feat: 견적 BOM 자재 조회 기능 개선

- FormulaEvaluatorService: 품목마스터에서 규격/단위 조회 (getItemSpecAndUnit)
- QuoteService: 저장된 calculation_inputs로 BOM 자재 계산 (calculateBomMaterials)
- 견적 조회 시 bom_materials 데이터 자동 포함

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

app/Services/Quote/QuoteService.php

@@ -16,7 +16,8 @@
 class QuoteService extends Service
 {
     public function __construct(
-        private QuoteNumberService $numberService
+        private QuoteNumberService $numberService,
+        private QuoteCalculationService $calculationService
     ) {}
 
     /**
@@ -90,9 +91,79 @@ public function show(int $id): Quote
             throw new NotFoundHttpException(__('error.quote_not_found'));
         }
 
+        // BOM 자재 데이터 계산 및 추가
+        $bomMaterials = $this->calculateBomMaterials($quote);
+        if (! empty($bomMaterials)) {
+            $quote->setAttribute('bom_materials', $bomMaterials);
+        }
+
         return $quote;
     }
 
+    /**
+     * 저장된 calculation_inputs를 기반으로 BOM 자재 목록 계산
+     */
+    private function calculateBomMaterials(Quote $quote): array
+    {
+        $calculationInputs = $quote->calculation_inputs;
+
+        // calculation_inputs가 없거나 items가 없으면 빈 배열 반환
+        if (empty($calculationInputs) || empty($calculationInputs['items'])) {
+            return [];
+        }
+
+        $inputItems = $calculationInputs['items'];
+        $allMaterials = [];
+
+        foreach ($inputItems as $index => $input) {
+            // 완제품 코드 찾기 (productName에 저장됨)
+            $finishedGoodsCode = $input['productName'] ?? null;
+            if (! $finishedGoodsCode) {
+                continue;
+            }
+
+            // BOM 계산을 위한 입력 변수 구성
+            $bomInputs = [
+                'W0' => (float) ($input['openWidth'] ?? 0),
+                'H0' => (float) ($input['openHeight'] ?? 0),
+                'QTY' => (float) ($input['quantity'] ?? 1),
+                'PC' => $input['productCategory'] ?? 'SCREEN',
+                'GT' => $input['guideRailType'] ?? 'wall',
+                'MP' => $input['motorPower'] ?? 'single',
+                'CT' => $input['controller'] ?? 'basic',
+                'WS' => (float) ($input['wingSize'] ?? 50),
+                'INSP' => (float) ($input['inspectionFee'] ?? 50000),
+            ];
+
+            try {
+                $result = $this->calculationService->calculateBom($finishedGoodsCode, $bomInputs, false);
+
+                if (($result['success'] ?? false) && ! empty($result['items'])) {
+                    // 각 자재 항목에 인덱스 정보 추가
+                    foreach ($result['items'] as $material) {
+                        $allMaterials[] = [
+                            'item_index' => $index,
+                            'finished_goods_code' => $finishedGoodsCode,
+                            'item_code' => $material['item_code'] ?? '',
+                            'item_name' => $material['item_name'] ?? '',
+                            'specification' => $material['specification'] ?? '',
+                            'unit' => $material['unit'] ?? 'EA',
+                            'quantity' => $material['quantity'] ?? 0,
+                            'unit_price' => $material['unit_price'] ?? 0,
+                            'total_price' => $material['total_price'] ?? 0,
+                            'formula_category' => $material['formula_category'] ?? '',
+                        ];
+                    }
+                }
+            } catch (\Throwable) {
+                // BOM 계산 실패 시 해당 품목은 스킵
+                continue;
+            }
+        }
+
+        return $allMaterials;
+    }
+
     /**
      * 견적 생성
      */