여러 번 뜨는 거 안 하게

xnuk · May 21, 2022 · 3bd936d · 3bd936d
1 parent 4b88351
commit 3bd936d
Showing 1 changed file with 11 additions and 6 deletions.
diff --git a/src/list.tsx b/src/list.tsx
@@ -21,11 +21,6 @@ export const List = () => {
 		},
 	)
 
-	useEffect(() => {
-		if (itemName == null) return
-		setLastItemName(itemName)
-	}, [itemName])
-
 	useEffect(() => {
 		if (itemName == null) return
 
@@ -37,7 +32,17 @@ export const List = () => {
 	}, [itemName])
 
 	useEffect(() => {
+		if (itemName != null) {
+			setLastItemName(itemName)
+			setExistsCache(prev => ({
+				...prev,
+				[itemName]: {},
+			}))
+			return
+		}
+
 		if (lastItemName == null || exists == null) return
+
 		setExistsCache(prev => {
 			const orig: readonly string[] =
 				prev[lastItemName]?.[exists.place] || []
@@ -53,7 +58,7 @@ export const List = () => {
 				},
 			}
 		})
-	}, [lastItemName, exists])
+	}, [itemName, lastItemName, exists])
 
 	return (
 		<ul class="item-list">