feat(opds): support downloading ebooks from OPDS catalogs (#2571)

apps/readest-app/src/hooks/useLibrary.ts

@@ -0,0 +1,29 @@
+import { useEffect, useRef, useState } from 'react';
+import { useEnv } from '@/context/EnvContext';
+import { useLibraryStore } from '@/store/libraryStore';
+import { useSettingsStore } from '@/store/settingsStore';
+
+export const useLibrary = () => {
+  const { envConfig } = useEnv();
+  const { setLibrary } = useLibraryStore();
+  const { setSettings } = useSettingsStore();
+  const [libraryLoaded, setLibraryLoaded] = useState(false);
+  const isInitiating = useRef(false);
+
+  useEffect(() => {
+    if (isInitiating.current) return;
+    isInitiating.current = true;
+    const initLibrary = async () => {
+      const appService = await envConfig.getAppService();
+      const settings = await appService.loadSettings();
+      setSettings(settings);
+      setLibrary(await appService.loadLibraryBooks());
+      setLibraryLoaded(true);
+    };
+
+    initLibrary();
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, []);
+
+  return { libraryLoaded };
+};