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39 lines
1022 B
JavaScript
39 lines
1022 B
JavaScript
'use strict';
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const db = require('../database');
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module.exports = function (Categories) {
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Categories.markAsRead = async function (cids, uid) {
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if (!Array.isArray(cids) || !cids.length || parseInt(uid, 10) <= 0) {
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return;
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}
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let keys = cids.map(cid => 'cid:' + cid + ':read_by_uid');
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const hasRead = await db.isMemberOfSets(keys, uid);
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keys = keys.filter((key, index) => !hasRead[index]);
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await db.setsAdd(keys, uid);
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};
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Categories.markAsUnreadForAll = async function (cid) {
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if (!parseInt(cid, 10)) {
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return;
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}
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await db.delete('cid:' + cid + ':read_by_uid');
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};
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Categories.hasReadCategories = async function (cids, uid) {
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if (parseInt(uid, 10) <= 0) {
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return cids.map(() => false);
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}
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const sets = cids.map(cid => 'cid:' + cid + ':read_by_uid');
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return await db.isMemberOfSets(sets, uid);
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};
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Categories.hasReadCategory = async function (cid, uid) {
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if (parseInt(uid, 10) <= 0) {
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return false;
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}
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return await db.isSetMember('cid:' + cid + ':read_by_uid', uid);
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};
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};
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