[FE] refactor: scrollTop에서 ref로 접근하는 방식으로 변경

frontend/src/components/Common/ScrollButton/ScrollButton.tsx

@@ -1,52 +1,47 @@
 import { Button } from '@fun-eat/design-system';
-import { useState, useEffect } from 'react';
+import type { RefObject } from 'react';
 import { styled } from 'styled-components';
 
 import SvgIcon from '../Svg/SvgIcon';
 
 import { useScroll } from '@/hooks/common';
 
 interface ScrollButtonProps {
+  targetRef: RefObject<HTMLElement>;
   isRecipePage?: boolean;
 }
 
-const ScrollButton = ({ isRecipePage = false }: ScrollButtonProps) => {
+const ScrollButton = ({ targetRef, isRecipePage = false }: ScrollButtonProps) => {
   const { scrollToTop } = useScroll();
-  const [scrollTop, setScrollTop] = useState(false);
 
   const handleScroll = () => {
-    setScrollTop(true);
-  };
-
-  useEffect(() => {
-    const mainElement = document.getElementById('main');
-    if (mainElement) {
-      scrollToTop(mainElement);
-      setScrollTop(false);
+    if (targetRef) {
+      scrollToTop(targetRef);
     }
-  }, [scrollTop]);
+  };
 
   return (
     <ScrollButtonWrapper
       isRecipePage={isRecipePage}
       customWidth="45px"
       customHeight="45px"
       variant="filled"
-      color="gray5"
+      color="white"
       onClick={handleScroll}
     >
-      <SvgIcon variant="triangle" color="white" width={16} height={14} />
+      <SvgIcon variant="arrow" color="gray5" width={16} height={14} />
     </ScrollButtonWrapper>
   );
 };
 
 export default ScrollButton;
 
-const ScrollButtonWrapper = styled(Button)<ScrollButtonProps>`
+const ScrollButtonWrapper = styled(Button)<Pick<ScrollButtonProps, 'isRecipePage'>>`
   position: fixed;
   bottom: ${({ isRecipePage }) => (isRecipePage ? '210px' : '90px')};
   right: 20px;
   border-radius: 50%;
+  box-shadow: rgba(0, 0, 0, 0.2) 0px 1px 4px;
 
   @media screen and (min-width: 600px) {
     left: calc(50% + 234px);
@@ -56,4 +51,8 @@ const ScrollButtonWrapper = styled(Button)<ScrollButtonProps>`
     transform: scale(1.1);
     transition: all 200ms ease-in-out;
   }
+
+  svg {
+    rotate: 90deg;
+  }
 `;

frontend/src/components/Product/ProductList/ProductList.tsx

@@ -6,7 +6,7 @@ import styled from 'styled-components';
 import ProductItem from '../ProductItem/ProductItem';
 
 import { PATH } from '@/constants/path';
-import { useIntersectionObserver, useScrollRestoration } from '@/hooks/common';
+import { useIntersectionObserver } from '@/hooks/common';
 import { useCategoryValueContext } from '@/hooks/context';
 import { useInfiniteProductsQuery } from '@/hooks/queries/product';
 import type { CategoryVariant, SortOption } from '@/types/common';
@@ -18,8 +18,6 @@ interface ProductListProps {
 
 const ProductList = ({ category, selectedOption }: ProductListProps) => {
   const scrollRef = useRef<HTMLDivElement>(null);
-  const productListRef = useRef<HTMLDivElement>(null);
-
   const { categoryIds } = useCategoryValueContext();
 
   const { fetchNextPage, hasNextPage, data } = useInfiniteProductsQuery(
@@ -29,33 +27,27 @@ const ProductList = ({ category, selectedOption }: ProductListProps) => {
 
   useIntersectionObserver<HTMLDivElement>(fetchNextPage, scrollRef, hasNextPage);
 
-  useScrollRestoration(categoryIds[category], productListRef);
-
   const productList = data.pages.flatMap((page) => page.products);
 
   return (
-    <ProductListContainer ref={productListRef}>
-      <ProductListWrapper>
+    <>
+      <ProductListContainer>
         {productList.map((product) => (
           <li key={product.id}>
             <Link as={RouterLink} to={`${PATH.PRODUCT_LIST}/${category}/${product.id}`}>
               <ProductItem product={product} />
             </Link>
           </li>
         ))}
-      </ProductListWrapper>
+      </ProductListContainer>
       <div ref={scrollRef} aria-hidden />
-    </ProductListContainer>
+    </>
   );
 };
-export default ProductList;
 
-const ProductListContainer = styled.div`
-  height: calc(100% - 150px);
-  overflow-y: auto;
-`;
+export default ProductList;
 
-const ProductListWrapper = styled.ul`
+const ProductListContainer = styled.ul`
   display: flex;
   flex-direction: column;
 

frontend/src/contexts/CategoryContext.tsx

@@ -8,7 +8,7 @@ const initialState = {
   store: 7,
 };
 
-type CategoryIds = {
+export type CategoryIds = {
   [k in CategoryVariant]: number;
 };
 

frontend/src/hooks/common/useScroll.ts

@@ -1,13 +1,18 @@
 import type { RefObject } from 'react';
 
 const useScroll = () => {
-  const scrollToTop = (mainElement: HTMLElement) => {
-    mainElement.scrollTo(0, 0);
+  const scrollToTop = <T extends HTMLElement>(ref: RefObject<T>) => {
+    if (ref.current) {
+      ref.current.scrollTo(0, 0);
+    }
   };
 
-  const scrollToPosition = <T extends HTMLElement>(ref?: RefObject<T>) => {
-    setTimeout(() => {
-      ref?.current?.scrollIntoView({ behavior: 'smooth' });
+  const scrollToPosition = <T extends HTMLElement>(ref: RefObject<T>) => {
+    const timeout = setTimeout(() => {
+      if (ref.current) {
+        ref.current.scrollIntoView({ behavior: 'smooth' });
+        clearTimeout(timeout);
+      }
     }, 100);
   };
 

frontend/src/pages/HomePage.tsx

@@ -4,7 +4,7 @@ import { Suspense } from 'react';
 import { Link as RouterLink } from 'react-router-dom';
 import styled from 'styled-components';
 
-import { ScrollButton, Loading, ErrorBoundary, ErrorComponent, CategoryList } from '@/components/Common';
+import { Loading, ErrorBoundary, ErrorComponent, CategoryList } from '@/components/Common';
 import { ProductRankingList, ReviewRankingList, RecipeRankingList } from '@/components/Rank';
 import { IMAGE_URL } from '@/constants';
 import channelTalk from '@/service/channelTalk';
@@ -75,7 +75,6 @@ const HomePage = () => {
         </ErrorBoundary>
       </SectionWrapper>
       <Spacing size={36} />
-      <ScrollButton />
     </>
   );
 };

frontend/src/pages/MemberRecipePage.tsx

@@ -1,24 +1,25 @@
 import { Spacing } from '@fun-eat/design-system';
 import { useQueryErrorResetBoundary } from '@tanstack/react-query';
-import { Suspense } from 'react';
+import { Suspense, useRef } from 'react';
 import styled from 'styled-components';
 
 import { ErrorBoundary, ErrorComponent, Loading, ScrollButton, SectionTitle } from '@/components/Common';
 import { MemberRecipeList } from '@/components/Members';
 
 const MemberRecipePage = () => {
   const { reset } = useQueryErrorResetBoundary();
+  const memberRecipeRef = useRef<HTMLDivElement>(null);
 
   return (
-    <MemberRecipePageContainer>
+    <MemberRecipePageContainer ref={memberRecipeRef}>
       <SectionTitle name="내가 작성한 꿀조합" />
       <Spacing size={18} />
       <ErrorBoundary fallback={ErrorComponent} handleReset={reset}>
         <Suspense fallback={<Loading />}>
           <MemberRecipeList />
         </Suspense>
       </ErrorBoundary>
-      <ScrollButton />
+      <ScrollButton targetRef={memberRecipeRef} />
       <Spacing size={40} />
     </MemberRecipePageContainer>
   );
@@ -27,5 +28,7 @@ const MemberRecipePage = () => {
 export default MemberRecipePage;
 
 const MemberRecipePageContainer = styled.div`
+  height: 100%;
   padding: 20px 20px 0;
+  overflow-y: auto;
 `;

frontend/src/pages/MemberReviewPage.tsx

@@ -1,24 +1,25 @@
 import { Spacing } from '@fun-eat/design-system';
 import { useQueryErrorResetBoundary } from '@tanstack/react-query';
-import { Suspense } from 'react';
+import { Suspense, useRef } from 'react';
 import styled from 'styled-components';
 
 import { ErrorBoundary, ErrorComponent, Loading, ScrollButton, SectionTitle } from '@/components/Common';
 import { MemberReviewList } from '@/components/Members';
 
 const MemberReviewPage = () => {
   const { reset } = useQueryErrorResetBoundary();
+  const memberReviewRef = useRef<HTMLDivElement>(null);
 
   return (
-    <MemberReviewPageContainer>
+    <MemberReviewPageContainer ref={memberReviewRef}>
       <SectionTitle name="내가 작성한 리뷰" />
       <Spacing size={18} />
       <ErrorBoundary fallback={ErrorComponent} handleReset={reset}>
         <Suspense fallback={<Loading />}>
           <MemberReviewList />
         </Suspense>
       </ErrorBoundary>
-      <ScrollButton />
+      <ScrollButton targetRef={memberReviewRef} />
       <Spacing size={40} />
     </MemberReviewPageContainer>
   );
@@ -27,5 +28,7 @@ const MemberReviewPage = () => {
 export default MemberReviewPage;
 
 const MemberReviewPageContainer = styled.div`
+  height: 100%;
   padding: 20px 20px 0;
+  overflow-y: auto;
 `;

frontend/src/pages/ProductDetailPage.tsx

@@ -36,18 +36,19 @@ const ProductDetailPage = () => {
   const { data: productDetail } = useProductDetailQuery(Number(productId));
   const { reset } = useQueryErrorResetBoundary();
 
-  const tabMenus = [`리뷰 ${productDetail.reviewCount}`, '꿀조합'];
   const { selectedTabMenu, isFirstTabMenu: isReviewTab, handleTabMenuClick, initTabMenu } = useTabMenu();
   const tabRef = useRef<HTMLUListElement>(null);
 
-  const sortOptions = isReviewTab ? REVIEW_SORT_OPTIONS : RECIPE_SORT_OPTIONS;
-  const initialSortOption = isReviewTab ? REVIEW_SORT_OPTIONS[0] : RECIPE_SORT_OPTIONS[0];
-
-  const { selectedOption, selectSortOption } = useSortOption(initialSortOption);
+  const { selectedOption, selectSortOption } = useSortOption(REVIEW_SORT_OPTIONS[0]);
   const { ref, isClosing, handleOpenBottomSheet, handleCloseBottomSheet } = useBottomSheet();
-
   const [activeSheet, setActiveSheet] = useState<'registerReview' | 'sortOption'>('sortOption');
 
+  const productDetailPageRef = useRef<HTMLDivElement>(null);
+
+  const tabMenus = [`리뷰 ${productDetail.reviewCount}`, '꿀조합'];
+  const sortOptions = isReviewTab ? REVIEW_SORT_OPTIONS : RECIPE_SORT_OPTIONS;
+  const currentSortOption = isReviewTab ? REVIEW_SORT_OPTIONS[0] : RECIPE_SORT_OPTIONS[0];
+
   if (!category) {
     return null;
   }
@@ -64,7 +65,7 @@ const ProductDetailPage = () => {
 
   const handleTabMenuSelect = (index: number) => {
     handleTabMenuClick(index);
-    selectSortOption(initialSortOption);
+    selectSortOption(currentSortOption);
 
     ReactGA.event({
       category: '버튼',
@@ -74,7 +75,7 @@ const ProductDetailPage = () => {
   };
 
   return (
-    <>
+    <ProductDetailPageContainer ref={productDetailPageRef}>
       <SectionTitle name={productDetail.name} bookmark={productDetail.bookmark} />
       <Spacing size={36} />
       <ProductDetailItem category={category} productDetail={productDetail} />
@@ -122,7 +123,7 @@ const ProductDetailPage = () => {
           onClick={handleOpenRegisterReviewSheet}
         />
       </ReviewRegisterButtonWrapper>
-      <ScrollButton />
+      <ScrollButton targetRef={productDetailPageRef} />
       <BottomSheet maxWidth="600px" ref={ref} isClosing={isClosing} close={handleCloseBottomSheet}>
         {activeSheet === 'registerReview' ? (
           <ReviewFormProvider>
@@ -142,12 +143,21 @@ const ProductDetailPage = () => {
           />
         )}
       </BottomSheet>
-    </>
+    </ProductDetailPageContainer>
   );
 };
 
 export default ProductDetailPage;
 
+const ProductDetailPageContainer = styled.div`
+  height: 100%;
+  overflow-y: auto;
+
+  &::-webkit-scrollbar {
+    display: none;
+  }
+`;
+
 const SortButtonWrapper = styled.div`
   display: flex;
   justify-content: flex-end;