nice design

assets/css/custom.css

@@ -1,22 +1,79 @@
-
+/* General Body Styles */
 body {
-    background-color: #F0F8FF;
-    font-family: 'Poppins', sans-serif;
+    background-color: #f8f9fa; /* Light gray background */
+    font-family: 'Inter', sans-serif;
+    color: #343a40;
 }
 
-.hero {
-    background-image: url('https://picsum.photos/seed/wave/1200/400');
-    background-size: cover;
-    background-position: center;
-    color: white;
-    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
+/* Header */
+header h1 {
+    font-weight: 600;
 }
 
+/* Card Styles */
+.card {
+    border: none;
+    border-radius: 0.75rem; /* Softer rounded corners */
+}
+
+.card-title {
+    font-weight: 500;
+    color: #495057;
+}
+
+/* Waveform Canvas */
 #waveform {
-    display: block;
     width: 100%;
-    height: 200px;
-    background-color: #FFFFFF;
-    border-radius: 0.5rem;
-    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
+    height: 150px; /* Adjusted height */
 }
+
+.bg-light {
+    background-color: #e9ecef !important;
+}
+
+/* Buttons */
+.btn {
+    font-weight: 500;
+    transition: all 0.2s ease-in-out;
+}
+
+.btn:hover {
+    transform: translateY(-2px);
+    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
+}
+
+.btn-primary {
+    background-color: #0d6efd;
+    border-color: #0d6efd;
+}
+
+/* Recordings List */
+#recordingsList .list-group-item {
+    background-color: #fff;
+    border: 1px solid #dee2e6;
+    border-radius: 0.5rem;
+    margin-bottom: 0.75rem;
+    transition: background-color 0.2s ease;
+}
+
+#recordingsList .list-group-item:hover {
+    background-color: #f1f3f5;
+}
+
+#recordingsList .btn-play {
+    background-color: #198754; /* Green play button */
+    color: white;
+}
+
+#recordingsList .btn-play:hover {
+    background-color: #157347;
+}
+
+#recordingsList .recording-name {
+    font-weight: 500;
+}
+
+/* Footer */
+footer {
+    font-size: 0.9rem;
+}

assets/js/main.js

@@ -24,28 +24,32 @@ document.addEventListener('DOMContentLoaded', () => {
             console.log('Recordings found:', recordings);
             recordingsList.innerHTML = '';
             if (recordings.length > 0) {
-                const list = document.createElement('ul');
+                const list = document.createElement('div');
                 list.className = 'list-group';
                 recordings.forEach(recording => {
-                    const listItem = document.createElement('li');
-                    listItem.className = 'list-group-item d-flex justify-content-between align-items-center';
-                    
-                    // Extract just the filename
                     const fileName = recording.split('/').pop();
-                    listItem.innerText = fileName;
+                    const card = document.createElement('div');
+                    card.className = 'list-group-item list-group-item-action d-flex justify-content-between align-items-center';
+
+                    const nameSpan = document.createElement('span');
+                    nameSpan.className = 'recording-name';
+                    nameSpan.textContent = fileName;
 
-                    const audio = new Audio(recording);
                     const playBtn = document.createElement('button');
-                    playBtn.className = 'btn btn-primary btn-sm';
-                    playBtn.innerText = 'Play';
-                    playBtn.onclick = () => audio.play();
+                    playBtn.className = 'btn btn-play btn-sm rounded-pill';
+                    playBtn.innerHTML = '<i class="bi bi-play-fill"></i>';
+                    playBtn.onclick = () => {
+                        const audio = new Audio(recording);
+                        audio.play();
+                    };
 
-                    listItem.appendChild(playBtn);
-                    list.appendChild(listItem);
+                    card.appendChild(nameSpan);
+                    card.appendChild(playBtn);
+                    list.appendChild(card);
                 });
                 recordingsList.appendChild(list);
             } else {
-                recordingsList.innerHTML = '<p class="text-center">No recordings yet.</p>';
+                recordingsList.innerHTML = '<div class="text-center text-muted p-4"><p>No recordings yet.</p><small>Your saved recordings will appear here.</small></div>';
             }
         } catch (error) {
             console.error('Failed to load recordings:', error);
@@ -76,10 +80,10 @@ document.addEventListener('DOMContentLoaded', () => {
             const draw = () => {
                 animationFrameId = requestAnimationFrame(draw);
                 analyser.getByteTimeDomainData(dataArray);
-                canvasCtx.fillStyle = '#F0F8FF';
+                canvasCtx.fillStyle = '#e9ecef'; // Match the light background
                 canvasCtx.fillRect(0, 0, waveformCanvas.width, waveformCanvas.height);
                 canvasCtx.lineWidth = 2;
-                canvasCtx.strokeStyle = '#1E90FF';
+                canvasCtx.strokeStyle = '#0d6efd'; // Primary button color
                 canvasCtx.beginPath();
                 const sliceWidth = waveformCanvas.width * 1.0 / bufferLength;
                 let x = 0;
@@ -109,7 +113,6 @@ document.addEventListener('DOMContentLoaded', () => {
             
             mediaRecorder.onstop = () => {
                 console.log('MediaRecorder stopped and onstop event fired.');
-                // Stop all tracks on the stream to release the microphone
                 if (streamReference) {
                     streamReference.getTracks().forEach(track => track.stop());
                     console.log('Microphone stream tracks stopped.');
@@ -176,7 +179,6 @@ document.addEventListener('DOMContentLoaded', () => {
                 saveRecordBtn.style.display = 'none';
                 loadRecordings();
             } else {
-                // Use the error from the JSON if available, otherwise a generic message
                 const errorMessage = data.error || 'An unknown error occurred.';
                 alert('Error saving recording: ' + errorMessage);
                 console.error('Server-side save error:', errorMessage);
@@ -189,4 +191,4 @@ document.addEventListener('DOMContentLoaded', () => {
     });
 
     loadRecordings();
-});
+});

index.php

@@ -7,67 +7,61 @@
     <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
     <link rel="preconnect" href="https://fonts.googleapis.com">
     <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
-    <link href="https://fonts.googleapis.com/css2?family=Poppins:wght@400;600&display=swap" rel="stylesheet">
-    <link href="assets/css/custom.css" rel="stylesheet">
+    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap" rel="stylesheet">
+    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.10.5/font/bootstrap-icons.css">
+    <link href="assets/css/custom.css?v=<?php echo time(); ?>" rel="stylesheet">
 </head>
 <body>
 
-    <header class="p-3 bg-dark text-white text-center">
-        <h1>Audio Recorder & Visualizer</h1>
+    <header class="p-3 mb-4 text-center">
+        <h1 class="display-5">Audio Recorder</h1>
+        <p class="lead text-muted">Record, visualize, and save your audio with ease.</p>
     </header>
 
-    <div class="container my-5">
-        <div class="hero p-5 text-center bg-image" style="background-image: url('https://picsum.photos/seed/wave/1200/400'); border-radius: 0.5rem;">
-            <div class="mask" style="background-color: rgba(0, 0, 0, 0.6);">
-                <div class="d-flex justify-content-center align-items-center h-100">
-                    <div class="text-white">
-                        <h1 class="mb-3">Record and Visualize Your Audio</h1>
-                        <p class="mb-3">Click the button below to start recording your microphone and see the audio visualized in real-time.</p>
-                        <button id="startRecordBtn" class="btn btn-primary btn-lg">Start Recording</button>
-                        <button id="stopRecordBtn" class="btn btn-danger btn-lg" disabled>Stop Recording</button>
-                        <button id="saveRecordBtn" class="btn btn-success btn-lg" style="display: none;">Save Recording</button>
+    <div class="container-fluid px-4">
+        <div class="row g-4">
+            <!-- Left Column: Recorder -->
+            <div class="col-lg-7">
+                <div class="card shadow-sm h-100">
+                    <div class="card-body d-flex flex-column">
+                        <h5 class="card-title mb-3">Recorder</h5>
+                        <div class="flex-grow-1 d-flex align-items-center justify-content-center bg-light rounded p-3">
+                            <canvas id="waveform"></canvas>
+                        </div>
+                        <div class="d-flex justify-content-center align-items-center mt-4">
+                            <button id="startRecordBtn" class="btn btn-primary btn-lg rounded-pill px-4 me-3">
+                                <i class="bi bi-mic-fill me-2"></i>Start Recording
+                            </button>
+                            <button id="stopRecordBtn" class="btn btn-danger btn-lg rounded-pill px-4" disabled>
+                                <i class="bi bi-stop-fill me-2"></i>Stop
+                            </button>
+                            <button id="saveRecordBtn" class="btn btn-success btn-lg rounded-pill px-4" style="display: none;">
+                                <i class="bi bi-save-fill me-2"></i>Save Recording
+                            </button>
+                        </div>
                     </div>
                 </div>
             </div>
-        </div>
 
-        <div class="row mt-5">
-            <div class="col-md-8 offset-md-2">
-                <div class="card">
+            <!-- Right Column: Library -->
+            <div class="col-lg-5">
+                <div class="card shadow-sm h-100">
                     <div class="card-body">
-                        <h5 class="card-title text-center">Live Audio Waveform</h5>
-                        <canvas id="waveform"></canvas>
+                        <h5 class="card-title mb-3">Library</h5>
+                        <div id="recordingsList" class="overflow-auto" style="max-height: 400px;">
+                            <!-- Recordings will be loaded here -->
+                        </div>
                     </div>
                 </div>
             </div>
         </div>
-
-        <div class="row mt-5">
-            <div class="col-md-8 offset-md-2">
-                <div class="card">
-                    <div class="card-body">
-                        <h5 class="card-title text-center">Saved Recordings</h5>
-                        <div id="recordingsList"></div>
-                    </div>
-                </div>
-            </div>
-        </div>
-
-        <div class="row mt-5 text-center">
-            <div class="col-md-6">
-                <img src="https://picsum.photos/seed/record/600/400" class="img-fluid rounded" alt="A modern microphone in a recording studio.">
-            </div>
-            <div class="col-md-6">
-                <img src="https://picsum.photos/seed/gallery/600/400" class="img-fluid rounded" alt="A collection of audio waveforms.">
-            </div>
-        </div>
     </div>
 
-    <footer class="p-3 bg-dark text-white text-center mt-5">
-        <p>&copy; 2025 Audio Recorder & Visualizer</p>
+    <footer class="text-center text-muted mt-5 pb-3">
+        <p>&copy; 2025 Audio Recorder. All Rights Reserved.</p>
     </footer>
 
     <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
-    <script src="assets/js/main.js"></script>
+    <script src="assets/js/main.js?v=<?php echo time(); ?>"></script>
 </body>
-</html>
+</html>

save_audio.php

@@ -6,35 +6,71 @@ $response = [];
 // The directory where recordings will be stored.
 $uploadDir = 'uploads/';
 
-// Ensure the upload directory exists and is writable.
+// Check if the upload directory exists and is writable.
 if (!is_dir($uploadDir)) {
+    // Try to create it if it doesn't exist.
     if (!mkdir($uploadDir, 0775, true)) {
-        $response = ['success' => false, 'message' => 'Failed to create upload directory.'];
+        $response = ['success' => false, 'error' => 'Server error: Cannot create upload directory.'];
         echo json_encode($response);
         exit;
     }
 }
 
-// Get the raw POST data.
-$audioData = file_get_contents('php://input');
+if (!is_writable($uploadDir)) {
+    $response = ['success' => false, 'error' => 'Server error: The uploads directory is not writable. Please check file permissions.'];
+    echo json_encode($response);
+    exit;
+}
 
-if ($audioData) {
-    // Generate a unique filename.
+// Check if a file was uploaded and there are no errors.
+if (isset($_FILES['audio_data']) && $_FILES['audio_data']['error'] == UPLOAD_ERR_OK) {
+    
+    // Get the temporary file path of the uploaded file.
+    $tmpName = $_FILES['audio_data']['tmp_name'];
+
+    // Generate a unique filename to prevent overwriting existing files.
     $fileName = 'recording_' . date('Y-m-d_H-i-s') . '_' . uniqid() . '.wav';
     $filePath = $uploadDir . $fileName;
 
-    // Save the file.
-    if (file_put_contents($filePath, $audioData)) {
+    // Move the uploaded file from the temporary directory to the final destination.
+    if (move_uploaded_file($tmpName, $filePath)) {
         $response['success'] = true;
         $response['message'] = 'Audio saved successfully.';
         $response['file_path'] = $filePath;
     } else {
         $response['success'] = false;
-        $response['message'] = 'Error saving audio file. Check directory permissions.';
+        $response['error'] = 'Error saving audio file after upload. Check directory permissions.';
     }
 } else {
+    // Handle potential upload errors.
+    $error_message = 'No audio data received or an upload error occurred.';
+    if (isset($_FILES['audio_data']['error'])) {
+        switch ($_FILES['audio_data']['error']) {
+            case UPLOAD_ERR_INI_SIZE:
+                $error_message = 'The uploaded file exceeds the upload_max_filesize directive in php.ini.';
+                break;
+            case UPLOAD_ERR_FORM_SIZE:
+                $error_message = 'The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form.';
+                break;
+            case UPLOAD_ERR_PARTIAL:
+                $error_message = 'The uploaded file was only partially uploaded.';
+                break;
+            case UPLOAD_ERR_NO_FILE:
+                $error_message = 'No file was uploaded.';
+                break;
+            case UPLOAD_ERR_NO_TMP_DIR:
+                $error_message = 'Missing a temporary folder.';
+                break;
+            case UPLOAD_ERR_CANT_WRITE:
+                $error_message = 'Failed to write file to disk.';
+                break;
+            case UPLOAD_ERR_EXTENSION:
+                $error_message = 'A PHP extension stopped the file upload.';
+                break;
+        }
+    }
     $response['success'] = false;
-    $response['message'] = 'No audio data received.';
+    $response['error'] = $error_message;
 }
 
 echo json_encode($response);