module.exports = Self => {
    Self.remoteMethodCtx('book', {
        description: 'Book an invoiceOut',
        accessType: 'WRITE',
        accepts: {
            arg: 'ref',
            type: 'string',
            required: true,
            description: 'The invoiceOut ref',
            http: {source: 'path'}
        },
        returns: {
            type: 'object',
            root: true
        },
        http: {
            path: '/:ref/book',
            verb: 'POST'
        }
    });

    Self.book = async(ctx, ref, options) => {
        const models = Self.app.models;
        let tx;
        const myOptions = {userId: ctx.req.accessToken.userId};

        if (typeof options == 'object')
            Object.assign(myOptions, options);

        if (!myOptions.transaction) {
            tx = await Self.beginTransaction({});
            myOptions.transaction = tx;
        }

        try {
            const ticketAddress = await models.Ticket.findOne({
                where: {invoiceOut: ref}
            }, myOptions);

            const invoiceCompany = await models.InvoiceOut.findOne({
                where: {ref: ref}
            }, myOptions);

            let query = 'SELECT vn.addressTaxArea(?, ?) AS code';

            const [taxArea] = await Self.rawSql(query, [
                ticketAddress.address,
                invoiceCompany.company
            ], myOptions);

            query = 'CALL vn.invoiceOutAgain(?, ?)';

            const result = Self.rawSql(query, [ref, taxArea.code], myOptions);

            if (tx) await tx.commit();

            return result;
        } catch (e) {
            if (tx) await tx.rollback();
            throw e;
        }
    };
};