/* =======================================================================
   File: static/js/app.js
   Purpose:
       Global utility functions shared across all scripts.
       No page-specific logic here.
   ======================================================================= */

// Shortcuts
const $ = (sel, parent = document) => parent.querySelector(sel);
const $$ = (sel, parent = document) => parent.querySelectorAll(sel);

// Safe log
function dbg(...args) {
  console.log("[APP]", ...args);
}

// AJAX helper
async function apiGet(url) {
  try {
    const res = await fetch(url, { cache: "no-store" });
    if (!res.ok) throw new Error(`HTTP ${res.status}`);
    return await res.json();
  } catch (err) {
    console.error("API GET Error:", url, err);
    return null;
  }
}

// Auto-scroll utility
function autoScroll(el) {
  if (!el) return;
  el.scrollTop = el.scrollHeight;
}