129 lines
2.5 KiB
TypeScript
129 lines
2.5 KiB
TypeScript
import autobind from 'autobind-decorator';
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import Chart, { Obj } from './';
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import Following from '../models/following';
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import { IUser, isLocalUser } from '../models/user';
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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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type PerUserFollowingLog = {
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local: {
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/**
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* フォローしている
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*/
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followings: {
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/**
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* 合計
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*/
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total: number;
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/**
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* フォローした数
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*/
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inc: number;
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/**
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* フォロー解除した数
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*/
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dec: number;
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};
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/**
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* フォローされている
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*/
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followers: {
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/**
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* 合計
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*/
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total: number;
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/**
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* フォローされた数
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*/
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inc: number;
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/**
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* フォロー解除された数
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*/
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dec: number;
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};
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};
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remote: PerUserFollowingLog['local'];
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};
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class PerUserFollowingChart extends Chart<PerUserFollowingLog> {
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constructor() {
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super('perUserFollowing', true);
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}
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@autobind
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protected async getTemplate(init: boolean, latest?: PerUserFollowingLog, group?: any): Promise<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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] = init ? await Promise.all([
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Following.count({ followerId: group, '_followee.host': null }),
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Following.count({ followeeId: group, '_follower.host': null }),
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Following.count({ followerId: group, '_followee.host': { $ne: null } }),
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Following.count({ followeeId: group, '_follower.host': { $ne: null } })
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]) : [
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latest ? latest.local.followings.total : 0,
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latest ? latest.local.followers.total : 0,
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latest ? latest.remote.followings.total : 0,
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latest ? latest.remote.followers.total : 0
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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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inc: 0,
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dec: 0
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},
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followers: {
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total: localFollowersCount,
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inc: 0,
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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: remoteFollowingsCount,
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inc: 0,
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dec: 0
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},
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followers: {
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total: remoteFollowersCount,
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inc: 0,
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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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public async update(follower: IUser, followee: IUser, isFollow: boolean) {
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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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[isLocalUser(follower) ? 'local' : 'remote']: { followings: update }
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}, follower._id);
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this.inc({
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[isLocalUser(followee) ? 'local' : 'remote']: { followers: update }
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}, followee._id);
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}
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}
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export default new PerUserFollowingChart();
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