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35 lines
1.2 KiB
JavaScript
35 lines
1.2 KiB
JavaScript
/*
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Copyright 2019 Tulir Asokan <tulir@maunium.net>
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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const REACTION_COUNT = JSON.parse(window.localStorage.mx_reaction_count || '{}');
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let sorted = null;
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export function add(emoji) {
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const [count] = REACTION_COUNT[emoji] || [0];
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REACTION_COUNT[emoji] = [count + 1, Date.now()];
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window.localStorage.mx_reaction_count = JSON.stringify(REACTION_COUNT);
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sorted = null;
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}
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export function get(limit = 24) {
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if (sorted === null) {
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sorted = Object.entries(REACTION_COUNT)
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.sort(([, [count1, date1]], [, [count2, date2]]) =>
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count2 === count1 ? date2 - date1 : count2 - count1)
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.map(([emoji, count]) => emoji);
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}
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return sorted.slice(0, limit);
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}
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