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client.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Keywords Searcher</title>
<!-- Favicon for most browsers -->
<link rel="icon" href="/img/favicon_io/favicon.ico" type="image/x-icon">
<!-- PNG icons for better resolution -->
<link rel="icon" type="image/png" sizes="32x32" href="/img/favicon_io/favicon-32x32.png">
<link rel="icon" type="image/png" sizes="16x16" href="/img/favicon_io/favicon-16x16.png">
<!-- Apple Touch Icon (for iOS) -->
<link rel="apple-touch-icon" href="/img/favicon_io/apple-touch-icon.png">
<!-- Web Manifest (for PWAs) -->
<link rel="manifest" href="/img/favicon_io/site.webmanifest">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>snofl discovery client</title>
<style>
@import url(https://fonts.bunny.net/css?family=athiti:200);
/* Root font-size scaling based on viewport width */
html {
font-size: calc(1vw + 1vh + 0.5vmin); /* Adjusts base font size based on the viewport */
margin: 0;
padding: 0;
}
body {
font-family: 'Athiti', sans-serif;
background-color: black;
color: rgb(255, 255, 255);
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
height: 100vh;
margin: 0;
}
.container {
width: 99vw;
max-width: 800px;
height: 100vh;
overflow-y: scroll;
scrollbar-width: none; /* For Firefox */
-ms-overflow-style: none; /* For Internet Explorer/Edge */
border: 1px solid transparent; /* Default no border */
transition: border-color 0.3s, box-shadow 0.3s; /* Smooth transitions */
padding: 20px;
box-sizing: border-box;
position: relative;
}
.container::-webkit-scrollbar {
display: none; /* For Chrome, Safari, and Opera */
}
.fetch-status {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
font-size: 24px;
font-weight: bold;
color: yellow;
display: none; /* Hidden by default */
text-shadow: 0 0 10px rgba(255, 255, 0, 0.8);
}
.container.fetching {
border-color: yellow;
box-shadow: 0 0 15px rgba(255, 255, 0, 0.8); /* Glowing yellow border */
}
.container.success {
border-color: green;
box-shadow: 0 0 15px rgba(0, 255, 0, 0.8); /* Green glow when successful */
}
.container.error {
border-color: red;
box-shadow: 0 0 15px rgba(255, 0, 0, 0.8); /* Red glow on error */
}
.note {
background-color: #333;
padding: 10px;
border-radius: 5px;
margin-bottom: 10px;
position: relative;
}
.highlight {
font-weight: bold;
color: rgb(216, 101, 255);
}
.hashtag {
font-weight: bold;
color: rgb(46, 233, 46);
}
.note-header {
display: flex;
align-items: flex-start;
margin-bottom: 5px;
}
.note-header img {
width: 30px;
height: 30px;
border-radius: 3px;
margin-right: 10px;
}
.note-content {
word-wrap: break-word;
margin-top: 10px;
text-align: left;
}
.title {
text-align: center;
margin-bottom: 20px;
font-size: 1rem;
}
.nip05 {
font-size: 0.6rem;
color: #aaa;
margin-left: 40px;
}
.profile-img:hover {
cursor: pointer;
opacity: 0.8;
}
.note-content img {
max-width: 100px;
max-height: 100px;
cursor: pointer;
margin-top: 10px;
}
.fullscreen {
display: none;
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: rgba(0, 0, 0, 0.8);
justify-content: center;
align-items: center;
z-index: 1000;
}
.fullscreen img {
max-width: 90%;
max-height: 90%;
}
.fullscreen.active {
display: flex;
}
.copy-button {
position: absolute;
top: 10px;
right: 10px;
background-color: transparent;
border: none;
cursor: pointer;
color: green;
}
.copy-button img {
width: 20px;
height: 20px;
}
.new-notes-button {
position: sticky;
top: 7px;
right: 13px;
background-color: green;
color: black;
border: none;
padding: 5px 10px;
cursor: pointer;
z-index: 99999;
display: none;
}
.note-footer {
display: flex;
justify-content: space-between;
align-items: center;
margin-top: 10px;
}
.note-icons {
display: flex;
gap: 15px;
font-size: 0.5rem;
}
.icon:hover {
cursor: pointer;
opacity: 0.7;
}
.note-timestamp {
font-size: 0.5rem;
color: #aaa;
text-align: right;
}
.keyword {
margin: 0 5px;
cursor: pointer;
border-bottom: 1px dashed transparent;
transition: all 0.3s ease;
}
.keyword.active {
color: green;
/* border-bottom: 1px dashed green; */
}
.keyword.toggled {
color: rgb(157, 157, 157);
font-style: italic;
}
.highlight {
color: rgb(222, 0, 222);
font-weight: bold;
}
.inactive {
color: rgb(157, 157, 157);
font-style: italic;
}
.search-bar {
display: flex;
justify-content: center;
margin-bottom: 20px;
width: 100%;
}
.search-bar input {
width: 60%;
padding: 10px;
font-size: 1rem;
border: 1px solid green;
background-color: black;
color: purple;
border-radius: 5px;
outline: none;
}
.search-bar button {
margin-left: 10px;
padding: 10px 15px;
font-size: 0.7rem;
background-color: green;
color: black;
border: none;
border-radius: 5px;
cursor: pointer;
}
.search-bar button:hover {
opacity: 0.9;
}
/* <!-- Slider Styles --> */
#timeFilterButton {
padding: 10px 15px;
font-size: 0.7rem;
background-color: green;
color: black;
border: none;
border-radius: 5px;
cursor: pointer;
margin-right: 10px;
}
.modal {
display: none;
position: fixed;
z-index: 1000;
left: 0;
top: 0;
width: 100%;
height: 100%;
overflow: auto;
background-color: rgba(0, 0, 0, 0.8);
}
.modal-content {
background-color: #222;
margin: 15% auto;
padding: 20px;
border-radius: 10px;
width: 60%;
text-align: center;
color: white;
}
.close {
float: right;
font-size: 1.5rem;
font-weight: bold;
cursor: pointer;
color: green;
}
.slider {
-webkit-appearance: none;
width: 90%;
height: 12px;
background: #444;
outline: none;
border-radius: 10px;
margin-top: 20px;
}
.slider::-webkit-slider-thumb {
-webkit-appearance: none;
width: 40px;
height: 40px;
background: green;
border-radius: 50%;
cursor: pointer;
}
.slider-labels {
display: flex;
justify-content: space-between;
margin-top: 10px;
font-size: 0.7rem;
}
.apply-btn:hover {
opacity: 0.9;
}
/* sroll to top btn */
.scroll-top-btn {
position: fixed; /* Ensure it's fixed to viewport */
bottom: 4%;
background-color: rgba(240, 255, 240, 0.552);
right: 4%;
border: none;
border-radius: 5px;
font-size: 1.3rem;
cursor: pointer;
z-index: 999;
display: none; /* Hidden by default */
}
.scroll-top-btn:hover {
background-color: rgba(86, 168, 86, 0.798);
transform: scale(1.1);
}
/* Counters container */
#counters {
position: fixed;
bottom: 20px;
left: 50%;
transform: translateX(-50%);
background-color: rgba(0, 0, 0, 0.8);
padding: 8px 20px;
border-radius: 20px;
font-size: 0.8rem;
z-index: 1000;
border: 1px solid #666;
gap: 15px;
display: none; /* Single display property */
flex-direction: row; /* Add this to specify flex layout */
}
/* Processed counter */
#processedCounter {
color: white;
}
/* Matches counter */
#matchesCounter {
color: #00ffff; /* Light blue */
}
</style>
</head>
<body>
<div class="container">
<div class="title">Loading...</div> <!-- Placeholder initially -->
<!-- Search Bar -->
<div class="search-bar">
<button id="timeFilterButton">⏳</button>
<input type="text" id="keywordSearch" placeholder="Search keywords">
<button id="searchButton">🔍</button>
<button id="sortButton" onclick="toggleSort()">Sort: Newest</button>
</div>
<button class="new-notes-button" id="newNotesButton" onclick="showNewNotes()">Show 0 New Notes</button>
<div class="fetch-status" id="fetchStatus">Searching...</div>
<button id="scrollToTopBtn" class="scroll-top-btn" onclick="scrollToTop()">▲</button>
<div id="notes">
</div>
</div>
<div class="fullscreen" id="fullscreen">
<img src="" alt="Full Image" id="fullImage">
</div>
<!-- Modal for Time Range Selection -->
<div id="timeModal" class="modal">
<div class="modal-content" id="modalContent">
<span class="close" id="closeModal">×</span>
<h2>Select Time Range</h2>
<input type="range" min="0" max="4" value="0" step="1" class="slider" id="timeRangeSlider">
<div class="slider-labels">
<span>24h</span>
<span>Week</span>
<span>Month</span>
<span>Year</span>
<span>🦕</span>
</div>
</div>
</div>
<div id="counters" display="none">
<div id="processedCounter">P: 0</div>
<div id="matchesCounter">M: 0</div>
</div>
<script>
const fallbackRelays = [
'wss://relay.damus.io',
'wss://nos.lol',
'wss://relay.snort.social',
'wss://relay.current.fyi',
'wss://nostr.mom',
'wss://brb.io/',
'wss://freespeech.casa',
'wss://relay.primal.net',
];
let profileCache = {}; // Store fetched profiles to avoid duplicates
const keywords = ['']; //default keyword
// Maintain keywords with their toggle state
let keywordStates = {}; // e.g., { dog: true, cat: true, potato: true }
let maxNotes = 100; // Default value, will adjust dynamically
let notes = [];
let fetchedNoteIds = new Set();
let newNotes = [];
let timeRange = 0; // Default is "Now"
let processedCount = 0;
let matchCount = 0;
let activeRelays = 0;
// Convert Unix timestamp to human-readable format
function formatTimestamp(timestamp) {
const date = new Date(timestamp * 1000); // Convert to milliseconds
return date.toLocaleString(); // Format date to readable format
}
// Scroll-to-top button logic
const scrollToTopBtn = document.getElementById('scrollToTopBtn');
const container = document.querySelector('.container');
// Track scroll inside the container
container.addEventListener('scroll', handleScroll);
// Handle scroll visibility within the container
function handleScroll() {
if (container.scrollTop > 300) {
scrollToTopBtn.style.display = 'block';
} else {
scrollToTopBtn.style.display = 'none';
}
}
// Smooth scroll to top of the container
function scrollToTop() {
container.scrollTo({
top: 0,
behavior: 'smooth'
});
}
// Observe dynamic content for changes
const notesContainer = document.getElementById('notes');
const observer = new MutationObserver(() => {
handleScroll(); // Trigger scroll check when content changes
});
// Start observing the notes container for added nodes
observer.observe(notesContainer, { childList: true, subtree: true });
// Trigger visual feedback when fetching starts
function startFetching() {
const container = document.querySelector('.container');
const fetchStatus = document.getElementById('fetchStatus');
container.classList.remove('success', 'error');
container.classList.add('fetching');
fetchStatus.style.display = 'block'; // Show "searching..."
}
// fix this!!!!
// Update the title dynamically
document.querySelector('.title').textContent = `${keywords}`;
// Stop fetching - Show success (Green glow)
function fetchingSuccess() {
const container = document.querySelector('.container');
const fetchStatus = document.getElementById('fetchStatus');
container.classList.remove('fetching', 'error');
container.classList.add('success');
fetchStatus.textContent = `Found ${matchCount} matches!`; // Display match count
fetchStatus.style.color = 'green'; // Update to green
fetchStatus.style.display = 'none'; // Hide "searching..."
// Only hide counters if no matches were found
if (matchCount === 0) {
document.getElementById('counters').style.display = 'none';
}
}
function fetchingNoMatches() {
const container = document.querySelector('.container');
const fetchStatus = document.getElementById('fetchStatus');
container.classList.remove('fetching', 'success', 'error');
container.classList.add('fetching'); // Keep yellow border
fetchStatus.textContent = 'No matches found'; // Update message
fetchStatus.style.color = 'yellow'; // Ensure the text is yellow
fetchStatus.style.display = 'block'; // Ensure the status is visible
}
// Stop fetching - Show error (Red glow)
function fetchingError() {
const container = document.querySelector('.container');
const fetchStatus = document.getElementById('fetchStatus');
container.classList.remove('fetching', 'success');
container.classList.add('error');
fetchStatus.textContent = 'Error: Failed to fetch data!\nCheck your internet connection'; // Update message
fetchStatus.style.color = 'red'; // Make it visually distinct
fetchStatus.style.display = 'block'; // Show error status
}
// // Function to update the title dynamically
// function updateTitleWithKeywords() {
// const titleElement = document.querySelector('.title');
// const headTitleElement = document.querySelector('title'); // Select <title> in <head>
// if (keywords.length > 0) {
// const formattedKeywords = keywords.map(k => `#${k}`).join(' '); // Format keywords as hashtags
// titleElement.textContent = formattedKeywords; // Update visible title
// headTitleElement.textContent = `${formattedKeywords} | snofl discovery client`; // Update <title> in head
// } else {
// titleElement.textContent = 'snofl discovery client'; // Default if no keywords
// headTitleElement.textContent = 'snofl discovery client';
// }
// }
// Function to update the title dynamically with clickable keywords
function updateTitleWithKeywords() {
const titleElement = document.querySelector('.title');
const headTitleElement = document.querySelector('title'); // Select <title> in <head>
if (keywords.length > 0) {
const formattedKeywords = keywords
.map(keyword => {
const isActive = keywordStates[keyword] ?? true; // Default to active if not set
const spanClass = isActive ? 'keyword active' : 'keyword toggled';
return `<span class="${spanClass}" onclick="toggleKeyword('${keyword}')">#${keyword}</span>`;
})
.join(' '); // Format keywords as clickable spans
titleElement.innerHTML = formattedKeywords; // Update visible title
headTitleElement.textContent = `${keywords.join(', ')} | snofl discovery client`; // Update <title> in head
} else {
titleElement.textContent = 'snofl discovery client'; // Default if no keywords
headTitleElement.textContent = 'snofl discovery client';
}
}
// Function to toggle keyword state
function toggleKeyword(keyword) {
keywordStates[keyword] = !keywordStates[keyword]; // Toggle the state
updateTitleWithKeywords(); // Update styles in the title
updateNotes(); // Filter results based on active keywords
}
let isInitialFetch = false; // Add this flag to track initial fetch state
// Trigger fetch when user searches
function triggerSearch() {
resetCounters();
const input = document.getElementById('keywordSearch').value.trim();
if (!navigator.onLine) {
console.error('No internet connection.');
fetchingError(); // Trigger error status for no connection
return;
}
// Full reset logic
processedCount = 0;
matchCount = 0;
document.getElementById('processedCounter').textContent = 'P: 0';
document.getElementById('matchesCounter').textContent = 'M: 0';
document.getElementById('counters').style.display = 'none';
keywords.length = 0; // Clear the existing array
keywordStates = {}; // Reset keyword toggle states
isInitialFetch = true; // Set flag for initial fetch
// keywords.push(...(input ? input.split(' ') : ['catstr'])); // Push new keywords
if (input) {
keywords.push(...input.split(' ')); // Push keywords only if input exists
// Initialize all keywords as active
keywords.forEach(keyword => {
keywordStates[keyword] = true;
});
console.log("Searching for keywords:", keywords);
// Start fetching feedback
startFetching();
updateTitleWithKeywords(); // Update title dynamically
notes = [];
fetchedNoteIds.clear();
newNotes = [];
updateNotes();
// Handle fetch result with conditional status updates
fetchNotes().then(() => {
if (matchCount > 0) {
fetchingSuccess(); // Success if matches found
} else {
fetchingNoMatches(); // Yellow status if no matches found
}
}).catch(() => {
fetchingError(); // Error on failure
});
} else {
console.log("Empty input - not fetching.");
}
}
document.getElementById('timeFilterButton').addEventListener('click', openTimeModal);
document.getElementById('searchButton').addEventListener('click', triggerSearch);
// Remove interval-based fetching if input is empty
document.getElementById('keywordSearch').addEventListener('input', (e) => {
const input = e.target.value.trim();
if (!input && interval) {
clearInterval(interval);
console.log("Stopped fetching due to empty input.");
}
});
// Optional: Resume interval fetching after user input
document.getElementById('keywordSearch').addEventListener('keydown', (e) => {
if (e.key === 'Enter') {
triggerSearch();
if (!interval) {
interval = setInterval(fetchNotes, 1500); // Resume fetching every 1500 ms
}
}
});
async function getOnlineRelays() {
try {
const response = await fetch('https://api.nostr.watch/v1/online');
const relays = await response.json();
console.log('Online relays fetched:', relays);
// Combine online relays with fallback relays (avoiding duplicates)
const combinedRelays = [...new Set([...relays, ...fallbackRelays])];
return combinedRelays;
} catch (error) {
console.error('Error fetching online relays:', error);
console.log("Using fallback relays instead.");
return fallbackRelays; // Use fallback if fetch fails
}
}
function getRandomRelays(relays, num) {
const shuffled = relays.sort(() => 0.5 - Math.random());
return shuffled.slice(0, num);
}
// Fetch profiles only for authors whose notes match keywords
async function fetchProfilesForNotes(notes) {
const pubkeysToFetch = notes
.filter(note => !profileCache[note.pubkey]) // Avoid refetching profiles
.map(note => note.pubkey);
if (pubkeysToFetch.length === 0) return; // No new profiles to fetch
for (let relay of fallbackRelays) {
try {
const ws = new WebSocket(relay);
ws.onopen = () => {
console.log(`Fetching profiles from ${relay}`);
const filter = {
kinds: [0], // Fetch profiles (kind 0)
authors: pubkeysToFetch
};
ws.send(JSON.stringify(["REQ", "profile_batch", filter]));
};
ws.onmessage = (event) => {
const data = JSON.parse(event.data);
if (data[0] === "EVENT" && data[2].kind === 0) {
const content = JSON.parse(data[2].content);
profileCache[data[2].pubkey] = content; // Cache the profile
console.log(`Profile cached for ${data[2].pubkey}`);
}
};
ws.onclose = () => {
console.log(`Profile fetch complete from ${relay}`);
};
ws.onerror = (error) => {
console.error(`WebSocket error on ${relay}:`, error);
};
} catch (error) {
console.error(`Error fetching batch profiles from ${relay}`, error);
}
}
}
function truncateNip05(nip05) {
if (nip05.length > 40) {
const atIndex = nip05.indexOf('@');
const domain = nip05.substring(atIndex);
const truncated = `${nip05.substring(0, 10)}...${domain}`;
return truncated;
}
return nip05;
}
// Map time ranges to maxNotes dynamically
const timeToMaxNotes = {
// 0: 50000, // Now - fewer notes
0: 33333, // 24h
1: 66666, // Week
2: 111111, // Month
3: 555555, // Year
4: 1111111 // All time (🦕)
};
// Open the modal
function openTimeModal() {
document.getElementById("timeModal").style.display = "block";
}
// Close the modal
function closeTimeModal() {
document.getElementById("timeModal").style.display = "none";
}
/// Handle slider changes immediately (remove Apply button)
document.getElementById("timeRangeSlider").addEventListener('input', (e) => {
timeRange = parseInt(e.target.value);
maxNotes = timeToMaxNotes[timeRange];
console.log(`Time range set to: ${getTimeRangeLabel(timeRange)}, maxNotes: ${maxNotes}`);
const input = document.getElementById('keywordSearch').value.trim();
if (input) {
console.log("Time range set");
} else {
console.log("No input during time range change.");
}
});
// Close modal when clicking outside or pressing the ❌ button
window.addEventListener('click', (e) => {
const modal = document.getElementById("timeModal");
const modalContent = document.getElementById("modalContent");
if (e.target === modal || e.target.id === 'closeModal') {
closeTimeModal();
}
});
// Get label for the selected time range
function getTimeRangeLabel(value) {
const ranges = ["24h", "Week", "Month", "Year", "🦕"];
return ranges[value];
}
// Calculate 'since' based on slider value
function calculateSinceTime(value) {
const now = Math.floor(Date.now() / 1000);
switch (value) {
// case 0: return now; // Now
case 0: return now - (24 * 60 * 60); // 24 hours
case 1: return now - (7 * 24 * 60 * 60); // Week
case 2: return now - (30 * 24 * 60 * 60); // Month
case 3: return now - (365 * 24 * 60 * 60); // Year
case 4: return 0; // All time (🦕)
}
}
// function calculateSinceTime(value) {
// return 0; // Ignore slider and fetch everything
// }
// Kind 1: Note
function updateCounters() {
const counters = document.getElementById('counters');
document.getElementById('processedCounter').textContent = `P: ${processedCount}`;
document.getElementById('matchesCounter').textContent = `M: ${matchCount}`;
// Auto-show counters only when processing or matches exist
if (processedCount > 0 || matchCount > 0) {
counters.style.display = 'flex';
}
}
function resetCounters() {
processedCount = 0;
matchCount = 0;
updateCounters();
}
// Fetch notes from relay and collect pubkeys of authors
async function fetchNotesFromRelay(relay) {
return new Promise((resolve) => {
const ws = new WebSocket(relay);
// Increment active relays count
activeRelays++;
ws.onopen = () => {
console.log(`Connected to ${relay}`);
// Adjust the filter for time range
const since = calculateSinceTime(timeRange);
const filter = {
kinds: [1, 30023],
since: calculateSinceTime(timeRange),
limit: maxNotes
};
ws.send(JSON.stringify(["REQ", "subscription_id", filter]));
};
ws.onmessage = async (event) => {
processedCount++;
updateCounters();
const data = JSON.parse(event.data);
console.log("Data received:", event.data);
if (data[0] === "EVENT") {
const note = data[2];
const noteId = note.id;
// Match exact keywords using regex
if (!fetchedNoteIds.has(noteId)) {
const content = note.content.toLowerCase();
const matches = keywords.some(keyword => {
// Regex to match keywords surrounded by non-alphanumeric characters or at the start
const regex = new RegExp(`(^|\\s|#)${keyword}(?=\\s|$)`, 'i');
return regex.test(content);
});
if (matches) {
matchCount++;
updateCounters();
const newNote = {
id: note.id,
content: note.content,
pubkey: note.pubkey,
created_at: note.created_at
};
// Insert into notes array immediately during initial fetch
if (isInitialFetch) {
// Find correct position based on sortOrder
let insertIndex = notes.findIndex(n =>
sortOrder === 'desc'
? n.created_at <= newNote.created_at
: n.created_at >= newNote.created_at
);
if (insertIndex === -1) {
notes.push(newNote);
} else {
notes.splice(insertIndex, 0, newNote);
}
// Trim excess notes if over limit
if (notes.length > maxNotes) notes.pop();
} else {
newNotes.unshift(newNote);
}
fetchedNoteIds.add(noteId);
// Trigger success state on the first match
if (matchCount === 1) {
fetchingSuccess();
}
// Show success feedback on first note
if (notes.length === 1) fetchingSuccess();
updateNotes(); // Refresh UI
}
// console.log('Exact match note fetched:', newNote);
}
}
};
ws.onclose = async () => {
console.log(`Connection closed to ${relay}`);
// Decrement active relays count
activeRelays--;
// Fetch profiles for new notes
await fetchProfilesForNotes(isInitialFetch ? notes : newNotes);
// Handle initial fetch completion
if (isInitialFetch) {
isInitialFetch = false; // Reset flag
sortNotes(); // Final sort to ensure correctness
updateNotes();
} else if (newNotes.length > 0) {
// Show "new notes" button for subsequent updates
const newNotesButton = document.getElementById('newNotesButton');
newNotesButton.textContent = `Show ${newNotes.length} More Notes`;
newNotesButton.style.display = 'block';
}
if (activeRelays === 0 && matchCount === 0) {
fetchingNoMatches(); // Ensure no matches trigger yellow status
}
// Trigger error state only if all relays are closed and no matches were found
if (activeRelays === 0 && matchCount === 0) {
fetchingError();
}
resolve();
};
// Close the WebSocket if it stays open too long (timeout)
setTimeout(() => {
if (ws.readyState === WebSocket.OPEN) {
console.warn(`Closing WebSocket due to timeout: ${relay}`);
ws.close();
}
}, 30000); // 60-second timeout for each WebSocket
});
}
let sortOrder = 'desc'; // Default to 'newest first'
// Toggle the sorting order and re-render notes
function toggleSort() {
sortOrder = (sortOrder === 'desc') ? 'asc' : 'desc';
document.getElementById('sortButton').textContent = `Sort: ${sortOrder === 'desc' ? 'Newest' : 'Oldest'}`;
sortNotes();
updateNotes();
}