fix(runtime): isolate Campaign LA7b delete state

tests/AcDream.Runtime.Tests/Session/LiveSessionControllerTests.cs

@@ -530,6 +530,127 @@ public sealed class LiveSessionControllerTests
         Assert.False(controller.IsInWorld);
     }
 
+    [Theory]
+    [InlineData(false)]
+    [InlineData(true)]
+    public void RestoreCompletionDuringConfirmedDelete_PreservesDeleteUntilAck(
+        bool acknowledgeBeforeCompletion)
+    {
+        var calls = new List<string>();
+        var operations = new TestOperations(calls);
+        var host = new TestHost(calls);
+        var controller = new LiveSessionController(operations);
+        Assert.Equal(
+            LiveSessionStartStatus.AwaitingCharacterSelection,
+            controller.Start(LiveOptions(awaitSelection: true), host).Status);
+        RuntimeGenerationToken generation = controller.Generation;
+
+        Assert.True(controller.Highlight(generation, 0x50000001u).Accepted);
+        Assert.True(controller.Restore(generation).Accepted);
+        Assert.True(controller.Highlight(generation, 0x50000002u).Accepted);
+        Assert.True(controller.RequestDelete(generation).Accepted);
+        Assert.True(controller.ConfirmDelete(generation).Accepted);
+        Assert.Equal([("Canonical", 1)], operations.DeleteRequests);
+        Assert.Equal(
+            RuntimeCharacterSelectionOperation.DeleteRequested,
+            controller.CharacterSelection.Snapshot.Operation);
+        Assert.Equal(
+            RuntimeCharacterSelectionButtons.None,
+            controller.CharacterSelection.Snapshot.Buttons);
+
+        if (acknowledgeBeforeCompletion)
+            controller.CharacterSelectionState.ApplyDeleteAcknowledged();
+
+        controller.CharacterSelectionState.ApplyRestore(
+            new CharacterRestore.Parsed(
+                VerificationFlag: 1u,
+                Guid: 0x50000001u,
+                Name: "Restored",
+                SecondsGreyedOut: 0u));
+
+        Assert.Equal(
+            acknowledgeBeforeCompletion
+                ? RuntimeCharacterSelectionOperation.DeleteAcknowledged
+                : RuntimeCharacterSelectionOperation.DeleteRequested,
+            controller.CharacterSelection.Snapshot.Operation);
+        Assert.Equal(
+            RuntimeCharacterSelectionButtons.None,
+            controller.CharacterSelection.Snapshot.Buttons);
+        Assert.True(controller.CharacterSelection.TryGet(
+            0x50000001u,
+            out RuntimeCharacterSelectionEntry restored));
+        Assert.False(restored.IsPendingDelete);
+        Assert.Equal(
+            RuntimeCommandStatus.Rejected,
+            controller.ConfirmDelete(generation).Status);
+        Assert.Equal([("Canonical", 1)], operations.DeleteRequests);
+
+        if (!acknowledgeBeforeCompletion)
+            controller.CharacterSelectionState.ApplyDeleteAcknowledged();
+
+        Assert.Equal(
+            RuntimeCharacterSelectionOperation.DeleteAcknowledged,
+            controller.CharacterSelection.Snapshot.Operation);
+        Assert.Equal(
+            RuntimeCharacterSelectionButtons.None,
+            controller.CharacterSelection.Snapshot.Buttons);
+        Assert.Equal([("Canonical", 1)], operations.DeleteRequests);
+    }
+
+    [Theory]
+    [InlineData(false)]
+    [InlineData(true)]
+    public void RestoreTimeoutDuringConfirmedDelete_PreservesDeleteUntilAck(
+        bool acknowledgeBeforeTimeout)
+    {
+        var calls = new List<string>();
+        var operations = new TestOperations(calls);
+        var host = new TestHost(calls);
+        var time = new ManualTimeProvider();
+        var controller = new LiveSessionController(operations, time);
+        Assert.Equal(
+            LiveSessionStartStatus.AwaitingCharacterSelection,
+            controller.Start(LiveOptions(awaitSelection: true), host).Status);
+        RuntimeGenerationToken generation = controller.Generation;
+
+        Assert.True(controller.Highlight(generation, 0x50000001u).Accepted);
+        Assert.True(controller.Restore(generation).Accepted);
+        Assert.True(controller.Highlight(generation, 0x50000002u).Accepted);
+        Assert.True(controller.RequestDelete(generation).Accepted);
+        Assert.True(controller.ConfirmDelete(generation).Accepted);
+        Assert.Equal([("Canonical", 1)], operations.DeleteRequests);
+
+        if (acknowledgeBeforeTimeout)
+            controller.CharacterSelectionState.ApplyDeleteAcknowledged();
+
+        time.Advance(RuntimeCharacterSelectionState.RestoreCorrelationTimeout);
+        controller.Tick();
+
+        Assert.Equal(
+            acknowledgeBeforeTimeout
+                ? RuntimeCharacterSelectionOperation.DeleteAcknowledged
+                : RuntimeCharacterSelectionOperation.DeleteRequested,
+            controller.CharacterSelection.Snapshot.Operation);
+        Assert.Equal(
+            RuntimeCharacterSelectionButtons.None,
+            controller.CharacterSelection.Snapshot.Buttons);
+        Assert.Equal(
+            RuntimeCommandStatus.Rejected,
+            controller.ConfirmDelete(generation).Status);
+        Assert.Equal([("Canonical", 1)], operations.DeleteRequests);
+
+        if (!acknowledgeBeforeTimeout)
+            controller.CharacterSelectionState.ApplyDeleteAcknowledged();
+
+        Assert.Equal(
+            RuntimeCharacterSelectionOperation.DeleteAcknowledged,
+            controller.CharacterSelection.Snapshot.Operation);
+        Assert.Equal(
+            RuntimeCharacterSelectionButtons.None,
+            controller.CharacterSelection.Snapshot.Buttons);
+        Assert.Equal([("Canonical", 1)], operations.DeleteRequests);
+    }
+
     [Fact]
     public void CharacterCommands_AreGenerationGatedAcrossReconnectAndStop()
     {