From 6db3c50e32eb985ed76543e68ef0d75ffdad6874 Mon Sep 17 00:00:00 2001
From: かっこかり <67428053+kakkokari-gtyih@users.noreply.github.com>
Date: Fri, 16 Aug 2024 21:43:20 +0900
Subject: fix(frontend):
 Misskeyの利用中に使用できるタイムラインの種類が変化した場合、使用できないタイムラインが表示されないように
 (#14412)
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* fix(frontend): Misskeyの利用中に使用できるタイムラインの種類が変化した場合、使用できないタイムラインが表示されないように

* Update timeline.vue

* Update timeline.vue
---
 packages/frontend/src/pages/timeline.vue | 24 ++++++++++++++++++++----
 1 file changed, 20 insertions(+), 4 deletions(-)

(limited to 'packages/frontend/src')

diff --git a/packages/frontend/src/pages/timeline.vue b/packages/frontend/src/pages/timeline.vue
index 32f6dd0e5a..258d1443d9 100644
--- a/packages/frontend/src/pages/timeline.vue
+++ b/packages/frontend/src/pages/timeline.vue
@@ -34,7 +34,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 </template>
 
 <script lang="ts" setup>
-import { computed, watch, provide, shallowRef, ref } from 'vue';
+import { computed, watch, provide, shallowRef, ref, onMounted, onActivated } from 'vue';
 import type { Tab } from '@/components/global/MkPageHeader.tabs.vue';
 import MkTimeline from '@/components/MkTimeline.vue';
 import MkInfo from '@/components/MkInfo.vue';
@@ -53,15 +53,18 @@ import { deepMerge } from '@/scripts/merge.js';
 import { MenuItem } from '@/types/menu.js';
 import { miLocalStorage } from '@/local-storage.js';
 import { availableBasicTimelines, hasWithReplies, isAvailableBasicTimeline, isBasicTimeline, basicTimelineIconClass } from '@/timelines.js';
-
+import type { BasicTimelineType } from '@/timelines.js';
+	
 provide('shouldOmitHeaderTitle', true);
 
 const tlComponent = shallowRef<InstanceType<typeof MkTimeline>>();
 const rootEl = shallowRef<HTMLElement>();
 
+type TimelinePageSrc = BasicTimelineType & `list:${string}`;
+
 const queue = ref(0);
 const srcWhenNotSignin = ref<'local' | 'global'>(isAvailableBasicTimeline('local') ? 'local' : 'global');
-const src = computed<'home' | 'local' | 'social' | 'global' | `list:${string}`>({
+const src = computed<TimelinePageSrc>({
 	get: () => ($i ? defaultStore.reactiveState.tl.value.src : srcWhenNotSignin.value),
 	set: (x) => saveSrc(x),
 });
@@ -195,7 +198,7 @@ async function chooseChannel(ev: MouseEvent): Promise<void> {
 	os.popupMenu(items, ev.currentTarget ?? ev.target);
 }
 
-function saveSrc(newSrc: 'home' | 'local' | 'social' | 'global' | `list:${string}`): void {
+function saveSrc(newSrc: TimelinePageSrc): void {
 	const out = deepMerge({ src: newSrc }, defaultStore.state.tl);
 
 	if (newSrc.startsWith('userList:')) {
@@ -236,6 +239,19 @@ function closeTutorial(): void {
 	defaultStore.set('timelineTutorials', before);
 }
 
+function switchTlIfNeeded() {
+	if (isBasicTimeline(src.value) && !availableBasicTimelines().includes(src.value)) {
+		src.value = availableBasicTimelines()[0];
+	}
+}
+
+onMounted(() => {
+	switchTlIfNeeded();
+});
+onActivated(() => {
+	switchTlIfNeeded();
+});
+
 const headerActions = computed(() => {
 	const tmp = [
 		{
-- 
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