using Microsoft.AspNetCore.Mvc;
using rgbc_sds.services.Models;
using rgbc_sds.services.Services;

namespace rgbc_sds.website.Controllers.Users
{
    public class UserController : Controller
    {
        #region [ Variables ]

        private readonly UserService _userService;

        #endregion [ Variables ]

        #region [ Constructor ]

        public UserController(UserService userService) 
        { 
            _userService = userService;
        }

        #endregion [ Constructor ]

        public IActionResult Index()
        {
            return View();
        }

        [HttpGet]
        public IActionResult UserList()
        {
            var model = _userService.GetUserList();

            model.LoggedInUserRole = HttpContext.Session.GetString("LoggedInUserRole");

            return View("~/Views/Maintenance/Users/UsersList.cshtml", model);
        }

        [HttpGet]
        public IActionResult AddUser()
        {
            var model = new UserViewModel();

            // create list of ports to be selected
            model.Roles.Add(new RoleModel { Id = (int)services.Enums.RoleEnum.Admin, Name = "Admin" });
            model.Roles.Add(new RoleModel { Id = (int)services.Enums.RoleEnum.Viewer, Name = "Viewer" });
            model.Roles.Add(new RoleModel { Id = (int)services.Enums.RoleEnum.Logistics, Name = "Logistics" });

            model.LoggedInUserRole = HttpContext.Session.GetString("LoggedInUserRole");

            ViewBag.RoleList = model.Roles;

            return View("~/Views/Maintenance/Users/AddUser.cshtml", model);
        }

        [HttpGet]
        public IActionResult GetUserToUpdate(int id)
        {
            var model = new UserViewModel();

            var existingUser = _userService.GetUser(id);

            if (existingUser != null)
            {
                model.Id = existingUser.Id;
                model.FirstName = existingUser.FirstName;
                model.LastName = existingUser.LastName;
                model.Email = existingUser.Email;
                model.RoleId = Convert.ToInt32(existingUser.RoleId);
            }

            // create list of ports to be selected
            model.Roles.Add(new RoleModel { Id = (int)services.Enums.RoleEnum.Admin, Name = "Admin" });
            model.Roles.Add(new RoleModel { Id = (int)services.Enums.RoleEnum.Viewer, Name = "Viewer" });
            model.Roles.Add(new RoleModel { Id = (int)services.Enums.RoleEnum.Logistics, Name = "Logistics" });

            ViewBag.RoleList = model.Roles;

            return View("~/Views/Maintenance/Users/UpdateUser.cshtml", model);
        }

        [HttpPost]
        public ActionResult SaveUser(UserViewModel model, IFormCollection fc)
        {
            var userModel = new UserModel();

            userModel.FirstName = model.FirstName;
            userModel.LastName = model.LastName;
            userModel.Email = model.Email;
            userModel.RoleId = Convert.ToInt32(fc["Roles"]);

            _userService.AddUser(userModel);

            userModel.LoggedInUserRole = HttpContext.Session.GetString("LoggedInUserRole");

            return RedirectToAction("UserList", "User");
        }

        [HttpPost]
        public ActionResult UpdateUser(UserViewModel model, IFormCollection fc) 
        {
            var updateModel = new UserModel();

            var existingUser = _userService.GetUser(model.Id);
            if (existingUser != null) 
            { 
                updateModel.Id = existingUser.Id;
                updateModel.FirstName = existingUser.FirstName;
                updateModel.LastName = existingUser.LastName;
                updateModel.Email = existingUser.Email;
                updateModel.RoleId = Convert.ToInt32(fc["Roles"]);

                _userService.UpdateUser(updateModel);
            }

            updateModel.LoggedInUserRole = HttpContext.Session.GetString("LoggedInUserRole");
            return RedirectToAction("UserList", "User");
        }

        [HttpPost]
        public ActionResult DeleteUser(int Id) 
        {
            var result = _userService.DeleteUser(Id);

            return RedirectToAction("UserList", "User");
        }
    }
}