mizzkey/packages/frontend-embed/src/custom-emojis.ts
2024-08-23 13:20:26 +09:00

62 lines
1.7 KiB
TypeScript

/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { shallowRef, computed, markRaw, watch } from 'vue';
import * as Misskey from 'misskey-js';
import { misskeyApi, misskeyApiGet } from '@/scripts/misskey-api.js';
import { get, set } from '@/scripts/idb-proxy.js';
const storageCache = await get('emojis');
export const customEmojis = shallowRef<Misskey.entities.EmojiSimple[]>(Array.isArray(storageCache) ? storageCache : []);
export const customEmojiCategories = computed<[ ...string[], null ]>(() => {
const categories = new Set<string>();
for (const emoji of customEmojis.value) {
if (emoji.category && emoji.category !== 'null') {
categories.add(emoji.category);
}
}
return markRaw([...Array.from(categories), null]);
});
export const customEmojisMap = new Map<string, Misskey.entities.EmojiSimple>();
watch(customEmojis, emojis => {
customEmojisMap.clear();
for (const emoji of emojis) {
customEmojisMap.set(emoji.name, emoji);
}
}, { immediate: true });
export async function fetchCustomEmojis(force = false) {
const now = Date.now();
let res;
if (force) {
res = await misskeyApi('emojis', {});
} else {
const lastFetchedAt = await get('lastEmojisFetchedAt');
if (lastFetchedAt && (now - lastFetchedAt) < 1000 * 60 * 60) return;
res = await misskeyApiGet('emojis', {});
}
customEmojis.value = res.emojis;
set('emojis', res.emojis);
set('lastEmojisFetchedAt', now);
}
let cachedTags;
export function getCustomEmojiTags() {
if (cachedTags) return cachedTags;
const tags = new Set();
for (const emoji of customEmojis.value) {
for (const tag of emoji.aliases) {
tags.add(tag);
}
}
const res = Array.from(tags);
cachedTags = res;
return res;
}