using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using CSLA.Security;
using System.Threading;
using GZTW.AyaNova.BLL;


namespace AyaNovaMBI
{
    public partial class _default : Page 
    {
        

        protected void Page_Load(object sender, EventArgs e)
        {
            
            try
            {
                GZTW.AyaNova.BLL.AyaBizUtils.Initialize();


                System.Text.StringBuilder s=new System.Text.StringBuilder();
                s.Append("<div><span class=\"tinytext\">");
                s.Append("Licensed to: " +  HttpUtility.HtmlEncode(AyaBizUtils.REGTO));//case 1171
                s.Append("<br/>");
                s.Append("AyaNova&#174; MBI Service management software 7.6");//(patch XXX)
                s.Append("<br/>");
                s.Append("&#169; 1999-2022 Ground Zero Tech-Works Inc. All rights reserved.");
                s.Append("</span></div>");
                this.litnfo.Text = s.ToString();
                this.btnlogin.Visible = true;

             
            }
            catch (Exception ex)
            {

                //Case 352 - discovered that this was all using the inner exception blindly assuming
                //there was one which caused any exception without an inner exception to throw a null reference
                //exception here instead of showing the correct message (i.e. license or schema invalid etc etc).

                //crack the exception
                while (ex.InnerException != null)
                    ex = ex.InnerException;


                if (ex.Message.Contains("fbembed"))
                {
                    this.lit.Text ="<h2>The embedded firebird database can not be used with AyaNova MBI<br/>" +
                        "MBI requires a database server</h2>";
                    this.btnlogin.Visible = false;
                }
                else
                {
                    this.lit.Text ="<h2>MBI was unable to start, most likely this is due to a configuration error.</h2>" +
                   "<h3>Double check your settings in the config.txt file as outlined in the documentation.<br/>" +
                   "The error message is:</h3><div>" +                   
                    util.StringWebify(ex.Message) +
                    "</div><br/><br/><br/><br/>";
                    this.btnlogin.Visible = false;

                }
            }
        }

        protected void btnlogin_Click(object sender, EventArgs e)
        {
            string ls = AyaBizUtils.PluginSubscriptionStatus("MBI - Minimal browser interface", AyaNovaMBI.Timestamp.BuildAt);            

            if (ls=="OK")
            {


                string sUser = edUserName.Text;
                string sPass = edPassword.Text;


                if (sUser == "manager" && sPass == "letmein")
                {

                    this.lit.Text = "Access denied: The default Administrator account password must be changed.";
                    return;

                }




                Session.Clear();
                AyaBizUtils.Login(sUser, sPass);
                if (Thread.CurrentPrincipal.Identity.IsAuthenticated && (!util.CurrentUser.IsClientOrHeadOfficeAccount)
                    && (util.CurrentUser.IsScheduleable))
                {
                   

                    Session["AyaNova-Principle"] = Thread.CurrentPrincipal;
                    HttpContext.Current.User = (System.Security.Principal.IPrincipal)Session["AyaNova-Principle"];
                    FormsAuthentication.SetAuthCookie(sUser, false);
                    Response.Redirect("schedule.aspx");

                }

            }
            else
            {
                if (ls == "NOTALLOWED")
                {
                    this.lit.Text = 
                    "NOT LICENSED!<br/><br/>This AyaNova MBI was built " +
                    AyaNovaMBI.Timestamp.BuildAt.ToString() + "<br/>" +
                    "but your license subscription for it ended " +
                    AyaBizUtils.PluginSubscriptionDate("MBI - Minimal browser interface").ToString() + "<br/>" +
                "<br/>Downgrade back to your previous version or purchase a subscription to use AyaNova MBI.";
                }
                else
                    this.lit.Text = "An MBI license is required to use AyaNova MBI";

            }
        }


        //------------------
    }
}