From 4af8c7f8b0a753cb91d5145de2906a895e636668 Mon Sep 17 00:00:00 2001
From: かっこかり <67428053+kakkokari-gtyih@users.noreply.github.com>
Date: Tue, 3 Jun 2025 18:44:01 +0900
Subject: enhance(frontend):
 リアクションビューワーで使用可能なリアクションを優先して表示するオプション
 (#16149)
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* enhance(frontend): リアクションビューワーで使用可能なリアクションを優先して表示するオプション

* Update Changelog

* tweak

* fix

* enhance: リアクティブじゃなくする

---------

Co-authored-by: syuilo <4439005+syuilo@users.noreply.github.com>
---
 .../frontend/src/components/MkReactionsViewer.vue     | 19 ++++++++++++++++++-
 packages/frontend/src/pages/settings/preferences.vue  | 10 ++++++++++
 packages/frontend/src/preferences/def.ts              |  3 +++
 3 files changed, 31 insertions(+), 1 deletion(-)

(limited to 'packages/frontend/src')

diff --git a/packages/frontend/src/components/MkReactionsViewer.vue b/packages/frontend/src/components/MkReactionsViewer.vue
index 725978179e..bd9ef50157 100644
--- a/packages/frontend/src/components/MkReactionsViewer.vue
+++ b/packages/frontend/src/components/MkReactionsViewer.vue
@@ -33,7 +33,10 @@ import * as Misskey from 'misskey-js';
 import { inject, watch, ref } from 'vue';
 import { TransitionGroup } from 'vue';
 import XReaction from '@/components/MkReactionsViewer.reaction.vue';
+import { $i } from '@/i.js';
 import { prefer } from '@/preferences.js';
+import { customEmojisMap } from '@/custom-emojis.js';
+import { isSupportedEmoji } from '@@/js/emojilist.js';
 import { DI } from '@/di.js';
 
 const props = withDefaults(defineProps<{
@@ -70,6 +73,12 @@ function onMockToggleReaction(emoji: string, count: number) {
 	emit('mockUpdateMyReaction', emoji, (count - _reactions.value[i][1]));
 }
 
+function canReact(reaction: string) {
+	if (!$i) return false;
+	// TODO: CheckPermissions
+	return !reaction.match(/@\w/) && (customEmojisMap.has(reaction) || isSupportedEmoji(reaction));
+}
+
 watch([() => props.reactions, () => props.maxNumber], ([newSource, maxNumber]) => {
 	let newReactions: [string, number][] = [];
 	hasMoreReactions.value = Object.keys(newSource).length > maxNumber;
@@ -86,7 +95,15 @@ watch([() => props.reactions, () => props.maxNumber], ([newSource, maxNumber]) =
 	newReactions = [
 		...newReactions,
 		...Object.entries(newSource)
-			.sort(([, a], [, b]) => b - a)
+			.sort(([emojiA, countA], [emojiB, countB]) => {
+				if (prefer.s.showAvailableReactionsFirstInNote) {
+					if (!canReact(emojiA) && canReact(emojiB)) return 1;
+					if (canReact(emojiA) && !canReact(emojiB)) return -1;
+					return countB - countA;
+				} else {
+					return countB - countA;
+				}
+			})
 			.filter(([y], i) => i < maxNumber && !newReactionsNames.includes(y)),
 	];
 
diff --git a/packages/frontend/src/pages/settings/preferences.vue b/packages/frontend/src/pages/settings/preferences.vue
index 678cfb93c0..00f810cc37 100644
--- a/packages/frontend/src/pages/settings/preferences.vue
+++ b/packages/frontend/src/pages/settings/preferences.vue
@@ -229,6 +229,14 @@ SPDX-License-Identifier: AGPL-3.0-only
 										</MkSwitch>
 									</MkPreferenceContainer>
 								</SearchMarker>
+
+								<SearchMarker :keywords="['reaction', 'order']">
+									<MkPreferenceContainer k="showAvailableReactionsFirstInNote">
+										<MkSwitch v-model="showAvailableReactionsFirstInNote">
+											<template #label><SearchLabel>{{ i18n.ts._settings.showAvailableReactionsFirstInNote }}</SearchLabel></template>
+										</MkSwitch>
+									</MkPreferenceContainer>
+								</SearchMarker>
 							</div>
 
 							<SearchMarker :keywords="['reaction', 'size', 'scale', 'display']">
@@ -824,6 +832,7 @@ const showFixedPostFormInChannel = prefer.model('showFixedPostFormInChannel');
 const numberOfPageCache = prefer.model('numberOfPageCache');
 const enableInfiniteScroll = prefer.model('enableInfiniteScroll');
 const useReactionPickerForContextMenu = prefer.model('useReactionPickerForContextMenu');
+const showAvailableReactionsFirstInNote = prefer.model('showAvailableReactionsFirstInNote');
 const useGroupedNotifications = prefer.model('useGroupedNotifications');
 const alwaysConfirmFollow = prefer.model('alwaysConfirmFollow');
 const confirmWhenRevealingSensitiveMedia = prefer.model('confirmWhenRevealingSensitiveMedia');
@@ -917,6 +926,7 @@ watch([
 	enableHorizontalSwipe,
 	enablePullToRefresh,
 	reduceAnimation,
+	showAvailableReactionsFirstInNote,
 ], async () => {
 	await reloadAsk({ reason: i18n.ts.reloadToApplySetting, unison: true });
 });
diff --git a/packages/frontend/src/preferences/def.ts b/packages/frontend/src/preferences/def.ts
index 5aadf835f2..6eb9b2408a 100644
--- a/packages/frontend/src/preferences/def.ts
+++ b/packages/frontend/src/preferences/def.ts
@@ -377,6 +377,9 @@ export const PREF_DEF = definePreferences({
 	showTitlebar: {
 		default: false,
 	},
+	showAvailableReactionsFirstInNote: {
+		default: false,
+	},
 	plugins: {
 		default: [] as Plugin[],
 		mergeStrategy: (a, b) => {
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