoft.AspNetCore.Mvc;

namespace HospitalWebApp.Controllers
{
    /// <summary>
	/// Контроллер для сущности "Процедура"
	/// </summary>
    public class ProcedureController : Controller
    {
        /// <summary>
		/// Логгер
		/// </summary>
		private readonly ILogger<ProcedureController> _logger;

        /// <summary>
        /// Конструктор
        /// </summary>
        /// <param name="logger"></param>
        public ProcedureController(ILogger<ProcedureController> logger)
        {
            _logger = logger;
        }

        /// <summary>
		/// Вывести список процедур
		/// </summary>
		/// <returns></returns>
		[HttpGet]
        public IActionResult Procedures()
        {
            if (APIClient.Doctor == null)
            {
                return Redirect("~/Home/Enter");
            }

            return View(APIClient.GetRequest<List<ProcedureViewModel>>($"api/procedure/getprocedures"));
        }

        /// <summary>
		/// Создать процедуру
		/// </summary>
		/// <returns></returns>
		[HttpGet]
        public IActionResult CreateProcedure()
        {
            if (APIClient.Doctor == null)
            {
                return Redirect("~/Home/Enter");
            }

            ViewBag.Medicines = APIClient.GetRequest<List<MedicineViewModel>>("api/medicine/getmedicines");
            return View();
        }

        /// <summary>
        /// Создать процедуру
        /// </summary>
        /// <param name="name"></param>
        /// <param name="description"></param>
        /// <param name="medicines"></param>
        /// <exception cref="Exception"></exception>
        [HttpPost]
        public void CreateProcedure(string name, string? description, List<int> medicines)
        {
            if (APIClient.Doctor == null)
            {
                throw new Exception("Необходимо авторизоваться!");
            }

            if (string.IsNullOrEmpty(name) || medicines == null)
            {
                throw new Exception("Введены не все данные!");
            }

            Dictionary<int, IMedicineModel> procedureMedicines = new Dictionary<int, IMedicineModel>();
            foreach (var medicineId in medicines)
            {
                procedureMedicines.Add(medicineId, APIClient.GetRequest<MedicineViewModel>($"api/medicine/getmedicine?id={medicineId}"));
            }

            APIClient.PostRequest("api/procedure/createprocedure", new ProcedureBindingModel
            {
                Name = name,
                Description = description,
                ProcedureMedicines = procedureMedicines
            });

            Response.Redirect("Procedures");
        }

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

            ViewBag.Medicines = APIClient.GetRequest<List<MedicineViewModel>>("api/medicine/getmedicines");
            return View(APIClient.GetRequest<ProcedureViewModel>($"api/procedure/getprocedure?id={id}"));
        }

        /// <summary>
        /// Редактировать процедуру
        /// </summary>
        /// <param name="name"></param>
        /// <param name="description"></param>
        /// <param name="medicines"></param>
        /// <exception cref="Exception"></exception>
        [HttpPost]
        public void UpdateProcedure(int id, string name, string? description, List<int> medicines)
        {
            if (APIClient.Doctor == null)
            {
                throw new Exception("Необходимо авторизоваться!");
            }

            if (string.IsNullOrEmpty(name) || medicines == null)
            {
                throw new Exception("Введены не все данные!");
            }

            Dictionary<int, IMedicineModel> procedureMedicines = new Dictionary<int, IMedicineModel>();
            foreach (var medicineId in medicines)
            {
                procedureMedicines.Add(medicineId, APIClient.GetRequest<MedicineViewModel>($"api/medicine/getmedicine?id={medicineId}"));
            }

            APIClient.PostRequest("api/procedure/updateprocedure", new ProcedureBindingModel
            {
                Id = id,
                Name = name,
                Description = description,
                ProcedureMedicines = procedureMedicines
            });

            Response.Redirect("Procedures");
        }

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

            APIClient.PostRequest($"api/procedure/deleteprocedure", new ProcedureBindingModel
            {
                Id = id
            });

            Response.Redirect("Prodecures");
        }
    }
}