feat: align legacy operator and playout behavior

src/MBN_STOCK_WEBVIEW.LegacyBridge/LegacyBridgeProtocol.cs

@@ -24,6 +24,13 @@ public sealed record LegacyCutPointerDownIntent(
     int Y,
     long TimestampMilliseconds) : LegacyUiIntent;
 
+public sealed record LegacyCutKeyDownIntent(
+    LegacyCutKeyboardKey Key,
+    bool Control,
+    bool Shift) : LegacyUiIntent;
+
+public sealed record LegacyClearCutSelectionIntent : LegacyUiIntent;
+
 public sealed record LegacyDropSelectedCutsIntent : LegacyUiIntent;
 
 public sealed record LegacySetPlaylistEnabledIntent(string RowId, bool Enabled)
@@ -37,6 +44,8 @@ public sealed record LegacySelectPlaylistRowIntent(
     bool Control,
     bool Shift) : LegacyUiIntent;
 
+public sealed record LegacyActivatePlaylistRowIntent(string RowId) : LegacyUiIntent;
+
 public sealed record LegacyMoveSelectedPlaylistRowsIntent(
     LegacyPlaylistMoveDirection Direction) : LegacyUiIntent;
 
@@ -349,10 +358,13 @@ public static class LegacyBridgeProtocol
                 "search-stocks" => ParseSearch(payload),
                 "select-stock" => ParseStockSelection(payload),
                 "cut-pointer-down" => ParseCutPointer(payload),
+                "cut-key-down" => ParseCutKeyDown(payload),
+                "clear-cut-selection" => ParseClearCutSelection(payload),
                 "drop-selected-cuts" => ParseDrop(payload),
                 "set-playlist-enabled" => ParseEnabled(payload),
                 "set-all-playlist-enabled" => ParseAllEnabled(payload),
                 "select-playlist-row" => ParsePlaylistSelection(payload),
+                "activate-playlist-row" => ParsePlaylistActivation(payload),
                 "move-selected-playlist-rows" => ParsePlaylistMove(payload),
                 "reorder-playlist-rows" => ParsePlaylistReorder(payload),
                 "delete-selected-playlist-rows" => ParseDeleteSelected(payload),
@@ -565,6 +577,7 @@ public static class LegacyBridgeProtocol
                 row.RowId,
                 row.IsEnabled,
                 row.IsSelected,
+                row.IsActive,
                 row.MarketText,
                 row.StockName,
                 row.GraphicType,
@@ -1020,10 +1033,12 @@ public static class LegacyBridgeProtocol
                 playout.IsCommandAvailable,
                 playout.LiveTakeInAllowed,
                 playout.IsPlayCompletionPending,
+                playout.IsTakeOutCompletionPending,
                 playout.OutcomeUnknown,
                 playout.PreparedCode,
                 playout.OnAirCode,
                 playout.CurrentCueIndexZeroBased,
+                playout.CurrentEntryId,
                 playout.PageIndexZeroBased,
                 playout.PageCount,
                 playout.PageSize,
@@ -1089,7 +1104,12 @@ public static class LegacyBridgeProtocol
                 "x",
                 "y",
                 "timestampMilliseconds") ||
-            !TryInt32(payload, "physicalIndex", 0, 32, out var physicalIndex) ||
+            !TryInt32(
+                payload,
+                "physicalIndex",
+                0,
+                LegacyRuntimeStockCutMenuLoader.MaximumRows - 1,
+                out var physicalIndex) ||
             !TryBoolean(payload, "control", out var control) ||
             !TryBoolean(payload, "shift", out var shift) ||
             !TryInt32(payload, "x", 0, 16_384, out var x) ||
@@ -1111,6 +1131,33 @@ public static class LegacyBridgeProtocol
     private static LegacyUiIntent? ParseDrop(JsonElement payload) =>
         HasOnlyProperties(payload) ? new LegacyDropSelectedCutsIntent() : null;
 
+    private static LegacyUiIntent? ParseCutKeyDown(JsonElement payload)
+    {
+        if (!HasOnlyProperties(payload, "key", "control", "shift") ||
+            !TryString(payload, "key", 16, out var keyText) ||
+            !TryBoolean(payload, "control", out var control) ||
+            !TryBoolean(payload, "shift", out var shift))
+        {
+            return null;
+        }
+
+        var key = keyText switch
+        {
+            "arrow-up" => LegacyCutKeyboardKey.ArrowUp,
+            "arrow-down" => LegacyCutKeyboardKey.ArrowDown,
+            "home" => LegacyCutKeyboardKey.Home,
+            "end" => LegacyCutKeyboardKey.End,
+            "space" => LegacyCutKeyboardKey.Space,
+            _ => (LegacyCutKeyboardKey?)null
+        };
+        return key.HasValue
+            ? new LegacyCutKeyDownIntent(key.Value, control, shift)
+            : null;
+    }
+
+    private static LegacyUiIntent? ParseClearCutSelection(JsonElement payload) =>
+        HasOnlyProperties(payload) ? new LegacyClearCutSelectionIntent() : null;
+
     private static LegacyUiIntent? ParseEnabled(JsonElement payload)
     {
         if (!HasOnlyProperties(payload, "rowId", "enabled") ||
@@ -1144,6 +1191,13 @@ public static class LegacyBridgeProtocol
         return new LegacySelectPlaylistRowIntent(rowId, control, shift);
     }
 
+    private static LegacyUiIntent? ParsePlaylistActivation(JsonElement payload) =>
+        HasOnlyProperties(payload, "rowId") &&
+        TryString(payload, "rowId", 128, out var rowId) &&
+        IsSafeIdentifier(rowId)
+            ? new LegacyActivatePlaylistRowIntent(rowId)
+            : null;
+
     private static LegacyUiIntent? ParsePlaylistMove(JsonElement payload)
     {
         if (!HasOnlyProperties(payload, "direction") ||