test1/packages/backend/src/services/chart/charts/per-user-following.ts
2022-02-10 17:45:12 +09:00

61 lines
2.1 KiB
TypeScript

import autobind from 'autobind-decorator';
import Chart, { KVs } from '../core';
import { Followings, Users } from '@/models/index';
import { Not, IsNull } from 'typeorm';
import { User } from '@/models/entities/user';
import { name, schema } from './entities/per-user-following';
/**
* ユーザーごとのフォローに関するチャート
*/
// eslint-disable-next-line import/no-default-export
export default class PerUserFollowingChart extends Chart<typeof schema> {
constructor() {
super(name, schema, true);
}
@autobind
protected async tickMajor(group: string): Promise<Partial<KVs<typeof schema>>> {
const [
localFollowingsCount,
localFollowersCount,
remoteFollowingsCount,
remoteFollowersCount,
] = await Promise.all([
Followings.count({ followerId: group, followeeHost: null }),
Followings.count({ followeeId: group, followerHost: null }),
Followings.count({ followerId: group, followeeHost: Not(IsNull()) }),
Followings.count({ followeeId: group, followerHost: Not(IsNull()) }),
]);
return {
'local.followings.total': localFollowingsCount,
'local.followers.total': localFollowersCount,
'remote.followings.total': remoteFollowingsCount,
'remote.followers.total': remoteFollowersCount,
};
}
@autobind
protected async tickMinor(): Promise<Partial<KVs<typeof schema>>> {
return {};
}
@autobind
public async update(follower: { id: User['id']; host: User['host']; }, followee: { id: User['id']; host: User['host']; }, isFollow: boolean): Promise<void> {
const prefixFollower = Users.isLocalUser(follower) ? 'local' : 'remote';
const prefixFollowee = Users.isLocalUser(followee) ? 'local' : 'remote';
this.commit({
[`${prefixFollower}.followings.total`]: isFollow ? 1 : -1,
[`${prefixFollower}.followings.inc`]: isFollow ? 1 : 0,
[`${prefixFollower}.followings.dec`]: isFollow ? 0 : 1,
}, follower.id);
this.commit({
[`${prefixFollowee}.followers.total`]: isFollow ? 1 : -1,
[`${prefixFollowee}.followers.inc`]: isFollow ? 1 : 0,
[`${prefixFollowee}.followers.dec`]: isFollow ? 0 : 1,
}, followee.id);
}
}