Add export dialog and implement export as plain text

DiscordChatExporter/Views/ErrorDialog.ammy.cs

@@ -1,10 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace DiscordChatExporter.Views
+namespace DiscordChatExporter.Views
 {
     public partial class ErrorDialog
     {
@@ -13,4 +7,4 @@ namespace DiscordChatExporter.Views
             InitializeComponent();
         }
     }
-}
+}

DiscordChatExporter/Views/ExportDoneDialog.ammy

@@ -18,7 +18,8 @@ UserControl "DiscordChatExporter.Views.ExportDoneDialog" {
       HorizontalAlignment: Right
 
       // Open
-      Button {
+      Button "OpenButton" {
+        Click: OpenButton_Click
         Command: bind OpenCommand
         Content: "OPEN IT"
         Margin: 8

DiscordChatExporter/Views/ExportDoneDialog.ammy.cs

@@ -1,8 +1,5 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
+using System.Windows;
+using MaterialDesignThemes.Wpf;
 
 namespace DiscordChatExporter.Views
 {
@@ -12,5 +9,10 @@ namespace DiscordChatExporter.Views
         {
             InitializeComponent();
         }
+
+        public void OpenButton_Click(object sender, RoutedEventArgs args)
+        {
+            DialogHost.CloseDialogCommand.Execute(null, null);
+        }
     }
 }

DiscordChatExporter/Views/ExportSetupDialog.ammy

@@ -0,0 +1,58 @@
+using MaterialDesignThemes.Wpf
+
+UserControl "DiscordChatExporter.Views.ExportSetupDialog" {
+  DataContext: bind ExportSetupViewModel from $resource Container
+  Width: 350
+
+  StackPanel {
+    // File path
+    Grid {
+      #TwoColumns("*", "Auto")
+
+      TextBox {
+        Grid.Column: 0
+        Margin: "16 16 4 8"
+        HintAssist.Hint: "Output file"
+        HintAssist.IsFloating: true
+        Text: bind FilePath
+              set [ UpdateSourceTrigger: PropertyChanged ]
+      }
+
+      Button "LocateFilePathButton" {
+        Grid.Column: 1
+        Margin: "4 16 16 8"
+        Padding: 4
+        Click: LocateFilePathButton_Click
+        Style: resource dyn "MaterialDesignFlatButton"
+
+        PackIcon {
+          Kind: PackIconKind.DotsHorizontal
+          Width: 24
+          Height: 24
+        }
+      }
+    }
+
+    // Buttons
+    @StackPanelHorizontal {
+      HorizontalAlignment: Right
+
+      // Export
+      Button "ExportButton" {
+        Click: ExportButton_Click
+        Command: bind ExportCommand
+        Content: "EXPORT"
+        Margin: 8
+        Style: resource dyn "MaterialDesignFlatButton"
+      }
+
+      // Cancel
+      Button {
+        Command: DialogHost.CloseDialogCommand
+        Content: "CANCEL"
+        Margin: 8
+        Style: resource dyn "MaterialDesignFlatButton"
+      }
+    }
+  }
+}

DiscordChatExporter/Views/ExportSetupDialog.ammy.cs

@@ -0,0 +1,55 @@
+using System.Collections.Generic;
+using System.Windows;
+using DiscordChatExporter.Models;
+using DiscordChatExporter.ViewModels;
+using MaterialDesignThemes.Wpf;
+using Microsoft.Win32;
+using Tyrrrz.Extensions;
+
+namespace DiscordChatExporter.Views
+{
+    public partial class ExportSetupDialog
+    {
+        public ExportSetupDialog()
+        {
+            InitializeComponent();
+        }
+
+        private IExportSetupViewModel ViewModel => (IExportSetupViewModel) DataContext;
+
+        private string GetOutputFileFilter()
+        {
+            var filters = new List<string>();
+            foreach (var format in ViewModel.AvailableFormats)
+            {
+                var ext = format.GetFileExtension();
+                filters.Add($"{format} (*.{ext})|*.{ext}");
+            }
+
+            return filters.JoinToString("|");
+        }
+
+        public void LocateFilePathButton_Click(object sender, RoutedEventArgs args)
+        {
+            var sfd = new SaveFileDialog
+            {
+                FileName = ViewModel.FilePath,
+                Filter = GetOutputFileFilter(),
+                FilterIndex = ViewModel.AvailableFormats.IndexOf(ViewModel.SelectedFormat) + 1,
+                AddExtension = true,
+                Title = "Select output file"
+            };
+
+            if (sfd.ShowDialog() == true)
+            {
+                ViewModel.FilePath = sfd.FileName;
+                ViewModel.SelectedFormat = ViewModel.AvailableFormats[sfd.FilterIndex - 1];
+            }
+        }
+
+        public void ExportButton_Click(object sender, RoutedEventArgs args)
+        {
+            DialogHost.CloseDialogCommand.Execute(null, null);
+        }
+    }
+}

DiscordChatExporter/Views/MainWindow.ammy

@@ -167,7 +167,7 @@ Window "DiscordChatExporter.Views.MainWindow" {
                     Cursor: CursorType.Hand
                     InputBindings: [
                       MouseBinding {
-                        Command: bind DataContext.ExportChannelCommand from $ancestor<ItemsControl>
+                        Command: bind DataContext.ShowExportSetupCommand from $ancestor<ItemsControl>
                         CommandParameter: bind
                         MouseAction: LeftClick
                       }

DiscordChatExporter/Views/MainWindow.ammy.cs

@@ -18,8 +18,9 @@ namespace DiscordChatExporter.Views
             Title += $" v{Assembly.GetExecutingAssembly().GetName().Version}";
 
             Messenger.Default.Register<ShowErrorMessage>(this, m => DialogHost.Show(new ErrorDialog()).Forget());
-            Messenger.Default.Register<ShowSettingsMessage>(this, m => DialogHost.Show(new SettingsDialog()).Forget());
             Messenger.Default.Register<ShowExportDoneMessage>(this, m => DialogHost.Show(new ExportDoneDialog()).Forget());
+            Messenger.Default.Register<ShowExportSetupMessage>(this, m => DialogHost.Show(new ExportSetupDialog()).Forget());
+            Messenger.Default.Register<ShowSettingsMessage>(this, m => DialogHost.Show(new SettingsDialog()).Forget());
         }
 
         public void TokenTextBox_KeyDown(object sender, KeyEventArgs e)