Implement a notification about previously enabled anonymous data sending

Configuration/UserConfig.cs

@@ -34,8 +34,9 @@ static UserConfig(){
         
         // CONFIGURATION DATA
 
-        public bool FirstRun            { get; set; } = true;
-        public bool AllowDataCollection { get; set; } = false;
+        public bool FirstRun                       { get; set; } = true;
+        public bool AllowDataCollection            { get; set; } = false;
+        public bool ShowDataCollectionNotification { get; set; } = true;
 
         public WindowState BrowserWindow { get; set; } = new WindowState();
         public WindowState PluginsWindow { get; set; } = new WindowState();

Core/FormBrowser.cs

@@ -68,6 +68,8 @@ public FormBrowser(UpdaterSettings updaterSettings){
             this.notification.Show();
             
             this.browser = new TweetDeckBrowser(this, plugins, new TweetDeckBridge(this, notification));
+            this.browser.PageLoaded += browser_PageLoaded;
+
             this.contextMenu = ContextMenuBrowser.CreateMenu(this);
 
             Controls.Add(new MenuStrip{ Visible = false }); // fixes Alt freezing the program in Win 10 Anniversary Update
@@ -205,6 +207,38 @@ private void trayIcon_ClickRestore(object sender, EventArgs e){
         private void trayIcon_ClickClose(object sender, EventArgs e){
             ForceClose();
         }
+
+        private void browser_PageLoaded(object sender, EventArgs e){
+            if (Config.ShowDataCollectionNotification){
+                this.InvokeAsyncSafe(() => {
+                    if (!Config.FirstRun && Config.AllowDataCollection){
+                        FormMessage form = new FormMessage("Anonymous Data Update", "Hi! You can now review your anonymous data report, and opt-out if you've changed your mind. Collected data will be used to focus development on most commonly used features. If you want to opt-out but still support the project, any feedback and donations are appreciated.", MessageBoxIcon.Information);
+                        form.AddButton("OK", ControlType.Accept | ControlType.Focused);
+
+                        Button btnReviewSettings = new Button{
+                            Anchor = AnchorStyles.Bottom | AnchorStyles.Left,
+                            Font = SystemFonts.MessageBoxFont,
+                            Location = new Point(9, 12),
+                            Margin = new Padding(0, 0, 48, 0),
+                            Size = new Size(160, 26),
+                            Text = "Review Feedback Options",
+                            UseVisualStyleBackColor = true
+                        };
+
+                        btnReviewSettings.Click += (sender2, args2) => {
+                            form.Close();
+                            OpenSettings(typeof(TabSettingsFeedback));
+                        };
+
+                        form.AddActionControl(btnReviewSettings);
+                        ShowChildForm(form);
+                    }
+
+                    Config.ShowDataCollectionNotification = false;
+                    Config.Save();
+                });
+            }
+        }
         
         private void plugins_Reloaded(object sender, PluginErrorEventArgs e){
             if (e.HasErrors){
@@ -327,6 +361,7 @@ public void OnIntroductionClosed(bool showGuide, bool allowDataCollection){
             if (Config.FirstRun){
                 Config.FirstRun = false;
                 Config.AllowDataCollection = allowDataCollection;
+                Config.ShowDataCollectionNotification = false;
                 Config.Save();
 
                 if (allowDataCollection && analytics == null){

Core/TweetDeckBrowser.cs

@@ -32,6 +32,8 @@ public bool IsTweetDeckWebsite{
             }
         }
 
+        public event EventHandler PageLoaded;
+
         private readonly ChromiumWebBrowser browser;
         private readonly PluginManager plugins;
         private readonly MemoryUsageTracker memoryUsageTracker;
@@ -145,6 +147,8 @@ private void browser_FrameLoadEnd(object sender, FrameLoadEndEventArgs e){
                 if (Program.UserConfig.FirstRun){
                     ScriptLoader.ExecuteFile(e.Frame, "introduction.js");
                 }
+
+                PageLoaded?.Invoke(this, EventArgs.Empty);
             }
         }