// ui_msg.js — shared status/error message helpers (dmr-web, svx-web, svxlink-web).
// Canonical copy: callmgr2/www-mumien/lib/ui_msg.js; other repos carry a COPY.
//
//   setMsg(elOrId, text, isErr)        inline text line: hidden when empty, green/red
//   showErr(elOrId, text)              show/hide an error line, keeps its own colour
//   flashMsg(selOrEl, html, isErr, ttlMs)  panel-style box (svxlink-web); ttl 0 = stays
(function () {
  'use strict';
  const el = x => (typeof x === 'string' ? (document.getElementById(x) || document.querySelector(x)) : x);
  function setMsg(target, msg, isErr) {
    const e = el(target); if (!e) return;
    if (!msg) { e.style.display = 'none'; e.textContent = ''; return; }
    e.textContent = msg;
    e.style.color = isErr ? '#ff8080' : '#0f0';
    e.style.display = 'block';
  }
  function showErr(target, msg) {
    const e = el(target); if (!e) return;
    if (!msg) { e.style.display = 'none'; e.textContent = ''; return; }
    e.textContent = msg;
    e.style.display = 'block';
  }
  function flashMsg(target, html, isErr, ttlMs) {
    const e = el(target); if (!e) return;
    e.innerHTML = '<div class="panel" style="color:' + (isErr ? '#ff8080' : '#00ff9c') + ';">' + html + '</div>';
    if (ttlMs > 0) setTimeout(() => { if (e.firstChild) e.innerHTML = ''; }, ttlMs);
  }
  window.setMsg = setMsg;
  window.showErr = showErr;
  window.flashMsg = flashMsg;
})();