refactor(ui): route every Auto Nest engine through the validated pipeline

2026-09-29 10:56:38 -04:00
parent b8bded1b09
commit b3a4390169
10 changed files with 443 additions and 496 deletions
@@ -0,0 +1,50 @@
+using System;
+using System.Collections.Generic;
+using System.Threading;
+
+namespace OpenNest.Engine.Jobs;
+
+/// <summary>Applies an explicitly accepted whole-job proposal to empty physical sheets only.
+/// Caller must keep the nest and its drawings stable from request construction through commit.</summary>
+public static class NestPipelineCommit
+{
+    public static IReadOnlyList<Plate> ApplyToEmptyPlates(
+        NestPipelineResult result,
+        PlateManager manager,
+        bool allowInvalid = false,
+        CancellationToken token = default
+    )
+    {
+        ArgumentNullException.ThrowIfNull(result);
+        ArgumentNullException.ThrowIfNull(manager);
+        token.ThrowIfCancellationRequested();
+        if (!result.CanKeep || (!result.IsValid && !allowInvalid))
+            throw new InvalidOperationException("The nesting result cannot be committed without a keepable layout and explicit consent to its violations.");
+
+        var applied = new List<Plate>();
+        // Commit is synchronous on the caller's owning thread. Cancellation is checked
+        // before mutation, not partway through attachment (which would leave half a job).
+        manager.BeginBatch();
+        try
+        {
+            foreach (var proposed in result.Plates)
+            {
+                if (proposed.Parts.Count == 0)
+                    continue;
+                var plate = manager.GetOrCreateEmpty();
+                plate.Size = proposed.Stock.Size;
+                plate.PartSpacing = proposed.Stock.PartSpacing;
+                plate.EdgeSpacing = proposed.Stock.EdgeSpacing;
+                plate.Quadrant = proposed.Stock.Quadrant;
+                plate.Quantity = 1;
+                plate.Parts.AddRange(proposed.Parts);
+                applied.Add(plate);
+            }
+        }
+        finally
+        {
+            manager.EndBatch();
+        }
+        return applied.AsReadOnly();
+    }
+}