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perf: dont load all followed tids on unread/recent?filter=watched

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Barış Soner Uşaklı
2023-12-23 00:16:19 -05:00
parent 1e4abdbfd2
commit 563e03b6ae
2 changed files with 19 additions and 10 deletions
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13
src/topics/sorted.js
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@@ -49,7 +49,7 @@ module.exports = function (Topics) {
tids = await Topics.filterWatchedTids(tids, params.uid);
}
} else if (params.filter === 'watched') {
tids = await db.getSortedSetRevRange(`uid:${params.uid}:followed_tids`, 0, -1);
tids = await getWatchedTopics(params);
} else if (params.cids) {
tids = await getCidTids(params);
} else if (params.tags.length) {
@@ -63,6 +63,17 @@ module.exports = function (Topics) {
return tids;
}
async function getWatchedTopics(params) {
const sortSet = ['recent', 'old'].includes(params.sort) ? 'topics:recent' : `topics:${params.sort}`;
const method = params.sort === 'old' ? 'getSortedSetIntersect' : 'getSortedSetRevIntersect';
return await db[method]({
sets: [sortSet, `uid:${params.uid}:followed_tids`],
weights: [1, 0],
start: 0,
stop: meta.config.recentMaxTopics - 1,
});
}
async function getTagTids(params) {
const sets = [
params.sort === 'old' ?

16
src/topics/unread.js
View File

@@ -210,15 +210,13 @@ module.exports = function (Topics) {
}
async function getFollowedTids(params) {
let tids = await db.getSortedSetMembers(`uid:${params.uid}:followed_tids`);
const filterCids = params.cid && params.cid.map(cid => parseInt(cid, 10));
if (filterCids) {
const topicData = await Topics.getTopicsFields(tids, ['tid', 'cid']);
tids = topicData.filter(t => filterCids.includes(t.cid)).map(t => t.tid);
}
const scores = await db.sortedSetScores('topics:recent', tids);
const data = tids.map((tid, index) => ({ value: String(tid), score: scores[index] }));
return data.filter(item => item.score > params.cutoff);
const keys = params.cid ?
params.cid.map(cid => `cid:${cid}:tids:lastposttime`) :
'topics:recent';
const recentTopicData = await db.getSortedSetRevRangeByScoreWithScores(keys, 0, -1, '+inf', params.cutoff);
const isFollowed = await db.isSortedSetMembers(`uid:${params.uid}:followed_tids`, recentTopicData.map(t => t.tid));
return recentTopicData.filter((t, i) => isFollowed[i]);
}
async function filterTidsThatHaveBlockedPosts(params) {