feat(engine): share stock construction across nesting callers

2026-09-29 10:33:16 -04:00
parent 7aeb636ca2
commit 43253cd9ab
2 changed files with 109 additions and 0 deletions
@@ -0,0 +1,41 @@
+using System;
+using System.Collections.Generic;
+using OpenNest.Engine.Jobs.Adapters;
+using OpenNest.Geometry;
+
+namespace OpenNest.Engine.Jobs;
+
+/// <summary>Shared stock snapshots for whole-job front ends. Plate repeat count is not inventory.</summary>
+public static class NestStockBuilder
+{
+    public static IReadOnlyList<NestPlateStock> FromTemplate(
+        Plate template,
+        IReadOnlyList<PlateOption> options,
+        int? quantityPerOption = null
+    )
+    {
+        ArgumentNullException.ThrowIfNull(template);
+        if (options == null || options.Count == 0)
+            return new[] { DrawingJobMapper.FromPlate("plate", template, quantityPerOption) };
+
+        var stock = new List<NestPlateStock>(options.Count);
+        for (var i = 0; i < options.Count; i++)
+        {
+            var option = options[i];
+            ArgumentNullException.ThrowIfNull(option);
+            stock.Add(new NestPlateStock(
+                $"option-{i}",
+                new Size(option.Width, option.Length),
+                quantityPerOption,
+                template.PartSpacing,
+                template.EdgeSpacing,
+                template.Quadrant
+            ));
+        }
+        return stock.AsReadOnly();
+    }
+
+    /// <summary>Single-sheet callers may not silently create additional sheets.</summary>
+    public static IReadOnlyList<NestPlateStock> SinglePlate(Plate plate) =>
+        FromTemplate(plate, null, quantityPerOption: 1);
+}