raspberrypi_nodejs_projects/modules/pihole.js

const http = require('http')
const globalVars = require('../libs/globalVars')
const led = require('../libs/led')
const common = require('../libs/common')
const lcd = require('../libs/lcd')
const logger = require('perfect-logger');


module.exports = {

    getStatus: () => {
        var rest_options = {
            host: '192.168.4.5',
            port: 80,
            path: '/admin/api.php',
            method: 'GET'
        };
        logger.info('piHole request')
        var request = http.request(rest_options, function (response) {
            var content = "";

            // Handle data chunks
            response.on('data', function (chunk) {
                content += chunk;
            });

            // Once we're done streaming the response, parse it as json.
            response.on('end', async function () {
                var data = JSON.parse(content);
                let piHoleData = {
                    "domainsBeingBlocked": data.domains_being_blocked,
                    "queriesToday": data.dns_queries_today,
                    "queriesBlockedToday": data.ads_blocked_today,
                    "percentageBlocked": data.ads_percentage_today
                }

                lcd.piHolePage(piHoleData.domainsBeingBlocked, piHoleData.queriesToday, piHoleData.queriesBlockedToday, piHoleData.percentageBlocked)

            });
        })
        // Report errors
        request.on('error', function (error) {
            led.set('green')
            lcd.heatingStatus('Error No Data')
            globalVars.heatingOn = 'error'
        });
        request.end();
    }
}