//
// Lol Engine - VsLol add-in for Visual Studio
//
// Copyright: (c) 2010-2013 Sam Hocevar <sam@hocevar.net>
//   This program is free software; you can redistribute it and/or
//   modify it under the terms of the Do What The Fuck You Want To
//   Public License, Version 2, as published by Sam Hocevar. See
//   http://www.wtfpl.net/ for more details.
//

using System;
using System.ComponentModel.Design;
using System.Diagnostics;
using System.Globalization;
using System.Runtime.InteropServices;
using System.Security.Permissions;
using System.Text;
using IOleServiceProvider = Microsoft.VisualStudio.OLE.Interop.IServiceProvider;
using Microsoft.VisualStudio.Shell;
using Microsoft.VisualStudio.Shell.Interop;

namespace lol
{

[PackageRegistration(UseManagedResourcesOnly = true)]

/* LolFx syntax highlighting */
[ProvideServiceAttribute(typeof(LolFxLanguageService),
                         ServiceName = "LolFx Service")]
[ProvideLanguageServiceAttribute(typeof(LolFxLanguageService),
                                 "LolFx", 106 /* resource ID */,
                                 CodeSense = true,
                                 RequestStockColors = true,
                                 EnableCommenting = true,
                                 EnableAsyncCompletion = true)]
[ProvideLanguageExtensionAttribute(typeof(LolFxLanguageService),
                                   ".lolfx")]

[ProvideMenuResource(1000, 1)]
[Guid("f96f7ac5-16ac-4061-8b92-0a02bb455ae9")]
[InstalledProductRegistration("#110", "#112", "1.0", IconResourceID = 400)]
[ComVisible(true)]

/* Autoload package */
[ProvideAutoLoad("f1536ef8-92ec-443c-9ed7-fdadf150da82")]

public sealed class PluginPackage : Package
{
    public PluginPackage()
    {
        Trace.WriteLine(String.Format(CultureInfo.InvariantCulture,
                                      "Entering constructor for: {0}", this.ToString()));
    }

    [SecurityPermission(SecurityAction.Demand, Flags=SecurityPermissionFlag.UnmanagedCode)]
    protected override void Initialize()
    {
        // Trace the beginning of this method and call the base implementation.
        Trace.WriteLine(String.Format(CultureInfo.InvariantCulture,
                                      "Entering Initialize() of: {0}", this.ToString()));
        base.Initialize();

        Logger.Initialize(GetService(typeof(SVsOutputWindow)) as IVsOutputWindow);

        /* Register the "Generate Compilers" context menu */
        OleMenuCommandService mcs = GetService(typeof(IMenuCommandService)) as OleMenuCommandService;
        if (null != mcs)
        {
            CommandID id = new CommandID(GuidsList.guidVsLolCmdSet,
                                         VsLolIDList.cmdidGenerateCompilers);
            OleMenuCommand command = new MenuGenerateCompilers(new ServiceProvider((IOleServiceProvider)this.GetService(typeof(IOleServiceProvider))), id);
            mcs.AddCommand(command);
        }

        /* Register the LolFx language service */
        IServiceContainer serviceContainer = this as IServiceContainer;
        LolFxLanguageService lolfxserv = new LolFxLanguageService();
        lolfxserv.SetSite(this);
        serviceContainer.AddService(typeof(LolFxLanguageService),
                                    lolfxserv, true);
    }
}

internal static class Logger
{
    public static void Initialize(IVsOutputWindow window)
    {
        m_window = window;

        OpenBuildPane();

        if (m_pane == null)
            Trace.WriteLine("Failed to get a reference to the Output window Build pane");
    }

    private static void OpenBuildPane()
    {
        /* Ensure the "Build" output pane exists */
        if (m_window != null)
        {
            Guid guidBuild = Microsoft.VisualStudio.VSConstants.OutputWindowPaneGuid.BuildOutputPane_guid;
            m_window.CreatePane(guidBuild, "Build", 1, 0);

            if (Microsoft.VisualStudio.ErrorHandler.Failed(m_window.GetPane(ref guidBuild, out m_pane)))
                m_pane = null;
        }

        if (m_pane != null)
            m_pane.Activate();
    }

    public static void Clear()
    {
        OpenBuildPane();

        if (m_pane == null)
        {
            m_backlog = "";
            return;
        }

        m_pane.Clear();
    }

    public static void Info(string s)
    {
        OpenBuildPane();

        if (m_pane == null)
        {
            m_backlog += s;
            return;
        }

        m_pane.OutputString(m_backlog);
        m_backlog = "";
        m_pane.OutputString(s);
    }

    private static IVsOutputWindow m_window = null;
    private static IVsOutputWindowPane m_pane = null;
    private static string m_backlog = "";
}

internal static class GuidsList
{
    // Now define the list of guids as public static members.
    [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
    public static readonly Guid guidVsLolPkg = new Guid("{f96f7ac5-16ac-4061-8b92-0a02bb455ae9}");

    public static readonly Guid guidVsLolCmdSet = new Guid("{ce508d12-530e-45d0-8b52-1e9ee3f8eaaf}");

    [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
    public static readonly Guid guidGearBmp = new Guid("{560dba06-c26b-4731-8229-b816818e5992}");
}

internal static class VsLolIDList
{
    public const int cmdidGenerateCompilers = 0x2001;
    public const int cmdidUnused1 = 0x2002;
    public const int cmdidUnused2 = 0x2003;
}

} /* namespace lol */