2025-09-17 12:15:47 +01:00
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/**
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* @file ota_update.h
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2025-10-01 08:48:26 +01:00
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* @brief Contains the HTML, CSS, and JavaScript for the OTA (Over-The-Air) update web page.
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2025-09-17 12:15:47 +01:00
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* @author Wastl Kraus
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2025-10-04 20:41:25 +01:00
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* @date 2025-10-04
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2025-09-17 12:15:47 +01:00
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* @license MIT
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*/
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#pragma once
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// OTA Update HTML
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const char *ota_html = R"rawliteral(
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<!DOCTYPE html>
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<html>
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<head>
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<title>OTA Update - DShotRMT</title>
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<style>
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body {
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font-family: Arial, Helvetica, sans-serif;
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background-color: #2c3e50;
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color: #ecf0f1;
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margin: 0;
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padding: 20px;
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}
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.container {
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max-width: 600px;
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margin: 0 auto;
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background-color: #34495e;
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padding: 30px;
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border-radius: 12px;
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box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
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}
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h1 {
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text-align: center;
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color: #3498db;
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}
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.form-group {
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margin-bottom: 20px;
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}
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label {
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display: block;
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margin-bottom: 5px;
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font-weight: bold;
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}
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input[type="file"] {
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width: 100%;
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padding: 8px;
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border: 1px solid #7f8c8d;
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border-radius: 4px;
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background-color: #2c3e50;
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color: #ecf0f1;
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}
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.btn {
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background-color: #3498db;
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color: white;
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padding: 12px 20px;
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border: none;
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border-radius: 4px;
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cursor: pointer;
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width: 100%;
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font-size: 16px;
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}
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.btn:hover {
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background-color: #2980b9;
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}
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.btn:disabled {
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background-color: #7f8c8d;
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cursor: not-allowed;
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}
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.progress {
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width: 100%;
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background-color: #2c3e50;
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border-radius: 4px;
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margin-top: 10px;
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display: none;
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}
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.progress-bar {
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width: 0%;
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height: 30px;
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background-color: #27ae60;
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border-radius: 4px;
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text-align: center;
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line-height: 30px;
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color: white;
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}
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.message {
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margin-top: 20px;
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padding: 10px;
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border-radius: 4px;
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display: none;
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}
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.success {
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background-color: #27ae60;
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}
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.error {
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background-color: #e74c3c;
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}
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.warning {
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background-color: #f39c12;
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color: #2c3e50;
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margin-bottom: 20px;
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padding: 15px;
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border-radius: 8px;
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font-weight: bold;
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}
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.back-link {
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text-align: center;
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margin-top: 20px;
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}
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.back-link a {
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color: #3498db;
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text-decoration: none;
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}
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.back-link a:hover {
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text-decoration: underline;
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}
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</style>
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</head>
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<body>
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<div class="container">
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<h1>OTA Firmware Update</h1>
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<div class="warning">
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WARNING: Stop motors before starting update!
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</div>
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<form id="upload_form" enctype="multipart/form-data">
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<div class="form-group">
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<label for="update">Firmware File (.bin):</label>
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<input type="file" id="update" name="update" accept=".bin" required>
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</div>
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<button type="submit" class="btn" id="uploadBtn">Update!</button>
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</form>
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<div class="progress" id="progressDiv">
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<div class="progress-bar" id="progressBar">0%</div>
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</div>
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<div class="message" id="message"></div>
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</div>
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<script>
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document.getElementById('upload_form').addEventListener('submit', function (e) {
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e.preventDefault();
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const fileInput = document.getElementById('update');
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const file = fileInput.files[0];
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if (!file) {
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showMessage('Choose a valid update file.', 'error');
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return;
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}
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if (!file.name.endsWith('.bin')) {
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showMessage('Choose a valid update file.', 'error');
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return;
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}
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uploadFile(file);
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});
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function uploadFile(file) {
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const formData = new FormData();
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formData.append('update', file);
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const xhr = new XMLHttpRequest();
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// Progress tracking
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xhr.upload.addEventListener('progress', function (e) {
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if (e.lengthComputable) {
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const percentComplete = (e.loaded / e.total) * 100;
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updateProgress(percentComplete);
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}
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});
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// Upload complete
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xhr.addEventListener('load', function () {
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if (xhr.status === 200) {
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showMessage('Update successfull! Restarting...', 'success');
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setTimeout(() => {
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window.location.href = '/';
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}, 5000);
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} else {
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showMessage('Update failed: ' + xhr.responseText, 'error');
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resetUpload();
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}
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});
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// Upload error
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xhr.addEventListener('error', function () {
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showMessage('Connection error during Update.', 'error');
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resetUpload();
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});
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// Start upload
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document.getElementById('uploadBtn').disabled = true;
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document.getElementById('uploadBtn').textContent = 'buffering...';
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document.getElementById('progressDiv').style.display = 'block';
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xhr.open('POST', '/update');
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xhr.send(formData);
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}
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function updateProgress(percent) {
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const progressBar = document.getElementById('progressBar');
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progressBar.style.width = percent + '%';
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progressBar.textContent = Math.round(percent) + '%';
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}
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function showMessage(text, type) {
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const messageDiv = document.getElementById('message');
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messageDiv.textContent = text;
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messageDiv.className = 'message ' + type;
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messageDiv.style.display = 'block';
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}
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function resetUpload() {
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document.getElementById('uploadBtn').disabled = false;
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document.getElementById('uploadBtn').textContent = 'Update!';
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document.getElementById('progressDiv').style.display = 'none';
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document.getElementById('progressBar').style.width = '0%';
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document.getElementById('progressBar').textContent = '0%';
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}
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</script>
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</body>
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</html>
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)rawliteral";
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