dbmedialab/reader-critics

//
// LESERKRITIKK v2 (aka Reader Critics)
// Copyright (C) 2017 DB Medialab/Aller Media AS, Oslo, Norway
// https://github.com/dbmedialab/reader-critics/
//
// This program is free software: you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free Software
// Foundation, either version 3 of the License, or (at your option) any later
// version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along with
// this program. If not, see <http://www.gnu.org/licenses/>.
//

import * as Promise from 'bluebird';

import {
    DoneCallback,
    Job,
} from 'kue';

import {
    articleService,
    feedbackService,
    templateService,
} from 'app/services';

import {getEscalationRecipientList} from 'app/mail/MailRecipients';

import { layoutEscalationMail } from './layoutEscalationMail';
import { EscalationLevel } from 'base/EscalationLevel';

import Article from 'base/Article';
import Feedback from 'base/Feedback';
import MailTemplate from 'app/template/MailTemplate';
import SendGridMailer from 'app/mail/sendgrid/SendGridMailer';

import * as app from 'app/util/applib';

const log = app.createLog();

export function onSendEditorEscalation(job : Job, done : DoneCallback) : void {
    const { article } : { article : Article } = job.data;

    // First, check if there are any receipients available for this operation
    if (article.website.chiefEditors.length < 1) {
        log(`Website ${article.website.name} has no editors configured. Escalation mail not sent.`);
        return done();
    }

    process(article).then(() => {
        done();
        return null;  // Silences the "Promise handler not returned" warnings
    })
    .catch(error => {
        app.yell(error);
        done(error);
        return null;
    });
}

function process(article : Article) {
    return Promise.all([
        feedbackService.getByArticle(article, 0, Number.MAX_SAFE_INTEGER),
        templateService.getEscalateToEditorMailTemplate(article.website),
    ])
    .spread((feedbacks : Feedback[], template : MailTemplate) => Promise.all([
        layoutEscalationMail(article, feedbacks, template),
        getEscalationRecipientList(article.website),
        getMailSubject(article),
    ]))
    .spread((htmlMailContent : string, recipients : Array <string>, subject : string) => {
        return SendGridMailer(recipients, `Leserkritikk - ${subject}`, htmlMailContent, {
            highPriority: true,
        });
    })
    .then(() => articleService.setOptions(article, {
        escalated: EscalationLevel.ToEditor,
    }));
}

function getMailSubject(article : Article) : Promise <string> {
    return Promise.resolve(article.title);
}