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path: root/src/index.ts
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import * as moment from 'moment';
import * as BPromise from 'bluebird';

import {config} from './config';
import {SplusApi} from './core/SplusApi';
import {IEvent} from './core/IEvent';
import {ILecture} from './core/ILecture';

const flatten = (array) => [].concat(...array);
const range = (upper: number): number[] => Array.from(Array(upper), (x, i) => i)

async function main(configCourse, configPrefetchWeeks, configFilter) {
    const baseDate = moment().startOf('week');

    const unfilteredLectureChunks: ILecture[][] = await BPromise.map(range(configPrefetchWeeks),
        async week => await SplusApi.getData(configCourse, baseDate.weeks() + week)
    );
    const lectures: ILecture[] = flatten(unfilteredLectureChunks).filter(configFilter);

    await BPromise.map(lectures, async (lec: ILecture, weeksAhead) => {
        let beginDate = baseDate.clone();
        beginDate.add(moment.duration({
            days: lec.day + 1, // for moment: 1 = Monday
            hours: lec.begin,
            weeks: weeksAhead,
        }));

        let endDate = baseDate.clone();
        endDate.add(moment.duration({
            days: lec.day + 1,
            hours: lec.end,
            weeks: weeksAhead,
        }));
        const event: IEvent = {
            summary: lec.title,
            description: lec.lecturer + (lec.info !== '' ? ' - ' : '') + lec.info,
            location: lec.room,
            start: beginDate.toDate(),
            end: endDate.toDate(),
        };

        await config.sink.createEvent(event);

        console.log(lec.title, beginDate.toISOString(), endDate.toISOString());
    });

    await config.sink.commit();
}

main(config.course, config.prefetchWeeks, config.lectureFilter).catch(console.log);