sk1/frontend/index.html
2026-05-11 20:59:41 +02:00

186 lines
4.5 KiB
HTML

<!DOCTYPE html>
<html lang="sk">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>ZKT Guestbook</title>
<style>
body {
font-family: Arial, sans-serif;
background: #f4f7fb;
color: #1f2937;
margin: 0;
padding: 0;
}
.container {
max-width: 900px;
margin: 40px auto;
background: #ffffff;
border-radius: 16px;
box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
padding: 32px;
}
h1 {
margin-top: 0;
}
p.note {
color: #4b5563;
margin-bottom: 24px;
}
form {
display: grid;
gap: 12px;
margin-bottom: 28px;
}
input, textarea, button {
font: inherit;
padding: 12px;
border-radius: 10px;
border: 1px solid #d1d5db;
}
textarea {
min-height: 100px;
resize: vertical;
}
button {
background: #2563eb;
color: white;
border: none;
cursor: pointer;
font-weight: bold;
}
button:hover {
opacity: 0.95;
}
.status {
margin-bottom: 18px;
padding: 10px 12px;
border-radius: 10px;
background: #eef2ff;
}
.messages {
display: grid;
gap: 12px;
}
.message {
border: 1px solid #e5e7eb;
border-radius: 12px;
padding: 14px;
background: #fafafa;
}
.meta {
font-size: 0.9rem;
color: #6b7280;
margin-bottom: 8px;
}
.empty {
color: #6b7280;
font-style: italic;
}
code {
background: #f3f4f6;
padding: 2px 6px;
border-radius: 6px;
}
</style>
</head>
<body>
<div class="container">
<h1>ZKT Guestbook</h1>
<div id="status" class="status">Kontrolujem stav backendu...</div>
<form id="messageForm">
<input id="author" type="text" placeholder="Tvoje meno" required>
<textarea id="content" placeholder="Napíš správu..." required></textarea>
<button type="submit">Pridať správu</button>
</form>
<h2>Správy</h2>
<div id="messages" class="messages"></div>
</div>
<script>
const statusEl = document.getElementById('status');
const messagesEl = document.getElementById('messages');
const form = document.getElementById('messageForm');
async function checkHealth() {
try {
const response = await fetch('/api/health');
const data = await response.json();
if (response.ok) {
statusEl.textContent = `Backend je dostupný. Databáza: ${data.database}`;
} else {
statusEl.textContent = 'Backend nie je dostupný.';
}
} catch (error) {
statusEl.textContent = 'Nepodarilo sa spojiť s backendom.';
}
}
async function loadMessages() {
try {
const response = await fetch('/api/messages');
const data = await response.json();
if (!Array.isArray(data) || data.length === 0) {
messagesEl.innerHTML = '<div class="empty">Zatiaľ tu nie sú žiadne správy.</div>';
return;
}
messagesEl.innerHTML = data.map(msg => {
const date = new Date(msg.created_at).toLocaleString('sk-SK');
return `
<div class="message">
<div class="meta"><strong>${escapeHtml(msg.author)}</strong> • ${date}</div>
<div>${escapeHtml(msg.content)}</div>
</div>
`;
}).join('');
} catch (error) {
messagesEl.innerHTML = '<div class="empty">Nepodarilo sa načítať správy.</div>';
}
}
form.addEventListener('submit', async (event) => {
event.preventDefault();
const author = document.getElementById('author').value.trim();
const content = document.getElementById('content').value.trim();
if (!author || !content) {
return;
}
const response = await fetch('/api/messages', {
method: 'POST',
headers: {
'Content-Type': 'application/json'
},
body: JSON.stringify({ author, content })
});
if (response.ok) {
form.reset();
await loadMessages();
} else {
alert('Správu sa nepodarilo uložiť.');
}
});
function escapeHtml(value) {
return value
.replaceAll('&', '&amp;')
.replaceAll('<', '&lt;')
.replaceAll('>', '&gt;')
.replaceAll('"', '&quot;')
.replaceAll("'", '&#039;');
}
checkHealth();
loadMessages();
</script>
</body>
</html>