M0: remote access server - Kestrel embedded (token auth/pair/queue API/library/range streaming/web companion zero-install), QR pairing window, DownloadQueueAdapter, auto-start+palette commands. Server E2E green (102 tests)

VideoDownloader.App/Services/DownloadQueueAdapter.cs

@@ -0,0 +1,67 @@
+using System.Windows.Threading;
+using VideoDownloader.App.ViewModels;
+using VideoDownloader.Server;
+using VideoDownloader.Core.Detection;
+
+namespace VideoDownloader.App.Services;
+
+/// <summary>
+/// DownloadManager(UI 컬렉션) ↔ 서버 큐 API 브릿지. 모든 접근을 UI 디스패처로 마샬링.
+/// </summary>
+public sealed class DownloadQueueAdapter : IQueueAdapter
+{
+    private readonly Core.DownloadManager _manager;
+    private readonly Dispatcher _dispatcher;
+
+    public DownloadQueueAdapter(Core.DownloadManager manager, Dispatcher dispatcher)
+    {
+        _manager = manager;
+        _dispatcher = dispatcher;
+    }
+
+    public Task<IReadOnlyList<QueueItemDto>> GetItemsAsync() => _dispatcher.InvokeAsync(() =>
+        (IReadOnlyList<QueueItemDto>)_manager.Items.Select(Map).ToList()).Task;
+
+    public Task<string> AddAsync(string url, string? title)
+    {
+        // 서버에서 온 URL → 감지 파이프라인으로(소셜/HLS/DASH 자동 분류)
+        return _dispatcher.InvokeAsync(() =>
+        {
+            if (Uri.TryCreate(url, UriKind.Absolute, out var uri) &&
+                SocialSiteDetector.TryMatch(uri, out var normalized, out var label))
+            {
+                _manager.OnDetected(new DetectionContext(normalized, normalized, MediaKind.Social, Tag: label));
+                return normalized;
+            }
+            var kind = MediaDetector.Classify(url, "", -1, _manager.Config) ?? MediaKind.Direct;
+            _manager.OnDetected(new DetectionContext(url, url, kind, ""));
+            return url;
+        }).Task;
+    }
+
+    public Task PauseAsync(string id) => _dispatcher.InvokeAsync(() =>
+    {
+        var item = Find(id);
+        if (item != null) _manager.Cancel(item); // v1: 제어 매핑 — 진행 항목 취소
+    }).Task;
+
+    public Task ResumeAsync(string id) => _dispatcher.InvokeAsync(() =>
+    {
+        var item = Find(id);
+        if (item != null) _ = _manager.RetryDownload(item);
+    }).Task;
+
+    public Task CancelAsync(string id) => _dispatcher.InvokeAsync(() =>
+    {
+        var item = Find(id);
+        if (item != null) _manager.Cancel(item);
+    }).Task;
+
+    public event Action? Changed { add { } remove { } }
+
+    private DownloadItemViewModel? Find(string id) =>
+        _manager.Items.FirstOrDefault(i => i.Id == id);
+
+    private static QueueItemDto Map(DownloadItemViewModel i) =>
+        new(i.Id, i.Title, i.Url ?? "", i.Status ?? "", i.Progress);
+}