fix: URL preview popup for local URL appears in the upper left corner (#13555)

CHANGELOG.md

@@ -10,6 +10,7 @@
 - Enhance: リアクション受け入れが「いいねのみ」の場合はリアクション絵文字一覧を表示しないように
 - Fix: 一部のページ内リンクが正しく動作しない問題を修正
 - Fix: 周年の実績が閏年を考慮しない問題を修正
+- Fix: ローカルURLのプレビューポップアップが左上に表示される
 
 ### Server
 - Enhance: エンドポイント`antennas/update`の必須項目を`antennaId`のみに

packages/frontend/src/components/MkLink.vue

@@ -29,13 +29,13 @@ const self = props.url.startsWith(local);
 const attr = self ? 'to' : 'href';
 const target = self ? null : '_blank';
 
-const el = ref<HTMLElement>();
+const el = ref<HTMLElement | { $el: HTMLElement }>();
 
 useTooltip(el, (showing) => {
 	os.popup(defineAsyncComponent(() => import('@/components/MkUrlPreviewPopup.vue')), {
 		showing,
 		url: props.url,
-		source: el.value,
+		source: el.value instanceof HTMLElement ? el.value : el.value?.$el,
 	}, {}, 'closed');
 });
 </script>

packages/frontend/src/components/global/MkA.vue

@@ -4,13 +4,13 @@ SPDX-License-Identifier: AGPL-3.0-only
 -->
 
 <template>
-<a :href="to" :class="active ? activeClass : null" @click.prevent="nav" @contextmenu.prevent.stop="onContextmenu">
+<a ref="el" :href="to" :class="active ? activeClass : null" @click.prevent="nav" @contextmenu.prevent.stop="onContextmenu">
 	<slot></slot>
 </a>
 </template>
 
 <script lang="ts" setup>
-import { computed } from 'vue';
+import { computed, shallowRef } from 'vue';
 import * as os from '@/os.js';
 import copyToClipboard from '@/scripts/copy-to-clipboard.js';
 import { url } from '@/config.js';
@@ -26,6 +26,10 @@ const props = withDefaults(defineProps<{
 	behavior: null,
 });
 
+const el = shallowRef<HTMLElement>();
+
+defineExpose({ $el: el });
+
 const router = useRouter();
 
 const active = computed(() => {

packages/frontend/src/components/global/MkUrl.vue

@@ -49,7 +49,7 @@ if (props.showUrlPreview) {
 		os.popup(defineAsyncComponent(() => import('@/components/MkUrlPreviewPopup.vue')), {
 			showing,
 			url: props.url,
-			source: el.value,
+			source: el.value instanceof HTMLElement ? el.value : el.value?.$el,
 		}, {}, 'closed');
 	});
 }