126 lines
3.3 KiB
TypeScript
126 lines
3.3 KiB
TypeScript
import autobind from 'autobind-decorator';
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import Chart, { Obj, DeepPartial } from '../core';
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import { SchemaType } from '@/misc/schema';
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import { Followings, Users } from '@/models/index';
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import { Not, IsNull } from 'typeorm';
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import { User } from '@/models/entities/user';
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import { name, schema } from './entities/per-user-following';
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type PerUserFollowingLog = SchemaType<typeof schema>;
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/**
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* ユーザーごとのフォローに関するチャート
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*/
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// eslint-disable-next-line import/no-default-export
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export default class PerUserFollowingChart extends Chart<PerUserFollowingLog> {
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constructor() {
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super(name, schema, true);
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}
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@autobind
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protected genNewLog(latest: PerUserFollowingLog): DeepPartial<PerUserFollowingLog> {
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return {
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local: {
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followings: {
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total: latest.local.followings.total,
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},
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followers: {
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total: latest.local.followers.total,
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},
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},
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remote: {
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followings: {
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total: latest.remote.followings.total,
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},
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followers: {
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total: latest.remote.followers.total,
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},
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},
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};
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}
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@autobind
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protected aggregate(logs: PerUserFollowingLog[]): PerUserFollowingLog {
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return {
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local: {
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followings: {
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total: logs[0].local.followings.total,
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inc: logs.reduce((a, b) => a + b.local.followings.inc, 0),
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dec: logs.reduce((a, b) => a + b.local.followings.dec, 0),
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},
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followers: {
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total: logs[0].local.followers.total,
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inc: logs.reduce((a, b) => a + b.local.followers.inc, 0),
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dec: logs.reduce((a, b) => a + b.local.followers.dec, 0),
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},
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},
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remote: {
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followings: {
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total: logs[0].remote.followings.total,
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inc: logs.reduce((a, b) => a + b.remote.followings.inc, 0),
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dec: logs.reduce((a, b) => a + b.remote.followings.dec, 0),
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},
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followers: {
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total: logs[0].remote.followers.total,
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inc: logs.reduce((a, b) => a + b.remote.followers.inc, 0),
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dec: logs.reduce((a, b) => a + b.remote.followers.dec, 0),
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},
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},
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};
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}
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@autobind
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protected async fetchActual(group: string): Promise<DeepPartial<PerUserFollowingLog>> {
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const [
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localFollowingsCount,
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localFollowersCount,
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remoteFollowingsCount,
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remoteFollowersCount,
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] = await Promise.all([
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Followings.count({ followerId: group, followeeHost: null }),
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Followings.count({ followeeId: group, followerHost: null }),
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Followings.count({ followerId: group, followeeHost: Not(IsNull()) }),
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Followings.count({ followeeId: group, followerHost: Not(IsNull()) }),
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]);
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return {
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local: {
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followings: {
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total: localFollowingsCount,
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},
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followers: {
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total: localFollowersCount,
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},
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},
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remote: {
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followings: {
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total: remoteFollowingsCount,
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},
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followers: {
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total: remoteFollowersCount,
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},
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},
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};
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}
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@autobind
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public async update(follower: { id: User['id']; host: User['host']; }, followee: { id: User['id']; host: User['host']; }, isFollow: boolean): Promise<void> {
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const update: Obj = {};
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update.total = isFollow ? 1 : -1;
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if (isFollow) {
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update.inc = 1;
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} else {
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update.dec = 1;
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}
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this.inc({
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[Users.isLocalUser(follower) ? 'local' : 'remote']: { followings: update },
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}, follower.id);
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this.inc({
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[Users.isLocalUser(followee) ? 'local' : 'remote']: { followers: update },
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}, followee.id);
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}
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}
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