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Date: Sun, 15 Sep 2024 12:20:29 +0900
Subject: [PATCH] =?UTF-8?q?fix(frontend):=20MkDateSeparatedList=E3=81=A7?=
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* fix(frontend): MkDateSeparatedListで月の違う同じ日はセパレータが出ないのを修正

* Update Changelog
---
 CHANGELOG.md                                  |  1 +
 .../src/components/MkDateSeparatedList.vue    | 19 +++++++++++++------
 2 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9d7425d46..e1d92e01c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@
 - Enhance: サイズ制限を超過するファイルをアップロードしようとした際にエラーを出すように
 - Enhance: アイコンデコレーション管理画面にプレビューを追加
 - Fix: サーバーメトリクスが2つ以上あるとリロード直後の表示がおかしくなる問題を修正
+- Fix: 月の違う同じ日はセパレータが表示されないのを修正
 
 ### Server
 - Fix: ファイルがサイズの制限を超えてアップロードされた際にエラーを返さなかった問題を修正
diff --git a/packages/frontend/src/components/MkDateSeparatedList.vue b/packages/frontend/src/components/MkDateSeparatedList.vue
index f16981716..4b94bef4b 100644
--- a/packages/frontend/src/components/MkDateSeparatedList.vue
+++ b/packages/frontend/src/components/MkDateSeparatedList.vue
@@ -43,9 +43,9 @@ export default defineComponent({
 	setup(props, { slots, expose }) {
 		const $style = useCssModule(); // カスタムレンダラなので使っても大丈夫
 
-		function getDateText(time: string) {
-			const date = new Date(time).getDate();
-			const month = new Date(time).getMonth() + 1;
+		function getDateText(dateInstance: Date) {
+			const date = dateInstance.getDate();
+			const month = dateInstance.getMonth() + 1;
 			return i18n.tsx.monthAndDay({
 				month: month.toString(),
 				day: date.toString(),
@@ -62,9 +62,16 @@ export default defineComponent({
 			})[0];
 			if (el.key == null && item.id) el.key = item.id;
 
+			const date = new Date(item.createdAt);
+			const nextDate = props.items[i + 1] ? new Date(props.items[i + 1].createdAt) : null;
+
 			if (
 				i !== props.items.length - 1 &&
-				new Date(item.createdAt).getDate() !== new Date(props.items[i + 1].createdAt).getDate()
+				nextDate != null && (
+					date.getFullYear() !== nextDate.getFullYear() ||
+					date.getMonth() !== nextDate.getMonth() ||
+					date.getDate() !== nextDate.getDate()
+				)
 			) {
 				const separator = h('div', {
 					class: $style['separator'],
@@ -78,12 +85,12 @@ export default defineComponent({
 						h('i', {
 							class: `ti ti-chevron-up ${$style['date-1-icon']}`,
 						}),
-						getDateText(item.createdAt),
+						getDateText(date),
 					]),
 					h('span', {
 						class: $style['date-2'],
 					}, [
-						getDateText(props.items[i + 1].createdAt),
+						getDateText(nextDate),
 						h('i', {
 							class: `ti ti-chevron-down ${$style['date-2-icon']}`,
 						}),