using MongoDB.Driver;
using Newtonsoft.Json;
using Newtonsoft.Json.Converters;
using NKC_SDK;
using SteamWare;
using System;
using System.Collections.Generic;
using System.IO;
using System.Web;

namespace AppData
{
  /// <summary>
  /// Classe con metodi di supporto per COMUNICAZIONE
  /// </summary>
  public class ComLib
  {
    #region Gestione persistenza risposte via REST da NESTING

    /// <summary>
    /// Database corrente MongoDB
    /// </summary>
    IMongoDatabase database;
    /// <summary>
    /// Init classe ComLib
    /// </summary>
    public ComLib()
    {
      database = memLayer.ML.getMongoDatabase("NKC");
    }
    /// <summary>
    /// Classe impiego sstatico ComLib...
    /// </summary>
    public static ComLib man = new ComLib();

    /// <summary>
    /// Salva una risposta ricevuta x STIMA
    /// </summary>
    /// <param name="nestAnsw">Stringa della risposta JSON ricevuta dal nesting</param>
    /// <returns></returns>
    public bool saveEstAnsw(nestReplyBatchInitial nestAnsw)
    {
      bool answ = false;
      try
      {
        // definisco filtro
        var filtBuilder = Builders<nestReplyBatchInitial>.Filter;
        var filter = filtBuilder.Eq<int>("BatchID", nestAnsw.BatchID);
        var collRawData = database.GetCollection<nestReplyBatchInitial>("EstimationArchive");
        // elimino old
        collRawData.DeleteMany(filter);
        // aggiungo
        collRawData.InsertOne(nestAnsw);

        answ = true;
      }
      catch
      { }
      return answ;
    }
    /// <summary>
    /// Salva una risposta ricevuta x NESTING
    /// </summary>
    /// <param name="nestAnsw">Stringa della risposta JSON ricevuta dal nesting</param>
    /// <returns></returns>
    public bool saveNestAnsw(nestReplyBatchFinal nestAnsw)
    {
      bool answ = false;
      try
      {
        // definisco filtro
        var filtBuilder = Builders<nestReplyBatchFinal>.Filter;
        var filter = filtBuilder.Eq<int>("BatchID", nestAnsw.BatchID);
        var collRawData = database.GetCollection<nestReplyBatchFinal>("NestingArchive");
        // elimino old
        collRawData.DeleteMany(filter);
        // aggiungo
        collRawData.InsertOne(nestAnsw);
        answ = true;
      }
      catch
      { }
      return answ;
    }
    /// <summary>
    /// Recupero risposta stima salvata
    /// </summary>
    /// <param name="BatchID"></param>
    /// <returns></returns>
    public nestReplyBatchInitial getEstAnsw(int BatchID)
    {
      nestReplyBatchInitial answ = null;
      try
      {
        // definisco filtro
        var filtBuilder = Builders<nestReplyBatchInitial>.Filter;
        var filter = filtBuilder.Eq<int>("BatchID", BatchID);
        var collRawData = database.GetCollection<nestReplyBatchInitial>("EstimationArchive");
        // recupero
        answ = collRawData.Find(filter).Project<nestReplyBatchInitial>("{_id: 0}").FirstOrDefault<nestReplyBatchInitial>();
      }
      catch
      { }
      return answ;
    }
    /// <summary>
    /// Recupero risposta nesting salvata
    /// </summary>
    /// <param name="BatchID"></param>
    /// <returns></returns>
    public nestReplyBatchFinal getNestAnsw(int BatchID)
    {
      nestReplyBatchFinal answ = null;
      try
      {
        // definisco filtro
        var filtBuilder = Builders<nestReplyBatchFinal>.Filter;
        var filter = filtBuilder.Eq<int>("BatchID", BatchID);
        FindOptions opz = new FindOptions { ShowRecordId = false };
        var collRawData = database.GetCollection<nestReplyBatchFinal>("NestingArchive");
        // recupero
        answ = collRawData.Find(filter).Project<nestReplyBatchFinal>("{_id: 0}").FirstOrDefault<nestReplyBatchFinal>();
      }
      catch
      { }
      return answ;
    }

    //public object getEstAnsw(int BatchId)
    //{
    //  List<nestReplyBatchFinal> answ = null;

    //  var collNAA = database.GetCollection<nestReplyBatchFinal>("NestAnswArchive");
    //  // oggetto filtraggio x nest answ
    //  var builderNAA = Builders<nestReplyBatchFinal>.Filter;
    //  var filtBatchId = builderNAA.Eq(u => u.BatchID, BatchId);

    //  var datiCorrenti = collNAA.Find(filtBatchId);
    //  foreach (var item in datiCorrenti)
    //  {

    //  }
    //  return answ;
    //}

    /// <summary>
    /// restitusice ultima chiamata REST registrata su REDIS
    /// </summary>
    /// <returns></returns>
    public static string lastRestAnsw()
    {
      string answ = "";
      // recupero ultima call
      string redKey = $"{redNestAnsw}:LAST_CALL";
      answ = memLayer.ML.getRSV(redKey);
      return answ;
    }


    #endregion

    /// <summary>
    /// Wrapper traduzione termini
    /// </summary>
    /// <param name="lemma"></param>
    /// <returns></returns>
    public static string traduci(string lemma)
    {
      return user_std.UtSn.Traduci(lemma);
    }
    #region conf posizioni redis

    public static string redOutPath = "NKC:SERV:BREQ";
    public static string redMsgCount = "NKC:SERV:BREQ:MCount";
    public static string redMsgList = "NKC:SERV:BREQ:MList";
    public static string redMLCurrStack = "NKC:SERV:TAKT:CurrStack";

    public static string redNestAnsw = "NKC:NEST:BANSW";

    public static string redProdReq = "NKC:SERV:BUNKS";
    public static string redProdAnsw = "NKC:PROD:BUNKS";



    #endregion

    #region definizione classi impiegate con PROD



    public static string PositionStatusDescr(object value)
    {
      string answ = "";
      try
      {
        BatchPosition pStatus = (BatchPosition)Enum.Parse(typeof(BatchPosition), value.ToString());
        switch (pStatus)
        {
          case BatchPosition.NotStarted:
            answ = traduci("NotStarted");
            break;
          case BatchPosition.StackStarted:
            answ = traduci("Stacking");
            break;
          case BatchPosition.StackDone:
            answ = traduci("StackDone");
            break;
          default:
            break;
        }
      }
      catch
      { }
      return answ;
    }
    public static string BatchStatusDescr(object value)
    {
      string answ = "";
      try
      {
        BatchStatus bStatus = (BatchStatus)Enum.Parse(typeof(BatchStatus), value.ToString());
        switch (bStatus)
        {
          case BatchStatus.Imported:
            answ = "Imported";
            break;
          case BatchStatus.EstimationRequested:
            answ = "Estimation Requested";
            break;
          case BatchStatus.EstimationDone:
            answ = "Estimation Completed";
            break;
          case BatchStatus.NestRequested:
            answ = "Nesting Requested";
            break;
          case BatchStatus.NestDone:
            answ = "Nesting Completed";
            break;
          case BatchStatus.Approved:
            answ = "Nesting Approved";
            break;
          case BatchStatus.Discarded:
            answ = "Nesting Discarded";
            break;
          case BatchStatus.Errors:
            answ = "Nesting Impossibile (data errors)";
            break;
          case BatchStatus.PartEval:
            answ = "Part/Item under evaluation";
            break;
          case BatchStatus.PartOk:
            answ = "Part/Item Validated";
            break;
          case BatchStatus.PartKo:
            answ = "Part/Item NOT Validated";
            break;
          default:
            answ = $"Status unknown: {bStatus}";
            break;
        }
      }
      catch
      { }
      return answ;
    }

    /// <summary>
    /// Oggetto globale TAKT
    /// </summary>
    public class Takt
    {
      /// <summary>
      /// Codice univoco oggetto TAKT (data.num)
      /// </summary>
      public string TaktId { get; set; }
      /// <summary>
      /// Stato del TAKT
      /// </summary>
      public CStatus Status { get; set; }
      /// <summary>
      /// Elenco degli Stack da lavorare
      /// </summary>
      public List<ProdBunk> StackList { get; set; }
      /// <summary>
      /// Numero di Stack da lavorare
      /// </summary>
      public int NumStack
      {
        get
        {
          int answ = 0;
          try
          {
            answ = StackList.Count;
          }
          catch
          { }
          return answ;
        }
      }
    }

    #endregion

    #region definizione classi impiegate con NEST


    public class Parte
    {
      public int PartId { get; set; }
      public string DataMatrix { get; set; }
      public string ExtCode { get; set; }
      public string Description { get; set; }
      public int MatId { get; set; }
      public string PostProc { get; set; }
      public string ProcessReq { get; set; }
      public string CadFilePath { get; set; }
      public int Qty { get; set; }
    }

    public class BatchData
    {
      /// <summary>
      /// ID del batch in esecuzione
      /// </summary>
      public int BatchId { get; set; }
      /// <summary>
      /// tempo amssimo eprmesso x nesting (minuti)
      /// </summary>
      public int maxTime { get; set; }
      /// <summary>
      /// Tipo di processing richiesto
      /// 1 = stima
      /// 2 = nesting
      /// </summary>
      [JsonConverter(typeof(StringEnumConverter))]
      public int procType { get; set; }
      /// <summary>
      /// Codice della amcchina x cui si effettua richeista
      /// </summary>
      [JsonConverter(typeof(StringEnumConverter))]
      public mType machineType { get; set; }
      /// <summary>
      /// Tipo di ordine richeisto
      /// </summary>
      [JsonConverter(typeof(StringEnumConverter))]
      public oType orderType { get; set; }
    }
    /// <summary>
    /// Salva su redis l'oggetto dei materiali serializzato
    /// </summary>
    /// <returns></returns>
    public static bool sendMaterials()
    {
      bool answ = false;
      // leggo tab MNATERIALS da DB
      var table = DataLayer.man.taMat.GetData();
      // serializzo
      string redVal = JsonConvert.SerializeObject(table);
      // salvo
      string redKey = $"NKC:SERV:CONF:MATERIALS";
      // scrivo per ora solo su REDIS
      memLayer.ML.setRSV(redKey, redVal);
      return answ;
    }
    /// <summary>
    /// Restituisce il prossimo codice di envelope per comunicare con sistemi esterni
    /// </summary>
    /// <param name="BatchID">Batch contenuto nell'envelope</param>
    /// <param name="note">note opzionali (motivo envelope)</param>
    /// <returns></returns>
    public static string getNextEnv(int BatchID, string note)
    {
      // incremento counter
      long nextIndex = memLayer.ML.setRCntI(redMsgCount);
      // salvo contenuto della busta
      string answ = $"Z{nextIndex:000000000000}";
      Dictionary<string, string> lista = new Dictionary<string, string>();
      lista.Add(answ, $"{BatchID}|{note}");
      memLayer.ML.redSaveHashDict(redMsgList, lista);
      // ritorno
      return answ;
    }
    /// <summary>
    /// Restituisce elenco KVP delle buste ancora "pending" (quando processate le elimina da elenco...)
    /// </summary>
    /// <returns></returns>
    public static KeyValuePair<string, string>[] getEnvList()
    {
      KeyValuePair<string, string>[] answ = memLayer.ML.redGetHash(redMsgList);
      return answ;
    }
    /// <summary>
    /// resetta la richeista corrente in modo che non ce ne siano altre in coda
    /// </summary>
    /// <returns></returns>
    public static bool resetBatchReq()
    {
      bool answ = false;
      try
      {
        currBatchReq = "";
        answ = true;
      }
      catch
      { }
      return answ;
    }
    public static string currBatchReqKey
    {
      get
      {
        return $"{redOutPath}:CURR";
      }
    }
    /// <summary>
    /// Valore della richiesta corrente di elaborazione batch
    /// </summary>
    public static string currBatchReq
    {
      get
      {
        return memLayer.ML.getRSV(currBatchReqKey);
      }
      set
      {
        // scrivo su REDIS
        memLayer.ML.setRSV(currBatchReqKey, value);
      }
    }
    public static bool sendFirstValidationBatch()
    {
      bool answ = false;
      // verifico se sia vuota la richeista corrente (= chiuso...)      

      // ora verifico, se ci sono batch in stato 8 (da validare) --> metto in coda!
      var tabBatch = DataLayer.man.taBL.getByStatus(8, "", 1);
      bool hasValReq = tabBatch.Count > 0;
      if (hasValReq)
      {
        // invia a redis una richiesta...
        sendMaterials();
        // recupero PRIMO batchID da validare
        int nextBatchId = 0;
        try
        {
          nextBatchId = tabBatch[0].BatchID;
        }
        catch
        { }
        if (nextBatchId > 0)
        {
          // richiedo!
          sendBatchReq(nextBatchId, "Estimation", 1);
          // registro su DB nesting iniziato... QUANDO MI RISPONDE dovrò verificare che era un abtch x VALIDAZIONE
          DataLayer.man.taBL.updateStatus(nextBatchId, (int)BatchStatus.EstimationRequested, "", 0);
          answ = true;
        }
      }
      // resituisco
      return answ;
    }
    /// <summary>
    /// Invia una richiesta di esecuzione di Nesting x un Batch
    /// </summary>
    /// <param name="BatchID">Batch di cui si chiede processing</param>
    /// <param name="note">note opzionali</param>
    /// <param name="pType">Tipo processo: 1 = stima, 2 = nesting</param>
    /// <returns></returns>
    public static bool sendBatchReq(int BatchID, string note, int pType)
    {
      bool answ = false;
      // per prima cosa mi serve una "nuova busta" per inviare i messaggi
      string nextEnv = getNextEnv(BatchID, note);
      // preparo il contenuto della busta ed invio i messaggi... 
      try
      {
        // in base allo stato del BATCH corrente determino il tempo e le opzioni da inviare...
        var batch = DataLayer.man.taBL.getByKey(BatchID);
        int mTime = 1;
        if (batch[0].STATUS < (int)BatchStatus.EstimationDone)
        {
          mTime = memLayer.ML.cdvi("estimMaxTime");
        }
        else
        {
          mTime = memLayer.ML.cdvi("nestMaxTime");
        }

        // init oggetti x fare cicli...
        Order currOrder = null;
        Kit currentKit = null;
        Part currPart = null;
        List<Order> listOrder = new List<Order>();
        List<Kit> listKit = new List<Kit>();
        List<Part> listPart = new List<Part>();

        // leggo tab ORDINI da DB
        var tblOrd = DataLayer.man.taOL.getByBatch(BatchID);
        // leggo tab KIT da DB
        var tblKit = DataLayer.man.taKL.getByBatch(BatchID);
        // leggo tab ITEMS da DB
        var tblItm = DataLayer.man.taIL.getByBatch(BatchID);

        // ciclo per comporre oggetto con cicli annidiati ext --> int
        foreach (var rigaOrd in tblOrd)
        {
          listKit = new List<Kit>();
          // compongo kit
          var righeKit = (DS_App.KitListRow[])tblKit.Select($"OrdID = {rigaOrd.OrdID}");
          foreach (var rigaKit in righeKit)
          {
            listPart = new List<Part>();
            // elenco ITEMS
            var righeItems = (DS_App.ItemListRow[])tblItm.Select($"KitID = {rigaKit.KitID}");
            foreach (var rigaItem in righeItems)
            {
              currPart = new Part()
              {
                PartId = rigaItem.ItemID,
                PartExtCode = rigaItem.ItemExtCode,
                PartDtmx = rigaItem.ItemDtmx,
                PartQty = rigaItem.ItemQty,
                MatId = rigaItem.MatID,
                CadFilePath = rigaItem.CadFilePath
              };
              listPart.Add(currPart);
            }
            // compongo KIT
            currentKit = new Kit()
            {
              KitId = rigaKit.KitID,
              KitExtCode = rigaKit.KitExtCode,
              PartList = listPart
            };
            listKit.Add(currentKit);
          }
          // compongo ordine
          currOrder = new Order()
          {
            OrderId = rigaOrd.OrdID,
            OrderCod = rigaOrd.OrdCodOrig,
            OrderExtCode = rigaOrd.OrderExtCode,
            DestPlant = rigaOrd.DestPlant,
            KitList = listKit
          };
          listOrder.Add(currOrder);
        }
        // oggetto complessivo
        batchRequest newBatchreq = new batchRequest()
        {
          BatchId = BatchID,
          EnvNum = nextEnv,
          MaxTime = mTime,
          ProcType = pType,
          MachineType = mType.Multiax,
          OrderType = oType.BatchRequest,
          OrderList = listOrder
        };

        // serializzo
        string redVal = JsonConvert.SerializeObject(newBatchreq);
        // salvo
        string redKey = $"{redOutPath}:{nextEnv}";
        // scrivo su REDIS
        memLayer.ML.setRSV(redKey, redVal);

        // invio notifica che c'è una busta da processare
        memLayer.ML.setRSV(currBatchReqKey, nextEnv);
        answ = true;
      }
      catch (Exception exc)
      { }
      // restituisco ok
      return answ;
    }

    /// <summary>
    /// Verifica lo stato di una richiesta di esecuzione  BATCH x stima/nesting
    /// </summary>
    /// <param name="OffOrderID">OfflineOrder di cui si chiede processing</param>
    /// <param name="note">note opzionali</param>
    /// <returns></returns>
    public static bool checkBatchReq(int OffOrderID)
    {
      bool answ = false;
#if false
      string typeSearch = "OffOrdCalculation";
      string keyEnv = "";
      // recupero lista dei vari task APERTI...
      KeyValuePair<string, string>[] comAperte = getEnvList();
      // processo x cercare ordine...
      foreach (var item in comAperte)
      {
        // cerco dove sia quello richiesto
        if (item.Value.Contains(typeSearch))
        {
          // controllo SE sia quello richiesto
          if (item.Value == $"{OffOrderID}|{typeSearch}")
          {
            keyEnv = item.Key;
            break;
          }
        }
      }
      // controllo e se c'è risposta --> update DB
      string redKey = $"{redNestAnsw}:FULL:{keyEnv}";
      string rawAnsw = memLayer.ML.getRSV(redKey);
      if (rawAnsw != "")
      {
        // cerco risposta come stack --> disegno...
        var offOrder = deserializeOfflineOrder(rawAnsw);
        // se ho in risposta 1 stack...
        if (offOrder.Stacks.Count == 1)
        {
          // se ho 1 solo sheet 
          var sheets = offOrder.Stacks[0].SheetList;
          if (sheets.Count == 1)
          {
            // controllo se ho CNC prog
            answ = sheets[0].MachiningProgram != "";
            if (answ)
            {
              // aggiorno su DB il disegno...
              string disegno = sheets[0].Drawing;
              DataLayer.man.taOffOL.updateDrawing(OffOrderID, disegno);
            }
          }
        }
      } 
#endif
      // restituisco ok
      return answ;
    }

    /// <summary>
    /// Invia una richiesta di esecuzione di CAM x un ordine offline
    /// </summary>
    /// <param name="OffOrderID">OfflineOrder di cui si chiede processing</param>
    /// <param name="note">note opzionali</param>
    /// <returns></returns>
    public static bool sendOfflineOrderReq(int OffOrderID, string note)
    {
      bool answ = false;
      // per prima cosa mi serve una "nuova busta" per inviare i messaggi
      string nextEnv = getNextEnv(OffOrderID, note);
      // preparo il contenuto della busta ed invio i messaggi... 
      try
      {
        int mTime = 5;
        int pType = 1;
        // serializzo ordini come ARRAY VUOTO
        string redVal = "[]";
        // salvo
        string redKey = $"{redOutPath}:{nextEnv}:ORDERS";
        // scrivo su REDIS
        memLayer.ML.setRSV(redKey, redVal);
        // ora ITEMS
        var tblItm = DataLayer.man.taIL.getByOfflineOrder(OffOrderID);
        // serializzo
        redVal = JsonConvert.SerializeObject(tblItm);
        // salvo
        redKey = $"{redOutPath}:{nextEnv}:ITEMS";
        // scrivo su REDIS
        memLayer.ML.setRSV(redKey, redVal);
        // ora versione gerarchica
        var currBatch = new BatchData()
        {
          BatchId = OffOrderID,
          maxTime = mTime,
          procType = pType,
          machineType = mType.Offline,
          orderType = oType.OfflineOrder
        };
        // serializzo
        redVal = JsonConvert.SerializeObject(currBatch);
        // salvo
        redKey = $"{redOutPath}:{nextEnv}:DATA";
        // scrivo su REDIS
        memLayer.ML.setRSV(redKey, redVal);

        // invio notifica che c'è una busta da processare
        memLayer.ML.setRSV(currBatchReqKey, nextEnv);
        answ = true;
      }
      catch (Exception exc)
      {
        logger.lg.scriviLog($"Eccezione in sendOfflineOrderReq:{Environment.NewLine}{exc}");
      }
      // restituisco ok
      return answ;
    }

    /// <summary>
    /// Verifica lo stato di una richiesta di esecuzione 
    /// </summary>
    /// <param name="OffOrderID">OfflineOrder di cui si chiede processing</param>
    /// <param name="note">note opzionali</param>
    /// <returns></returns>
    public static bool checkOfflineOrderReq(int OffOrderID)
    {
      bool answ = false;
      string typeSearch = "OffOrdCalculation";
      string keyEnv = "";
      // recupero lista dei vari task APERTI...
      KeyValuePair<string, string>[] comAperte = getEnvList();
      // processo x cercare ordine...
      foreach (var item in comAperte)
      {
        // cerco dove sia quello richiesto
        if (item.Value.Contains(typeSearch))
        {
          // controllo SE sia quello richiesto
          if (item.Value == $"{OffOrderID}|{typeSearch}")
          {
            keyEnv = item.Key;
            break;
          }
        }
      }
      // controllo e se c'è risposta --> update DB
      string redKey = $"{redNestAnsw}:FULL:{keyEnv}";
      string rawAnsw = memLayer.ML.getRSV(redKey);
      if (rawAnsw != "")
      {
        // cerco risposta come stack --> disegno...
        var offOrder = deserializeOfflineOrder(rawAnsw);
        // se ho in risposta 1+ sheets...
        if (offOrder.SheetList.Count > 0)
        {
          // se ho 1 solo sheet 
          var sheets = offOrder.SheetList;
          // controllo se ho CNC prog
          answ = sheets[0].MachiningProgram != "";
          if (answ)
          {
            // aggiorno su DB il disegno...
            string disegno = sheets[0].Drawing;
            DataLayer.man.taOffOL.updateDrawing(OffOrderID, disegno);
          }
        }
      }
      // restituisco ok
      return answ;
    }
    /// <summary>
    /// Salvo dati su PartList ricevuti da Nesting (COMPETATO)
    /// </summary>
    /// <param name="BatchID"></param>
    /// <param name="BunkList"></param>
    public static void updateBunksFromNesting(int BatchID, List<NestBunk> BunkList)
    {
      // inizio a processare... bunks!
      if (BunkList != null)
      {
        foreach (var bunk in BunkList)
        {
          // creo il BUNK!
          var newBunk = DataLayer.man.taSTL.insertAndReturn(bunk.BunkIndex, BatchID);
          // se ho un bunk in risposta...
          if (newBunk.Count == 1)
          {
            var currBunk = newBunk[0];
            // processo sheets
            if (bunk.SheetList != null)
            {
              foreach (var sheet in bunk.SheetList)
              {
                // creo lo sheet...
                var newSheet = DataLayer.man.taSHL.insertAndReturn(sheet.SheetIndex, sheet.MatId, (decimal)sheet.EstimatedWorktime, currBunk.StackID, sheet.PrintProgram, sheet.MachiningProgram, sheet.Drawing);
                // se ho 1 sheet in risposta
                if (newSheet.Count == 1)
                {
                  var currSheet = newSheet[0];
                  // processo items!
                  if (sheet.PartList != null)
                  {
                    foreach (var part in sheet.PartList)
                    {
                      // aggiungo part a sheet (in tab nesting)
                      DataLayer.man.taNest.insertAndReturn(currSheet.SheetID, part.PartId);
                    }
                  }
                }
              }
            }
          }
        }
      }
    }
    /// <summary>
    /// Salvo dati su PartList ricevuti da Nesting (COMPETATO)
    /// </summary>
    /// <param name="BatchID"></param>
    /// <param name="BinList"></param>
    public static void updateBinsFromNesting(int BatchID, List<NestBin> BinList)
    {
      // inizio a processare... bunks!
      if (BinList != null)
      {
        foreach (var item in BinList)
        {
          // creo il BIN!
          var newBin = DataLayer.man.taBN.insertAndReturn(item.BinIndex);
          // se ho un BIN in risposta...
          if (newBin.Count == 1)
          {
            var currBin = newBin[0];
            // processo sheets
            if (item.PartList != null)
            {
              foreach (var part in item.PartList)
              {
                // creo lo sheet...
                var newB2I = DataLayer.man.taBNLS.insertAndReturn(currBin.BinID, part.PartId);
              }
            }
          }
        }
      }
    }
    /// <summary>
    /// Salvo dati su PartList ricevuti da Nesting (COMPETATO)
    /// </summary>
    /// <param name="BatchID"></param>
    /// <param name="CartList"></param>
    public static void updateCartsFromNesting(int BatchID, List<NestCart> CartList)
    {
      // inizio a processare... bunks!
      if (CartList != null)
      {
        foreach (var item in CartList)
        {
          // creo il CART!
          var newCart = DataLayer.man.taCR.insertAndReturn(item.CartIndex);
          // se ho un CART in risposta...
          if (newCart.Count == 1)
          {
            var currCart = newCart[0];
            // processo sheets
            if (item.KitList != null)
            {
              foreach (var kit in item.KitList)
              {
                // creo lo sheet...
                var updKit = DataLayer.man.taKL.updateCart(kit.KitId, currCart.CartID);
              }
            }
          }
        }
      }
    }
    /// <summary>
    /// Salvo dati su PartList ricevuti da Nesting (stima)
    /// </summary>
    /// <param name="PartList"></param>
    public static void updatePartsFromNesting(List<Part> PartList)
    {
      string PostProcList = "";
      string ProcessesReq = "";
      string pdfFilePath = "";
      // salvo elenco materiali x ogni item...
      foreach (Part currItem in PartList)
      {
        // calcolo parametri...
        PostProcList = getPostProcList(currItem.OptParameters);
        ProcessesReq = getProcessesReq(currItem.OptParameters);
        pdfFilePath = getPdfFilePath(currItem.OptParameters);
        DataLayer.man.taIL.updateFromNesting(currItem.PartId, currItem.MatId, PostProcList, ProcessesReq, pdfFilePath);
      }
    }

    /// <summary>
    /// Recupera le operazioni di PostProcessing, esempio:
    /// - T-Nut
    /// - Round
    /// - Chop
    /// </summary>
    /// <param name="optParameters"></param>
    /// <returns></returns>
    public static string getPostProcList(Dictionary<string, string> optParameters)
    {
      string answ = "";
      foreach (var currOpt in optParameters)
      {
        switch (currOpt.Key)
        {
          case "ChopAtTab":
          case "RoundEdge":
          case "TNutFlag":
            // se contiene YES aggiungo...
            if (currOpt.Value.ToLower() == "yes")
            {
              answ += $"{currOpt.Key}#";
            }
            break;
        }
      }
      // se finisce per "#" trimmo...
      if (answ.EndsWith("#"))
      {
        answ = answ.Substring(0, answ.Length - 1);
      }
      return answ;
    }
    /// <summary>
    /// Recupera le operazioni RICHIESTE a valle
    /// - Paint
    /// - Assembly
    /// - SecOp
    /// </summary>
    /// <param name="optParameters"></param>
    /// <returns></returns>
    public static string getProcessesReq(Dictionary<string, string> optParameters)
    {
      string answ = "";
      foreach (var currOpt in optParameters)
      {
        switch (currOpt.Key)
        {
          case "AssemblyCell":
          case "PaintFlag":
            // se contiene YES aggiungo...
            if (currOpt.Value.ToLower() == "yes")
            {
              answ += $"{currOpt.Key}#";
            }
            break;
        }
      }
      // se finisce per "#" trimmo...
      if (answ.EndsWith("#"))
      {
        answ = answ.Substring(0, answ.Length - 1);
      }
      return answ;
    }
    /// <summary>
    /// Recupera file pdf
    /// </summary>
    /// <param name="optParameters"></param>
    /// <returns></returns>
    public static string getPdfFilePath(Dictionary<string, string> optParameters)
    {
      string answ = "";
      if (optParameters.ContainsKey("PdfLink"))
      {
        answ = optParameters["PdfLink"];
      }
      return answ;
    }

    #endregion

    #region metodi helper di conversione

    /// <summary>
    /// Helper x serializzare l'oggetto
    /// </summary>
    /// <param name="currData"></param>
    /// <returns></returns>
    public static string serializeTakt(Takt currData)
    {
      string answ = JsonConvert.SerializeObject(currData);
      return answ;
    }
    /// <summary>
    /// Helper x deserializzare l'oggetto
    /// </summary>
    /// <param name="rawData"></param>
    /// <returns></returns>
    public static Takt deserializeTakt(string rawData)
    {
      Takt answ = JsonConvert.DeserializeObject<Takt>(rawData);
      return answ;
    }
    /// <summary>
    /// Deserializza un ordine offline
    /// </summary>
    /// <param name="rawData"></param>
    /// <returns></returns>
    public static nestReplyOffOrd deserializeOfflineOrder(string rawData)
    {
      nestReplyOffOrd answ = null;
      try
      {
        answ = JsonConvert.DeserializeObject<nestReplyOffOrd>(rawData);
      }
      catch
      { }
      return answ;
    }

    #endregion

    #region metodi x data persistence

    /// <summary>
    /// Salvo il Takt inviato
    /// </summary>
    /// <param name="origin">Origine del dato: SERV / PROD / NEST</param>
    /// <param name="currData"></param>
    /// <returns></returns>
    public static bool saveTakt(string origin, Takt currData)
    {
      bool answ = false;
      try
      {
        // calcolo valori redis
        string redKey = $"NKC:{origin.ToUpper()}:TAKT:{currData.TaktId}";
        string redVal = serializeTakt(currData);
        // scrivo per ora solo su REDIS
        memLayer.ML.setRSV(redKey, redVal);
        answ = true;
      }
      catch
      { }
      return answ;
    }

    /// <summary>
    /// Leggo il Takt inviato
    /// </summary>
    /// <param name="origin">Origine del dato: SERV / PROD / NEST</param>
    /// <param name="currData"></param>
    /// <returns></returns>
    public static Takt readTakt(string origin, string TaktId)
    {
      Takt answ = null;
      try
      {
        string redKey = $"NKC:{origin.ToUpper()}:TAKT:{TaktId}";
        string redVal = memLayer.ML.getRSV(redKey);
        answ = deserializeTakt(redVal);
      }
      catch
      { }
      return answ;
    }



    #endregion

    #region metodi per PROD

    /// <summary>
    /// Esegue richieste lettura da PROD
    /// </summary>
    public static void procProdReadReq()
    {
      // !!!FIXME!!!
    }
    /// <summary>
    /// Esegue richieste lettura da PROD
    /// </summary>
    public static void procProdWriteReq()
    {
      // !!!FIXME!!!
    }

    /// <summary>
    /// Fornisce il prossimo TAKT da elaborare oppure null se non ce ne fossero altri da elaborare per la data CORRENTE
    /// </summary>
    /// <returns></returns>
    public Takt prodGetNextTakt()
    {
      return null;
    }
    /// <summary>
    /// Chiave primo bunk su redis
    /// </summary>
    protected static string redFirstBunkKey = $"{redProdReq}:FirstBunk";
    /// <summary>
    /// Chiave primo bunk su redis
    /// </summary>
    protected static string redAllNextBunkKey = $"{redProdReq}:NextBunk";
    /// <summary>
    /// TTL standard x dati da scambiare con PROD (30 gg)
    /// </summary>
    protected static int ttlProdData = 3600 * 24 * 30;
    /// <summary>
    /// Chiave primo bunk su redis
    /// </summary>
    protected static string redNextBunkKey(int BunkID)
    {
      return $"{redProdReq}:NextBunk:{BunkID}";
    }
    /// <summary>
    /// Resetto in REDIS i dati di bunk (corrente e successivi)
    /// </summary>
    public static void resetRedisBunkData()
    {
      redisFirstBunk = null;
    }
    /// <summary>
    /// Cache redis del PRIMO bunk da lavorare
    /// </summary>
    private static ProdBunk redisFirstBunk
    {
      get
      {
        ProdBunk answ = null;
        string rawData = memLayer.ML.getRSV(redFirstBunkKey);
        if (rawData != "")
        {
          // provo a deserializzare
          try
          {
            answ = JsonConvert.DeserializeObject<ProdBunk>(rawData);
          }
          catch
          { }
        }
        return answ;
      }
      set
      {
        if (value != null)
        {
          string redVal = JsonConvert.SerializeObject(value);
          // default lascio x 5 minuti...
          memLayer.ML.setRSV(redFirstBunkKey, redVal, ttlProdData);
        }
        else
        // se null elimino da redis
        {
          memLayer.ML.setRSV(redFirstBunkKey, "");
          // elimino TUTTI i next...
          memLayer.ML.redFlushKey(redAllNextBunkKey);
        }
      }
    }


    /// <summary>
    /// Recupero da Redis del SUCCESSIVO bunk da lavorare
    /// </summary>
    /// <param name="currBunkId"></param>
    /// <returns></returns>
    private static ProdBunk getRedisNextBunk(int currBunkId)
    {
      ProdBunk answ = null;
      string rawData = memLayer.ML.getRSV(redNextBunkKey(currBunkId));
      if (rawData != "")
      {
        // provo a deserializzare
        try
        {
          answ = JsonConvert.DeserializeObject<ProdBunk>(rawData);
        }
        catch
        { }
      }
      return answ;
    }
    /// <summary>
    /// Salvo in Redis il SUCCESSIVO bunk da lavorare
    /// </summary>
    /// <param name="currBunkId"></param>
    /// <param name="value"></param>
    private static void setRedisNextBunk(int currBunkId, ProdBunk value)
    {
      if (value != null)
      {
        string redVal = JsonConvert.SerializeObject(value);
        // default lascio x 5 minuti...
        memLayer.ML.setRSV(redNextBunkKey(currBunkId), redVal, ttlProdData);
      }
      else
      // se null elimino da redis
      {
        memLayer.ML.setRSV(redNextBunkKey(currBunkId), "");
      }
    }

    /// <summary>
    /// Restituisce il PRIMO bunk secondo criterio:
    /// - posizione = 5 (ho letto da webApp il BUNK e preso in carico)
    /// - NumSheet > NumSheetUnload 
    /// - Ordinato per StackIndex (crescente) x avere il più VECCHIO
    /// </summary>
    /// <returns></returns>
    public static ProdBunk prodGetFirstBunk()
    {
      // cerco prima su REDIS...
      ProdBunk answ = redisFirstBunk;
      if (answ == null)
      {
        // vado sul DB e leggo ...
        DS_App.StackListDataTable tabBunks = DataLayer.man.taSTL.getLoaded();
        // controllo di averne almeno 1...
        if (tabBunks.Count > 0)
        {
          DS_App.StackListRow currBunk = tabBunks[0];
          answ = getBunkFromDb(currBunk);
          // se ho qualcosa salvo su REDIS
          redisFirstBunk = answ;
        }
      }
      return answ;
    }

    /// <summary>
    /// Restituisce il PROSSIMO bunk secondo criterio:
    /// - posizione = 5 (ho letto da webApp il BUNK e preso in carico)
    /// - NumSheet > NumSheetUnload 
    /// - Ordinato per StackIndex (crescente) x avere il più VECCHIO
    /// - SUCCESSIVO al BunkID(=StackID) ricevuto
    /// </summary>
    /// <returns></returns>
    public static ProdBunk prodGetNextBunk(int BunkID)
    {
      ProdBunk answ = getRedisNextBunk(BunkID);
      if (answ == null)
      {
        // vado sul DB e leggo ...
        DS_App.StackListDataTable tabBunks = DataLayer.man.taSTL.getLoaded();
        // controllo di averne almeno 1...
        if (tabBunks.Count > 0)
        {
          DS_App.StackListRow currBunk = null;
          bool trovato = false;
          // ciclo
          foreach (var item in tabBunks)
          {
            if (trovato)
            {
              currBunk = item;
              break;
            }
            // controllo se sia quello richiesto
            if (item.StackID == BunkID)
            {
              trovato = true;
            }
          }
          // se c'è un bunk trovato --> carico
          if (currBunk != null)
          {
            answ = getBunkFromDb(currBunk);
            // salvo su redis
            setRedisNextBunk(BunkID, answ);
          }
        }
      }
      return answ;
    }
    /// <summary>
    /// Recupera e transcodifica DA DB i dati di UN SINGOLO bunk
    /// </summary>
    /// <param name="currBunk"></param>
    /// <returns></returns>
    private static ProdBunk getBunkFromDb(DS_App.StackListRow currBunk)
    {
      ProdBunk answ;
      // calcolo attributi oggetti
      CStatus currSt = CStatus.Programmed;
      if (currBunk.Position == 5)
      {
        currSt = CStatus.Running;
      }
      else
      {
        currSt = CStatus.Done;
      }
      List<ProdSheet> elSheet = new List<ProdSheet>();
      // recupero gli sheets di questo stack...
      DS_App.SheetListDataTable tabSheets = DataLayer.man.taSHL.getByStack(currBunk.StackID);
      DateTime dataStart = DateTime.Now;
      ProdSheet currPanel;
      foreach (var item in tabSheets)
      {
        // converto i workData con check null sul campo data
        WorkData wdPrint = new WorkData()
        {
          DtStart = item.IsPrntStartNull() ? null : (DateTime?)item.PrntStart,
          DtEnd = item.IsPrntEndNull() ? null : (DateTime?)item.PrntEnd,
          ProgramPath = item.PrintFilePath
        };
        WorkData wdMachining = new WorkData()
        {
          DtStart = item.IsWrkStartNull() ? null : (DateTime?)item.WrkStart,
          DtEnd = item.IsWrkEndNull() ? null : (DateTime?)item.WrkEnd,
          ProgramPath = item.CncFilePath
        };
        WorkData wdUnload = new WorkData()
        {
          DtStart = item.IsUnlStartNull() ? null : (DateTime?)item.UnlStart,
          DtEnd = item.IsUnlEndNull() ? null : (DateTime?)item.UnlEnd
        };
        MaterialData material = new MaterialData()
        {
          MaterialId = item.MatID,
          MaterialDescription = item.MatDesc,
          MaterialPN = item.MatExtCode.ToString()
        };
        PStatus currPnlStatus = PStatus.Programmed;
        Enum.TryParse(item.ShStatus.ToString(), out currPnlStatus);
        currPanel = new ProdSheet()
        {
          Printing = wdPrint,
          Machining = wdMachining,
          Unloading = wdUnload,
          Material = material,
          SheetId = item.SheetID,
          Status = currPnlStatus
        };
        elSheet.Add(currPanel);
        if (!item.IsPrntStartNull())
        {
          dataStart = item.PrntStart < dataStart ? item.PrntStart : dataStart;
        }
      }
      // compongo il bunk...
      answ = new ProdBunk()
      {
        BunkId = currBunk.StackID,
        Status = currSt,
        DataMatrix = currBunk.StackDtmx,
        SheetList = elSheet,
        DtStart = dataStart
      };
      return answ;
    }

    /// <summary>
    /// Recupera e transcodifica DA DB i dati di UN SINGOLO bunk
    /// </summary>
    /// <param name="currBunk"></param>
    /// <returns></returns>
    public static ProdBunk prodGetBunk(int StackID)
    {
      ProdBunk answ = null;
      List<ProdSheet> elSheet = new List<ProdSheet>();
      var tabBunks = DataLayer.man.taSTL.getByKey(StackID);
      if (tabBunks.Count == 1)
      {
        DS_App.StackListRow currBunk = tabBunks[0];
        // calcolo attributi oggetti
        CStatus currSt = CStatus.Programmed;
        if (currBunk.Position == 5)
        {
          currSt = CStatus.Running;
        }
        else
        {
          currSt = CStatus.Done;
        }
        // recupero gli sheets di questo stack...
        DS_App.SheetListDataTable tabSheets = DataLayer.man.taSHL.getByStack(StackID);
        DateTime dataStart = DateTime.Now;
        ProdSheet currPanel;
        foreach (var item in tabSheets)
        {
          // converto i workData
          WorkData wdPrint = new WorkData()
          {
            DtStart = item.IsPrntStartNull() ? null : (DateTime?)item.PrntStart,
            DtEnd = item.IsPrntEndNull() ? null : (DateTime?)item.PrntEnd,
            ProgramPath = item.PrintFilePath
          };
          WorkData wdMachining = new WorkData()
          {
            DtStart = item.IsWrkStartNull() ? null : (DateTime?)item.WrkStart,
            DtEnd = item.IsWrkEndNull() ? null : (DateTime?)item.WrkEnd,
            ProgramPath = item.CncFilePath
          };
          WorkData wdUnload = new WorkData()
          {
            DtStart = item.IsUnlStartNull() ? null : (DateTime?)item.UnlStart,
            DtEnd = item.IsUnlEndNull() ? null : (DateTime?)item.UnlEnd
          };
          MaterialData material = new MaterialData()
          {
            MaterialId = item.MatID,
            MaterialDescription = item.MatDesc,
            MaterialPN = item.MatExtCode.ToString()
          };
          PStatus currPnlStatus = PStatus.Programmed;
          Enum.TryParse(item.ShStatus.ToString(), out currPnlStatus);
          currPanel = new ProdSheet()
          {
            Printing = wdPrint,
            Machining = wdMachining,
            Unloading = wdUnload,
            Material = material,
            SheetId = item.StackID,
            Status = currPnlStatus
          };
          elSheet.Add(currPanel);
          if (!item.IsPrntStartNull())
          {
            dataStart = item.PrntStart < dataStart ? item.PrntStart : dataStart;
          }
        }
        // compongo il bunk...
        answ = new ProdBunk()
        {
          BunkId = currBunk.StackID,
          Status = currSt,
          DataMatrix = currBunk.StackDtmx,
          SheetList = elSheet,
          DtStart = dataStart
        };
      }
      return answ;
    }

    /// <summary>
    /// Valore dello Stack correntemente in processing per ML (MachineLoad)
    /// </summary>
    public static string taktMLCurrStack
    {
      get
      {
        return memLayer.ML.getRSV(redMLCurrStack);
      }
      set
      {
        memLayer.ML.setRSV(redMLCurrStack, value);
      }
    }

    #endregion

    #region metodi x UNLOAD

    /// <summary>
    /// Calcola area REDIS per FOGLIO in fase di scarico
    /// </summary>
    /// <param name="SheetID"></param>
    /// <returns></returns>
    public static string machineUnloadArea(int SheetID)
    {
      // se 0 --> tutto l'albero, sennò solo area corrente...
      string answ = "";
      if (SheetID > 0)
      {
        answ = memLayer.ML.redHash($"MachineUnload:{SheetID}");
      }
      else
      {
        answ = memLayer.ML.redHash($"MachineUnload");
      }
      return answ;
    }

    /// <summary>
    /// Svuota elenco pezzi nella postazione di unload
    /// </summary>
    /// <param name="SheetID"></param>
    /// <returns></returns>
    public bool resetSheetUnload(int SheetID = 0)
    {
      bool answ = false;
      try
      {
        memLayer.ML.redFlushKey(machineUnloadArea(SheetID));
        answ = true;
      }
      catch
      { }
      return answ;
    }
    /// <summary>
    /// 
    /// </summary>
    /// <param name="sheetID"></param>
    /// <returns></returns>
    public static string getCurrentCss(int sheetID)
    {
      // area REDIS!
      string redKeyBase = $"{machineUnloadArea(sheetID)}";
      // TTL standard
      int dataCacheTTL = memLayer.ML.cdvi("cssCacheTTL");
      dataCacheTTL = dataCacheTTL <= 0 ? 60 : dataCacheTTL;
      // files
      string filename = HttpContext.Current.Server.MapPath("~/Content/SheetColor.css");
      string answ = File.ReadAllText(filename);

      // elenco items da foglio!!!
      var tabItems = DataLayer.man.taIL.getBySheet(sheetID);
      List<string> itemsAll = new List<string>();
      List<string> itemsDepo = new List<string>();
      List<string> itemsCart = new List<string>();
      List<string> itemsBin = new List<string>();
      List<string> itemsSecOp = new List<string>();

      //se ho items...
      if (tabItems.Count > 0)
      {
        // ciclo!
        foreach (var item in tabItems)
        {
          // aggiungoncomunque a lista generale...
          itemsAll.Add(item.ItemDtmx);
          // controllo SE sia stato depositato... check null su campo data
          if (!item.IsOnCartDateNull())
          {
            itemsDepo.Add(item.ItemDtmx);
          }
          else if (item.ProcessesReq.Contains("PaintFlag"))
          {
            itemsBin.Add(item.ItemDtmx);
          }
          else
          {
            itemsCart.Add(item.ItemDtmx);
          }
          // controllo ANCHE postprocessing
          if (item.PostProcList != "")
          {
            itemsSecOp.Add(item.ItemDtmx);
          }
        }
      }


      // FIX BIN
      answ = updateCssByItemList(answ, redKeyBase, "ItemsBin", itemsBin, dataCacheTTL);

      // FIX CART
      answ = updateCssByItemList(answ, redKeyBase, "ItemsCart", itemsCart, dataCacheTTL);

      // FIX Scaricati
      answ = updateCssByItemList(answ, redKeyBase, "ItemsDepo", itemsDepo, dataCacheTTL);

      // FIX SEC-OP
      answ = updateCssByItemList(answ, redKeyBase, "ItemsSecOp", itemsSecOp, dataCacheTTL);

      // FIXED SEL da array oggetti selezionati...
      answ = updateCssByPickedItems(answ, redKeyBase, "ItemsSel", dataCacheTTL);


#if false
      string rawData = memLayer.ML.getRSV($"{redKeyBase}:ItemsSel");
      if (!string.IsNullOrEmpty(rawData))
      {
        string replaceVal = "";
        // deserializzo
        List<string> selArray = JsonConvert.DeserializeObject<List<string>>(rawData);

        // ciclo x cercare x ogni chiave (sessione utente)
        foreach (var item in selArray)
        {
          replaceVal += $"#{item},";
        }
        if (replaceVal.Length > 1)
        {
          replaceVal = replaceVal.Remove(replaceVal.Length - 1);
        }
        // FIX CSS!
        answ = answ.Replace("#ItemsSel", replaceVal);
        replaceVal = "";
      } 
#endif

      // INFINE serializzo e salvo tutti gli items trovati...
      string serVal = JsonConvert.SerializeObject(itemsAll);
      memLayer.ML.setRSV($"{redKeyBase}:ItemsAll", serVal, dataCacheTTL);

      // salvo redis css!
      memLayer.ML.setRSV($"{redKeyBase}:Css", answ, dataCacheTTL);

      return answ;
    }
    /// <summary>
    /// Registra che un dato ITEM è stato prelevato in fase di scarico da ID foglio + datamatrix
    /// </summary>
    /// <param name="sheetID">ID foglio</param>
    /// <param name="deviceId">Cod del device di scarico</param>
    /// <param name="itemDtmx">Cod datamatrix ITEM</param>
    /// <returns></returns>
    public static bool saveItemPickup(int sheetID, string deviceId, string itemDtmx)
    {
      // area REDIS!
      string redKeyBase = $"{machineUnloadArea(sheetID)}";
      bool answ = false;
      string rawData = memLayer.ML.getRSV($"{redKeyBase}:ItemsSel");
      Dictionary<string, string> dictData = new Dictionary<string, string>();
      if (!string.IsNullOrEmpty(rawData))
      {
        dictData = JsonConvert.DeserializeObject<Dictionary<string, string>>(rawData);
      }
      try
      {
        // cerco chiave device...
        if (dictData.ContainsKey(deviceId))
        {
          // sostituisco
          dictData[deviceId] = itemDtmx;
        }
        else
        {
          dictData.Add(deviceId, itemDtmx);
        }
        // salvo!
        rawData = JsonConvert.SerializeObject(dictData);
        memLayer.ML.setRSV($"{redKeyBase}:ItemsSel", rawData);
        answ = true;
        // reset memoria redis del CSS x obbligare refresh...
        memLayer.ML.setRSV($"{redKeyBase}:Css", "");
      }
      catch
      { }
      return answ;
    }
    /// <summary>
    /// Registra che un dato ITEM è stato prelevato in fase di scarico da ID foglio + datamatrix
    /// </summary>
    /// <param name="sheetID">ID foglio</param>
    /// <param name="deviceId">Cod del device di scarico</param>
    /// <returns></returns>
    public static bool resetItemPickup(int sheetID, string deviceId)
    {
      // area REDIS!
      string redKeyBase = $"{machineUnloadArea(sheetID)}";
      bool answ = false;
      string rawData = memLayer.ML.getRSV($"{redKeyBase}:ItemsSel");
      if (!string.IsNullOrEmpty(rawData))
      {
        try
        {
          Dictionary<string, string> dictData = JsonConvert.DeserializeObject<Dictionary<string, string>>(rawData);
          // cerco chiave device...
          if (dictData.ContainsKey(deviceId))
          {
            // sostituisco
            dictData.Remove(deviceId);
          }
          answ = true;
        }
        catch
        { }
      }
      return answ;
    }

    /// <summary>
    /// Processa elenco items e salva in redis valori x css, elenchi, ...
    /// </summary>
    /// <param name="currCss">CSS corrente</param>
    /// <param name="redKeyBase">HASH abse x area REDIS</param>
    /// <param name="varName">nome variabile x elenco items</param>
    /// <param name="itemList">Elenco items specifici</param>
    /// <param name="dataCacheTTL">TTL della cache x salvataggio valori</param>
    /// <returns></returns>
    public static string updateCssByItemList(string currCss, string redKeyBase, string varName, List<string> itemList, int dataCacheTTL)
    {
      string replaceVal = "";
      if (itemList.Count > 0)
      {
        foreach (var item in itemList)
        {
          replaceVal += $"#{item},";
        }
        if (replaceVal.Length > 1)
        {
          replaceVal = replaceVal.Remove(replaceVal.Length - 1);
        }
        // FIX CSS!
        currCss = currCss.Replace($"#{varName}", replaceVal);
        //serializzo e salvo
        string serVal = JsonConvert.SerializeObject(itemList);
        memLayer.ML.setRSV($"{redKeyBase}:{varName}", serVal, dataCacheTTL);
      }
      return currCss;
    }

    /// <summary>
    /// Processa elenco items e salva in redis valori x css, elenchi, ...
    /// </summary>
    /// <param name="currCss">CSS corrente</param>
    /// <param name="redKeyBase">HASH abse x area REDIS</param>
    /// <param name="varName">nome variabile x elenco items</param>
    /// <param name="dataCacheTTL">TTL della cache x salvataggio valori</param>
    /// <returns></returns>
    public static string updateCssByPickedItems(string currCss, string redKeyBase, string varName, int dataCacheTTL)
    {
      string replaceVal = "";
      string rawData = memLayer.ML.getRSV($"{redKeyBase}:ItemsSel");
      if (!string.IsNullOrEmpty(rawData))
      {
        try
        {
          Dictionary<string, string> dictData = JsonConvert.DeserializeObject<Dictionary<string, string>>(rawData);
          // ciclo x cercare x ogni chiave (sessione utente)
          foreach (var item in dictData)
          {
            replaceVal += $"#{item.Value},";
          }
          if (replaceVal.Length > 1)
          {
            replaceVal = replaceVal.Remove(replaceVal.Length - 1);
          }
          // FIX CSS!
          currCss = currCss.Replace("#ItemsSel", replaceVal);
        }
        catch
        { }

      }
      return currCss;
    }


    #endregion

  }
}