---
import { TOOLS, toolSection } from "@snapotter/shared";
import * as lucideIcons from "lucide";

const MODALITY_META: Record<string, { label: string; color: string }> = {
  image: { label: "Image", color: "#E07832" },
  video: { label: "Video", color: "#BE4A3C" },
  audio: { label: "Audio", color: "#2C7A75" },
  document: { label: "PDF", color: "#44568C" },
  file: { label: "Data", color: "#5C8642" },
};

function renderIcon(iconName: string): string {
  const iconData = (lucideIcons as Record<string, unknown>)[iconName];
  if (!iconData || !Array.isArray(iconData)) return "";
  return iconData
    .map(([tag, attrs]: [string, Record<string, string>]) => {
      const attrStr = Object.entries(attrs)
        .map(([k, v]) => `${k}="${v}"`)
        .join(" ");
      return `<${tag} ${attrStr}/>`;
    })
    .join("");
}
---

<div class="hero-search animate-fade-up relative z-30 mx-auto mt-8 max-w-xl" style="animation-delay: 0.18s;">
  <div class="relative">
    <svg class="pointer-events-none absolute top-1/2 left-5 h-5 w-5 -translate-y-1/2 text-muted" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"/><line x1="21" y1="21" x2="16.65" y2="16.65"/></svg>
    <input
      type="text"
      id="hero-tool-search"
      autocomplete="off"
      placeholder="Search tools"
      class="w-full rounded-2xl border border-border bg-surface py-4 pr-4 pl-12 text-base shadow-sm outline-none transition-all placeholder:text-muted focus:border-primary focus:shadow-md"
      aria-label="Search tools"
      aria-expanded="false"
      aria-controls="hero-search-results"
    />
  </div>

  <!-- Live results dropdown -->
  <div
    id="hero-search-results"
    class="absolute z-20 mt-2 hidden w-full overflow-hidden rounded-2xl border border-border bg-surface text-start shadow-xl"
  >
    <ul id="hero-search-list" class="max-h-80 overflow-y-auto py-1.5">
      {TOOLS.map((tool) => {
        const mod = MODALITY_META[tool.modality];
        return (
          <li
            class="hero-result"
            data-name={tool.name.toLowerCase()}
            data-desc={tool.description.toLowerCase()}
            data-mod={(mod?.label || "").toLowerCase()}
            hidden
          >
            <a
              href={`/tools/${toolSection(tool)}/${tool.id}/`}
              class="flex items-center gap-3 px-4 py-2.5 no-underline transition-colors hover:bg-primary-subtle"
            >
              <svg
                class="h-5 w-5 shrink-0"
                style={{ color: mod?.color }}
                viewBox="0 0 24 24"
                fill="none"
                stroke="currentColor"
                stroke-width="2"
                stroke-linecap="round"
                stroke-linejoin="round"
                set:html={renderIcon(tool.icon)}
              />
              <span class="flex-1 text-sm font-medium text-foreground">{tool.name}</span>
              <span
                class="shrink-0 rounded-full px-2 py-0.5 text-[11px] font-semibold"
                style={`background-color: ${mod?.color}1a; color: ${mod?.color}`}
              >
                {mod?.label}
              </span>
            </a>
          </li>
        );
      })}
    </ul>
    <p id="hero-search-empty" class="hidden px-4 py-3 text-sm text-muted">
      No tools match. Try "resize", "convert", or "compress".
    </p>
  </div>
</div>

<script is:inline>
  (function () {
    var input = document.getElementById("hero-tool-search");
    var box = document.getElementById("hero-search-results");
    var empty = document.getElementById("hero-search-empty");
    var items = Array.prototype.slice.call(
      document.querySelectorAll("#hero-search-list .hero-result"),
    );
    var MAX = 7;
    var firstHref = null;

    function close() {
      box.classList.add("hidden");
      input.setAttribute("aria-expanded", "false");
    }

    function open() {
      box.classList.remove("hidden");
      input.setAttribute("aria-expanded", "true");
    }

    function run() {
      var q = input.value.toLowerCase().trim();
      if (!q) {
        close();
        return;
      }
      var tokens = q.split(/\s+/);
      var shown = 0;
      firstHref = null;
      items.forEach(function (li) {
        var hay =
          (li.getAttribute("data-name") || "") +
          " " +
          (li.getAttribute("data-desc") || "") +
          " " +
          (li.getAttribute("data-mod") || "");
        var hit = tokens.every(function (t) {
          return hay.indexOf(t) !== -1;
        });
        if (hit && shown < MAX) {
          li.hidden = false;
          shown++;
          if (!firstHref) firstHref = li.querySelector("a").getAttribute("href");
        } else {
          li.hidden = true;
        }
      });
      empty.classList.toggle("hidden", shown !== 0);
      open();
    }

    input.addEventListener("input", run);
    input.addEventListener("focus", function () {
      if (input.value.trim()) run();
    });
    input.addEventListener("keydown", function (e) {
      if (e.key === "Enter" && firstHref) {
        window.location.href = firstHref;
      } else if (e.key === "Escape") {
        close();
        input.blur();
      }
    });
    document.addEventListener("click", function (e) {
      if (!box.contains(e.target) && e.target !== input) close();
    });
  })();
</script>