hippofish/src/chart/users.ts
2018-10-23 05:36:35 +09:00

75 lines
1.3 KiB
TypeScript

import autobind from 'autobind-decorator';
import Chart, { Obj } from './';
import User, { IUser, isLocalUser } from '../models/user';
/**
* ユーザーに関するチャート
*/
type UsersLog = {
local: {
/**
* 集計期間時点での、全ユーザー数
*/
total: number;
/**
* 増加したユーザー数
*/
inc: number;
/**
* 減少したユーザー数
*/
dec: number;
};
remote: UsersLog['local'];
};
class UsersChart extends Chart<UsersLog> {
constructor() {
super('users');
}
@autobind
protected async getTemplate(init: boolean, latest?: UsersLog): Promise<UsersLog> {
const [localCount, remoteCount] = init ? await Promise.all([
User.count({ host: null }),
User.count({ host: { $ne: null } })
]) : [
latest ? latest.local.total : 0,
latest ? latest.remote.total : 0
];
return {
local: {
total: localCount,
inc: 0,
dec: 0
},
remote: {
total: remoteCount,
inc: 0,
dec: 0
}
};
}
@autobind
public async update(user: IUser, isAdditional: boolean) {
const update: Obj = {};
update.total = isAdditional ? 1 : -1;
if (isAdditional) {
update.inc = 1;
} else {
update.dec = 1;
}
await this.inc({
[isLocalUser(user) ? 'local' : 'remote']: update
});
}
}
export default new UsersChart();