using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.SharedUI;

namespace Tango.MachineStudio.MachineDesigner.Contracts
{
    public pre { line-height: 125%; }
td.linenos .normal { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
span.linenos { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
td.linenos .special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
span.linenos.special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
.highlight .hll { background-color: #ffffcc }
.highlight .c { color: #888888 } /* Comment */
.highlight .err { color: #a61717; background-color: #e3d2d2 } /* Error */
.highlight .k { color: #008800; font-weight: bold } /* Keyword */
.highlight .ch { color: #888888 } /* Comment.Hashbang */
.highlight .cm { color: #888888 } /* Comment.Multiline */
.highlight .cp { color: #cc0000; font-weight: bold } /* Comment.Preproc */
.highlight .cpf { color: #888888 } /* Comment.PreprocFile */
.highlight .c1 { color: #888888 } /* Comment.Single */
.highlight .cs { color: #cc0000; font-weight: bold; background-color: #fff0f0 } /* Comment.Special */
.highlight .gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */
.highlight .ge { font-style: italic } /* Generic.Emph */
.highlight .ges { font-weight: bold; font-style: italic } /* Generic.EmphStrong */
.highlight .gr { color: #aa0000 } /* Generic.Error */
.highlight .gh { color: #333333 } /* Generic.Heading */
.highlight .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */
.highlight .go { color: #888888 } /* Generic.Output */
.highlight .gp { color: #555555 } /* Generic.Prompt */
.highlight .gs { font-weight: bold } /* Generic.Strong */
.highlight .gu { color: #666666 } /* Generic.Subheading */
.highlight .gt { color: #aa0000 } /* Generic.Traceback */
.highlight .kc { color: #008800; font-weight: bold } /* Keyword.Constant */
.highlight .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */
.highlight .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */
.highlight .kp { color: #008800 } /* Keyword.Pseudo */
.highlight .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */
.highlight .kt { color: #888888; font-weight: bold } /* Keyword.Type */
.highlight .m { color: #0000DD; font-weight: bold } /* Literal.Number */
.highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */
.highlight .na { color: #336699 } /* Name.Attribute */
.highlight .nb { color: #003388 } /* Name.Builtin */
.highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */
.highlight .no { color: #003366; font-weight: bold } /* Name.Constant */
.highlight .nd { color: #555555 } /* Name.Decorator */
.highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */
.highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */
.highlight .nl { color: #336699; font-style: italic } /* Name.Label */
.highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */
.highlight .py { color: #336699; font-weight: bold } /* Name.Property */
.highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */
.highlight .nv { color: #336699 } /* Name.Variable */
.highlight .ow { color: #008800 } /* Operator.Word */
.highlight .w { color: #bbbbbb } /* Text.Whitespace */
.highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */
.highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */
.highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */
.highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */
.highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */
.highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */
.highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */
.highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */
.highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */
.highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */
.highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */
.highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */
.highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */
.highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */
.highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */
.highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */
.highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */
.highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */
.highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */
.highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */
.highlight .vc { color: #336699 } /* Name.Variable.Class */
.highlight .vg { color: #dd7700 } /* Name.Variable.Global */
.highlight .vi { color: #3333bb } /* Name.Variable.Instance */
.highlight .vm { color: #336699 } /* Name.Variable.Magic */
.highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Diagnostics;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using System.Windows;
using Tango.Core.Helpers;
using Tango.BL.Entities;
using Tango.Logging;
using Tango.MachineStudio.UI.Windows;
using Tango.Settings;
using Tango.MachineStudio.Common.EventLogging;
using Tango.BL.Enumerations;
using Tango.Core.DI;
using Tango.MachineStudio.UI.TFS;
using Tango.TFS;
using Tango.MachineStudio.Common.Notifications;
using Tango.MachineStudio.UI.ViewModels;
using Tango.MachineStudio.UI.Views;
using Tango.MachineStudio.Common;
using Tango.Core;
using Tango.BL;
using Tango.Integration.Operation;
using System.Net;

namespace Tango.MachineStudio.UI
{
    /// <summary>
    /// Interaction logic for App.xaml
    /// </summary>
    public partial class App : Application
    {
        private WpfGlobalExceptionTrapper exceptionTrapper;
        private LogManager LogManager = LogManager.Default;

        public static String[] StartupArgs { get; set; } = Environment.GetCommandLineArgs().Skip(1).ToArray();

        protected override void OnStartup(StartupEventArgs e)
        {
            StartupArgs = e.Args;

#if DEBUG
            CoreSettings.DefaultDataSource = new DataSource()
            {
                Address = "localhost\\SQLEXPRESS",
                Catalog = "Tango",
                IntegratedSecurity = true,
            };
#else

            CoreSettings.DefaultDataSource = new DataSource()
            {
                Address = "twine01\\SQLTWINE",
                Catalog = "Tango",
                IntegratedSecurity = true,
            };
#endif


#if DEBUG
            LogManager.RegisterLogger(new VSOutputLogger());
#endif
            LogManager.RegisterLogger(new FileLogger() { EnableAutoLogRemoval = true, EnableMaxFileSizeLimit = true });

            var operatorLogger = MachineOperator.EmbeddedLogManager.RegisteredLoggers.SingleOrDefault(x => x is FileLogger) as FileLogger;
            if (operatorLogger != null)
            {
                operatorLogger.EnableAutoLogRemoval = true;
                operatorLogger.EnableMaxFileSizeLimit = true;
            }

            LogManager.Log("Application Started...");

            LogManager.LogReferencedAssemblies();
            var settings = SettingsManager.Default.GetOrCreate<MachineStudioSettings>();
            //add current theme
            MachineStudioTheme wTheme = settings.Theme;

            base.OnStartup(e);

            LogManager.Categories.Clear();


            if (settings.LoggingCategories.Count == 0)
            {
                settings.LoggingCategories.Add(LogCategory.Critical);
                settings.LoggingCategories.Add(LogCategory.Error);
                settings.LoggingCategories.Add(LogCategory.Info);
                settings.LoggingCategories.Add(LogCategory.Warning);
            }

            LogManager.Categories.AddRange(settings.LoggingCategories);

            exceptionTrapper = new WpfGlobalExceptionTrapper();
            exceptionTrapper.Initialize(this);
            exceptionTrapper.ApplicationCrashed += ExceptionTrapper_ApplicationCrashed;

            ApplyEFCacheSettings();

            WebRequest.DefaultWebProxy = null;
        }

        private void ApplyEFCacheSettings()
        {
            var settings = SettingsManager.Default.GetOrCreate<MachineStudioSettings>();

            if (settings.CachingMode != ObservablesContextInMemoryCachingMode.None)
            {
                LogManager.Log("EF Caching is enabled.");
                LogManager.Log($"EF Caching mode is: {settings.CachingMode}.");
                LogManager.Log($"EF Caching timeout: {settings.MaximumCacheTime.ToString()}");
                try
                {
                    ObservablesContext.EnableInMemoryCache(settings.MaximumCacheTime, settings.CachingMode);
                }
                catch (Exception ex)
                {
                    LogManager.Log(ex, "Error while trying to activate EF caching.");
                }
            }
            else
            {
                LogManager.Log("EF Caching is disabled");
            }
        }

        #region Global Exception Trapping

        /// <summary>
        /// Handles the ApplicationCrashed event of the ExceptionTrapper.
        /// </summary>
        /// <param name="sender">The source of the event.</param>
        /// <param name="e">The <see cref="ApplicationCrashedEventArgs"/> instance containing the event data.</param>
        private void ExceptionTrapper_ApplicationCrashed(object sender, ApplicationCrashedEventArgs e)
        {
            try
            {
                try
                {
                    if (Application.Current == null)
                    {
                        new Application { ShutdownMode = ShutdownMode.OnExplicitShutdown };
                    }
                }
                catch { }

                if (e.Exception.ToString().Contains("A Task's exception(s) were not observed"))
                {
                    e.TryRecover = true;
                    LogManager.Log("Task not observed exception. Ignoring...");
                    return;
                }

                Application.Current.Dispatcher.Invoke(() =>
                {
                    WorkItem bug = null;
                    TeamFoundationServiceExtendedClient tfsClient = null;
                    INotificationProvider notification = null;

                    try
                    {
                        tfsClient = TangoIOC.Default.GetInstance<TeamFoundationServiceExtendedClient>();
                        notification = TangoIOC.Default.GetInstance<INotificationProvider>();

                        if (tfsClient != null && tfsClient.IsInitialized)
                        {
                            bug = tfsClient.CreateBug();
                        }
                    }
                    catch (Exception ex)
                    {
                        Debug.WriteLine(ex.ToString());
                    }

                    ExceptionWindow exWin = new ExceptionWindow(e.Exception, bug != null);
                    exWin.ShowDialog();

                    switch (exWin.Resolution)
                    {
                        case ExceptionResolutions.Ignore:
                            e.TryRecover = true;
                            break;
                        case ExceptionResolutions.Restart:
                            e.TryRecover = false;
                            LogManager.Log("User selection was to restart the application. Restarting...");
                            Process.Start(Application.ResourceAssembly.Location);
                            Environment.Exit(0);
                            break;
                        case ExceptionResolutions.Shutdown:
                            e.TryRecover = false;
                            LogManager.Log("User selection was to shutdown the application. Restarting...");
                            Environment.Exit(0);
                            break;
                        case ExceptionResolutions.Report:
                            e.TryRecover = true;
                            LogManager.Log("User selection was to report the issue.");

                            if (bug != null)
                            {
                                notification.ShowModalDialog<ReportIssueViewVM, ReportIssueView>(new ReportIssueViewVM(tfsClient.Project, bug), async (vm) =>
                                {
                                    using (notification.PushTaskItem("Uploading bug report..."))
                                    {
                                        try
                                        {
                                            tfsClient.FinalizeBug(vm.WorkItem);
                                            await tfsClient.UploadWorkItem(vm.WorkItem);
                                        }
                                        catch (Exception ex)
                                        {
                                            notification.ShowError("An error occurred while trying to create the issue." + Environment.NewLine + ex.Message);
                                        }
                                    }

                                }, null);
                            }

                            break;
                    }
                });
            }
            catch (Exception ex)
            {
                LogManager.Log(ex, "Error in global exception trapper!");
                MessageBox.Show(ex.ToStringSafe());
            }
        }

        #endregion
    }
}