fix.消息盒子媒体播放器组件服务修复

2026-06-20 23:54:26 +08:00 · 2026-05-12 18:49:04 +08:00
parent 33c264f6dd
commit b48056391a
17 changed files with 1202 additions and 410 deletions
--- a/LanMountainDesktop.Tests/MusicControlServiceTests.cs
+++ b/LanMountainDesktop.Tests/MusicControlServiceTests.cs
@@ -0,0 +1,125 @@
+using LanMountainDesktop.Services;
+using Xunit;
+
+namespace LanMountainDesktop.Tests;
+
+public sealed class MusicControlServiceTests
+{
+    [Fact]
+    public void SelectCurrentSession_PrefersPlayingSession()
+    {
+        var olderPlaying = CreateState("playing", MusicPlaybackStatus.Playing, DateTimeOffset.UtcNow.AddMinutes(-10));
+        var newerPaused = CreateState("paused", MusicPlaybackStatus.Paused, DateTimeOffset.UtcNow);
+
+        var selected = MusicControlService.SelectCurrentSession([newerPaused, olderPlaying], MusicPlatform.Windows);
+
+        Assert.Equal("playing", selected.SessionId);
+    }
+
+    [Fact]
+    public void SelectCurrentSession_UsesMostRecentWhenNothingPlaying()
+    {
+        var older = CreateState("older", MusicPlaybackStatus.Paused, DateTimeOffset.UtcNow.AddMinutes(-10));
+        var newer = CreateState("newer", MusicPlaybackStatus.Stopped, DateTimeOffset.UtcNow);
+
+        var selected = MusicControlService.SelectCurrentSession([older, newer], MusicPlatform.Linux);
+
+        Assert.Equal("newer", selected.SessionId);
+    }
+
+    [Fact]
+    public void ParseMetadata_MapsCommonMprisFields()
+    {
+        const string metadata = """
+            array [
+              dict entry(
+                string "xesam:title"
+                variant string "Song Title"
+              )
+              dict entry(
+                string "xesam:artist"
+                variant array [
+                  string "Artist A"
+                  string "Artist B"
+                ]
+              )
+              dict entry(
+                string "xesam:album"
+                variant string "Album"
+              )
+              dict entry(
+                string "mpris:length"
+                variant int64 185000000
+              )
+            ]
+            """;
+
+        var parsed = LinuxMprisMusicSessionProvider.ParseMetadata(metadata);
+
+        Assert.Equal("Song Title", parsed["xesam:title"]);
+        Assert.Equal("Artist A, Artist B", parsed["xesam:artist"]);
+        Assert.Equal("Album", parsed["xesam:album"]);
+        Assert.Equal("185000000", parsed["mpris:length"]);
+    }
+
+    [Fact]
+    public void MapMprisSession_ConvertsStatusCapabilitiesAndDuration()
+    {
+        const string metadata = """
+            dict entry(
+              string "xesam:title"
+              variant string "Track"
+            )
+            dict entry(
+              string "mpris:length"
+              variant int64 120000000
+            )
+            """;
+
+        var state = LinuxMprisMusicSessionProvider.MapMprisSession(
+            "org.mpris.MediaPlayer2.spotify",
+            "Spotify",
+            "Playing",
+            metadata,
+            positionMicroseconds: 30_000_000,
+            canPlay: true,
+            canPause: true,
+            canGoNext: true,
+            canGoPrevious: false,
+            canControl: true,
+            DateTimeOffset.UtcNow);
+
+        Assert.True(state.HasSession);
+        Assert.Equal(MusicPlatform.Linux, state.Platform);
+        Assert.Equal(MusicPlaybackStatus.Playing, state.PlaybackStatus);
+        Assert.Equal(TimeSpan.FromSeconds(30), state.Position);
+        Assert.Equal(TimeSpan.FromSeconds(120), state.Duration);
+        Assert.True(state.CanPlayPause);
+        Assert.True(state.CanSkipNext);
+        Assert.False(state.CanSkipPrevious);
+    }
+
+    private static MusicPlaybackState CreateState(string sessionId, MusicPlaybackStatus status, DateTimeOffset updatedAt)
+        => new(
+            IsSupported: true,
+            HasSession: true,
+            Platform: MusicPlatform.Windows,
+            SessionId: sessionId,
+            SourceAppId: sessionId,
+            SourceAppName: sessionId,
+            SourceExecutableOrBusName: sessionId,
+            Title: sessionId,
+            Artist: string.Empty,
+            AlbumTitle: string.Empty,
+            ThumbnailBytes: null,
+            Position: TimeSpan.Zero,
+            Duration: TimeSpan.Zero,
+            PlaybackStatus: status,
+            CanPlayPause: true,
+            CanSkipPrevious: true,
+            CanSkipNext: true,
+            CanLaunch: true,
+            IsStale: false,
+            StatusMessage: string.Empty,
+            UpdatedAtUtc: updatedAt);
+}