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

38 lines
709 B
TypeScript

import autobind from 'autobind-decorator';
import * as mongo from 'mongodb';
import Chart, { Partial } from './';
/**
* ハッシュタグに関するチャート
*/
type HashtagLog = {
/**
* 投稿された数
*/
count: number;
};
class HashtagChart extends Chart<HashtagLog> {
constructor() {
super('hashtag', true);
}
@autobind
protected async getTemplate(init: boolean, latest?: HashtagLog): Promise<HashtagLog> {
return {
count: 0
};
}
@autobind
public async update(hashtag: string, userId: mongo.ObjectId) {
const inc: Partial<HashtagLog> = {
count: 1
};
await this.incIfUnique(inc, 'users', userId.toHexString(), hashtag);
}
}
export default new HashtagChart();