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feat: add methods for adding/removing tags from topics

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Barış Soner Uşaklı
2020-05-12 23:00:45 -04:00
parent e20ad5c56e
commit bfad457275
2 changed files with 43 additions and 2 deletions
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32
src/topics/tags.js
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@@ -152,12 +152,15 @@ module.exports = function (Topics) {
};
Topics.getTopicTags = async function (tid) {
return await db.getSetMembers('topic:' + tid + ':tags');
const tags = await db.getSetMembers('topic:' + tid + ':tags');
return tags.sort();
};
Topics.getTopicsTags = async function (tids) {
const keys = tids.map(tid => 'topic:' + tid + ':tags');
return await db.getSetsMembers(keys);
const tags = await db.getSetsMembers(keys);
tags.forEach(tags => tags.sort());
return tags;
};
Topics.getTopicTagsObjects = async function (tid) {
@@ -192,6 +195,31 @@ module.exports = function (Topics) {
return topicTags;
};
Topics.addTags = async function (tags, tids) {
const topicData = await Topics.getTopicsFields(tids, ['timestamp']);
const sets = tids.map(tid => 'topic:' + tid + ':tags');
for (let i = 0; i < tags.length; i++) {
/* eslint-disable no-await-in-loop */
await Promise.all([
db.setsAdd(sets, tags[i]),
db.sortedSetAdd('tag:' + tags[i] + ':topics', topicData.map(t => t.timestamp), tids),
]);
await updateTagCount(tags[i]);
}
};
Topics.removeTags = async function (tags, tids) {
const sets = tids.map(tid => 'topic:' + tid + ':tags');
for (let i = 0; i < tags.length; i++) {
/* eslint-disable no-await-in-loop */
await Promise.all([
db.setsRemove(sets, tags[i]),
db.sortedSetRemove('tag:' + tags[i] + ':topics', tids),
]);
await updateTagCount(tags[i]);
}
};
Topics.updateTopicTags = async function (tid, tags) {
await Topics.deleteTopicTags(tid);
const timestamp = await Topics.getTopicField(tid, 'timestamp');