feat(ui): add current-launch logs tab

Add Live Chat and Logs tabs to the non-edit left panel. Expose a bounded process-local AppLog feed so the newest messages appear first without importing earlier startup.log contents or changing file logging. Ref: https://obsproject.com/forum/resources/understanding-obs-studio-log.473
2026-11-02 11:06:43 -08:00
parent 20f059422b
commit 9fa06c67c2
11 changed files with 305 additions and 77 deletions
@@ -0,0 +1,84 @@
+using System;
+using System.IO;
+using System.Linq;
+using System.Windows.Controls;
+using System.Windows.Controls.Primitives;
+using Microsoft.Data.Sqlite;
+using Xunit;
+using ytLive.Helpers;
+using ytLive.ViewModels;
+
+namespace ytLive.Tests;
+
+[Collection("RealApp")]
+public sealed class LogsPanelTests
+{
+    private readonly RealAppHost _app;
+
+    public LogsPanelTests(RealAppHost app) => _app = app;
+
+    [Fact]
+    public void NonEditPanel_DefaultsToLiveChat_AndShowsCurrentLaunchLogsNewestFirst()
+    {
+        var directory = Path.Combine(Path.GetTempPath(), $"ytlive-logs-panel-{Guid.NewGuid():N}");
+        Directory.CreateDirectory(directory);
+        var databasePath = Path.Combine(directory, "layout.db");
+        var logPath = Path.Combine(directory, "startup.log");
+        File.WriteAllText(logPath, "previous-launch-sentinel" + Environment.NewLine);
+        AppLog.PathOverride = logPath;
+        MainViewModel.LayoutPathOverride = databasePath;
+
+        try
+        {
+            _app.Run(() =>
+            {
+                var window = new MainWindow();
+                try
+                {
+                    window.Show();
+                    window.UpdateLayout();
+                    var vm = (MainViewModel)window.DataContext;
+                    var panel = (UserControl)window.FindName("LeftPanel")!;
+                    var chatTab = (ToggleButton)panel.FindName("LiveChatTabButton")!;
+                    var logsTab = (ToggleButton)panel.FindName("LogsTabButton")!;
+                    var logList = (ListBox)panel.FindName("LogListBox")!;
+
+                    Assert.True(vm.IsLiveChatTabSelected);
+                    Assert.True(chatTab.IsChecked);
+                    Assert.False(logsTab.IsChecked);
+                    Assert.Equal(System.Windows.Visibility.Collapsed, logList.Visibility);
+
+                    vm.IsLogsTabSelected = true;
+                    window.UpdateLayout();
+                    Assert.True(logsTab.IsChecked);
+                    Assert.False(chatTab.IsChecked);
+                    Assert.Equal(System.Windows.Visibility.Visible, logList.Visibility);
+
+                    AppLog.Write("LogsPanel older marker");
+                    AppLog.Write("LogsPanel newer marker");
+                    vm.RefreshCurrentLaunchLogs();
+                    window.UpdateLayout();
+
+                    var entries = vm.CurrentLaunchLogEntries.Select(entry => entry.Text).ToArray();
+                    var newerIndex = Array.FindIndex(entries, text => text.Contains("LogsPanel newer marker", StringComparison.Ordinal));
+                    var olderIndex = Array.FindIndex(entries, text => text.Contains("LogsPanel older marker", StringComparison.Ordinal));
+                    Assert.True(newerIndex >= 0 && olderIndex >= 0, "new log writes did not reach the Logs tab");
+                    Assert.True(newerIndex < olderIndex, "the Logs tab must put the newest entry first");
+                    Assert.DoesNotContain(entries, text => text.Contains("previous-launch-sentinel", StringComparison.Ordinal));
+                    Assert.Same(vm.CurrentLaunchLogEntries, logList.ItemsSource);
+                }
+                finally
+                {
+                    window.Close();
+                }
+            });
+        }
+        finally
+        {
+            MainViewModel.LayoutPathOverride = null;
+            AppLog.PathOverride = null;
+            SqliteConnection.ClearAllPools();
+            try { Directory.Delete(directory, recursive: true); } catch { }
+        }
+    }
+}