refactor: remove discover tab and surprise me client code

static/discover.ts

@@ -1,96 +0,0 @@
-import { parseClassList } from "./utils";
-
-const setActiveDiscoverTab = (clickedTab: Element): void => {
-  const group = clickedTab.closest('[data-tab-group="discover"]');
-  if (!group) {
-    return;
-  }
-
-  // reset all tabs in group
-  const triggers = group.querySelectorAll("[data-tab-trigger]");
-  triggers.forEach((tab) => {
-    const activeClasses = parseClassList(tab.getAttribute("data-tab-active-classes"));
-    const inactiveClasses = parseClassList(tab.getAttribute("data-tab-inactive-classes"));
-    tab.classList.remove(...activeClasses);
-    tab.classList.add(...inactiveClasses);
-  });
-
-  // mark clicked tab as active
-  const activeClasses = parseClassList(clickedTab.getAttribute("data-tab-active-classes"));
-  const inactiveClasses = parseClassList(clickedTab.getAttribute("data-tab-inactive-classes"));
-  clickedTab.classList.remove(...inactiveClasses);
-  clickedTab.classList.add(...activeClasses);
-};
-
-const onDiscoverTabClick = (event: MouseEvent): void => {
-  const target = event.target;
-  if (!(target instanceof Element)) {
-    return;
-  }
-
-  const trigger = target.closest("[data-tab-trigger]");
-  if (!trigger) {
-    return;
-  }
-
-  setActiveDiscoverTab(trigger);
-};
-
-const initDiscoverTabs = (): void => {
-  document.addEventListener("click", onDiscoverTabClick);
-};
-
-initDiscoverTabs();
-
-const initSurpriseMe = (): void => {
-  let isFetchingRandom = false;
-
-  const onClick = async (): Promise<void> => {
-    if (isFetchingRandom) return;
-
-    const btn = document.getElementById("surprise-btn") as HTMLButtonElement | null;
-    if (!btn) return;
-    isFetchingRandom = true;
-
-    const spinner = document.getElementById("surprise-spinner");
-    const text = document.getElementById("surprise-text");
-    const icon = document.getElementById("surprise-icon");
-
-    btn.disabled = true;
-    spinner?.classList.remove("hidden");
-    icon?.classList.add("hidden");
-    if (text) text.textContent = "Picking…";
-
-    try {
-      const res = await fetch(`/api/jikan/random/anime?t=${Date.now()}`, { cache: "no-store" });
-      if (!res.ok) throw new Error("Failed to fetch random anime");
-      const json = (await res.json()) as unknown;
-      const data = (json as { data?: unknown }).data as { mal_id?: unknown } | undefined;
-      const malId = typeof data?.mal_id === "number" ? data.mal_id : 0;
-      if (malId > 0) {
-        window.location.href = `/anime/${malId}`;
-        return;
-      }
-      throw new Error("Random anime missing mal_id");
-    } catch (error) {
-      console.error(error);
-      alert("Could not pick a random anime right now. Please try again.");
-    } finally {
-      isFetchingRandom = false;
-      btn.disabled = false;
-      spinner?.classList.add("hidden");
-      icon?.classList.remove("hidden");
-      if (text) text.textContent = "Surprise Me";
-    }
-  };
-
-  document.addEventListener("click", (e) => {
-    const target = e.target;
-    if (!(target instanceof Element)) return;
-    const surprise = target.closest("[data-surprise-me]");
-    if (!surprise) return;
-    void onClick();
-  });
-};
-
-initSurpriseMe();