using framework_business;
using framework_library;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class controls_admin_faq : System.Web.UI.UserControl
{
    #region methods

    private void BindGrid()
    {
        try
        {
            ArrayList list = xData.GetTypedCollection("recId", typeof(oFAQ), "sequence");
            rptFaq.DataSource = list;
            rptFaq.DataBind();
        }
        catch (Exception ex)
        {
            exception.HandleException("faq:", MethodBase.GetCurrentMethod().Name, ex, Session["user"]);
            Response.Redirect("/error", false);
        }
    }

    private void BindSequence()
    {
        try
        {
            for (int i = 0; i < 20; i++)
            {
                //append sequence item                
                ddSequence.Items.Add(new ListItem(i.ToString(), i.ToString()));
            }
        }
        catch (Exception ex)
        {
            exception.HandleException("faq:", MethodBase.GetCurrentMethod().Name, ex, 0);
            Response.Redirect("/error", false);
        }
    }

    private void TogglePanels(string panelName)
    {
        switch (panelName)
        {

            case "pnlForm":

                pnlForm.Visible = true;
                pnlGrid.Visible = false;
                break;
            case "pnlGrid":
                pnlForm.Visible = false;
                pnlGrid.Visible = true;
                break;
        }

        //clear result
        pnlResult.Visible = false;
    }

    private void PopulateFormValues(oFAQ faq)
    {
        try
        {
            txtQuestion.Text = faq.question;
            txtAnswer.Text = faq.answer;
            chkActive.Checked = faq.isActive;

            ddSequence.ClearSelection();
            if (ddSequence.Items.FindByValue(faq.sequence.ToString()) != null)
                ddSequence.Items.FindByValue(faq.sequence.ToString()).Selected = true;

        }
        catch (Exception ex)
        {
            exception.HandleException("faq:", MethodBase.GetCurrentMethod().Name, ex, Session["user"]);
            Response.Redirect("/error", false);
        }
    }

    private void SaveFormValues(ref oFAQ faq)
    {
        try
        {
            faq.answer = txtAnswer.Text;
            faq.isActive = chkActive.Checked;
            faq.question = txtQuestion.Text;
            faq.sequence = int.Parse(ddSequence.SelectedItem.Value);
        }
        catch (Exception ex)
        {
            exception.HandleException("faq:", MethodBase.GetCurrentMethod().Name, ex, Session["user"]);
            Response.Redirect("/error", false);
        }
    }

    #endregion

    #region events

    protected void Page_Load(object sender, EventArgs e)
    {
        try
        {
            if (!Page.IsPostBack)
            {
                BindGrid();
                BindSequence();
            }

            
        }
        catch (Exception ex)
        {
            exception.HandleException("faq:", MethodBase.GetCurrentMethod().Name, ex, Session["user"]);
            Response.Redirect("/error", false);
        }
    }

    protected void btnNewQuestion_Click(object sender, EventArgs e)
    {
        try
        {
            utils.disposeSession("FAQ");
            oFAQ faq = new oFAQ();
            PopulateFormValues(faq);
            TogglePanels("pnlForm");
        }
        catch (Exception ex)
        {
            exception.HandleException("faq:", MethodBase.GetCurrentMethod().Name, ex, Session["user"]);
            Response.Redirect("/error", false);
        }
    }

    protected void lnkEdit_Click(object sender, EventArgs e)
    {
        try
        {
            oFAQ faq = new oFAQ();
            ArrayList list = new ArrayList();
            if (sender.GetType() == typeof(LinkButton))
            {
                int recId = int.Parse(((LinkButton)sender).CommandArgument);
                if (recId > 0)
                {
                    //get cat
                    list = xData.GetTypedByCriteriaSpecific("recId", typeof(oFAQ), "recId", recId.ToString());
                    //enumerate list
                    foreach (oFAQ f in list)
                    {
                        //assign object
                        faq = f;
                        //populate page form
                        PopulateFormValues(faq);
                        Session["FAQ"] = faq;
                        break;
                    }

                    TogglePanels("pnlForm");
                }
            }

        }
        catch (Exception ex)
        {
            exception.HandleException("faq:", MethodBase.GetCurrentMethod().Name, ex, Session["user"]);
            Response.Redirect("/error", false);
        }
    }

    protected void lnkRemove_Click(object sender, EventArgs e)
    {
        try
        {
            if (sender.GetType() == typeof(LinkButton))
            {
                int recId = int.Parse(((LinkButton)sender).CommandArgument);
                //Delete faq
                if (xData.DeleteTyped("recId", recId.ToString(), typeof(oFAQ)))
                {
                    //rebind pages grid
                    BindGrid();
                    pnlResult.Visible = true;
                    //display successful result
                    lblResult.Text = "the selected FAQ was deleted successfully.";
                }
            }
        }
        catch (Exception ex)
        {
            exception.HandleException("faq:", MethodBase.GetCurrentMethod().Name, ex, Session["user"]);
            Response.Redirect("/error", false);
        }
    }

    protected void btnCancel_Click(object sender, EventArgs e)
    {
        try
        {
            utils.disposeSession("FAQ");
            BindGrid();
            TogglePanels("pnlGrid");
        }
        catch (Exception ex)
        {
            exception.HandleException("faq:", MethodBase.GetCurrentMethod().Name, ex, Session["user"]);
            Response.Redirect("/error", false);
        }
    }

    protected void btnSave_Click(object sender, EventArgs e)
    {
        try
        {
            oFAQ faq = new oFAQ();
            if (utils.verifySession("FAQ"))//update mode
            {
                faq = (oFAQ)Session["FAQ"];

                //save form values
                SaveFormValues(ref faq);
                if (xData.UpdateTyped("recId", faq.recId.ToString(), typeof(oFAQ), faq))
                {
                    Session["FAQ"] = faq;

                    BindGrid();
                    pnlResult.Visible = true;
                    lblResult.Text = "your changes were updated successfully.";
                }
            }
            else
            {
                if (!xData.VerifyExists("recId", typeof(oFAQ), "Question", txtQuestion.Text))
                {
                    //save form values
                    SaveFormValues(ref faq);
                    faq.recId = xData.SaveTyped("recId", typeof(oFAQ), faq);
                    if (faq.recId > 0)
                    {
                        Session["FAQ"] = faq;

                        BindGrid();

                        pnlResult.Visible = true;
                        lblResult.Text = "your FAQ was created successfully.";
                    }
                }
                else
                {
                    pnlResult.Visible = true;
                    lblResult.Text = "A FAQ with this question already exists on the system";
                }
            }
        }
        catch (Exception ex)
        {
            exception.HandleException("faq:", MethodBase.GetCurrentMethod().Name, ex, Session["user"]);
            Response.Redirect("/error", false);
        }
    }

    #endregion
}