Initial Commit

TODO: Keyboard Navigation

.jshintrc

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+{
+    "esversion": 6
+}

README.md

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+### Retrowave Player
+
+A Minimalist Retrowave music player for the web (frontend only).
+
+> This was a challenge to write a minimalist music player using Howler.js in 2 hours limitation was to use only vanilla JS.
+
+Uses: https://retrowave.ru/

hg.css

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+#app,
+body,
+html {
+    height: 100%;
+}
+
+html,
+body {
+    height: 100%;
+    width: 100%;
+    padding: 0;
+    margin: 0;
+    background: #FAFAFA;
+    font-family: 'Helvetica Neue', arial, sans-serif;
+    font-weight: 400;
+    color: #444;
+    -webkit-font-smoothing: antialiased;
+    -moz-osx-font-smoothing: grayscale;
+}
+
+body {
+    background: #f5b7f0;
+}
+
+#app {
+    height: 100%;
+}
+
+* {
+    box-sizing: border-box;
+    margin: 0;
+    padding: 0;
+}
+
+.music-player {
+    width: 350px;
+    height: 500px;
+    position: absolute;
+    top: 50%;
+    left: 50%;
+    margin: -250px 0 0 -175px;
+    overflow: hidden;
+    border-radius: 10px;
+    box-shadow: 3px 3px 20px rgba(0, 0, 0, 0.5);
+    text-align: center;
+}
+
+.music-player .color-overlay {
+    /* Rectangle 11: */
+    background: rgba(84, 104, 110, 0.4);
+    width: 350px;
+    height: 500px;
+    position: absolute;
+    z-index: 10;
+    top: 0;
+    left: 0;
+    transition: background 0.3s cubic-bezier(0.33, 0.66, 0.66, 1);
+}
+
+.music-player .gradient-overlay {
+    /* bg-gradient: */
+    background-image: -webkit-linear-gradient(rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.6) 21%);
+    background-image: -moz-linear-gradient(rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.6) 21%);
+    background-image: -o-linear-gradient(rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.6) 21%);
+    background-image: linear-gradient(rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.6) 21%);
+    width: 350px;
+    height: 500px;
+    position: absolute;
+    top: 350px;
+    left: 0;
+    z-index: 15;
+}
+
+.player-controls {
+    /* width: 100%;
+    position: absolute;
+    bottom: 100px;
+    left: 0;
+    margin: 0 auto;
+    padding: 0 50px;
+    color: #DCE3E7;
+    font-family: 'Droid Serif', serif;
+    font-style: 16px;
+    line-height: 24px;
+    z-index: 20;
+    opacity: 0;
+    transition: bottom 0.3s, opacity 0.3s cubic-bezier(0.33, 0.66, 0.66, 1); */
+}
+
+.music-player:hover .player-controls {
+    opacity: 1;
+    bottom: 120px;
+}
+
+.music-player:hover .color-overlay {
+    background: rgba(84, 104, 110, 0.8);
+}
+
+.title-content {
+    text-align: center;
+    margin: 130px 0 0 0;
+    position: absolute;
+    z-index: 20;
+    width: 100%;
+    top: 0;
+    left: 0;
+}
+
+h3 {
+    font-size: 24px;
+    font-weight: 500;
+    letter-spacing: 2px;
+    color: #9CC9E3;
+    font-family: 'Roboto', sans-serif;
+    margin-bottom: 0;
+    background: rgb(0 0 0 / 55%);
+    padding: 10px;
+}
+
+hr {
+    width: 50px;
+    height: 3px;
+    margin: 20px auto;
+    border: 0;
+    background: #D0BB57;
+}
+
+.intro {
+    width: 170px;
+    margin: 0 auto;
+    color: #DCE3E7;
+    font-family: 'Droid Serif', serif;
+    font-size: 13px;
+    font-style: italic;
+    line-height: 18px;
+}
+
+#info {
+    bottom: 0px;
+    position: absolute;
+    right: 8px;
+    z-index: 999;
+    color: #ffffff;
+    margin-bottom: 5px;
+    cursor: pointer;
+}
+
+#history {
+    bottom: 0px;
+    position: absolute;
+    left: 8px;
+    z-index: 999;
+    color: #ffffff;
+    margin-bottom: 5px;
+    cursor: pointer;
+}
+
+dialog {
+    text-align: center;
+    padding: 50px;
+    z-index: 999;
+    border: 1px solid #000000;
+    margin-left: 15px;
+    width: 50%;
+    background: #000000;
+    color: #ffffff;
+}
+
+dialog button {
+    background: #ffffff;
+    border: none;
+    padding: 3px;
+}
+
+dialog::backdrop {
+    background: repeating-linear-gradient(45deg,
+            rgba(0, 0, 0, 0.2),
+            rgba(0, 0, 0, 0.2) 1px,
+            rgba(0, 0, 0, 0.3) 1px,
+            rgba(0, 0, 0, 0.3) 20px);
+    backdrop-filter: blur(3px);
+}

index.html

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+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+    <meta charset="UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Retrowave Player</title>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/howler/2.2.3/howler.min.js"></script>
+    <link rel="stylesheet" href="hg.css">
+</head>
+
+<body>
+    <dialog id="dialog">
+        <p>Welcome to Retrowave Player</p>
+        <form method="dialog">
+            <button id="initButton">OK</button>
+        </form>
+    </dialog>
+    <div id="app">
+        <div class="music-player"
+            style="background-image: url(&quot;http://retrowave.ru/artwork/ffd65c85c036971075677e76e6b250eef4c6ef2e.jpg&quot;); background-position: 50% 50%; background-repeat: no-repeat;">
+            <div class="title-content">
+                <div class="intro">Now Playing</div>
+                <hr>
+                <h3 id="track-name">Retrowave Player</h3>
+            </div>
+            <div class="gradient-overlay"></div>
+            <div class="color-overlay"></div>
+            <div id="history">history</div>
+            <div id="info">info</div>
+        </div>
+    </div>
+    <script src="player.js"></script>
+</body>
+
+</html>

player.js

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+(function () {
+    openDialog();
+    let isPlaying = false;
+    let currentTracks = [];
+    let cursor = 0;
+    let howerInstance;
+    const retroWaveRu = "https://retrowave.ru";
+    getMusic();
+
+    let titleEl = document.getElementById("track-name");
+    let coverArtEl = document.getElementsByClassName("music-player")[0];
+
+    coverArtEl.addEventListener("click", () => {
+        if (howerInstance) {
+            isPlaying = !isPlaying;
+
+            if (isPlaying) {
+                howerInstance.play();
+            } else {
+                howerInstance.pause();
+            }
+        }
+    });
+
+    document.getElementById("initButton").addEventListener("click", () => {
+        playMusic();
+    });
+
+    document.getElementById("history").addEventListener("click", () => {
+        downloadHistory();
+    });
+
+    document.addEventListener("keyup", (event) => {
+        const { key } = event;
+        switch (key) {
+            case "Space":
+                break;
+            case "ArrowLeft":
+                break;
+            case "ArrowRight":
+                break;
+        }
+    });
+
+    let touchstartX = 0;
+    let touchendX = 0;
+    const musixPlayerEl = document.getElementsByClassName("music-player")[0];
+    if (musixPlayerEl) {
+        musixPlayerEl.addEventListener("touchstart", (e) => {
+            touchstartX = e.changedTouches[0].screenX;
+        });
+
+        musixPlayerEl.addEventListener("touchend", (e) => {
+            touchendX = e.changedTouches[0].screenX;
+            checkDirection();
+        });
+    }
+
+    function checkDirection() {
+        if (touchendX < touchstartX) {
+            // Swipe Left
+        }
+        if (touchendX > touchstartX) {
+            // Swipe Right
+        }
+    }
+
+    function openDialog() {
+        const dialog = document.getElementById("dialog");
+        dialog.showModal();
+    }
+
+    function getMusic() {
+        fetch(`https://retrowave.ru/api/v1/tracks?limit=5&cursor=${cursor}`)
+            .then((res) => res.json())
+            .then((res) => {
+                const {
+                    body: { tracks, cursor: currentCursor },
+                } = res;
+                cursor = currentCursor;
+                currentTracks = tracks;
+            });
+    }
+
+    function initPlayer() { }
+
+    function playMusic() {
+        const currentTrack = currentTracks[0];
+        const singleTrack = currentTrack.streamUrl;
+        const fullTrack = `${retroWaveRu}${singleTrack}`;
+        howerInstance = new Howl({
+            src: [fullTrack],
+            html5: true,
+            onend: function () {
+                currentTracks.shift();
+                if (currentTracks.length <= 3) {
+                    getMusic();
+                }
+                playMusic();
+            },
+        });
+        isPlaying = true;
+
+        updateInfo(currentTrack);
+
+        addToHistory(currentTrack);
+        howerInstance.play();
+    }
+
+    function updateInfo(trackDetails) {
+        titleEl.innerText = trackDetails.title;
+        coverArtEl.style.backgroundImage = `url("${retroWaveRu}${trackDetails.artworkUrl}")`;
+    }
+
+    function getHistory() {
+        let localHistoryStore = localStorage.getItem("retrowave-history") || "[]";
+        let historyArray = JSON.parse(localHistoryStore);
+        console.log(historyArray);
+        return historyArray;
+    }
+
+    function addToHistory(trackDetails) {
+        let historyArray = getHistory();
+        historyArray.push(trackDetails);
+        localStorage.setItem("retrowave-history", JSON.stringify(historyArray));
+    }
+
+    function downloadHistory() {
+        const historyArray = getHistory();
+        let element = document.createElement("a");
+        element.setAttribute(
+            "href",
+            "data:application/json;charset=utf-8," +
+            encodeURIComponent(JSON.stringify(historyArray))
+        );
+        element.setAttribute("download", "history.json");
+
+        element.style.display = "none";
+        document.body.appendChild(element);
+
+        element.click();
+
+        document.body.removeChild(element);
+    }
+})();