Warenwirtschaft: F-07 — Verpackungsvorschau aus dem Produktionsergebnis

Stückliste je Ergebnisprodukt wird ins Formular gegeben; die Vorschau rechnet
Outputs × Stückliste (wie die Buchung) und reagiert auf Hinzufügen/Entfernen,
Produkt- und Mengenwechsel.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

app/Http/Controllers/Admin/Inventory/ProductionController.php

@@ -285,12 +285,23 @@ class ProductionController extends Controller
         $existingOutputIds = $production?->outputs?->pluck('product_id')->map(fn ($id) => (int) $id)->all() ?? [];
 
         $outputProducts = Product::query()
+            ->with('packagings:id,name')
             ->where(fn ($q) => $q->where('active', 1)->where('is_set', false))
             ->when($existingOutputIds !== [], fn ($q) => $q->orWhereIn('id', $existingOutputIds))
             ->orderBy('name')
             ->get($columns);
 
-        return ['products' => $products, 'outputProducts' => $outputProducts];
+        // F-07: Verpackungs-Stückliste je Ergebnisprodukt für die Vorschau im Browser —
+        // dieselbe Basis wie die Buchung (syncPackagingSnapshot: Outputs × Stückliste).
+        $packagingBom = $outputProducts
+            ->mapWithKeys(fn (Product $p) => [(int) $p->id => $p->packagings->map(fn ($pk) => [
+                'id' => (int) $pk->id,
+                'name' => $pk->name,
+                'per_unit' => (float) ($pk->pivot->quantity ?? 1),
+            ])->values()->all()])
+            ->all();
+
+        return ['products' => $products, 'outputProducts' => $outputProducts, 'packagingBom' => $packagingBom];
     }
 
     /**

resources/views/admin/inventory/productions/_form_fields.blade.php

@@ -139,7 +139,7 @@
 
     {{-- AP-41: Verpackungs-Vorschau direkt unter die INCI-Tabelle — man sieht auf
          einen Blick, was zusätzlich zu den Rohstoffen gebraucht wird. --}}
-    <h6>{{ __('Verpackung (Vorschau)') }}</h6>
+    <h6>{{ __('Verpackung (Vorschau)') }} <small class="text-muted font-weight-normal">{{ __('aus dem Produktionsergebnis') }}</small></h6>
     <div class="table-responsive border rounded mb-3">
         <table class="table table-sm mb-0">
             <thead><tr><th>{{ __('Artikel') }}</th><th>{{ __('Stück gesamt') }}</th></tr></thead>
@@ -175,7 +175,7 @@
     <div class="col-sm-3">{{ __('Chargen-Nr.') }}</div>
     <div class="col-sm-1"></div>
 </div>
-<div id="production-outputs" data-initial='@json($initialOutputs)'></div>
+<div id="production-outputs" data-initial='@json($initialOutputs)' data-packaging-bom='@json(($packagingBom ?? []) === [] ? (object) [] : $packagingBom)'></div>
 <button type="button" class="btn btn-sm btn-outline-secondary mb-3" id="btn-add-output">{{ __('+ weitere Ergebniszeile') }}</button>
 
 <script type="text/template" id="output-row-template">

resources/views/admin/inventory/productions/_scripts.blade.php

@@ -301,12 +301,7 @@
                 $('#recipe-hint')
                     .text('{{ __('Dieses Produkt benötigt keine Rezeptur. Es wird ohne Rohstoffverbrauch produziert.') }}')
                     .removeClass('text-danger').addClass('text-muted');
-                var $pkOnly = $('#recipe-packaging-preview').empty();
-                (data.packagings || []).forEach(function (pk) {
-                    $pkOnly.append($('<tr></tr>')
-                        .append($('<td></td>').text(pk.name))
-                        .append($('<td></td>').text(pk.total_pieces)));
-                });
+                renderPackagingPreview();
                 return;
             }
 
@@ -365,12 +360,35 @@
                     .removeClass('text-danger').addClass('text-muted');
             }
 
-            var $pk = $('#recipe-packaging-preview').empty();
-            (data.packagings || []).forEach(function (pk) {
-                $pk.append($('<tr></tr>')
-                    .append($('<td></td>').text(pk.name))
-                    .append($('<td></td>').text(pk.total_pieces)));
+            renderPackagingPreview();
+        }
+
+        // F-07: Verpackungs-Vorschau aus dem Produktionsergebnis (Outputs × Stückliste),
+        // dieselbe Basis wie die Buchung beim Abschluss — nicht aus Planungsprodukt/-menge.
+        var packagingBom = $('#production-outputs').data('packaging-bom') || {};
+        function renderPackagingPreview() {
+            var totals = {};
+            var order = [];
+            $('#production-outputs .output-row').each(function () {
+                var pid = String($(this).find('.output-product').val() || '');
+                var qty = parseInt($(this).find('.output-quantity').val(), 10) || 0;
+                (packagingBom[pid] || []).forEach(function (pk) {
+                    if (!totals[pk.id]) {
+                        totals[pk.id] = {name: pk.name, pieces: 0};
+                        order.push(pk.id);
+                    }
+                    totals[pk.id].pieces += pk.per_unit * qty;
+                });
             });
+            var $pk = $('#recipe-packaging-preview').empty();
+            order.forEach(function (id) {
+                $pk.append($('<tr></tr>')
+                    .append($('<td></td>').text(totals[id].name))
+                    .append($('<td></td>').text(Math.round(totals[id].pieces))));
+            });
+            if (!order.length) {
+                $pk.append('<tr><td colspan="2" class="text-muted">{{ __('Keine Verpackung hinterlegt.') }}</td></tr>');
+            }
         }
 
         $(document).on('click', '.btn-add-split', function (e) {
@@ -482,6 +500,7 @@
             if (!data || !data.batch_number) {
                 refreshBatch($row);
             }
+            renderPackagingPreview();
         }
 
         $('#btn-add-output').on('click', function (e) {
@@ -495,16 +514,19 @@
                 return;
             }
             $(this).closest('.output-row').remove();
+            renderPackagingPreview();
         });
 
         $(document).on('change', '.output-product', function () {
             var $row = $(this).closest('.output-row');
             $row.data('auto', false);
             refreshBatch($row);
+            renderPackagingPreview();
         });
 
         $(document).on('input change', '.output-quantity', function () {
             $(this).closest('.output-row').data('auto', false);
+            renderPackagingPreview();
         });
 
         $(document).on('input', '.output-batch', function () {
@@ -521,6 +543,7 @@
                     refreshBatch($row);
                 }
             });
+            renderPackagingPreview();
         });
 
         $('#quantity').on('change input', function () {
@@ -531,6 +554,7 @@
                     $row.find('.output-quantity').val(val || 1);
                 }
             });
+            renderPackagingPreview();
         });
 
         $('#produced_at').on('change', function () {