using Data;
using SteamWare;
using System;
using System.Text.RegularExpressions;

namespace PUB.WebUserContols
{
  public partial class mod_userAdd : System.Web.UI.UserControl
  {
    /// <summary>
    /// indicato richiesta refresh
    /// </summary>
    public event EventHandler eh_refresh;
    protected void Page_Load(object sender, EventArgs e)
    {
      if (!Page.IsPostBack)
      {
        checkVisibility();
      }
    }
    /// <summary>
    /// Fornitore selezionato
    /// </summary>
    public int idxForn
    {
      get
      {
        int answ = 0;
        int.TryParse(hfIdxForn.Value, out answ);
        return answ;
      }
      set
      {
        hfIdxForn.Value = value.ToString();
      }
    }
    /// <summary>
    /// Amministratore selezionato
    /// </summary>
    public int idxAmm
    {
      get
      {
        int answ = 0;
        int.TryParse(hfIdxAmm.Value, out answ);
        return answ;
      }
      set
      {
        hfIdxAmm.Value = value.ToString();
      }
    }
    protected void txtEmail_TextChanged(object sender, EventArgs e)
    {
      checkVisibility();
    }
    /// <summary>
    /// Verifica validità email inserita
    /// </summary>
    protected bool emailValid
    {
      get
      {
        bool answ = false;
        // esempio da https://www.regextester.com/19
        // altri esempi: http://regexlib.com/Search.aspx?k=email&AspxAutoDetectCookieSupport=1
        Match match = Regex.Match(email, @"^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$");
        if (match.Success)
        {
          answ = true;
        }
        return answ;
      }
    }

    /// <summary>
    /// email inserita
    /// </summary>
    protected string email
    {
      get
      {
        return txtEmail.Text.Trim();
      }
    }
    /// <summary>
    /// email inserita
    /// </summary>
    protected string cognome
    {
      get
      {
        return txtCognome.Text.Trim();
      }
    }
    /// <summary>
    /// email inserita
    /// </summary>
    protected string nome
    {
      get
      {
        return txtNome.Text.Trim();
      }
    }
    /// <summary>
    /// Verifica utente sia ATTIVO
    /// </summary>
    protected bool userIsActive
    {
      get
      {
        bool answ = false;
        var tabUtenti = DtProxy.man.taUsr.getByEmail(email);
        if (tabUtenti.Rows.Count > 0)
        {
          var rigaUt = tabUtenti[0];
          answ = rigaUt.attivo;
        }
        return answ;
      }
    }
    /// <summary>
    /// Verifica esistenza utente
    /// </summary>
    protected bool userExist
    {
      get
      {
        bool answ = false;
        answ = DtProxy.man.taUsr.getByEmail(email).Rows.Count > 0;
        return answ && emailValid;
      }
    }
    /// <summary>
    /// Verifica utente sia LIBERO da assegnazioni (Amministratori o Fornitori)
    /// </summary>
    protected bool userIsFree
    {
      get
      {
        bool answ = false;
        answ = DtProxy.man.taUsr.getUnassByEmail(email).Rows.Count > 0;
        return answ && emailValid;
      }
    }

    private void checkVisibility()
    {
      // verifico email  
      lblCheckEmail.Visible = emailValid;
      if (userExist)
      {
        if (userIsActive)
        {
          lblCheckEmail.Text = "Utente trovato!";
        }
        else
        {
          lblCheckEmail.Text = "Utente bloccato, RIATTIVARE con link.";
        }
      }
      else
      {
        lblCheckEmail.Text = "Utente non trovato, prego completare dati";
      }
      divAddUser.Visible = emailValid && !userExist;
      divAssignUser.Visible = emailValid && userExist;
      lbtAssign.Visible = emailValid && userExist && userIsFree && userIsActive;
      lblUserAssigned.Visible = emailValid && userExist && !userIsFree;
    }

    protected void lbtAdd_Click(object sender, EventArgs e)
    {
      // creo nuovo utente SENZA assegnare alcun permesso...
      DtProxy.man.taUsr.insertQuery(email, cognome, nome, SteamwareStrings.pseudoRandomString(20), 1000, memLayer.ML.CRS("CodModulo"));
      checkVisibility();
    }

    protected void lbtAssign_Click(object sender, EventArgs e)
    {
      // inizializzo utente, a seconda della modalità come AMM o come FORN...
      if (idxAmm > 0)
      {
        DtProxy.man.taUsr.initUserAmm(email, idxAmm);
      }
      else if (idxForn > 0)
      {
        DtProxy.man.taUsr.initUserForn(email, idxForn);
      }
      // reset valori
      doReset();
      // sollevo evento nuovo valore...
      if (eh_refresh != null)
      {
        eh_refresh(this, new EventArgs());
      }
    }
    /// <summary>
    /// reset controllo
    /// </summary>
    private void doReset()
    {
      txtEmail.Text = "";
      checkVisibility();
    }

    protected void lbtShowUser_Click(object sender, EventArgs e)
    {
      searchVal = email;
      Response.Redirect("AnagUtenti");
    }

    public string searchVal
    {
      get
      {
        return memLayer.ML.StringSessionObj("siteSearchVal");
      }
      set
      {
        memLayer.ML.setSessionVal("siteSearchVal", value);
      }
    }
  }
}