mirror of https://github.com/mue/mue.git
331 lines
12 KiB
JavaScript
331 lines
12 KiB
JavaScript
/*
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__ __
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| \ / |_ _ ___
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| |\/| | | | |/ _ \
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| | | | |_| | __/
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-------------------
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Copyright 2018 Dave R (ohlookitsderpy)
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Licensed under MIT
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Special thanks to contributors! <3
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GitHub: https://github.com/ohlookitsderpy/Mue
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*/
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// start a separate function for each of the things that we need to do
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// function construction is part of making the code clearer...
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// ...i.e., easier to read and to debug
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// the clearer the code, the easier it would be:
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// 1. for the author to return to its development later,
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// 2. for coders unfamiliar with it to understand it...
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// 2.1. ...and help improve it,
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// the clearer the code, the better it is perceived...
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// ...which encourages others in open-source environment...
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// ...to maintain, improve and copy it
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// further reading:
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// https://eloquentjavascript.net/05_higher_order.html
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function setDaytimeMessage () {
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if (window.browser.language === 'it' || window.browser.language === 'it-ch') itaMessageSet(); //Italian
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if (window.browser.language === 'de') nlMessageSet(); //Dutch
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if (window.browser.language === 'fr') frMessageSet(); //French
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else engMessageSet(); //English
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};
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function setRandomBackground () {
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let backgroundClasses = [
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'mountain',
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'sunrise',
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'butterfly',
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'leaves',
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'river',
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'sea',
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'space',
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'ice',
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'waterfall',
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'river',
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'sunset',
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'desert',
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'canyon',
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'rose',
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'forest',
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'cherry',
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'clouds',
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'autumn',
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'winter',
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'flowers',
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'sunrise',
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'rocks',
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'trees',
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'mountains',
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'beach'
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],
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currentBackgroundClass = pickFromArray(backgroundClasses);
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// adds a class from backgroundClasses to <body>
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// using classes to define element attributes is often safer...
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// ...than setting the attributes straight to element's `style`
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document.body.classList.add(currentBackgroundClass);
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};
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function setRandomQuote () {
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// each quote is an object within the array
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// `text` and `author` go into different elements...
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// ...each of which has its own styling
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// also, semantic separation is important for clarity of code
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// big-enough objects — such as each of the quotes — may be...
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// ...separated by a new line each for clarity
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let quotes = [
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{ eng: 'Time goes on. So whatever you’re going to do, do it. Do it now. Don’t wait.',
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ita: 'Il tempo passa. Quindi qualunque cosa che farai, falla. Falla ora. Non aspettare',
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author: 'Robert De Niro' },
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{ eng: 'All our dreams can come true, if we have the courage to pursue them.',
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ita: 'Tutti i nostri sogni possono diventare reali, se abbiamo il coraggio di seguirli.',
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author: 'Walt Disney' },
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{ eng: 'It does not matter how slowly you go as long as you do not stop.',
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ita: 'Non importa quanto lentamente vai fino a quando non ti fermi',
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author: 'Confucius'},
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{ eng: 'Believe in yourself. You are braver than you think, more talented than you know, and capable of more than you imagine.',
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ita: 'Credi in te stesso. Sei più coraggioso di quanto pensi, più talentuoso di quanto credi, e capace più di quanto puoi immaginare.',
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author: 'Roy T. Bennett'},
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{ eng: 'If you believe it will work out, you’ll see opportunities. If you believe it won’t, you will see obstacles',
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ita: 'Se ci credi funzionerà, vedrai delle opportunità. Se non ci credi, vedrai solamente ostacoli',
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author: 'Wayne Dyer'},
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{ eng: 'Everything you’ve ever wanted is on the other side of fear.',
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ita: 'Tutti i tuoi desideri sono opposti alla paura',
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author: 'George Addair'},
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{ eng: 'Success is not final, failure is not fatal: it is the courage to continue that counts.',
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ita: 'Il successo non è la fine, il fallimento non è fatale: è il coraggio per continuare quello che conta.',
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author: 'Winston Churchill'},
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{ eng: 'There is only one thing that makes a dream impossible to achieve: the fear of failure.',
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ita: "C'è solo una cosa che fa i sogni impossibili: la paura di fallire",
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author: 'Paulo Coelho'},
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{ eng: 'Your true success in life begins only when you make the commitment to become excellent at what you do.',
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ita: 'Il vero successo nella tua vita inizia solo quando fai il sacrificio per diventare eccellente a quello che ami.',
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author: 'Brian Tracy'},
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{ eng: 'Believe in yourself, take on your challenges, dig deep within yourself to conquer fears. Never let anyone bring you down. You got to keep going.',
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ita: "Credi in te stesso, sfida i tuoi problemi, scava nel profondo del tuo io per sconfiggere le tue paure. Mai arrendersi per qualcun'altro. Tu devi continuare.",
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author: 'Chantal Sutherland'},
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{ eng: 'Too many of us are not living our dreams because we are living our fears.',
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ita: "Troppe persone non vivono i loro sogni per vivere nelle loro paure",
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author: 'Les Brown'},
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{ eng: 'Hard times don’t create heroes. It is during the hard times when the ‘hero’ within us is revealed.',
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ita: "Tempi difficili non fanno eroi. È durante i tempi duri che \"l'eroe\" in noi viene rivelato.",
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author: 'Bob Riley'},
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{ eng: 'If you can tune into your purpose and really align with it, setting goals so that your vision is an expression of that purpose, then life flows much more easily.',
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ita: "Se puoi sintonizzare sul tuo senso e allinearti a quest'ultimo, impostando i tuoi obiettivi in modo che la tua visione sia un'espressione di quel senso, La tua vita scorre molto più facilmente",
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author: 'Jack Canfield'},
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{ eng: 'Whatever the mind can conceive and believe, it can achieve.',
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ita: "Qualunque cosa la mente può immaginare e crederese, si può realizzare",
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author: 'Napoleon Hill'},
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{ eng: 'Don’t wish it were easier. Wish you were better.',
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ita: "Non desiderare che fosse stato più facile. Desidera che tu fossi stato migliore.",
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author: 'Jim Rohn'},
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{ eng: 'A champion is defined not by their wins but by how they can recover when they fall.',
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ita: "Un campione si definisce non dalle sue vittorie ma da come recuperano quando cadono",
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author: 'Serena Williams'},
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{ eng: 'Motivation comes from working on things we care about.',
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ita: "La motivazione viene dal lavorare so cose che amiamo",
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author: 'Sheryl Sandberg'},
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{ eng: 'With the right kind of coaching and determination you can accomplish anything.',
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ita: "Con il giusto tipo di allenamento e determinazione puoi fare tutto",
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author: 'Reese Witherspoon'},
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{ eng: 'Some people look for a beautiful place. Others make a place beautiful.',
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ita: "Alcune persone cercano un posto indimenticabile. Altre lo transformano in un posto mozzafiato.",
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author: 'Hazrat Inayat Khan'},
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{ eng: 'Life is like riding a bicycle. To keep your balance, you must keep moving.',
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ita: "La vita è come andare in bicicletta. Per tenerti in equilibrio, devi continuare a muoverti",
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author: 'Albert Einstein'}
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],
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quote = pickFromArray(quotes);
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if (browserlang === 'it' || browserlang === 'it-ch') setHTMLContent('blockquote', quote.ita);
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else setHTMLContent('blockquote', quote.eng);
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setHTMLContent('cite', quote.author);
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// little treats of visual alignment, for code beauty's sake
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};
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function setTime () {
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// we need to save Date() here because we use...
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// ...the same moment of time down the line
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let date = new Date(),
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// instead of performing separate operations for formatting...
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// we store the time unit values already formatted
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time = [
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formatTimeUnit(date.getHours()),
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formatTimeUnit(date.getMinutes()),
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formatTimeUnit(date.getSeconds())
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];
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// joins all of the array elements into a string...
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// ...using the ':' separator
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// i.e. [16, 32, 03] -> "16:32:03"
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setHTMLContent('time', time.join(':'));
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};
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function init () {
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// initialize everything
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// init() gets executed only when the page is fully loaded...
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// ...which is good practice when dealing with page elements
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// init() serves as a container for all the functions that we require...
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// ...to work at the start of the page
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setDaytimeMessage();
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setRandomBackground();
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setRandomQuote();
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setTime();
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// set interval to update time every second
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// if you don't use milliseconds, updating more often...
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// is wasting CPU resources
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let timeInterval = setInterval(setTime, 1000);
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// ideally, one would want to update only the time unit changed...
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// ...i.e., only seconds if 16:02:32 became 16:02:33
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// this would use even less resources for the same result...
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// ...which is always the goal
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};
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// initialize on page load through a listener...
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// ...which tracks a particular event and executes...
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// ...the set function when the event happens
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// 'DOMContentLoaded' is the event of 'all HTML has loaded'
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// it allows to safely search for and modify HTML nodes
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// if a node is searched for while the page hasn't loaded yet...
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// ...you will not get the same result and may encounter an error...
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// ...which will halt your code execution
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document.addEventListener('DOMContentLoaded', init);
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// UTILITY FUNCTIONS
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// since JavaScript defines variables lazily [1], one can...
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// ...semantically separate current and utility functions [2]
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// here, utility functions are put to the bottom so they don't pollute...
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// ...the workflow — i.e., the part of the code that does most of the work
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// [1] lazily means it may already use variables and functions...
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// ...defined later in the code
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// [2] utility functions are those that help write better code...
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// ...either by making it more concise, more expressive or both
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// formatTimeUnit() is the kind of a pure utility functions
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// its purpose is to perform a single action on a single object
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// it makes the code look more concise while performing...
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// ...with the same effectiveness
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function formatTimeUnit (unit) { return unit < 10 ? '0' + unit : unit };
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// setHTMLContent is the kind of function is referred to as a 'wrapper'
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// its purpose is to make code look better aesthetically...
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// ...while performing the same function as...
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// ...its straightfoward-yet-ugly equivalent native function
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function setHTMLContent (selector, content) { return document.querySelector(selector) .innerHTML = content };
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function pickFromArray(array) { return array[Math.floor(Math.random() * (array.length - 1))] };
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// Disable right click
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document.oncontextmenu=RightMouseDown;
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function RightMouseDown() { return false; }
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//Language-Specific-Functions-----------------------------------------------------------------------------------
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//English
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function engMessageSet() {
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let currentHour = new Date().getHours(),
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getDaytime = () => {
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if (currentHour < 12) return 'morning'; // if it's morning
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else if (currentHour >= 18) return 'evening'; // if it's evening
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else return 'afternoon'; // else, which happens to be afternoon
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};
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setHTMLContent(".greeting", `Good ${getDaytime()}`);
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}
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//Italian
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function itaMessageSet() {
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let currentHour = new Date().getHours(),
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getDaytime = () => {
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if (currentHour < 18) return 'giorno'; //In Italian there is just Buongiorno or Buonasera
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else return 'asera'; //used 'asera' instead of 'sera' for avoiding creating a special case for it
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};
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setHTMLContent(".greeting", `Buon${getDaytime()}`);
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}
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// Dutch
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function nlMessageSet() {
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let hour = new Date().getHours(); // Get the current hour
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let time = 'Goedemiddag'; // Set the default time string to "Good evening"
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if (hour < 12) time = 'Goedemorgen'; // If it's before 12am, set the time string to "Good morning"
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else if (hour > 18) time = 'Goedenavond'; // If it's after 6pm, set the time string to "Good afternoon"
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else time = 'Goedemiddag'; // If It's unknown, set the time stirng to "Good evening"
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setHTMLContent('.greeting', time); // Write the string contents to the HTML
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}
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// French
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function frMessageSet() {
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let hour = new Date().getHours(); // Get the current hour
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let time = 'Goedemiddag'; // Set the default time string to "Good evening"
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if (hour < 12) time = 'Bonjour'; // If it's before 12am, set the time string to "Good morning"
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else if (hour > 18) time = 'Bonne après-midi'; // If it's after 6pm, set the time string to "Good afternoon"
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else time = 'Bonsoir'; // If It's unknown, set the time stirng to "Good evening"
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setHTMLContent('.greeting', time); // Write the string contents to the HTML
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}
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