This commit is contained in:
syuilo 2018-06-16 15:23:03 +09:00
parent cd8bfca29c
commit 9cac293efc
4 changed files with 14 additions and 12 deletions

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@ -16,7 +16,7 @@ import Following from './following';
const Note = db.get<INote>('notes');
Note.createIndex('uri', { sparse: true, unique: true });
Note.createIndex('userId');
Note.createIndex('tags', { sparse: true });
Note.createIndex('tagsLower');
Note.createIndex({
createdAt: -1
});
@ -40,6 +40,7 @@ export type INote = {
poll: any; // todo
text: string;
tags: string[];
tagsLower: string[];
cw: string;
userId: mongo.ObjectID;
appId: mongo.ObjectID;

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@ -7,7 +7,7 @@ import Note from '../../../../models/note';
const rangeA = 1000 * 60 * 30; // 30分
const rangeB = 1000 * 60 * 120; // 2時間
const coefficient = 1.5; // 「n倍」の部分
const coefficient = 1.25; // 「n倍」の部分
const requiredUsers = 3; // 最低何人がそのタグを投稿している必要があるか
const max = 5;
@ -22,20 +22,20 @@ module.exports = () => new Promise(async (res, rej) => {
createdAt: {
$gt: new Date(Date.now() - rangeA)
},
tags: {
tagsLower: {
$exists: true,
$ne: []
}
}
}, {
$unwind: '$tags'
$unwind: '$tagsLower'
}, {
$group: {
_id: { tags: '$tags', userId: '$userId' }
_id: { tag: '$tagsLower', userId: '$userId' }
}
}]) as Array<{
_id: {
tags: string;
tag: string;
userId: any;
}
}>;
@ -49,12 +49,12 @@ module.exports = () => new Promise(async (res, rej) => {
// カウント
data.map(x => x._id).forEach(x => {
const i = tags.findIndex(tag => tag.name == x.tags);
const i = tags.findIndex(tag => tag.name == x.tag);
if (i != -1) {
tags[i].count++;
} else {
tags.push({
name: x.tags,
name: x.tag,
count: 1
});
}
@ -66,7 +66,7 @@ module.exports = () => new Promise(async (res, rej) => {
//#region 2. 1で取得したそれぞれのタグについて、「直近a分間のユニーク投稿数が今からa分前今からb分前の間のユニーク投稿数のn倍以上」かどうかを判定する
const hotsPromises = limitedTags.map(async tag => {
const passedCount = (await Note.distinct('userId', {
tags: tag.name,
tagsLower: tag.name,
createdAt: {
$lt: new Date(Date.now() - rangeA),
$gt: new Date(Date.now() - rangeB)
@ -108,7 +108,7 @@ module.exports = () => new Promise(async (res, rej) => {
for (let i = 0; i < range; i++) {
countPromises.push(Promise.all(hots.map(tag => Note.distinct('userId', {
tags: tag,
tagsLower: tag,
createdAt: {
$lt: new Date(Date.now() - (interval * i)),
$gt: new Date(Date.now() - (interval * (i + 1)))
@ -119,7 +119,7 @@ module.exports = () => new Promise(async (res, rej) => {
const countsLog = await Promise.all(countPromises);
const totalCounts: any = await Promise.all(hots.map(tag => Note.distinct('userId', {
tags: tag,
tagsLower: tag,
createdAt: {
$gt: new Date(Date.now() - (interval * range))
}

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@ -101,7 +101,7 @@ async function search(
let q: any = {
$and: [{
tags: tag
tagsLower: tag.toLowerCase()
}]
};

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@ -130,6 +130,7 @@ export default async (user: IUser, data: {
poll: data.poll,
cw: data.cw == null ? null : data.cw,
tags,
tagsLower: tags.map(tag => tag.toLowerCase()),
userId: user._id,
viaMobile: data.viaMobile,
geo: data.geo || null,