hockeybar/lib/parsers/schedule.js

A bot used to automate the updating of hockey league subreddit markdown

const request = require("request");
const jsdom = require("jsdom");
const {
    JSDOM
} = jsdom;
const cheerio = require('cheerio');

const teams = require('../teams');

var ScheduleBuilder = class ScheduleBuilder {

    constructor(team, includePreaseason) {
        this.team = team;
        this.includePreaseason = includePreaseason;
    }

    parse(days) {
        return new Promise((resolve, reject) => {
            this.days = days;
            var self = this;
            var schedule = [];
            request({
                uri: `http://www.foxsports.com/nhl/${this.team.uri}-team-schedule?season=2017&seasonType=${this.includePreaseason === true ? 3 : 1}&month=-1`
            }, function (error, response, body) {
                if (error && response.statusCode !== 200) {
                    reject('Error when contacting server');
                }
                var virtualConsole = new jsdom.VirtualConsole();
                var dom = new JSDOM(body, virtualConsole);
                self.parseTeamSchedule(dom.serialize(), schedule);

                if (self.includePreaseason === true) {
                    request({
                        uri: `http://www.foxsports.com/nhl/${self.team.uri}-team-schedule?season=2017&seasonType=1&month=-1`
                    }, function (error, response, body) {
                        if (error && response.statusCode !== 200) {
                            reject('Error when contacting server');
                        }
                        var virtualConsole = new jsdom.VirtualConsole();
                        var dom = new JSDOM(body, virtualConsole);
                        self.parseTeamSchedule(dom.serialize(), schedule);

                        resolve(schedule);
                    });
                } else {
                    resolve(schedule);
                }
            });
        });
    }
    buildTeamScheduleMarkdown(teamSchedule) {
        return new Promise((resolve, reject) => {
            var eventMarkdown = '';
            for (var i = 0; i < teamSchedule.length; i++) {
                eventMarkdown = eventMarkdown + this.buildEventMarkdown(teamSchedule[i]);
            }
            resolve(eventMarkdown);
        });
    }
    buildEventMarkdown(event) {
        var markdown = `\n* | [${!event.isHome ? event.teamScore : event.opponentScore}](#CURRSCORE) | ${event.isHome ? '[Home](#HOMEGAME)' : '[Away](#AWAYGAME)'} | [${event.isHome ? event.teamScore : event.opponentScore}](#CURRSCORE) |
|:-:|:-:|:-:|
|${event.date}|@|${event.time}|
|Network|:|${event.network}|
|[${!event.isHome ? this.team.abv : event.opponent.abv}](/r/${!event.isHome ? this.team.subreddit : event.opponent.subreddit})|vs.|[${event.isHome ? this.team.abv : event.opponent.abv}](/r/${event.isHome ? this.team.subreddit : event.opponent.subreddit})|
`;
        return markdown;
    }
    parseTeamSchedule(data, scheduledEvents) {

        var $ = cheerio.load(data);
        var scheduleTable = $('.wisbb_teamScheduleRow');

        var currentDate = new Date();
        var comparisonMonth = currentDate.getMonth() + 1;
        var comparisonDay = currentDate.getDate();
        var comparisonDateString = `${comparisonMonth}/${comparisonDay}`;

        for (var i = 0; i < scheduleTable.length; i++) {
            var event = {
                type: 'event',
                network: 'TBD'
            };
            event.date = $(scheduleTable[i]).find('.wisbb_scheduleTitleElement')[0].children[1].children[1].children[0].data;
            var eventMonth = event.date.split("/")[0];
            var eventDay = event.date.split("/")[1];

            if(parseInt(eventMonth) === comparisonMonth &&
            parseInt(eventDay) < comparisonDay - this.days) {
                continue;
            }
            if (scheduledEvents.length === this.days) {
                break;
            }

            var opponent = {};
            var opponentNode = $(scheduleTable[i]).find('.wisbb_team');

            var teamKey = opponentNode[0].children[1].children[1].attribs.href.split("/nhl/")[1];
            teamKey = teamKey.substr(0, teamKey.length - 5);

            opponent = teams[teamKey];
            opponent.record = opponentNode[0].children[1].children[1].children[7].children[0].data;

            var eventInfoNode = $(scheduleTable[i]).find('.wisbb_gameInfo')[0].children[1];

            event.boxScoreUrl = eventInfoNode.attribs.href;

            var resultOrInfo = eventInfoNode.children[1];

            if (resultOrInfo.attribs.class !== undefined && resultOrInfo.attribs.class === 'wisbb_result') {
                event.time = 'FINAL';
                event.status = 'FINAL';
                event.network = 'FINAL';

                event.teamScore = resultOrInfo.childNodes[3].children[0].data;
                event.opponentScore = resultOrInfo.childNodes[7].children[0].data;
            } else if (resultOrInfo.attribs.class !== undefined && resultOrInfo.attribs.class === 'wisbb_live') {
                event.teamScore = 0;
                event.opponentScore = 0;
                event.status = eventInfoNode.children[1].children[1].children[0].data;
                event.time = 'LIVE';
                event.network = eventInfoNode.children[1].children[3].children[0].data;
            } else {
                event.teamScore = 0;
                event.opponentScore = 0;
                event.status = '';
                event.time = 'TBD';
                event.network = 'TBD';

                if (eventInfoNode.children[1].children.length > 0) {
                    event.status = eventInfoNode.children[1].children[0].data;
                }
                if (eventInfoNode.children[3].children.length > 0) {
                    event.time = eventInfoNode.children[3].children[0].data;
                }
                if (eventInfoNode.children[5].children.length > 0) {
                    event.network = eventInfoNode.children[5].children[0].data;
                }
            }
            var eventDetailsNode = $(scheduleTable[i]).find('.wisbb_details');

            event.arena = eventDetailsNode[0].children[1].children[0].data;
            event.arena = event.arena.split("\n").join("");
            event.arena = event.arena.split("\t").join("");
            event.arena = event.arena.split(" ").join("");
            event.arena = event.arena.toUpperCase();

            event.isHome = event.arena === this.team.arenaabv;

            event.opponent = opponent;

            scheduledEvents.push(event);
        }

        return scheduledEvents;
    }
}

module.exports = ScheduleBuilder;