commit 96bdccfe9f7844207ebd1be59ba469769158815f
Author: Vincent Guillet <vincent.guillet@outlook.com>
Date:   Sat Jul 12 11:17:34 2025 +0200

    first commit with existing project files

diff --git a/1-HTMLMediaElement V2/Playlist.js b/1-HTMLMediaElement V2/Playlist.js
new file mode 100644
index 0000000..b2c340f
--- /dev/null
+++ b/1-HTMLMediaElement V2/Playlist.js	
@@ -0,0 +1,50 @@
+export class Playlist {
+    constructor() {
+        this._tracks = [];
+    }
+
+    get tracks() {
+        return this._tracks;
+    }
+
+    addTrack(track) {
+        this._tracks.push(track);
+
+        const div = document.createElement('div');
+
+        div.classList.add('d-flex');
+        div.classList.add('align-items-center');
+        div.classList.add('justify-content-between');
+
+        const deleteBtn = document.createElement('button');
+        deleteBtn.innerHTML = `<i class="bi bi-trash"></i>`;
+        deleteBtn.classList.add("btn");
+        deleteBtn.classList.add("btn-danger");
+        deleteBtn.classList.add("col-md-1");
+        deleteBtn.style.marginRight = "10px";
+        deleteBtn.addEventListener('click', (e) => {
+            e.preventDefault();
+            this._tracks.splice(this._tracks.indexOf(track), 1);
+            div.remove();
+        });
+        div.appendChild(deleteBtn);
+        const li = document.createElement('li');
+        li.classList.add("card");
+        li.classList.add("shadow-sm");
+        li.classList.add("p-4");
+        li.classList.add("col-md-11");
+        li.textContent = track.name;
+        li.style.margin = "5px 0";
+
+        div.appendChild(li);
+
+        div.setAttribute('id', this._tracks.indexOf(track).toString());
+        div.setAttribute('draggable', 'true');
+
+        div.addEventListener('dragstart', (e) => {
+            e.dataTransfer.setData('text/plain', e.target.id);
+        });
+
+        return div;
+    }
+}
\ No newline at end of file
diff --git a/1-HTMLMediaElement V2/Track.js b/1-HTMLMediaElement V2/Track.js
new file mode 100644
index 0000000..d418089
--- /dev/null
+++ b/1-HTMLMediaElement V2/Track.js	
@@ -0,0 +1,22 @@
+export class Track {
+    constructor(name, url) {
+        this.name = name;
+        this.url = url;
+    }
+
+    get name() {
+        return this._name;
+    }
+
+    set name(value) {
+        this._name = value;
+    }
+
+    get url() {
+        return this._url;
+    }
+
+    set url(value) {
+        this._url = value;
+    }
+}
\ No newline at end of file
diff --git a/1-HTMLMediaElement V2/app.js b/1-HTMLMediaElement V2/app.js
new file mode 100644
index 0000000..cb6a19e
--- /dev/null
+++ b/1-HTMLMediaElement V2/app.js	
@@ -0,0 +1,102 @@
+import { Track } from './Track.js';
+import { Playlist } from './Playlist.js';
+
+const audio = document.getElementById('audioPlayer');
+
+const playBtn = document.getElementById('playBtn');
+const pauseBtn = document.getElementById('pauseBtn');
+const resetBtn = document.getElementById('resetBtn');
+
+const currentTimeSpan = document.getElementById('currentTime');
+const totalTimeSpan = document.getElementById('totalTime');
+
+const fileInput = document.getElementById('fileInput');
+const loadFileBtn = document.getElementById('loadFileBtn');
+
+const volume = document.getElementById('volume-slider');
+
+const mediaInfo = document.querySelector('.media-info');
+
+let timer = null;
+
+let fileName;
+let audioSrc;
+
+let playlistElement = document.getElementById('playlist');
+
+let playlist = new Playlist();
+
+/* Functions */
+
+function toReadableTime(seconds) {
+    return new Date(seconds * 1000).toISOString().substring(14, 19);
+}
+
+function updateTime() {
+    currentTimeSpan.textContent = toReadableTime(audio.currentTime);
+}
+
+fileInput.addEventListener('change', (event) => {
+    const file = event.target.files[0];
+    if (file) {
+        audioSrc = URL.createObjectURL(file);
+        fileName = file.name.split('.mp3')[0];
+    }
+});
+
+/* Events */
+
+loadFileBtn.addEventListener('click', () => {
+    const track = new Track(fileName, audioSrc);
+    playlistElement.appendChild(playlist.addTrack(track, playlistElement));
+});
+
+audio.addEventListener('loadedmetadata', () => {
+    totalTimeSpan.textContent = toReadableTime(audio.duration);
+});
+
+playBtn.addEventListener('click', () => {
+
+    audio.src = audioSrc;
+    audio.load();
+    mediaInfo.innerText = fileName;
+    updateTime();
+
+    audio.play();
+    if (!timer) {
+        timer = setInterval(updateTime, 500);
+    }
+    document.title = `Playing ${fileName}`;
+});
+
+pauseBtn.addEventListener('click', () => {
+    audio.pause();
+});
+
+if (audio.play()) {
+
+    resetBtn.addEventListener('click', () => {
+        audio.pause();
+        audio.currentTime = 0;
+        updateTime();
+    });
+}
+
+audio.addEventListener('ended', () => {
+    clearInterval(timer);
+    timer = null;
+});
+
+audio.addEventListener('pause', () => {
+    clearInterval(timer);
+    timer = null;
+});
+
+volume.addEventListener("input", function (e) {
+    audio.volume = e.currentTarget.value / 100;
+});
+
+volume.addEventListener("dblclick", function (e) {
+    audio.volume = 0.5;
+    e.currentTarget.value = 50;
+});
\ No newline at end of file
diff --git a/1-HTMLMediaElement V2/index.html b/1-HTMLMediaElement V2/index.html
new file mode 100644
index 0000000..2d15564
--- /dev/null
+++ b/1-HTMLMediaElement V2/index.html	
@@ -0,0 +1,55 @@
+<!DOCTYPE html>
+<html lang="fr">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <title>Lecteur Audio HTML5</title>
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
+    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.13.1/font/bootstrap-icons.min.css">
+    <script type="module" src="app.js" defer></script>
+</head>
+<body class="bg-light py-5">
+<div class="container">
+    <h1 class="mb-4 text-center">Lecteur Audio</h1>
+
+    <div class="card shadow-sm p-4">
+        <audio id="audioPlayer" src=""></audio>
+
+        <div class="d-flex justify-content-center align-items-center">
+            <h4 class="media-info">Aucun fichier chargé</h4>
+        </div>
+
+        <div class="d-flex justify-content-center gap-3 mb-3">
+            <button id="playBtn" class="btn btn-primary"><i class="bi bi-play-circle"></i></button>
+            <button id="pauseBtn" class="btn btn-warning"><i class="bi bi-pause-circle"></i></button>
+            <button id="resetBtn" class="btn btn-danger"><i class="bi bi-arrow-counterclockwise"></i></button>
+        </div>
+        <div class="d-flex justify-content-center align-items-center mb-3">
+            <input type="range" id="volume-slider">
+        </div>
+
+        <div class="text-center">
+            Temps écoulé : <span id="currentTime">00.00</span> / <span id="totalTime">00.00</span> sec
+        </div>
+    </div>
+
+    <hr>
+
+    <div class="card shadow-sm p-4">
+        <input type="file" id="fileInput" accept="audio/*" class="form-control mb-3">
+        <div class="d-flex justify-content-center">
+            <button id="loadFileBtn" class="btn btn-secondary">Ajouter à la playlist</button>
+        </div>
+    </div>
+
+    <hr>
+
+    <div class="card shadow-sm p-4">
+        <h4 class="mb-3">Playlist</h4>
+        <ul id="playlist">
+        </ul>
+    </div>
+
+</div>
+</body>
+</html>
diff --git a/1-HTMLMediaElement/app.js b/1-HTMLMediaElement/app.js
new file mode 100644
index 0000000..6bbee6d
--- /dev/null
+++ b/1-HTMLMediaElement/app.js
@@ -0,0 +1,88 @@
+const audio = document.getElementById('audioPlayer');
+
+const playBtn = document.getElementById('playBtn');
+const pauseBtn = document.getElementById('pauseBtn');
+const resetBtn = document.getElementById('resetBtn');
+
+const currentTimeSpan = document.getElementById('currentTime');
+const totalTimeSpan = document.getElementById('totalTime');
+
+const fileInput = document.getElementById('fileInput');
+const loadFileBtn = document.getElementById('loadFileBtn');
+
+const volume = document.getElementById('volume-slider');
+
+const mediaInfo = document.querySelector('.media-info');
+
+let timer = null;
+
+let fileName;
+let audioSrc;
+
+/* Functions */
+
+function toReadableTime(seconds) {
+    return new Date(seconds * 1000).toISOString().substring(14, 19);
+}
+
+function updateTime() {
+    currentTimeSpan.textContent = toReadableTime(audio.currentTime);
+}
+
+fileInput.addEventListener('change', (event) => {
+    const file = event.target.files[0];
+    if (file) {
+        audioSrc = URL.createObjectURL(file);
+        fileName = file.name.split('.mp3')[0];
+    }
+});
+
+/* Events */
+
+loadFileBtn.addEventListener('click', () => {
+    audio.src = audioSrc;
+    audio.load();
+    mediaInfo.innerText = fileName;
+    updateTime();
+});
+
+audio.addEventListener('loadedmetadata', () => {
+    totalTimeSpan.textContent = toReadableTime(audio.duration);
+});
+
+playBtn.addEventListener('click', () => {
+    audio.play();
+    if (!timer) {
+        timer = setInterval(updateTime, 500);
+    }
+    document.title = `Playing ${fileName}`;
+});
+
+pauseBtn.addEventListener('click', () => {
+    audio.pause();
+});
+
+resetBtn.addEventListener('click', () => {
+    audio.pause();
+    audio.currentTime = 0;
+    updateTime();
+});
+
+audio.addEventListener('ended', () => {
+    clearInterval(timer);
+    timer = null;
+});
+
+audio.addEventListener('pause', () => {
+    clearInterval(timer);
+    timer = null;
+});
+
+volume.addEventListener("input", function (e) {
+    audio.volume = e.currentTarget.value / 100;
+});
+
+volume.addEventListener("dblclick", function (e) {
+    audio.volume = 0.5;
+    e.currentTarget.value = 50;
+});
\ No newline at end of file
diff --git a/1-HTMLMediaElement/index.html b/1-HTMLMediaElement/index.html
new file mode 100644
index 0000000..e28c768
--- /dev/null
+++ b/1-HTMLMediaElement/index.html
@@ -0,0 +1,47 @@
+<!DOCTYPE html>
+<html lang="fr">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <title>Lecteur Audio HTML5</title>
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
+    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.13.1/font/bootstrap-icons.min.css">
+    <script src="app.js" defer></script>
+</head>
+<body class="bg-light py-5">
+<div class="container">
+    <h1 class="mb-4 text-center">Lecteur Audio</h1>
+
+    <div class="card shadow-sm p-4">
+        <audio id="audioPlayer" src=""></audio>
+
+        <div class="d-flex justify-content-center align-items-center">
+            <h4 class="media-info">Aucun fichier chargé</h4>
+        </div>
+
+        <div class="d-flex justify-content-center gap-3 mb-3">
+            <button id="playBtn" class="btn btn-primary"><i class="bi bi-play-circle"></i></button>
+            <button id="pauseBtn" class="btn btn-warning"><i class="bi bi-pause-circle"></i></button>
+            <button id="resetBtn" class="btn btn-danger"><i class="bi bi-arrow-counterclockwise"></i></button>
+        </div>
+        <div class="d-flex justify-content-center align-items-center mb-3">
+            <input type="range" id="volume-slider">
+        </div>
+
+        <div class="text-center">
+            Temps écoulé : <span id="currentTime">00.00</span> / <span id="totalTime">00.00</span> sec
+        </div>
+    </div>
+
+    <hr>
+
+    <div class="card shadow-sm p-4">
+        <input type="file" id="fileInput" accept="audio/*" class="form-control mb-3">
+        <div class="d-flex justify-content-center">
+            <button id="loadFileBtn" class="btn btn-secondary">Charger un fichier audio</button>
+        </div>
+    </div>
+
+</div>
+</body>
+</html>
diff --git a/4-Geolocation/app.js b/4-Geolocation/app.js
new file mode 100644
index 0000000..175e374
--- /dev/null
+++ b/4-Geolocation/app.js
@@ -0,0 +1,33 @@
+const options = {
+    enableHighAccuracy: true,
+    timeout: 5000,
+    maximumAge: 0,
+};
+
+function success(pos) {
+    localStorage.setItem('position',
+        JSON.stringify(pos.coords)
+    );
+}
+
+function error(err) {
+    console.warn(`ERROR(${err.code}): ${err.message}`);
+}
+
+navigator.geolocation.getCurrentPosition(success, error, options);
+
+const getCoordinates = () => {
+    const parsed = JSON.parse(localStorage.getItem('position'));
+    return {
+        latitude: parsed.latitude,
+        longitude: parsed.longitude,
+        accuracy: parsed.accuracy,
+        altitude: parsed.altitude,
+        altitudeAccuracy: parsed.altitudeAccuracy,
+        heading: parsed.heading,
+        speed: parsed.speed
+    };
+}
+
+console.log(`Latitude: ${getCoordinates().latitude}, Longitude: ${getCoordinates().longitude}
+Accuracy: ${getCoordinates().accuracy.toFixed()} meters`);
diff --git a/4-Geolocation/index.html b/4-Geolocation/index.html
new file mode 100644
index 0000000..c064aaf
--- /dev/null
+++ b/4-Geolocation/index.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <script src="app.js" defer></script>
+    <title>Document</title>
+</head>
+
+<body>
+
+</body>
+
+</html>
\ No newline at end of file