/* ─────────────────────────────────────────────────────────
   camhak.seteclabs.io — boot sequence + reveals + hud
   ───────────────────────────────────────────────────────── */

// ─── HUD live clock ──────────────────────────────────────
(function clock() {
  const el = document.getElementById("hud-clock");
  if (!el) return;
  function tick() {
    const d = new Date();
    const pad = n => String(n).padStart(2, "0");
    el.textContent = `${pad(d.getUTCHours())}:${pad(d.getUTCMinutes())}:${pad(d.getUTCSeconds())}Z`;
  }
  tick();
  setInterval(tick, 1000);
})();

// ─── Boot sequence (typewriter) ──────────────────────────
(function boot() {
  const el = document.getElementById("boot");
  if (!el) return;

  const lines = [
    { t: "[boot] setec-rom v3.41 init",                              c: "ok"   },
    { t: "[boot] cpu: armv7l-thumb / 2 cores / 1.0ghz",              c: "ok"   },
    { t: "[boot] memory map ........................ ok",            c: "ok"   },
    { t: "[boot] crt phosphor warmup .................. ok",         c: "ok"   },
    { t: "[net]  link: enP4p65s0 / 192.168.1.172",                   c: "ok"   },
    { t: "[net]  upstream: setec.fun / verified",                    c: "ok"   },
    { t: "[svc]  loading payload: camhak/index",                     c: ""     },
    { t: "[svc]  decrypting findings ............... 18 records",    c: "ok"   },
    { t: "[warn] subject vendor unresponsive (CISA)",                c: "warn" },
    { t: "[scan] uplink stable. handing off to renderer.",           c: "ok"   },
    { t: "",                                                          c: ""     },
  ];

  let li = 0, ci = 0;
  let buf = "";
  const speed = 6; // ms per char

  function step() {
    if (li >= lines.length) {
      el.innerHTML = buf + '<span class="cur">█</span>';
      return;
    }
    const line = lines[li];
    if (ci === 0 && line.t.length === 0) {
      buf += "\n";
      li++;
      setTimeout(step, 60);
      return;
    }
    if (ci < line.t.length) {
      ci++;
    } else {
      // line complete; wrap with class
      const wrapped = line.c ? `<span class="${line.c}">${line.t}</span>` : line.t;
      // replace the in-progress text with the wrapped version
      buf = buf.replace(line.t, wrapped) + "\n";
      li++;
      ci = 0;
      setTimeout(step, 90);
      return;
    }
    // render in-progress (without span coloring while typing)
    el.innerHTML = buf + line.t.slice(0, ci) + '<span class="cur">█</span>';
    setTimeout(step, speed + Math.random() * 8);
  }

  step();
})();

// ─── Section reveal on scroll (one-shot) ─────────────────
(function reveal() {
  if (!("IntersectionObserver" in window)) {
    document.querySelectorAll(".reveal").forEach(el => el.classList.add("in-view"));
    return;
  }
  const io = new IntersectionObserver((entries) => {
    entries.forEach(e => {
      if (e.isIntersecting) {
        e.target.classList.add("in-view");
        io.unobserve(e.target);
      }
    });
  }, { rootMargin: "0px 0px -10% 0px", threshold: 0.05 });

  document.querySelectorAll(".reveal").forEach(el => io.observe(el));
})();

// ─── Random subtle glitch on the hero every ~10s ─────────
(function periodicGlitch() {
  const el = document.getElementById("ascii-logo");
  if (!el) return;
  setInterval(() => {
    el.style.animation = "none";
    void el.offsetWidth;
    el.style.animation = "glitch-shake 0.4s linear";
  }, 9000 + Math.random() * 5000);
})();