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

namespace rgbc_sds.website.Controllers.Suppliers
{
    public class SupplierController : Controller
    {
        #region [ Variables ]

        private readonly SupplierService _supplierService;

        #endregion [ Variables ]

        #region [ Constructor ]

        public SupplierController(SupplierService supplierService)
        {
            _supplierService = supplierService;
        }

        #endregion [ Constructor ]

        #region [ Get ]

        [HttpGet]
        [Route("supplier/supplierlist")]
        public ActionResult SupplierList()
        {
            var model = _supplierService.GetSupplierList();

            // populate supplier statuses
            model = PopulateSupplierStatus(model);

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

            return View("~/Views/Maintenance/Suppliers/SupplierList.cshtml", model);
        }

        [HttpGet]
        [Route("supplier/filtersupplierlist")]
        public ActionResult FilterSupplierList(SupplierModel model)
        {
            var returnModel = _supplierService.FilterSupplierList(model.SearchString, model.ActiveStatus);

            // populate supplier statuses
            returnModel = PopulateSupplierStatus(returnModel);

            returnModel.LoggedInUserRole = HttpContext.Session.GetString("LoggedInUserRole");
            returnModel.LoggedInUserName = HttpContext.Session.GetString("LoggedInUsername");

            return View("~/Views/Maintenance/Suppliers/SupplierList.cshtml", returnModel);
        }

        [HttpGet]
        [Route("supplier/getsuppliertoupdate/{id}")]
        public ActionResult GetSupplierToUpdate(int id)
        {
            var model = new SupplierViewModel();

            var supplier = _supplierService.GetSupplier(id);

            if (supplier != null)
            {
                model.Process = "EDIT";

                model.Id = supplier.Id;
                model.Name = supplier.Name;
                model.isActive = (bool)supplier.IsActive;
            }

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

            return View("~/Views/Maintenance/Suppliers/UpdateSupplier.cshtml", model);
        }

        [HttpGet]
        [Route("supplier/addsupplier")]
        public IActionResult AddSupplier()
        {
            var model = new SupplierViewModel();

            model.Process = "ADD";
            model.LoggedInUserRole = HttpContext.Session.GetString("LoggedInUserRole");
            model.LoggedInUserName = HttpContext.Session.GetString("LoggedInUsername");

            return View("~/Views/Maintenance/Suppliers/AddSupplier.cshtml", model);
        }

        #endregion [ Get ]

        #region [ Post ]

        [HttpPost]
        [Route("supplier/savesupplier")]
        public ActionResult SaveSupplier(SupplierViewModel model)
        {
            if (model.Name.IsNullOrEmpty())
            {
                TempData["ErrorMessage"] = "Please enter a valid Supplier Name.";
                return View("~/Views/Maintenance/Suppliers/AddSupplier.cshtml", model);
            }

            var supplierModel = new SupplierModel();

            supplierModel.Name = model.Name;
            supplierModel.CreatedBy = HttpContext.Session.GetString("LoggedInUsername");
            supplierModel.CreatedAt = DateTime.Now;

            _supplierService.AddSupplier(supplierModel);

            TempData["SuccessMessage"] = "Supplier Created Successfully";

            return RedirectToAction("SupplierList", "Supplier");
        }

        [HttpPost]
        [Route("supplier/updatesupplier")]
        public IActionResult UpdateSupplier(SupplierViewModel model)
        {
            if (model.Name.IsNullOrEmpty())
            {
                TempData["ErrorMessage"] = "Please enter a valid Supplier Name";
                return View("~/Views/Maintenance/Suppliers/UpdateSupplier.cshtml", model);
            }

            var newSupplierModel = new SupplierModel();
            newSupplierModel.Id = model.Id;
            newSupplierModel.Name = model.Name;
            newSupplierModel.IsActive = model.isActive;
            newSupplierModel.UpdatedBy = HttpContext.Session.GetString("LoggedInUsername");
            newSupplierModel.UpdatedAt = DateTime.Now;

            var result = _supplierService.UpdateSupplier(newSupplierModel);
            TempData["SuccessMessage"] = "Supplier Updated Successfully.";

            return RedirectToAction("SupplierList", "Supplier");
        }

        [HttpPost]
        [Route("supplier/deletesupplier/{id}")]
        public IActionResult DeleteSupplier(int id)
        {
            var loggedInUserName = HttpContext.Session.GetString("LoggedInUsername");

            var result = _supplierService.DeleteSupplier(id, loggedInUserName);
            TempData["SuccessMessage"] = "Supplier Deleted Successfully.";

            return RedirectToAction("SupplierList", "Supplier");
        }

        #endregion [ Post ]

        #region [ Helper Methods ]

        public SupplierModel PopulateSupplierStatus(SupplierModel model)
        {
            // create list of ports to be selected
            model.SupplierActiveList.Add(new SupplierActiveModel { Id = 1, Active = "Active" });
            model.SupplierActiveList.Add(new SupplierActiveModel { Id = 2, Active = "Inactive" });

            return model;
        }

        #endregion [ Helper Methods ]
    }
}