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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Live Grammar and Vocabulary Test</title>
<style>
body {
background-color: black;
color: white;
font-family: 'Arial', sans-serif;
padding: 20px;
}
h1 {
text-align: center;
font-weight: bold;
margin-bottom: 40px;
}
h2, h3 {
margin-top: 20px;
margin-bottom: 10px;
}
.container {
max-width: 800px;
margin: 0 auto;
}
.recording-bar {
width: 0;
height: 5px;
background-color: #4caf50;
transition: width 0.5s;
}
#transcription-result, #grammar-feedback, #vocabulary-feedback {
background-color: white;
color: black;
padding: 15px;
border: 1px solid lightgray;
border-radius: 4px;
margin-bottom: 20px;
min-height: 50px;
}
.btn {
background-color: green;
color: white;
padding: 10px 20px;
border: none;
border-radius: 4px;
cursor: pointer;
margin-top: 10px;
transition: background-color 0.3s, transform 0.2s;
}
.btn:hover {
transform: scale(1.05);
background-color: darkgreen;
}
.form-select, input[type="text"] {
padding: 10px;
border: 1px solid lightgray;
border-radius: 4px;
margin-bottom: 20px;
width: 100%;
}
#recording-status {
margin-top: 10px;
font-weight: bold;
color: #4caf50;
}
.recording-container {
margin-top: 10px;
width: 100%;
height: 10px;
background-color: lightgray;
border-radius: 5px;
}
.feedback-section {
margin-top: 40px;
}
.feedback-section p {
margin: 5px 0;
}
</style>
</head>
<body>
<div class="container">
<h1>Live Grammar and Vocabulary Test</h1>
<div class="mb-3">
<label for="language-select" class="form-label">Select Language:</label>
<select id="language-select" class="form-select">
<option value="en">English</option>
<option value="es">Spanish</option>
<option value="fr">French</option>
<option value="de">German</option>
<option value="zh">Chinese</option>
<option value="ja">Japanese</option>
<option value="ko">Korean</option>
<option value="ar">Arabic</option>
</select>
</div>
<h2>Record Audio</h2>
<button id="start-recording" class="btn">Start Recording</button>
<button id="stop-recording" class="btn" disabled>Stop Recording</button>
<div id="recording-status"></div>
<div class="recording-container">
<div id="recording-bar" class="recording-bar"></div>
</div>
<div class="feedback-section">
<h3>Transcription Result:</h3>
<div id="transcription-result"></div>
</div>
<div class="feedback-section">
<h3>Grammar Feedback:</h3>
<div id="grammar-feedback"></div>
<p><strong>Grammar Score:</strong> <span id="grammar-score"></span>/10</p>
<h3>Vocabulary Feedback:</h3>
<div id="vocabulary-feedback"></div>
<p><strong>Vocabulary Score:</strong> <span id="vocabulary-score"></span>/10</p>
<button id="check-grammar" class="btn" disabled>Check Grammar and Vocabulary</button>
</div>
</div>
<script>
let mediaRecorder;
let audioChunks = [];
document.getElementById("start-recording").onclick = async () => {
const stream = await navigator.mediaDevices.getUserMedia({ audio: true });
mediaRecorder = new MediaRecorder(stream);
mediaRecorder.start();
document.getElementById("recording-status").textContent = "Recording...";
document.getElementById("start-recording").disabled = true;
document.getElementById("stop-recording").disabled = false;
document.getElementById("recording-bar").style.width = '0%';
let recordingInterval = setInterval(() => {
const currentWidth = parseFloat(document.getElementById("recording-bar").style.width);
const newWidth = Math.min(currentWidth + 5, 100);
document.getElementById("recording-bar").style.width = newWidth + '%';
if (newWidth >= 100) {
clearInterval(recordingInterval);
}
}, 1000);
mediaRecorder.ondataavailable = (event) => {
audioChunks.push(event.data);
};
mediaRecorder.onstop = async () => {
clearInterval(recordingInterval);
document.getElementById("recording-bar").style.width = '0%';
const audioBlob = new Blob(audioChunks, { type: 'audio/wav' });
const formData = new FormData();
formData.append('audio_data', audioBlob, 'audio.wav');
const selectedLanguage = document.getElementById("language-select").value;
formData.append('language', selectedLanguage);
const response = await fetch('/transcribe', {
method: 'POST',
body: formData
});
const result = await response.json();
document.getElementById("transcription-result").textContent = result.transcription;
document.getElementById("check-grammar").disabled = false;
audioChunks = [];
document.getElementById("recording-status").textContent = "Recording stopped.";
document.getElementById("start-recording").disabled = false;
document.getElementById("stop-recording").disabled = true;
};
};
document.getElementById("stop-recording").onclick = () => {
mediaRecorder.stop();
};
document.getElementById("check-grammar").onclick = async () => {
const transcription = document.getElementById("transcription-result").textContent;
const formData = new FormData();
formData.append('transcription', transcription);
const selectedLanguage = document.getElementById("language-select").value;
formData.append('language', selectedLanguage);
const response = await fetch('/check_grammar', {
method: 'POST',
body: formData
});
const result = await response.json();
document.getElementById("grammar-feedback").textContent = result.grammar_feedback;
document.getElementById("vocabulary-feedback").textContent = result.vocabulary_feedback;
document.getElementById("grammar-score").textContent = result.grammar_score;
document.getElementById("vocabulary-score").textContent = result.vocabulary_score;
};
</script>
</body>
</html>
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