// tslint:disable:no-console
import * as moment from 'moment';
import * as mongoose from 'mongoose';

import { chevre } from '../../../lib/index';

// const project = { id: String(process.env.PROJECT_ID) };

async function main() {
    await mongoose.connect(<string>process.env.MONGOLAB_URI);

    const eventRepo = new chevre.repository.Event(mongoose.connection);
    const productRepo = new chevre.repository.Product(mongoose.connection);

    const cursor = eventRepo.getCursor(
        {
            // 'project.id': { $eq: project.id },
            'project.id': { $ne: '' },
            typeOf: { $eq: chevre.factory.eventType.ScreeningEvent },
            startDate: {
                $gte: moment()
                    .add(-1, 'month')
                    .toDate()
            }
            // _id: { $eq: 'al6afd7np' }
        },
        {
            // _id: 1,
        }
    );
    console.log('events found');

    let i = 0;
    let updateCount = 0;
    await cursor.eachAsync(async (doc) => {
        i += 1;
        const event: chevre.factory.event.screeningEvent.IEvent = doc.toObject();

        const itemOfferedId = (<chevre.factory.event.screeningEvent.IOffer | undefined>event.offers)?.itemOffered?.id;
        const itemOfferedName = (<any>event.offers)?.itemOffered?.name?.ja;

        if (typeof itemOfferedName === 'string' && itemOfferedName.length > 0) {
            console.log(
                'already exist...', event.project.id, event.id, event.startDate, itemOfferedId, i);
        } else {
            const existingProducts = await productRepo.search({
                limit: 1,
                page: 1,
                project: { id: { $eq: event.project.id } },
                id: { $eq: itemOfferedId }
            });
            const existingProduct = existingProducts.shift();
            if (existingProduct === undefined) {
                // throw new Error(`product not found ${event.id}`);
                // no op
            } else {
                const newItemOfferedName: string = (typeof existingProduct.name === 'string')
                    ? existingProduct.name
                    : String(existingProduct.name?.ja);
                console.log(
                    'updating event...', event.project.id, event.id, event.startDate, itemOfferedId, newItemOfferedName, i);
                await eventRepo.updatePartiallyById({
                    id: event.id,
                    attributes: <any>{
                        typeOf: event.typeOf,
                        'offers.itemOffered.name': { ja: newItemOfferedName }
                    }
                });
            }
            updateCount += 1;
            console.log(
                'updated', event.project.id, event.id, event.startDate, itemOfferedId, i);
        }
    });

    console.log(i, 'events checked');
    console.log(updateCount, 'events updated');
}

main()
    .then()
    .catch(console.error);