Files
medien-dl/static/script.js

431 lines
17 KiB
JavaScript

document.addEventListener('DOMContentLoaded', () => {
const dom = {
form: document.getElementById('upload-form'),
urlInput: document.getElementById('url'),
platformInput: document.getElementById('input-platform'),
submitBtn: document.getElementById('submit-button'),
badgeContainer: document.getElementById('platform-badge-container'),
detectedIcon: document.getElementById('detected-icon'),
detectedText: document.getElementById('detected-text'),
urlIcon: document.getElementById('url-icon'),
optionsContainer: document.getElementById('options-container'),
ytOptions: document.getElementById('youtube-options'),
codecSection: document.getElementById('codec-options-section'),
ytFormatRadios: document.querySelectorAll('input[name="yt_format"]'),
qualityWrapper: document.getElementById('quality-wrapper'),
mp3Select: document.getElementById('mp3_bitrate'),
mp4Select: document.getElementById('mp4_quality'),
codecSwitch: document.getElementById('codec-switch'),
codecPreference: document.getElementById('codec_preference'),
progressContainer: document.getElementById('progress-container'),
progressBar: document.getElementById('progress-bar'),
statusMessage: document.getElementById('status-message'),
logContent: document.getElementById('log-content'), // Für den letzten Log-Eintrag
resultContainer: document.getElementById('result-container'),
resultUrl: document.getElementById('result-url'),
errorMessage: document.getElementById('error-message'),
// History Elements
historyTableBody: document.querySelector('#history-table tbody'),
clearHistoryBtn: document.getElementById('clear-history-button'),
contextMenu: document.getElementById('context-menu'),
// Pseudo Log Elements
pseudoLogArea: document.getElementById('pseudo-log-area'),
pseudoLogContent: document.getElementById('pseudo-log-content'),
terminalLines: document.querySelectorAll('.terminal-line')
};
let currentJobId = null;
let pollingInterval = null;
let pseudoLogInterval = null;
let pseudoLogLines = [];
const LOG_ENTRY_DELAY = 80; // Millisekunden zwischen Buchstaben
const PSEUDO_LOG_MAX_LINES = 10;
const HISTORY_EXPIRY_DAYS = 7;
const platforms = [
{ name: 'SoundCloud', pattern: /soundcloud\.com/, icon: 'fa-soundcloud', color: '#ff5500' },
{ name: 'YouTube', pattern: /(youtube\.com|youtu\.be)/, icon: 'fa-youtube', color: '#ff0000' },
{ name: 'TikTok', pattern: /tiktok\.com/, icon: 'fa-tiktok', color: '#000000' },
{ name: 'Instagram', pattern: /instagram\.com/, icon: 'fa-instagram', color: '#E1306C' },
{ name: 'Twitter', pattern: /(twitter\.com|x\.com)/, icon: 'fa-x-twitter', color: '#000000' }
];
const pseudoLogCommands = [
"Initializing environment...",
"Connecting to media servers...",
"Authenticating with unknownMedien.dl API...",
"Scanning URL for media info...",
"Detecting stream type...",
"Negotiating download protocol...",
"Allocating buffer space...",
"Pre-compiling conversion modules...",
"Establishing S3 connection...",
"Generating secure download token...",
"Preparing download stream...",
"Initiating download sequence...",
"Syncing metadata...",
"Finalizing file handles...",
];
// --- Initialisierung ---
function init() {
setupEventListeners();
loadClientHistory();
startPseudoLogging();
}
// --- Event Listeners ---
function setupEventListeners() {
dom.urlInput.addEventListener('input', handleUrlInput);
dom.form.addEventListener('submit', handleFormSubmit);
dom.ytFormatRadios.forEach(radio => radio.addEventListener('change', updateYtQualityVisibility));
if(dom.codecSwitch) {
dom.codecSwitch.addEventListener('change', (e) => {
dom.codecPreference.value = e.target.checked ? 'h264' : 'original';
});
}
if(dom.clearHistoryBtn) dom.clearHistoryBtn.addEventListener('click', clearClientHistory);
document.addEventListener('click', hideContextMenu);
if(dom.historyTableBody) {
dom.historyTableBody.addEventListener('contextmenu', handleHistoryRightClick);
dom.contextMenu.addEventListener('click', handleContextMenuClick);
}
}
// --- URL Erkennung & Optionen ---
function handleUrlInput() {
const url = dom.urlInput.value.trim();
const detected = platforms.find(p => p.pattern.test(url));
if (detected) {
dom.platformInput.value = detected.name;
dom.detectedText.textContent = `${detected.name} DETECTED`;
dom.detectedIcon.className = `fas ${detected.icon}`;
dom.detectedIcon.style.color = detected.color;
dom.badgeContainer.style.opacity = '1';
dom.urlIcon.className = `fas ${detected.icon}`;
dom.urlIcon.style.color = detected.color;
showOptionsForPlatform(detected.name);
} else {
dom.badgeContainer.style.opacity = '0';
dom.urlIcon.className = 'fas fa-keyboard'; // Default CLI icon
dom.urlIcon.style.color = '';
hideAllOptions();
}
}
function showOptionsForPlatform(platformName) {
dom.optionsContainer.classList.add('show');
dom.ytOptions.classList.add('d-none');
dom.codecSection.classList.add('d-none');
if (platformName === 'YouTube') {
dom.ytOptions.classList.remove('d-none');
updateYtQualityVisibility(); // Initial call
} else if (['TikTok', 'Instagram', 'Twitter'].includes(platformName)) {
dom.codecSection.classList.remove('d-none');
} else {
dom.optionsContainer.classList.remove('show');
}
}
function hideAllOptions() {
dom.optionsContainer.classList.remove('show');
setTimeout(() => {
dom.ytOptions.classList.add('d-none');
dom.codecSection.classList.add('d-none');
}, 500);
}
function updateYtQualityVisibility() {
const format = document.querySelector('input[name="yt_format"]:checked')?.value;
if (!format) return;
if (format === 'mp3') {
dom.mp3Select.classList.remove('d-none');
dom.mp4Select.classList.add('d-none');
dom.codecSection.classList.add('d-none');
} else { // mp4
dom.mp3Select.classList.add('d-none');
dom.mp4Select.classList.remove('d-none');
dom.codecSection.classList.remove('d-none');
}
}
// --- Pseudo Logging Animation ---
function startPseudoLogging() {
let currentLine = 0;
let charIndex = 0;
let commandIndex = 0;
function displayNextLogLine() {
if (pseudoLogInterval) clearInterval(pseudoLogInterval);
if (commandIndex >= pseudoLogCommands.length) {
pseudoLogInterval = setTimeout(startPseudoLogging, 15000); // Restart after delay
return;
}
const command = pseudoLogCommands[commandIndex];
const lineElement = document.createElement('div');
lineElement.classList.add('cli-output-line');
lineElement.style.opacity = '0'; // Start hidden
dom.pseudoLogContent.appendChild(lineElement);
charIndex = 0;
function typeWriter() {
if (charIndex < command.length) {
lineElement.textContent += command.charAt(charIndex);
charIndex++;
setTimeout(typeWriter, LOG_ENTRY_DELAY);
} else {
// Fade in effect for the completed line
let fadeEffect = setInterval(() => {
if (parseFloat(lineElement.style.opacity) < 1) {
lineElement.style.opacity = (parseFloat(lineElement.style.opacity) + 0.1).toString();
} else {
clearInterval(fadeEffect);
// Add new line after a short pause
commandIndex++;
setTimeout(displayNextLogLine, 300);
}
}, 50);
// Scroll to bottom
dom.pseudoLogArea.scrollTop = dom.pseudoLogArea.scrollHeight;
}
}
typeWriter();
}
// Start the logging process
dom.pseudoLogArea.style.opacity = '1'; // Make log area visible
displayNextLogLine();
}
// --- Form Submit & Progress ---
async function handleFormSubmit(e) {
e.preventDefault();
stopPseudoLogging(); // Stop the fake logs
// Transition to Progress State
dom.form.classList.add('d-none');
dom.progressContainer.classList.remove('d-none');
dom.resultContainer.classList.add('d-none');
dom.errorMessage.classList.add('d-none');
dom.logContent.textContent = "INITIALIZING...";
dom.progressBar.style.width = "5%";
const formData = new FormData(dom.form);
try {
const response = await fetch('/start_download', { method: 'POST', body: formData });
const result = await response.json();
if (response.ok && result.job_id) {
currentJobId = result.job_id;
startPolling();
} else {
showError(result.error || "Server error during submission.");
}
} catch (err) {
showError(`Connection Error: ${err.message}`);
}
}
function startPolling() {
pollingInterval = setInterval(async () => {
try {
if (!currentJobId) { stopPolling(); return; }
const res = await fetch(`/status?job_id=${currentJobId}`);
if (res.status === 404) { stopPolling(); showError("Job not found (expired or invalid)."); return; }
if (!res.ok) { throw new Error(`HTTP error! status: ${res.status}`); }
const status = await res.json();
updateProgressUI(status);
if (status.status === 'completed') {
stopPolling();
showResult(status.result_url);
} else if (status.status === 'error' || status.error) {
stopPolling();
showError(status.error || status.message || "An unknown error occurred.");
}
} catch (err) {
console.error("Polling Error:", err);
showError(`Polling failed: ${err.message}`);
stopPolling();
}
}, 1500);
}
function stopPolling() {
clearInterval(pollingInterval);
pollingInterval = null;
}
function updateProgressUI(status) {
const pct = status.progress || 0;
dom.progressBar.style.width = `${pct}%`;
// Display the latest log message
if(status.logs && status.logs.length > 0) {
dom.logContent.textContent = status.logs[status.logs.length - 1];
} else {
dom.logContent.textContent = status.message || "...";
}
if(status.message) {
dom.statusMessage.textContent = status.message.toUpperCase();
}
}
// --- Result & Error Display ---
function showResult(url) {
dom.progressContainer.classList.add('d-none');
dom.resultContainer.classList.remove('d-none');
dom.resultUrl.href = url;
dom.resultUrl.textContent = "DOWNLOAD LINK"; // Button text
saveToClientHistory(url); // Save to client-side history
}
function showError(msg) {
dom.progressContainer.classList.add('d-none');
dom.form.classList.remove('d-none'); // Show form again for retry
dom.errorMessage.textContent = msg.toUpperCase();
dom.errorMessage.classList.remove('d-none');
dom.submitBtn.innerHTML = '<i class="fas fa-exclamation-triangle"></i> RETRY';
}
// --- Client-Side History ---
function getHistory() {
const history = localStorage.getItem('mediaDlHistory');
if (!history) return [];
try {
const parsed = JSON.parse(history);
// Filter out expired entries
const now = new Date();
return parsed.filter(item => {
const expiryDate = new Date(item.expiry);
return expiryDate > now;
});
} catch (e) {
console.error("Error parsing history:", e);
return [];
}
}
function saveToClientHistory(url, title = "Unknown Title", platform = "Unknown") {
const history = getHistory();
const expiryDate = new Date();
expiryDate.setDate(expiryDate.getDate() + HISTORY_EXPIRY_DAYS);
const newItem = {
url: url,
title: title,
platform: platform,
timestamp: new Date().toISOString(),
expiry: expiryDate.toISOString()
};
// Add new item and limit history size (e.g., last 50)
history.unshift(newItem);
if (history.length > 50) history.pop();
localStorage.setItem('mediaDlHistory', JSON.stringify(history));
renderHistory(history); // Update UI immediately
}
function loadClientHistory() {
const history = getHistory();
renderHistory(history);
}
function renderHistory(data) {
if (!dom.historyTableBody) return;
dom.historyTableBody.innerHTML = '';
if (!data || data.length === 0) {
dom.historyTableBody.innerHTML = '<tr><td colspan="4" class="text-center text-muted py-4">NO HISTORY YET.</td></tr>';
return;
}
data.forEach(item => {
const row = document.createElement('tr');
const itemDate = new Date(item.timestamp);
const expiryDate = new Date(item.expiry);
const timeStr = `${itemDate.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' })}`;
const platformIcon = getPlatformIcon(item.platform);
row.innerHTML = `
<td class="text-muted small">${timeStr}</td>
<td class="text-center"><i class="${platformIcon.class}" style="color: ${platformIcon.color};"></i></td>
<td class="text-truncate" style="max-width: 180px;" title="${item.title}">${item.title.substring(0, 25)}...</td>
<td class="text-end"><a href="${item.url}" target="_blank" data-url="${item.url}" class="btn btn-sm btn-link text-success hover-underline"><i class="fas fa-link"></i></a></td>
`;
dom.historyTableBody.appendChild(row);
});
}
function getPlatformIcon(p) {
const platformData = platforms.find(pl => pl.name === p);
if (platformData) return { class: `fas ${platformData.icon}`, color: platformData.color };
return { class: `fas fa-question-circle`, color: '#808080' };
}
async function clearClientHistory() {
if(confirm("Clear ALL history? This cannot be undone.")) {
localStorage.removeItem('mediaDlHistory');
renderHistory([]); // Clear the table
}
}
// --- Context Menu ---
let contextUrl = null;
function handleHistoryRightClick(e) {
const linkBtn = e.target.closest('a[data-url]');
if(linkBtn) {
e.preventDefault();
contextUrl = linkBtn.dataset.url;
dom.contextMenu.style.top = `${e.pageY}px`;
dom.contextMenu.style.left = `${e.pageX}px`;
dom.contextMenu.classList.remove('d-none');
}
}
function handleContextMenuClick(e) {
if(e.target.closest('[data-action="copy"]') && contextUrl) {
navigator.clipboard.writeText(contextUrl);
// Temporary notification for copy action
const notification = document.createElement('div');
notification.textContent = 'Link Copied!';
notification.style.cssText = `position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); background: #39ff14; color: #0a0a0a; padding: 10px 20px; border-radius: 5px; z-index: 10000; font-weight: bold; opacity: 0; transition: opacity 0.5s; font-family: 'Consolas', monospace;`;
document.body.appendChild(notification);
setTimeout(() => notification.style.opacity = '1', 10);
setTimeout(() => {
notification.style.opacity = '0';
setTimeout(() => notification.remove(), 500);
}, 1500);
}
hideContextMenu();
}
function hideContextMenu() {
if(dom.contextMenu) dom.contextMenu.classList.add('d-none');
contextUrl = null;
}
// --- Stop Pseudo Logging ---
function stopPseudoLogging() {
if (pseudoLogInterval) clearInterval(pseudoLogInterval);
// Keep logs visible until progress starts
// Optionally hide it after transition: setTimeout(() => dom.pseudoLogArea.style.display = 'none', 800);
}
init();
});