From 9d9ec9ad75d8a2236407680628b0d5f5fa40f4c3 Mon Sep 17 00:00:00 2001
From: 0Hooni <thddudgns972@gmail.com>
Date: Thu, 30 Oct 2025 02:46:54 +0900
Subject: [PATCH] =?UTF-8?q?fix/#180:=20Timer=EA=B0=80=20=EA=B3=84=EC=86=8D?=
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- Timer 자체를 약한 참조로 수정
- reuse시 타이머 정지
- 홈 화면의 뷰 사이클에 맞춰 타이머 시작/정지
---
 .../Scene/Home/Main/HomeController.swift      | 20 +++++++++++++++++++
 .../ImageBannerSectionCell.swift              |  7 ++++++-
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/Poppool/PresentationLayer/Presentation/Presentation/Scene/Home/Main/HomeController.swift b/Poppool/PresentationLayer/Presentation/Presentation/Scene/Home/Main/HomeController.swift
index 508c6c07..7b558a58 100644
--- a/Poppool/PresentationLayer/Presentation/Presentation/Scene/Home/Main/HomeController.swift
+++ b/Poppool/PresentationLayer/Presentation/Presentation/Scene/Home/Main/HomeController.swift
@@ -37,6 +37,12 @@ extension HomeController {
     override func viewWillAppear(_ animated: Bool) {
         super.viewWillAppear(animated)
         tabBarController?.tabBar.isHidden = false
+        restartBannerAutoScroll()
+    }
+
+    override func viewWillDisappear(_ animated: Bool) {
+        super.viewWillDisappear(animated)
+        stopBannerAutoScroll()  // 화면을 벗어나면 스크롤 중지
     }
 }
 
@@ -128,6 +134,20 @@ extension HomeController {
             }
             .disposed(by: disposeBag)
     }
+
+    private func stopBannerAutoScroll() {
+        let indexPath = IndexPath(row: 0, section: 0) // 배너 섹션 인덱스
+        if let cell = mainView.contentCollectionView.cellForItem(at: indexPath) as? ImageBannerSectionCell {
+            cell.stopAutoScroll()
+        }
+    }
+
+    private func restartBannerAutoScroll() {
+        let indexPath = IndexPath(row: 0, section: 0)
+        if let cell = mainView.contentCollectionView.cellForItem(at: indexPath) as? ImageBannerSectionCell {
+            cell.startAutoScroll()
+        }
+    }
 }
 
 // MARK: - UICollectionViewDelegate, UICollectionViewDataSource
diff --git a/Poppool/PresentationLayer/Presentation/Presentation/Scene/Home/Main/View/ImageBannerSection/ImageBannerSection/ImageBannerSectionCell.swift b/Poppool/PresentationLayer/Presentation/Presentation/Scene/Home/Main/View/ImageBannerSection/ImageBannerSection/ImageBannerSectionCell.swift
index c70a9aea..ca96b969 100644
--- a/Poppool/PresentationLayer/Presentation/Presentation/Scene/Home/Main/View/ImageBannerSection/ImageBannerSection/ImageBannerSectionCell.swift
+++ b/Poppool/PresentationLayer/Presentation/Presentation/Scene/Home/Main/View/ImageBannerSection/ImageBannerSection/ImageBannerSectionCell.swift
@@ -11,7 +11,7 @@ final class ImageBannerSectionCell: UICollectionViewCell {
 
     var disposeBag = DisposeBag()
 
-    private var autoScrollTimer: Timer?
+    private weak var autoScrollTimer: Timer?
 
     private lazy var contentCollectionView: UICollectionView = {
         let view = UICollectionView(frame: .zero, collectionViewLayout: compositionalLayout)
@@ -73,10 +73,15 @@ final class ImageBannerSectionCell: UICollectionViewCell {
 
     override func prepareForReuse() {
         super.prepareForReuse()
+        stopAutoScroll()
         disposeBag = DisposeBag()
         isFirstResponseAutoScroll = false
     }
 
+    deinit {
+        stopAutoScroll()
+    }
+
     // 자동 스크롤 중지 함수
     func stopAutoScroll() {
         stopButton.isHidden = true