Enhance(frontend): MFMの属性にオートコンプリートが利用できるように (#12803)

* MFMのパラメータでオートコンプリートできるように

* tweak conditions & refactor

* ファイル末尾の改行忘れ

* remove console.log & refactor

* 型付けに敗北

* fix

* update CHANGELOG.md

* tweak conditions

* CHANGELOGの様式ミス

* CHANGELOGを書く場所を間違えていたので修正

* move changelog

* move changelog

* typeof MFM_TAGS[number]

Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>

* $[border.noclip ]対応

* Update const.ts

---------

Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>

1 files changed, 15 insertions, 2 deletions

diff --git a/packages/frontend/src/components/MkAutocomplete.vue b/packages/frontend/src/components/MkAutocomplete.vue
index 15eda4499f..9d03eab2cb 100644
--- a/packages/frontend/src/components/MkAutocomplete.vue
+++ b/packages/frontend/src/components/MkAutocomplete.vue
@@ -35,6 +35,11 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<span>{{ tag }}</span>
 		</li>
 	</ol>
+	<ol v-else-if="mfmParams.length > 0" ref="suggests" :class="$style.list">
+		<li v-for="param in mfmParams" tabindex="-1" :class="$style.item" @click="complete(type, q.params.toSpliced(-1, 1, param).join(','))" @keydown="onKeydown">
+			<span>{{ param }}</span>
+		</li>
+	</ol>
 </div>
 </template>
 
@@ -51,7 +56,7 @@ import { emojilist, getEmojiName } from '@/scripts/emojilist.js';
 import { i18n } from '@/i18n.js';
 import { miLocalStorage } from '@/local-storage.js';
 import { customEmojis } from '@/custom-emojis.js';
-import { MFM_TAGS } from '@/const.js';
+import { MFM_TAGS, MFM_PARAMS } from '@/const.js';
 
 type EmojiDef = {
 	emoji: string;
@@ -130,7 +135,7 @@ export default {
 <script lang="ts" setup>
 const props = defineProps<{
 	type: string;
-	q: string | null;
+	q: any;
 	textarea: HTMLTextAreaElement;
 	close: () => void;
 	x: number;
@@ -151,6 +156,7 @@ const hashtags = ref<any[]>([]);
 const emojis = ref<(EmojiDef)[]>([]);
 const items = ref<Element[] | HTMLCollection>([]);
 const mfmTags = ref<string[]>([]);
+const mfmParams = ref<string[]>([]);
 const select = ref(-1);
 const zIndex = os.claimZIndex('high');
 
@@ -251,6 +257,13 @@ function exec() {
 		}
 
 		mfmTags.value = MFM_TAGS.filter(tag => tag.startsWith(props.q ?? ''));
+	} else if (props.type === 'mfmParam') {
+		if (props.q.params.at(-1) === '') {
+			mfmParams.value = MFM_PARAMS[props.q.tag] ?? [];
+			return;
+		}
+
+		mfmParams.value = MFM_PARAMS[props.q.tag].filter(param => param.startsWith(props.q.params.at(-1) ?? ''));
 	}
 }