(function(){
'use strict';
// Toast utilities
function ensureToastContainer(){
var id = 'tenets-toast-container';
var el = document.getElementById(id);
if(!el){
el = document.createElement('div');
el.id = id;
document.body.appendChild(el);
}
return el;
}
function showToast(message, variant){
try{
var container = ensureToastContainer();
// Remove any existing toasts to prevent duplicates
var existing = container.querySelectorAll('.tenets-toast');
existing.forEach(function(t){ t.remove(); });
var toast = document.createElement('div');
toast.className = 'tenets-toast' + (variant ? (' tenets-toast--'+variant) : '');
toast.setAttribute('role','status');
toast.setAttribute('aria-live','polite');
toast.textContent = message || 'Copied to clipboard';
container.appendChild(toast);
// Force reflow for animation
void toast.offsetWidth;
toast.classList.add('visible');
setTimeout(function(){
toast.classList.remove('visible');
setTimeout(function(){ toast.remove(); }, 220);
}, 1600);
}catch(e){ /* noop */ }
}
// Clipboard helpers
function writeClipboard(text){
if(!text) return Promise.reject(new Error('No text to copy'));
if(navigator.clipboard && window.isSecureContext){
return navigator.clipboard.writeText(text);
}
// Fallback for insecure context or older browsers
return new Promise(function(resolve, reject){
try{
var ta = document.createElement('textarea');
ta.value = text;
ta.style.position = 'fixed';
ta.style.top = '-1000px';
ta.style.left = '-1000px';
ta.setAttribute('readonly','');
document.body.appendChild(ta);
ta.select();
ta.setSelectionRange(0, ta.value.length);
var ok = document.execCommand('copy');
document.body.removeChild(ta);
ok ? resolve() : reject(new Error('execCommand copy failed'));
}catch(err){ reject(err); }
});
}
function extractNearbyText(btn){
// Priority: data attribute(s), then nearest code/pre in common wrappers
var txt = btn.getAttribute('data-clipboard-text') || btn.getAttribute('data-text');
if(txt){ return txt; }
var scope = btn.closest('.install-command, .highlight, pre, code, .md-typeset');
if(scope){
var el = scope.querySelector('code, pre code, pre');
if(el && el.textContent) return el.textContent.trim();
}
// Try immediate previous code sibling
var prev = btn.previousElementSibling;
if(prev && (/^(code|pre)$/i).test(prev.tagName)) return prev.textContent.trim();
return null;
}
function onCustomCopyClick(e){
var btn = e.target.closest('.copy-btn, .copy-btn-mini, .copy-btn-inline');
if(!btn) return;
e.preventDefault();
var text = extractNearbyText(btn);
if(!text){ showToast('Nothing to copy', 'error'); return; }
// Add visual feedback for mini button
if(btn.classList.contains('copy-btn-mini')) {
btn.classList.add('copied');
setTimeout(function(){
btn.classList.remove('copied');
}, 2000);
}
writeClipboard(text)
.then(function(){ showToast('Copied to clipboard'); })
.catch(function(){ showToast('Copy failed', 'error'); });
}
function onMaterialCopyClick(e){
var btn = e.target.closest('button.md-clipboard');
if(!btn) return;
// Hide Material's own toast notification if it exists
var materialToast = document.querySelector('.md-clipboard__message');
if(materialToast) {
materialToast.style.display = 'none';
}
// Show our custom toast
setTimeout(function(){
showToast('Copied to clipboard');
// Keep Material's toast hidden
var mt = document.querySelector('.md-clipboard__message');
if(mt) mt.style.display = 'none';
}, 40);
}
function wire(){
if(!document.__tenetsCopyWired){
document.addEventListener('click', onCustomCopyClick);
document.addEventListener('click', onMaterialCopyClick);
document.__tenetsCopyWired = true;
}
}
function init(){ wire(); }
if(document.readyState === 'loading'){
document.addEventListener('DOMContentLoaded', init);
} else { init(); }
// No MutationObserver: event delegation handles dynamic content too
})();
