update select video

backend/static/js/app.js

@@ -526,27 +526,46 @@ function renderAttempt(attempt) {
   root.append(label, title, form);
 }
 
-function filterChip(label, value, type, active) {
+function filterOption(label, value, type, active) {
   const button = document.createElement("button");
-  button.className = `filter-chip${active ? " active" : ""}`;
+  button.className = `filter-option${active ? " active" : ""}`;
   button.textContent = label;
   button.dataset[type] = value;
+  button.setAttribute("role", "option");
   button.addEventListener("click", () => {
     if (type === "ability") state.videoAbility = value;
     if (type === "discipline") state.videoDiscipline = value;
     renderVideoFilters();
     renderVideos();
+    closeFilterDropdowns();
   });
   return button;
 }
 
+function closeFilterDropdowns() {
+  $$(".filter-dropdown-panel").forEach((panel) => panel.classList.add("hidden"));
+  $$(".filter-dropdown-toggle").forEach((toggle) => toggle.setAttribute("aria-expanded", "false"));
+}
+
+function toggleFilterDropdown(type) {
+  const panel = $(`#${type}-panel`);
+  const toggle = $(`#${type}-toggle`);
+  const isOpen = !panel.classList.contains("hidden");
+  closeFilterDropdowns();
+  if (!isOpen) {
+    panel.classList.remove("hidden");
+    toggle.setAttribute("aria-expanded", "true");
+  }
+}
+
 function renderVideoFilters() {
   if (!state.videoCatalog) return;
-  const abilityRoot = $("#ability-filters");
-  abilityRoot.replaceChildren(
-    filterChip(`全部 ${state.videoCatalog.total}`, "", "ability", !state.videoAbility),
+
+  const abilityPanel = $("#ability-panel");
+  abilityPanel.replaceChildren(
+    filterOption(`全部 ${state.videoCatalog.total}`, "", "ability", !state.videoAbility),
     ...state.videoCatalog.abilities.map((ability) =>
-      filterChip(
+      filterOption(
         `${ability.icon} ${ability.label} ${ability.count}`,
         ability.id,
         "ability",
@@ -554,11 +573,14 @@ function renderVideoFilters() {
       )
     ),
   );
-  const disciplineRoot = $("#discipline-filters");
-  disciplineRoot.replaceChildren(
-    filterChip("全部专业", "", "discipline", !state.videoDiscipline),
+  const abilityLabel = state.videoCatalog.abilities.find((a) => a.id === state.videoAbility);
+  $("#ability-label").textContent = abilityLabel ? `${abilityLabel.icon} ${abilityLabel.label}` : "全部维度";
+
+  const disciplinePanel = $("#discipline-panel");
+  disciplinePanel.replaceChildren(
+    filterOption("全部专业", "", "discipline", !state.videoDiscipline),
     ...state.videoCatalog.disciplines.map((discipline) =>
-      filterChip(
+      filterOption(
         `${discipline.icon || "∑"} ${discipline.name}`,
         discipline.name,
         "discipline",
@@ -566,11 +588,10 @@ function renderVideoFilters() {
       )
     ),
   );
+  const disciplineLabel = state.videoCatalog.disciplines.find((d) => d.name === state.videoDiscipline);
+  $("#discipline-label").textContent = disciplineLabel ? `${disciplineLabel.icon || "∑"} ${disciplineLabel.name}` : "全部专业";
 
-  const selected = state.videoCatalog.abilities.find(
-    (item) => item.id === state.videoAbility
-  );
-  $("#video-stream-title").textContent = selected ? `${selected.label}视频流` : "全部视频";
+  $("#video-stream-title").textContent = abilityLabel ? `${abilityLabel.label}视频流` : "全部视频";
   $$(".ability-node").forEach((node) => {
     node.classList.toggle("active", node.dataset.ability === state.videoAbility);
   });
@@ -1128,6 +1149,11 @@ function bindUI() {
   });
   $("#enter-alumni").addEventListener("click", showLifeSkills);
   $("#back-to-hub").addEventListener("click", showLifeHub);
+  $("#ability-toggle").addEventListener("click", () => toggleFilterDropdown("ability"));
+  $("#discipline-toggle").addEventListener("click", () => toggleFilterDropdown("discipline"));
+  document.addEventListener("click", (event) => {
+    if (!event.target.closest(".filter-dropdown")) closeFilterDropdowns();
+  });
   $$(".route-card").forEach((card) => {
     card.addEventListener("click", (event) => {
       if (event.target.closest(".route-enter")) return;