'use strict';

const path = require('path');
const request = require('request');

const config = require('komodo-sdk/config');
const logger = require('komodo-sdk/logger');

function reportUrl() {
    if (config.report_url.register_modem) {
        return config.report_url.register_modem;
    }

    const baseUrl = path.dirname(config.report_url.incoming_sms);
    return `${baseUrl}/modems/set`;
}

module.exports = (modemInfo) => {
    const requestOptions = {
        url: reportUrl(),
        qs: {
            modem: config.name,
            modem_device: config.modem.device,
            modem_imsi: modemInfo.imsi,
            modem_msisdn: modemInfo.msisdn,
            modem_network_id: modemInfo.networkId,
            modem_network_name: modemInfo.networkName,
            modem_signal_strength: modemInfo.signalStrength,
            uptime: Math.floor(process.uptime()),
            report_port: config.http_command_server.listen_port,
            report_apikey: config.http_command_server.apikey,
            report_path_sms: '/sms',
        },
    };

    logger.info('Sending modem registration to center');
    request(requestOptions, (err, res) => {
        if (err) {
            logger.warn(`Error registering modem. ${err.toString()}`);
        } else if (res.statusCode !== 200) {
            logger.warn(`SMS center respond with HTTP status code ${res.statusCode}.`);
        }
    });
};