fix: rename assistant and gate exports behind collapsible switch

practice-exporter.js

@@ -4,7 +4,7 @@
   const core = window.QuestionBankCore;
   const store = window.YianBankStore;
   const matcher = window.YianAnswerMatcher;
-  const config = { autoAnswer: false, allowCopy: true, autoExport: true, role: '', course: '' };
+  const config = { autoAnswer: false, allowCopy: true, exportEnabled: false, role: '', course: '' };
   let snapshot = { records: [], counts: {}, total: 0, revision: '', storage: 'origin' };
   let loading = true, disposed = false, page = null, previous = null;
   let searchQuery = '', runKey = '', debounceTimer;
@@ -61,7 +61,7 @@
   }
   function refreshPanel(extra) {
     panel.setState(Object.assign({ autoAnswer: config.autoAnswer, allowCopy: config.allowCopy,
-      autoExport: config.autoExport, role: config.role, course: config.course, courses: courses(),
+      exportEnabled: config.exportEnabled, role: config.role, course: config.course, courses: courses(),
       bankTotal: snapshot.total, roleCounts: snapshot.counts, storageMode: snapshot.storage, loading, metrics }, extra || {}));
   }
   function performSearch(query = searchQuery, options = {}) {
@@ -106,6 +106,7 @@
     } finally { loading = false; refreshPanel(); performSearch(searchQuery, { quiet: true }); tick(); }
   }
   function exportCurrent(format = 'csv') {
+    if (!config.exportEnabled) throw new Error('请先开启“导出题库”开关');
     const route = routeInfo();
     if (!route.practice) throw new Error('请先进入支持的练习页面');
     const bank = core.extract(document, route.sourceUrl);
@@ -115,6 +116,13 @@
       + '，' + bank.total + ' 题、' + bank.answered + ' 个答案。若没有文件，请点击导出按钮。', bank.complete ? 'success' : 'warning');
     return bank;
   }
+  function setExportEnabled(enabled) {
+    const opening = !!enabled && !config.exportEnabled;
+    config.exportEnabled = !!enabled;
+    // 用户主动重新开启可再次下载；同一开启期间只自动导出一次相同题库。
+    if (opening) exported.clear();
+    refreshPanel(); tick(); return config.exportEnabled;
+  }
   const panel = window.YianAssistantPanel.create({
     onAutoChange: setAutoAnswer, onCopyChange: setCopy,
     onRoleChange: role => { setRole(role).catch(error => panel.setNotice(error.message, 'error')); },
@@ -122,7 +130,7 @@
     onImport: files => { importFiles(files).catch(() => {}); }, onSearch: performSearch,
     onSelectionSearch: text => performSearch(text),
     onExport: format => { try { exportCurrent(format); } catch (error) { panel.setNotice(error.message, 'error'); } },
-    onAutoExportChange: enabled => { config.autoExport = !!enabled; saveSetting('autoExport', config.autoExport); tick(); }
+    onExportEnabledChange: setExportEnabled
   });
 
   function tick() {
@@ -160,11 +168,11 @@
     refreshPanel({ pageStatus: status, canExport: route.practice && !!bank.total,
       canAnswer: route.practice && !route.local && page.ready && !loading && !!config.role && !!snapshot.counts[config.role] });
     if (!route.practice || !page.ready || loading) { if (runner.running) runner.stop('等待兼容练习页面准备完成'); return; }
-    if (config.autoExport && bank.complete) {
+    if (config.exportEnabled && bank.complete) {
       const key = route.key + '|' + signature;
       if (!exported.has(key)) {
         try { exportCurrent('csv'); exported.add(key); }
-        catch (error) { config.autoExport = false; refreshPanel(); panel.setNotice('自动下载失败：' + error.message, 'error'); }
+        catch (error) { config.exportEnabled = false; refreshPanel(); panel.setNotice('自动下载失败：' + error.message, 'error'); }
       }
     }
     const nextRunKey = route.key + '|' + signature + '|' + config.role + '|' + snapshot.revision;
@@ -188,13 +196,13 @@
   }
   const ready = (async () => {
     try {
-      const values = await Promise.all([store.load(), store.getSetting('role', ''), store.getSetting('allowCopy', true), store.getSetting('autoExport', true)]);
+      const values = await Promise.all([store.load(), store.getSetting('role', ''), store.getSetting('allowCopy', true)]);
       snapshot = values[0]; config.role = store.roles.includes(values[1]) ? values[1] : '';
-      config.allowCopy = values[2] !== false; config.autoExport = values[3] !== false;
+      config.allowCopy = values[2] !== false;
     } catch (error) { panel.setNotice('题库读取失败：' + error.message + '。可重新导入题库。', 'error'); }
     loading = false; copy.setEnabled(config.allowCopy); refreshPanel(); tick(); return snapshot;
   })();
-  const api = Object.freeze({ ready, importFiles, setRole, setAutoAnswer, setCopy, search: performSearch, getContext,
+  const api = Object.freeze({ ready, importFiles, setRole, setAutoAnswer, setCopy, setExportEnabled, search: performSearch, getContext,
     getSnapshot: () => snapshot, getState: () => ({ ...config, metrics, pageReady: !!page && page.ready }),
     exportCurrent, collectCurrent: () => core.extract(document, routeInfo().sourceUrl), stop: dispose });
   window.YianAssistant = api; window.YianQuestionBankExporter = api;