From 188e2a365ead4604e53b275d0ce9bd4f086497a1 Mon Sep 17 00:00:00 2001
From: anatawa12 <anatawa12@icloud.com>
Date: Sun, 24 Mar 2024 18:54:19 +0900
Subject: [PATCH] chore: do not use fuzzy match for emojiComplete

---
 .../src/components/MkAutocomplete.vue         | 10 ++-----
 packages/frontend/src/scripts/search-emoji.ts | 30 +++++++++++++++++++
 2 files changed, 33 insertions(+), 7 deletions(-)

diff --git a/packages/frontend/src/components/MkAutocomplete.vue b/packages/frontend/src/components/MkAutocomplete.vue
index 2af1cc299e3c..620a6537b1ce 100644
--- a/packages/frontend/src/components/MkAutocomplete.vue
+++ b/packages/frontend/src/components/MkAutocomplete.vue
@@ -159,6 +159,8 @@ export default {
 </script>
 
 <script lang="ts" setup generic="T extends keyof CompleteInfo">
+import {searchEmojiExact} from "@/scripts/search-emoji.js";
+
 type PropsType<T extends keyof CompleteInfo> = {
 	type: T;
 	q: CompleteInfo[T]['query'];
@@ -282,13 +284,7 @@ function exec() {
 
 		emojis.value = searchEmoji(props.q, emojiDb.value);
 	} else if (props.type === 'emojiComplete') {
-		if (!props.q || props.q === '') {
-			// 最近使った絵文字をサジェスト
-			emojis.value = defaultStore.state.recentlyUsedEmojis.map(emoji => unicodeEmojiDB.value.find(dbEmoji => dbEmoji.emoji === emoji)).filter(x => x) as EmojiDef[];
-			return;
-		}
-
-		emojis.value = searchEmoji(props.q, unicodeEmojiDB.value);
+		emojis.value = searchEmojiExact(props.q, unicodeEmojiDB.value);
 	} else if (props.type === 'mfmTag') {
 		if (!props.q || props.q === '') {
 			mfmTags.value = MFM_TAGS;
diff --git a/packages/frontend/src/scripts/search-emoji.ts b/packages/frontend/src/scripts/search-emoji.ts
index 371f69b9a77d..4cda880bff23 100644
--- a/packages/frontend/src/scripts/search-emoji.ts
+++ b/packages/frontend/src/scripts/search-emoji.ts
@@ -104,3 +104,33 @@ export function searchEmoji(query: string | null, emojiDb: EmojiDef[], max = 30)
 		.slice(0, max)
 		.map(it => it.emoji);
 }
+
+export function searchEmojiExact(query: string | null, emojiDb: EmojiDef[], max = 30): EmojiDef[] {
+	if (!query) {
+		return [];
+	}
+
+	const matched = new Map<string, EmojiScore>();
+	// 完全一致（エイリアスなし）
+	emojiDb.some(x => {
+		if (x.name === query && !x.aliasOf) {
+			matched.set(x.name, { emoji: x, score: query.length + 3 });
+		}
+		return matched.size === max;
+	});
+
+	// 完全一致（エイリアス込み）
+	if (matched.size < max) {
+		emojiDb.some(x => {
+			if (x.name === query && !matched.has(x.aliasOf ?? x.name)) {
+				matched.set(x.aliasOf ?? x.name, { emoji: x, score: query.length + 2 });
+			}
+			return matched.size === max;
+		});
+	}
+
+	return [...matched.values()]
+		.sort((x, y) => y.score - x.score)
+		.slice(0, max)
+		.map(it => it.emoji);
+}