using System;
using System.Collections.Generic;
using System.Data;
using System.Data.Entity;
using System.Linq;
using System.Net;
using System.Web;
using System.Web.Mvc;
using StockManMVC.Models;

namespace StockManMVC.Controllers
{
    public class ItemFluxesController : Controller
    {
        private StockManEntities db = new StockManEntities();

        /// <summary>
        /// Selezione
        /// </summary>
        /// <param name="ItemID"></param>
        /// <param name="SearchVal"></param>
        /// <returns></returns>
        public static IEnumerable<ItemFlux> Select(int? ItemID, string SearchVal)
        {
            StockManEntities db = new StockManEntities();
            if (ItemID == null)
            {
                ItemID = 0;
            }
            var answ = db.ItemFlux.Where(s => s.ItemID == ItemID
                                        && (
                                                s.Note.Contains(SearchVal)
                                             || s.Location.Descr.Contains(SearchVal)
                                             || s.Location1.Descr.Contains(SearchVal)
                                             || s.Operator.LastName.Contains(SearchVal)
                                             || s.Operator.FirstName.Contains(SearchVal)
                                             || s.MovType.Descr.Contains(SearchVal)
                                        ));
            return answ;
        }
        /// <summary>
        /// Ricerca con selezione parametri
        /// </summary>
        /// <param name="ItemID"></param>
        /// <param name="SearchVal"></param>
        /// <param name="OrderBy"></param>
        /// <param name="Sort"></param>
        /// <returns></returns>
        public static IEnumerable<ItemFlux> Order(int? ItemID, string SearchVal, string OrderBy, string Sort)
        {
            IEnumerable<ItemFlux> answ = Select(ItemID, SearchVal);
            switch (OrderBy)
            {
                case "note":
                    if (Sort == "dsc")
                    {
                        answ = answ.OrderByDescending(x => x.Note);
                    }
                    else
                    {
                        answ = answ.OrderBy(x => x.Note);
                    }
                    break;
                case "Posizione":
                    if (Sort == "dsc")
                    {
                        answ = answ.OrderByDescending(x => x.Location.Descr);
                    }
                    else
                    {
                        answ = answ.OrderBy(x => x.Location.Descr);
                    }
                    break;
                case "Tipo":
                    if (Sort == "dsc")
                    {
                        answ = answ.OrderByDescending(x => x.MovType.Descr);
                    }
                    else
                    {
                        answ = answ.OrderBy(x => x.MovType.Descr);
                    }
                    break;
                case "Riferimento":
                    if (Sort == "dsc")
                    {
                        answ = answ.OrderByDescending(x => x.Location1.Descr);
                    }
                    else
                    {
                        answ = answ.OrderBy(x => x.Location1.Descr);
                    }
                    break;
                case "Operatore":
                    if (Sort == "dsc")
                    {
                        answ = answ.OrderByDescending(x => x.Operator.LastName);
                    }
                    else
                    {
                        answ = answ.OrderBy(x => x.Operator.LastName);
                    }
                    break;
                case "dtMov":
                default:
                    if (Sort == "dsc")
                    {
                        answ = answ.OrderByDescending(x => x.ID);
                    }
                    else
                    {
                        answ = answ.OrderBy(x => x.ID);
                    }
                    break;
            }
            return answ;
        }
        /// <summary>
        /// Ricerca con paginazione
        /// </summary>
        /// <param name="ItemID"></param>
        /// <param name="SearchVal"></param>
        /// <param name="OrderBy"></param>
        /// <param name="Sort"></param>
        /// <param name="startRowIndex"></param>
        /// <param name="maximumRows"></param>
        /// <returns></returns>
        public static IEnumerable<ItemFlux> SelectPage(int? ItemID, string SearchVal, string OrderBy, string Sort, int startRowIndex, int maximumRows)
        {
            return Order(ItemID, SearchVal, OrderBy, Sort).Skip(startRowIndex * maximumRows).Take(maximumRows);
        }
        /// <summary>
        /// calcolo num risultati
        /// </summary>
        /// <param name="ItemID"></param>
        /// <param name="SearchVal"></param>
        /// <returns></returns>
        public static int SelectCount(int? ItemID, string SearchVal)
        {
            return Select(ItemID, SearchVal).Count();
        }

        // GET: ItemFluxes
        public ActionResult Index()
        {
            var itemFlux = db.ItemFlux.Include(i => i.Location).Include(i => i.MovType).Include(i => i.Item).Include(i => i.Operator).Include(i => i.Location1);
            return View(itemFlux.ToList());
        }

        // GET: ItemFluxes/Details/5
        public ActionResult Details(int? id)
        {
            if (id == null)
            {
                return new HttpStatusCodeResult(HttpStatusCode.BadRequest);
            }
            ItemFlux itemFlux = db.ItemFlux.Find(id);
            if (itemFlux == null)
            {
                return HttpNotFound();
            }
            return View(itemFlux);
        }

        // GET: ItemFluxes/Create
        public ActionResult Create()
        {
            ViewBag.LocationID = new SelectList(db.Location, "ID", "Descr");
            ViewBag.MovTypeID = new SelectList(db.MovType, "ID", "Descr");
            ViewBag.ItemID = new SelectList(db.Item, "ID", "Descr");
            ViewBag.OperatorID = new SelectList(db.Operator, "ID", "CodExt");
            ViewBag.ExtLocationID = new SelectList(db.Location, "ID", "Descr");
            return View();
        }

        // POST: ItemFluxes/Create
        // To protect from overposting attacks, please enable the specific properties you want to bind to, for 
        // more details see http://go.microsoft.com/fwlink/?LinkId=317598.
        [HttpPost]
        [ValidateAntiForgeryToken]
        public ActionResult Create([Bind(Include = "ID,ItemID,LocationID,MovTypeID,ExtLocationID,dtMov,Qta,TotValue,UnitVal,Note,dtExport,OperatorID")] ItemFlux itemFlux)
        {
            if (ModelState.IsValid)
            {
                db.ItemFlux.Add(itemFlux);
                db.SaveChanges();
                return RedirectToAction("Index");
            }

            ViewBag.LocationID = new SelectList(db.Location, "ID", "Descr", itemFlux.LocationID);
            ViewBag.MovTypeID = new SelectList(db.MovType, "ID", "Descr", itemFlux.MovTypeID);
            ViewBag.ItemID = new SelectList(db.Item, "ID", "Descr", itemFlux.ItemID);
            ViewBag.OperatorID = new SelectList(db.Operator, "ID", "CodExt", itemFlux.OperatorID);
            ViewBag.ExtLocationID = new SelectList(db.Location, "ID", "Descr", itemFlux.ExtLocationID);
            return View(itemFlux);
        }

        // GET: ItemFluxes/Create with params preselected
        public ActionResult CreatePrecompiled(int ItemID, string MovTypeID)
        {
            ViewBag.LocationID = new SelectList(db.Location.Where(o => o.LocType.IsStock), "ID", "Descr");
            ViewBag.MovTypeID = new SelectList(db.MovType, "ID", "Descr", MovTypeID);
            ViewBag.ItemID = new SelectList(db.Item, "ID", "Descr", ItemID);
            ViewBag.OperatorID = new SelectList(db.Operator, "ID", "CodExt");
            // in base al tipo di mov richiesto determino cosa mostrare... 
            switch (MovTypeID)
            {
                case "CAR":
                    ViewBag.ExtLocationID = new SelectList(db.Location.Where(o => o.LocType.IsFor), "ID", "Descr");
                    break;
                case "SCAR":
                    ViewBag.ExtLocationID = new SelectList(db.Location.Where(o => o.LocType.IsCli), "ID", "Descr");
                    break;
                case "MOV":
                    ViewBag.ExtLocationID = new SelectList(db.Location.Where(o => o.LocType.IsStock), "ID", "Descr");
                    break;
                case "RETT":
                case "ND":
                default:
                    ViewBag.ExtLocationID = new SelectList(db.Location, "ID", "Descr");
                    break;
            }
            return View();
        }

        // POST: ItemFluxes/Create
        // To protect from overposting attacks, please enable the specific properties you want to bind to, for 
        // more details see http://go.microsoft.com/fwlink/?LinkId=317598.
        [HttpPost]
        [ValidateAntiForgeryToken]
        public ActionResult CreatePrecompiled([Bind(Include = "ID,ItemID,LocationID,MovTypeID,ExtLocationID,dtMov,Qta,TotValue,UnitVal,CodDoc,Note")] ItemFlux itemFlux)
        {
            // aggiungo campi mancanti...
            if (itemFlux.dtMov == null) itemFlux.dtMov = DateTime.Now;
            itemFlux.dtExport = null;
            string currOpID = "ND"; // default
            try
            {
                Operator currOp = (Operator)db.Operator.Where(o => o.CodExt == User.Identity.Name || o.CodExt.Contains(User.Identity.Name) || o.ID== User.Identity.Name);
                currOpID = currOp.ID;
            }
            catch
            { }
            itemFlux.OperatorID = currOpID; //@User.Identity.Name ==  cod.ext --> user dominio!

            // verifico Qta: SE CAR > 0, se SCAR < 0, se MOV / rett libero...
            switch (itemFlux.MovTypeID)
            {
                case "CAR":
                    itemFlux.Qta = Math.Abs(itemFlux.Qta);
                    break;
                case "SCAR":
                    itemFlux.Qta = -Math.Abs(itemFlux.Qta);
                    break;
                default:
                    break;
            }

            if (ModelState.IsValid)
            {
                db.ItemFlux.Add(itemFlux);
                db.SaveChanges();
                // rimando a pag esterna...
                return RedirectToAction("Details", "Items", new { ID = itemFlux.ItemID, StockItemID = itemFlux.ItemID, FluxItemID = itemFlux.ItemID });
                //return RedirectToAction("Index");
            }

            ViewBag.LocationID = new SelectList(db.Location, "ID", "Descr", itemFlux.LocationID);
            ViewBag.MovTypeID = new SelectList(db.MovType, "ID", "Descr", itemFlux.MovTypeID);
            ViewBag.ItemID = new SelectList(db.Item, "ID", "Descr", itemFlux.ItemID);
            ViewBag.OperatorID = new SelectList(db.Operator, "ID", "CodExt", itemFlux.OperatorID);
            ViewBag.ExtLocationID = new SelectList(db.Location, "ID", "Descr", itemFlux.ExtLocationID);

            return View(itemFlux);
        }

        // GET: ItemFluxes/Edit/5
        public ActionResult Edit(int? id)
        {
            if (id == null)
            {
                return new HttpStatusCodeResult(HttpStatusCode.BadRequest);
            }
            ItemFlux itemFlux = db.ItemFlux.Find(id);
            if (itemFlux == null)
            {
                return HttpNotFound();
            }
            ViewBag.LocationID = new SelectList(db.Location, "ID", "Descr", itemFlux.LocationID);
            ViewBag.MovTypeID = new SelectList(db.MovType, "ID", "Descr", itemFlux.MovTypeID);
            ViewBag.ItemID = new SelectList(db.Item, "ID", "Descr", itemFlux.ItemID);
            ViewBag.OperatorID = new SelectList(db.Operator, "ID", "CodExt", itemFlux.OperatorID);
            ViewBag.ExtLocationID = new SelectList(db.Location, "ID", "Descr", itemFlux.ExtLocationID);
            return View(itemFlux);
        }

        // POST: ItemFluxes/Edit/5
        // To protect from overposting attacks, please enable the specific properties you want to bind to, for 
        // more details see http://go.microsoft.com/fwlink/?LinkId=317598.
        [HttpPost]
        [ValidateAntiForgeryToken]
        public ActionResult Edit([Bind(Include = "ID,ItemID,LocationID,MovTypeID,ExtLocationID,dtMov,Qta,TotValue,UnitVal,CodDoc,Note,dtExport,OperatorID")] ItemFlux itemFlux)
        {
            //// recupero dati originali x operatore e dtExport e reimposto...
            //ItemFlux oldData =  db.ItemFlux.Find(itemFlux.ID);
            //itemFlux.OperatorID = oldData.OperatorID;
            //itemFlux.dtExport = oldData.dtExport;
            if (ModelState.IsValid)
            {
                db.Entry(itemFlux).State = EntityState.Modified;
                db.SaveChanges();

                // rimando ad azione differente...
                return RedirectToAction("Details", "Items", new { ID = itemFlux.ItemID, StockItemID = itemFlux.ItemID, FluxItemID = itemFlux.ItemID });
                //return RedirectToAction("Index");
            }
            ViewBag.LocationID = new SelectList(db.Location, "ID", "Descr", itemFlux.LocationID);
            ViewBag.MovTypeID = new SelectList(db.MovType, "ID", "Descr", itemFlux.MovTypeID);
            ViewBag.ItemID = new SelectList(db.Item, "ID", "Descr", itemFlux.ItemID);
            ViewBag.OperatorID = new SelectList(db.Operator, "ID", "CodExt", itemFlux.OperatorID);
            ViewBag.ExtLocationID = new SelectList(db.Location, "ID", "Descr", itemFlux.ExtLocationID);

            //// rimando ad azione differente...
            //return RedirectToAction("Details", "Items", new { ID = itemFlux.ItemID, StockItemID = itemFlux.ItemID, FluxItemID = itemFlux.ItemID });
            return View(itemFlux);
        }

        // GET: ItemFluxes/Delete/5
        public ActionResult Delete(int? id)
        {
            if (id == null)
            {
                return new HttpStatusCodeResult(HttpStatusCode.BadRequest);
            }
            ItemFlux itemFlux = db.ItemFlux.Find(id);
            if (itemFlux == null)
            {
                return HttpNotFound();
            }
            return View(itemFlux);
        }

        // POST: ItemFluxes/Delete/5
        [HttpPost, ActionName("Delete")]
        [ValidateAntiForgeryToken]
        public ActionResult DeleteConfirmed(int id)
        {
            ItemFlux itemFlux = db.ItemFlux.Find(id);
            db.ItemFlux.Remove(itemFlux);
            db.SaveChanges();
            return RedirectToAction("Index");
        }

        protected override void Dispose(bool disposing)
        {
            if (disposing)
            {
                db.Dispose();
            }
            base.Dispose(disposing);
        }
    }
}