Added a directory selector dialog

src/vpm/App.config

@@ -49,6 +49,10 @@
         <assemblyIdentity name="System.Console" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-4.0.1.0" newVersion="4.0.1.0" />
       </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Core" publicKeyToken="b77a5c561934e089" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.0.0" newVersion="4.0.0.0" />
+      </dependentAssembly>
     </assemblyBinding>
   </runtime>
 </configuration>

src/vpm/ChooseDir.xaml

@@ -0,0 +1,41 @@
+<controls:MetroWindow x:Class="vpm.ChooseDir"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:controls="clr-namespace:MahApps.Metro.Controls;assembly=MahApps.Metro"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:cefSharp="clr-namespace:CefSharp.Wpf;assembly=CefSharp.Wpf"
+             xmlns:local="clr-namespace:vpm"
+             mc:Ignorable="d" Height="96" Width="399"
+             BorderThickness="0" 
+             GlowBrush="Black"
+             ResizeMode="CanResizeWithGrip"
+             Initialized="ChooseDir_OnInitialized_OnInitialized"
+             Background="#FF2C2C2C"
+             NonActiveWindowTitleBrush="#FF2C2C2C"
+             OverrideDefaultWindowCommandsBrush="White"
+             TitleForeground="White"
+             WindowTitleBrush="#FF2C2C2C"
+             Foreground="White"
+             WindowStyle="ToolWindow" Closed="OnCancelled">
+    <controls:MetroWindow.Resources>
+        <ResourceDictionary>
+            <ResourceDictionary.MergedDictionaries>
+                <!-- MahApps.Metro resource dictionaries. Make sure that all file names are Case Sensitive! -->
+                <ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Controls.xaml" />
+                <ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Fonts.xaml" />
+                <ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Colors.xaml" />
+                <!-- Accent and AppTheme setting -->
+                <ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Accents/Blue.xaml" />
+                <ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Accents/BaseLight.xaml" />
+                <ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/FlatButton.xaml" />
+            </ResourceDictionary.MergedDictionaries>
+        </ResourceDictionary>
+    </controls:MetroWindow.Resources>
+    <Grid>
+        <TextBox x:Name="DirBox" Height="23" TextWrapping="Wrap" Text="TextBox" Margin="0,0,28,0" VerticalAlignment="Top" TabIndex="0" Drop="OnDirDrop"/>
+        <Button x:Name="PickButton" Content="..." HorizontalAlignment="Right" Width="28" Height="26" VerticalAlignment="Top" Click="OnBrowseDir"/>
+        <Button x:Name="OkButton" Content="OK" Margin="0,26,0,0" IsDefault="True" TabIndex="1" Click="OnConfirm"/>
+
+    </Grid>
+</controls:MetroWindow>

src/vpm/ChooseDir.xaml.cs

@@ -0,0 +1,83 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+using MahApps.Metro.Controls;
+using Microsoft.WindowsAPICodePack.Dialogs;
+using Path = System.IO.Path;
+
+namespace vpm
+{
+    /// <summary>
+    /// Interaction logic for ChooseDir.xaml
+    /// </summary>
+    public partial class ChooseDir
+    {
+        public string PathFromVpm { get; set; }
+        public string PathResult { get; set; }
+        public bool Cancelled { get; set; }
+
+        public ChooseDir(string pathin)
+        {
+            PathFromVpm = pathin;
+            InitializeComponent();
+        }
+
+        private void ChooseDir_OnInitialized_OnInitialized(object sender, EventArgs e)
+        {
+            DirBox.Text = PathFromVpm;
+        }
+
+        private void OnDirDrop(object sender, DragEventArgs e)
+        {
+            if (e.Data.GetDataPresent(DataFormats.FileDrop))
+            {
+                var files = (string[])e.Data.GetData(DataFormats.FileDrop);
+                if (files != null)
+                {
+                    DirBox.Text = files[0];
+                }
+            }
+        }
+
+        private void OnBrowseDir(object sender, RoutedEventArgs e)
+        {
+            var dialog = new CommonOpenFileDialog
+            {
+                IsFolderPicker = true,
+                Multiselect = false
+            };
+            var result = dialog.ShowDialog();
+            if (result == CommonFileDialogResult.Ok)
+            {
+                DirBox.Text = dialog.FileName;
+            }
+        }
+
+        private void OnConfirm(object sender, RoutedEventArgs e)
+        {
+            Cancelled = false;
+            PathResult = DirBox.Text;
+            VpmConfig.Instance.WaitSignal = false;
+            VpmConfig.Instance.DirWindow.Close();
+        }
+
+        private void OnCancelled(object sender, EventArgs e)
+        {
+            Cancelled = true;
+            VpmConfig.Instance.WaitSignal = false;
+            VpmConfig.Instance.DirWindow.Close();
+        }
+    }
+}

src/vpm/Program.cs

@@ -3,7 +3,9 @@
 using System.IO;
 using System.Linq;
 using System.Threading;
+using System.Threading.Tasks;
 using System.Windows;
+using MahApps.Metro.Controls;
 using PowerArgs;
 
 namespace vpm
@@ -19,7 +21,7 @@ static void Main(string[] args)
             Console.ResetColor();
             try
             {
-                Args.Parse<VpmArgs>(args);
+                 VpmConfig.Instance.Arguments = Args.Parse<VpmArgs>(args);
             }
             catch (ArgException ex)
             {
@@ -36,7 +38,7 @@ static void Main(string[] args)
                 Console.ForegroundColor = ConsoleColor.Cyan;
                 Console.WriteLine("Parsing input Pack");
                 Console.ResetColor();
-                var vpxml = VpmUtils.ParseAndValidateXmlFile(Args.GetAmbientArgs<VpmArgs>().VPackFile);
+                var vpxml = VpmUtils.ParseAndValidateXmlFile(VpmConfig.Instance.Arguments.VPackFile);
 
                 var namenode = vpxml.SelectSingleNode("/vpack/meta/name");
                 var srcnode = vpxml.SelectSingleNode("/vpack/meta/source");
@@ -53,6 +55,37 @@ static void Main(string[] args)
                 Console.WriteLine("Input pack is " + name);
                 Console.ResetColor();
 
+                VpmConfig.Instance.WaitSignal = true;
+                VpmConfig.Instance.WinApp.BeginInvoke(() =>
+                {
+                    var winapp = VpmConfig.Instance.WinApp;
+                    var window = VpmConfig.Instance.DirWindow = new ChooseDir(VpmConfig.Instance.Arguments.VVVVDir);
+                    winapp.MainWindow = window;
+                    window.Show();
+                });
+                VpmUtils.Wait();
+                var dirwindow = (ChooseDir)VpmConfig.Instance.DirWindow;
+                if (dirwindow.Cancelled)
+                {
+                    //VpmUtils.CleanUp();
+                    Environment.Exit(0);
+                }
+                VpmConfig.Instance.Arguments.VVVVDir = dirwindow.PathResult;
+
+                if (!Directory.Exists(VpmConfig.Instance.Arguments.VVVVDir))
+                {
+                    Console.WriteLine("Destination directory doesn't exist. Creating it.");
+                    try
+                    {
+                        Directory.CreateDirectory(VpmConfig.Instance.Arguments.VVVVDir);
+                    }
+                    catch (Exception)
+                    {
+                        Console.WriteLine("Couldn't do that.");
+                        throw;
+                    }
+                }
+
                 List<string> aliaslist = null;
                 if (aliasesnode != null)
                 {
@@ -69,7 +102,7 @@ static void Main(string[] args)
                     Console.WriteLine("Input pack seems to be already existing as " + matchalias);
                     if (VpmUtils.PromptYayOrNay("Do you want to overwrite?"))
                     {
-                        var packdir = Path.Combine(Args.GetAmbientArgs<VpmArgs>().VVVVDir, "packs", matchalias);
+                        var packdir = Path.Combine(VpmConfig.Instance.Arguments.VVVVDir, "packs", matchalias);
                         VpmUtils.DeleteDirectory(packdir, true);
                     }
                     else
@@ -83,11 +116,18 @@ static void Main(string[] args)
                 Console.ForegroundColor = ConsoleColor.Green;
                 Console.WriteLine("Initialization complete.");
                 Console.ResetColor();
-
-                var winapp = VpmConfig.Instance.WinApp = new Application();
-                var window = VpmConfig.Instance.AgreeWindow = new UserAgree();
 
-                winapp.Run(window);
+                VpmConfig.Instance.WinApp.BeginInvoke(() =>
+                {
+                    var winapp = VpmConfig.Instance.WinApp;
+                    var window = VpmConfig.Instance.AgreeWindow = new UserAgree();
+                    winapp.MainWindow = window;
+                    window.Show();
+                });
+                while (!VpmConfig.Instance.AgreementsAgreed)
+                {
+                    Thread.Sleep(10);
+                }
 
                 if (VpmConfig.Instance.InstallationCancelled)
                 {

src/vpm/UserAgree.xaml

@@ -10,7 +10,7 @@
             BorderThickness="0" 
             GlowBrush="Black"
             ResizeMode="CanResizeWithGrip"
-        Initialized="UserAgree_OnInitialized" Background="#FF2C2C2C" NonActiveWindowTitleBrush="#FF2C2C2C" OverrideDefaultWindowCommandsBrush="White" TitleForeground="White" WindowTitleBrush="#FF2C2C2C" Foreground="White">
+        Initialized="UserAgree_OnInitialized" Background="#FF2C2C2C" NonActiveWindowTitleBrush="#FF2C2C2C" OverrideDefaultWindowCommandsBrush="White" TitleForeground="White" WindowTitleBrush="#FF2C2C2C" Foreground="White" Closed="OnCancelled">
     <Controls:MetroWindow.Resources>
         <ResourceDictionary>
             <ResourceDictionary.MergedDictionaries>

src/vpm/UserAgree.xaml.cs

@@ -61,8 +61,9 @@ public void ContinueFromJS()
         private void ContinueInstall_Click(object sender, RoutedEventArgs e)
         {
             VpmConfig.Instance.InstallationCancelled = false;
+            VpmConfig.Instance.WaitSignal = false;
+            VpmConfig.Instance.AgreementsAgreed = true;
             VpmConfig.Instance.AgreeWindow.Close();
-            VpmConfig.Instance.WinApp.Shutdown();
         }
 
         private void UserAgree_OnInitialized(object sender, EventArgs e)
@@ -160,5 +161,13 @@ private void AgreeAndInstall_OnIsEnabledChanged(object sender, DependencyPropert
             if ((bool)e.NewValue) AgreeAndInstall.Opacity = 1;
             else AgreeAndInstall.Opacity = 0.5;
         }
+
+        private void OnCancelled(object sender, EventArgs e)
+        {
+            VpmConfig.Instance.InstallationCancelled = true;
+            VpmConfig.Instance.WaitSignal = false;
+            VpmConfig.Instance.AgreementsAgreed = true;
+            VpmConfig.Instance.DirWindow.Close();
+        }
     }
 }

src/vpm/args.cs

@@ -4,7 +4,9 @@
 using System.IO;
 using System.Reflection;
 using System.Threading;
+using System.Windows;
 using BrendanGrant.Helpers.FileAssociation;
+using MahApps.Metro.Controls;
 using Microsoft.Win32;
 using PowerArgs;
 

src/vpm/config.cs

@@ -2,8 +2,11 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Reflection;
+using System.Threading;
+using System.Threading.Tasks;
 using System.Windows;
 using System.Xml;
+using MahApps.Metro.Controls;
 using NuGet;
 using PowerArgs;
 
@@ -18,6 +21,8 @@ public class VpmConfig
         public IPackageRepository DefaultNugetRepository => _defaultNugetRepository ??
             (_defaultNugetRepository = PackageRepositoryFactory.Default.CreateRepository("https://packages.nuget.org/api/v2"));
 
+        public VpmArgs Arguments { get; set; }
+
         private string _vvvvarch;
         public string VVVVArcitecture
         {
@@ -84,6 +89,8 @@ public string VpmTempDir
         }
 
         private XmlDocument _openedpack;
+        public bool WaitSignal {get; set; }
+        public bool AgreementsAgreed { get; set; }
 
         public XmlDocument OpenedPackXml
         {
@@ -97,8 +104,37 @@ public XmlDocument OpenedPackXml
                 return _openedpack;
             }
         }
-        public Application WinApp { get; set; }
+        public Application WinApp
+        {
+            get
+            {
+                if (_winApp == null)
+                {
+                    VpmConfig.Instance.WaitSignal = true;
+                    ApplicationTask = VpmUtils.StartSTATask<bool>(() =>
+                    {
+                        var winapp = _winApp = new Application();
+                        winapp.ShutdownMode = ShutdownMode.OnExplicitShutdown;
+                        winapp.Run();
+                        return true;
+                    });
+                    while (_winApp == null)
+                    {
+                        Thread.Sleep(10);
+                    }
+                }
+                return _winApp;
+            }
+            //set => _winApp = value;
+        }
+
+        private Application _winApp;
+        public Task ApplicationTask { get; set; }
+
         public Window AgreeWindow { get; set; }
+
+        public Window DirWindow { get; set; }
+
         public List<VPack> _packlist = new List<VPack>();
         public List<VPack> PackList => _packlist;
         public bool InstallationCancelled = true;

src/vpm/packages.config

@@ -14,6 +14,8 @@
   <package id="Microsoft.CodeAnalysis.CSharp.Scripting" version="2.3.0-beta1" targetFramework="net461" />
   <package id="Microsoft.CodeAnalysis.Scripting.Common" version="2.3.0-beta1" targetFramework="net461" />
   <package id="Microsoft.Web.Xdt" version="2.1.1" targetFramework="net461" />
+  <package id="Microsoft.WindowsAPICodePack-Core" version="1.1.0.0" targetFramework="net461" />
+  <package id="Microsoft.WindowsAPICodePack-Shell" version="1.1.0.0" targetFramework="net461" />
   <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net461" />
   <package id="NuGet.CommandLine" version="4.1.0" targetFramework="net461" developmentDependency="true" />
   <package id="NuGet.Core" version="2.14.0" targetFramework="net461" />

src/vpm/utils.cs

@@ -10,6 +10,7 @@
 using System.Reflection;
 using System.Text.RegularExpressions;
 using System.Threading;
+using System.Threading.Tasks;
 using System.Xml;
 using LibGit2Sharp;
 using LibGit2Sharp.Handlers;
@@ -77,6 +78,32 @@ public VersionRelation(System.Version curr, System.Version existing)
 
     public static class VpmUtils
     {
+        public static Task<T> StartSTATask<T>(Func<T> func)
+        {
+            var tcs = new TaskCompletionSource<T>();
+            Thread thread = new Thread(() =>
+            {
+                try
+                {
+                    tcs.SetResult(func());
+                }
+                catch (Exception e)
+                {
+                    tcs.SetException(e);
+                }
+            });
+            thread.SetApartmentState(ApartmentState.STA);
+            thread.Start();
+            return tcs.Task;
+        }
+
+        public static void Wait()
+        {
+            while (VpmConfig.Instance.WaitSignal)
+            {
+                Thread.Sleep(10);
+            }
+        }
         public static void ConsoleClearLine()
         {
             Console.SetCursorPosition(0, Math.Max(Console.CursorTop - 1, 0));