const UserError = require('vn-loopback/util/user-error');
const isProduction = require('vn-loopback/server/boot/isProduction');
const authCode = require('../../models/authCode');
module.exports = Self => {
    Self.remoteMethod('recoverPasswordSMS', {
        description: 'Send SMS to the user',
        accepts: [
            {
                arg: 'user',
                type: 'string',
                description: 'The recoveryPhone user\'s',
                required: true
            },
            {
                arg: 'verificationCode',
                type: 'string',
                description: 'Code tovalidate operation'
            }
        ],
        returns: {
            type: 'Object',
            root: true
        },
        http: {
            path: `/recoverPasswordSMS`,
            verb: 'POST'
        }
    });

    Self.recoverPasswordSMS = async function(user, verificationCode, options) {
        const models = Self.app.models;
        const myOptions = {};

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

        const usesEmail = user.indexOf('@') !== -1;
        const filter = usesEmail ? {email: user} : {name: user};
        const account = await models.VnUser.findOne({
            fields: ['id', 'name', 'recoveryPhone'],
            where: filter
        });
        if (!account && !verificationCode) return;
        user = account;

        if (verificationCode) {
            if (!account)
                throw new UserError('Invalid or expired verification code');
            await Self.validateCode(user.name, verificationCode);

            return {
                token: await user.accessTokens.create({})
            };
        }

        const code = await authCode(user, myOptions);

        if (!isProduction()) {
            try {
                await Self.app.models.Sms.send(null, +user.recoveryPhone, code, {insert: false});
            } catch (e) {
                throw new UserError(`We weren't able to send this SMS`);
            }
        }
        return {code: true};
    };
};