dbl-coins-invest/src/mysqldb/subscription.js

Sharade DBL package over other coins invest services

import { Subscription } from "./models/subscriptions";
import DBL from "./dbl";
import AccountService from "./account";
import Rx from 'rxjs';
import * as Sequelize from "sequelize";

const Op = Sequelize.Op;

export default class SubscriptionService extends DBL {
    constructor(userSub) {
        if (!userSub)
            throw new Error('userSub have to be provided!!!!');

        super();
        this.userSub = userSub;
        this.model = Subscription;
        this.accountServise = new AccountService(userSub);
    }

    createSubscription(subscription) {
        return Rx.Observable.forkJoin(
            this.accountServise.getUserAccount(),
            this.model.create(subscription)
        )
            .mergeMap((response) => {
                let [_account, _subscription] = response;
                return Rx.Observable.fromPromise(_account.addSubscriptions(_subscription))
                    .map((account) => {
                        return _subscription;
                    });
            });
    }

}