Night timer

modules['nightTimer'] = {
    moduleID: 'nightTimer',
    moduleName: 'Night Timer',
    category: 'UI',
    options: {
        startTime: {
            type: 'text',
            value: '21:00',
            description: "Start time for night mode. Example, 21:00 for 9pm."
        },
        endTime: {
            type: 'text',
            value: '06:00',
            description: "End time for night mode. Example, 06:00 for 6am."
        },
        checkInterval: {
            type: 'text',
            value: '15',
            description: "The interval, in minutes, to check for day/night changeover."
        },
        autoDisableStyles: {
            type: 'boolean',
            value: false,
            description: "Disable subreddit styles automatically upon switching to Night Mode"
        }
    },
    description: 'Automatically turn night mode on/off at the specified times.',
    isEnabled: function() {
        return RESConsole.getModulePrefs(this.moduleID);
    },
    include: Array(/https?:\/\/([a-z]+).reddit.com\/[\?]*/i),
    isMatchURL: function() {
        return RESUtils.isMatchURL(this.moduleID);
    },
    go: function() {
        if ((this.isEnabled()) && (this.isMatchURL())) {
            if ((RESUtils.getOptions('styleTweaks').lightSwitch.value === true) && ((document.querySelector('#lightSwitchToggle')))) {
                var delayInterval = +((this.options.checkInterval.value) * 60000),
                    ignoredSubredditsValue = false;
                if (modules['nightTimer'].options.autoDisableStyles.value === true) {
                    var thisSubreddit = window.location.href.split('/')[4],
                        ignoredSubreddits = modules['styleTweaks'].ignoredSubReddits;
                    for (var i in ignoredSubreddits) {
                        if (ignoredSubreddits[i] === thisSubreddit) {
                            ignoredSubredditsValue = true;
                            break;
                        }
                    }
                }
                this.setMode(ignoredSubredditsValue);
                window.setInterval(function() {
                    modules['nightTimer'].setMode(ignoredSubredditsValue)
                }, delayInterval);
            }
        }
    },
    setMode: function(ignoredSubredditsValue) {
        var theStyle, theSwitch = document.querySelector('#lightSwitchToggle');
        if (document.querySelector('input[name*="subRedditStyleCheckbox"]')) {
            theStyle = document.querySelector('input[name*="subRedditStyleCheckbox"]')
        }
        else {
            theStyle = false;
        }
        if ((modules['nightTimer'].checkTime()) && (!theSwitch.className.match(/enabled/))) {
            RESUtils.click(modules['styleTweaks'].lightSwitch);
            if (modules['nightTimer'].options.autoDisableStyles.value === true && theStyle) {
                if (theStyle.checked === true) theStyle.click();
            }
        }
        else if ((!modules['nightTimer'].checkTime()) && (theSwitch.className.match(/enabled/))) {
            RESUtils.click(modules['styleTweaks'].lightSwitch);
            if (modules['nightTimer'].options.autoDisableStyles.value === true && ignoredSubredditsValue === false) {
            if(theStyle) theStyle.click();
        }
        }
    },
    checkTime: function() {
        var nowMins = new Date().getMinutes(),
            nowHrs = new Date().getHours();
        var start = this.options.startTime.value.split(':'),
            end = this.options.endTime.value.split(':');
        for (var i = 0; i < start.length; i += 1) {
            start[i] = +start[i];
            end[i] = +end[i];
        }
        if ((((start[0] < end[0]) && (nowHrs >= start[0] && nowHrs <= end[0]))
        || ((start[0] > end[0]) && (nowHrs <= start[0] || nowHrs >= end[0])))
        && ((nowHrs === start[0] && nowMins >= start[1]) || (nowHrs === end[0] && nowMins <= end[1]) || (nowHrs > start[0] && nowHrs < end[0]))
        || ((start[0] === end[0]) && ((nowMins >= start[1]) && (nowMins <= end[1])))) {
            return true;
        }
        else {
            return false;
        }
    }
};