feat: implement comprehensive material and product stock management logic in CuttingService

app/Services/Manage/CuttingService.php

@@ -93,7 +93,6 @@ public function getInProgressCuttings(User $user): Collection
             });
     }
 
-
     /**
      * @return Collection<int, RawMaterial>
      */
@@ -226,6 +225,9 @@ public function create(array $validated, User $user): Cutting
                 $cutting->results()->create($resultData);
             }
 
+            $cutting->load('materials.rawMaterialPrice.rawMaterial');
+            $this->deductMaterialStock($cutting);
+
             return $cutting;
         });
     }
@@ -242,6 +244,12 @@ public function update(Cutting $cutting, array $validated): void
         }
 
         DB::transaction(function () use ($cutting, $validated): void {
+            $cutting->load(['materials.rawMaterialPrice.rawMaterial', 'results']);
+
+            if ($cutting->status === CuttingStatus::IN_PROGRESS) {
+                $this->reverseTotalMaterialStock($cutting);
+            }
+
             $cutting->materials()->delete();
             $cutting->results()->delete();
 
@@ -259,6 +267,11 @@ public function update(Cutting $cutting, array $validated): void
                 $cutting->results()->create($resultData);
             }
 
+            if ($cutting->status === CuttingStatus::IN_PROGRESS) {
+                $cutting->load('materials.rawMaterialPrice.rawMaterial');
+                $this->deductMaterialStock($cutting);
+            }
+
             if ($cutting->status === CuttingStatus::REJECTED) {
                 $cutting->rejection()?->delete();
             }
@@ -274,6 +287,9 @@ public function delete(Cutting $cutting): void
         }
 
         DB::transaction(function () use ($cutting): void {
+            $cutting->load(['materials.rawMaterialPrice.rawMaterial']);
+            $this->reverseTotalMaterialStock($cutting);
+
             $cutting->materials()->delete();
             $cutting->results()->delete();
             $cutting->delete();
@@ -292,19 +308,18 @@ public function transitionStatus(Cutting $cutting, CuttingStatus $status, User $
             $cutting->load(['materials', 'results']);
 
             if ($status === CuttingStatus::COMPLETED) {
-                $this->applyMaterialStockOnComplete($cutting);
+                $this->applyRemainingMaterialStock($cutting);
-            }
-
-            if ($status === CuttingStatus::VERIFIED) {
                 $this->applyProductStockOnVerify($cutting);
             }
 
             if ($status === CuttingStatus::REJECTED) {
                 $this->reverseMaterialStock($cutting);
+                $this->reverseProductStock($cutting);
                 $this->storeRejection($cutting, $reason, $user);
             }
 
             if ($status === CuttingStatus::IN_PROGRESS && $cutting->status === CuttingStatus::REJECTED) {
+                $this->deductMaterialStock($cutting);
                 $cutting->rejection()?->delete();
             }
 
@@ -407,7 +422,7 @@ private function buildResults(array $results): array
             ->all();
     }
 
-    private function applyMaterialStockOnComplete(Cutting $cutting): void
+    private function deductMaterialStock(Cutting $cutting): void
     {
         foreach ($cutting->materials as $material) {
             $totalTaken = (float) $material->material_usage + (float) $material->remaining_material;
@@ -426,9 +441,26 @@ private function applyMaterialStockOnComplete(Cutting $cutting): void
             }
 
             $price->decrement('stock', $totalTaken);
+        }
+    }
 
+    private function reverseTotalMaterialStock(Cutting $cutting): void
+    {
+        foreach ($cutting->materials as $material) {
+            $totalTaken = (float) $material->material_usage + (float) $material->remaining_material;
+            RawMaterialPrice::query()
+                ->whereKey($material->raw_material_price_id)
+                ->increment('stock', $totalTaken);
+        }
+    }
+
+    private function applyRemainingMaterialStock(Cutting $cutting): void
+    {
+        foreach ($cutting->materials as $material) {
             if ((float) $material->remaining_material > 0) {
-                $price->increment('stock', $material->remaining_material);
+                RawMaterialPrice::query()
+                    ->whereKey($material->raw_material_price_id)
+                    ->increment('stock', $material->remaining_material);
             }
         }
     }
@@ -455,6 +487,19 @@ private function applyProductStockOnVerify(Cutting $cutting): void
         }
     }
 
+    private function reverseProductStock(Cutting $cutting): void
+    {
+        foreach ($cutting->results as $result) {
+            if ($result->warehouse_stock < 1) {
+                continue;
+            }
+
+            ProductVariant::query()
+                ->whereKey($result->product_variant_id)
+                ->decrement('stock', $result->warehouse_stock);
+        }
+    }
+
     private function storeRejection(Cutting $cutting, ?string $reason, User $user): void
     {
         if ($reason === null || trim($reason) === '') {