codeup-web-exercises/promises-song.html at main · Evan-C-Mead/codeup-web-exercises · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Promises Song</title>
</head>
<body>

<h1>A Song of Promises</h1>

<h3 id="song"></h3>

<button id="sing-btn">Sing</button>

<script>

    "use strict";

    const song = document.getElementById('song');


    // A Song from Callback Hell...


    // function singLyrics(lyrics, pitch, callback) {
    //     var lyric = new SpeechSynthesisUtterance(lyrics);
    //     lyric.pitch = pitch;
    //     lyric.rate = .7;
    //     speechSynthesis.speak(lyric);
    //     song.append(lyrics);
    //     setTimeout(callback, 1500);
    // }


    // const sing = () => {
    //     song.innerHTML = '';
    //     singLyrics('All a-', .5, function() {
    //         singLyrics('round the', 1, function() {
    //             singLyrics(' mulberry', 1.5, function() {
    //                 singLyrics(' bush', 1, function() {
    //                     singLyrics(' the monkey', .5, function() {
    //                         singLyrics(' chased', 1, function() {
    //                             singLyrics(' the wea-', 1.5, function() {
    //                                 singLyrics(' sel', 1, function() {
    //                                     return false;
    //                                 });
    //                             });
    //                         });
    //                     });
    //                 });
    //             });
    //         });
    //     });
    // };


    // A Simpler Song to Read (I promise)... but still sung terribly...

    // function singLyrics(lyrics, pitch) {
    //     return new Promise((res) => {
    //         var lyric = new SpeechSynthesisUtterance(lyrics);
    //         lyric.pitch = pitch;
    //         lyric.rate = .7;
    //         speechSynthesis.speak(lyric);
    //         song.append(lyrics);
    //         setTimeout(res, 1500);
    //     });
    // }
    //
    // const singPromises = () => {
    //     song.innerHTML = '';
    //     return singLyrics('All a-', .5)
    //         .then(() => singLyrics('round the', 1))
    //         .then(() => singLyrics(' mulberry', 1.5))
    //         .then(() => singLyrics(' bush', 1))
    //         .then(() => singLyrics(' the monkey', .5))
    //         .then(() => singLyrics(' chased', 1))
    //         .then(() => singLyrics(' the wea-', 1.5))
    //         .then(() => singLyrics(' sel', 1));
    // };
    //
    // document.getElementById('sing-btn').addEventListener('click', singPromises);

</script>

</body>
</html>