From 57d9ac2d7fde58f029f939a2ccb4dbec68c532b9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EA=B6=8C=ED=98=81=EC=84=B1?= <shine1324@gmail.com>
Date: Sat, 31 Jan 2026 00:29:55 +0900
Subject: [PATCH] =?UTF-8?q?fix:=20=EA=B0=80=EC=9D=B4=EB=93=9C=EB=A0=88?=
 =?UTF-8?q?=EC=9D=BC=20=EC=84=B8=ED=8A=B8=EA=B0=80=EA=B2=A9=20=EA=B3=84?=
 =?UTF-8?q?=EC=82=B0=EC=9D=84=205130=EA=B3=BC=20=EB=8F=99=EC=9D=BC?=
 =?UTF-8?q?=ED=95=98=EA=B2=8C=20=EC=88=98=EC=A0=95?=
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- 벽면형/측면형: 단가×2 세트가격 후 round(세트가격×길이)×QTY
- 혼합형: (벽면단가+측면단가) 합산 후 단일 항목으로 계산
- 기존: round(단가×길이)×2×QTY → 수정: round(단가×2×길이)×QTY
- 검증: EGI 84/84 + SUS 44/44 + 가이드타입 36/36 = 164/164 ALL PASS

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
---
 .../Handlers/KyungdongFormulaHandler.php      | 45 ++++++++-----------
 1 file changed, 18 insertions(+), 27 deletions(-)

diff --git a/app/Services/Quote/Handlers/KyungdongFormulaHandler.php b/app/Services/Quote/Handlers/KyungdongFormulaHandler.php
index 47034ad..2239b6d 100644
--- a/app/Services/Quote/Handlers/KyungdongFormulaHandler.php
+++ b/app/Services/Quote/Handlers/KyungdongFormulaHandler.php
@@ -604,21 +604,21 @@ private function calculateGuideRails(
         $wallSpec = $specs['wall'];
         $sideSpec = $specs['side'];
 
-        // 5130: round(단가 × 길이m) × QTY (단건 반올림 후 QTY 곱셈)
+        // 5130: 세트가격(단가×2 또는 wall+side) → round(세트가격 × 길이m) × QTY
         switch ($guideType) {
             case '벽면형':
                 $price = $this->priceService->getGuideRailPrice($modelName, $finishingType, $wallSpec);
                 if ($price > 0) {
-                    $guideQty = 2 * $quantity;
-                    $perUnitGuide = round($price * $guideLength);
+                    $setPrice = $price * 2;  // 5130: 2개 세트 가격
+                    $perSetTotal = round($setPrice * $guideLength);
                     $items[] = [
                         'category' => 'steel',
                         'item_name' => '가이드레일',
                         'specification' => "{$modelName} {$finishingType} {$wallSpec} {$guideLength}m × 2",
                         'unit' => 'm',
-                        'quantity' => $guideLength * $guideQty,
+                        'quantity' => $guideLength * 2 * $quantity,
                         'unit_price' => $price,
-                        'total_price' => $perUnitGuide * $guideQty,
+                        'total_price' => $perSetTotal * $quantity,
                     ];
                 }
                 break;
@@ -626,16 +626,16 @@ private function calculateGuideRails(
             case '측면형':
                 $price = $this->priceService->getGuideRailPrice($modelName, $finishingType, $sideSpec);
                 if ($price > 0) {
-                    $guideQty = 2 * $quantity;
-                    $perUnitGuide = round($price * $guideLength);
+                    $setPrice = $price * 2;  // 5130: 2개 세트 가격
+                    $perSetTotal = round($setPrice * $guideLength);
                     $items[] = [
                         'category' => 'steel',
                         'item_name' => '가이드레일',
                         'specification' => "{$modelName} {$finishingType} {$sideSpec} {$guideLength}m × 2",
                         'unit' => 'm',
-                        'quantity' => $guideLength * $guideQty,
+                        'quantity' => $guideLength * 2 * $quantity,
                         'unit_price' => $price,
-                        'total_price' => $perUnitGuide * $guideQty,
+                        'total_price' => $perSetTotal * $quantity,
                     ];
                 }
                 break;
@@ -644,28 +644,19 @@ private function calculateGuideRails(
                 $priceWall = $this->priceService->getGuideRailPrice($modelName, $finishingType, $wallSpec);
                 $priceSide = $this->priceService->getGuideRailPrice($modelName, $finishingType, $sideSpec);
 
-                if ($priceWall > 0) {
-                    $perUnitWall = round($priceWall * $guideLength);
+                // 5130: (wallPrice + sidePrice) → round(합산가격 × 길이m) × QTY (단일 항목)
+                $setPrice = ($priceWall ?: 0) + ($priceSide ?: 0);
+                if ($setPrice > 0) {
+                    $perSetTotal = round($setPrice * $guideLength);
+                    $spec = "{$modelName} {$finishingType} {$wallSpec}/{$sideSpec} {$guideLength}m";
                     $items[] = [
                         'category' => 'steel',
                         'item_name' => '가이드레일',
-                        'specification' => "{$modelName} {$finishingType} {$wallSpec} {$guideLength}m",
+                        'specification' => $spec,
                         'unit' => 'm',
-                        'quantity' => $guideLength * $quantity,
-                        'unit_price' => $priceWall,
-                        'total_price' => $perUnitWall * $quantity,
-                    ];
-                }
-                if ($priceSide > 0) {
-                    $perUnitSide = round($priceSide * $guideLength);
-                    $items[] = [
-                        'category' => 'steel',
-                        'item_name' => '가이드레일',
-                        'specification' => "{$modelName} {$finishingType} {$sideSpec} {$guideLength}m",
-                        'unit' => 'm',
-                        'quantity' => $guideLength * $quantity,
-                        'unit_price' => $priceSide,
-                        'total_price' => $perUnitSide * $quantity,
+                        'quantity' => $guideLength * 2 * $quantity,
+                        'unit_price' => $setPrice,
+                        'total_price' => $perSetTotal * $quantity,
                     ];
                 }
                 break;