Move import state into ImportPage; share translation list via hook

The session-list import form, preview, and runEpisodeImport now live in
ImportPage. useAvailableTranslations fetches the translation list once per
visit for both Import and Setup. Drops the never-read importFile state.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/App.jsx

@@ -48,8 +48,6 @@ import {
 } from './utils/exportBuilders.js';
 import {
   parseCrossRefString,
-  parseEpisodePassage,
-  parseEpisodeListDocx,
 } from './utils/importParsers.js';
 
 import {
@@ -83,7 +81,6 @@ const PronunciationPage = lazy(() => import('./pages/PronunciationPage.jsx'));
 // ---------------------------------------------------------------------------
 
 const App = () => {
-  const [availableTranslations, setAvailableTranslations] = useState(['BSB']);
   const [setup, setSetup] = useState({
     translation: 'BSB',
     book: 'Titus',
@@ -138,13 +135,6 @@ const App = () => {
   });
   const [renamingId, setRenamingId] = useState(null);
   const [renameValue, setRenameValue] = useState('');
-  const [importBookAbbrev, setImportBookAbbrev] = useState(bookOptions[0].abbrev);
-  const [importTranslation, setImportTranslation] = useState('BSB');
-  const [importTitle, setImportTitle] = useState('');
-  const [importFile, setImportFile] = useState(null);
-  const [importPreview, setImportPreview] = useState(null); // parsed episode specs, before fetching chapters
-  const [importBusy, setImportBusy] = useState(false);
-  const [importError, setImportError] = useState('');
   const reader = useBibleReader(currentPage);
   const audio = useAudio(reader.readerBookAbbrev, reader.readerChapter);
   const { authUser, setAuthUser, authServerDown, signIn, logout } = useAuth({
@@ -322,17 +312,6 @@ const App = () => {
     return () => { cancelled = true; };
   }, [authUser]);
 
-  useEffect(() => {
-    fetch('https://bible.helloao.org/api/available_translations.json')
-      .then((res) => res.json())
-      .then((data) => {
-        if (Array.isArray(data) && data.length > 0) {
-          setAvailableTranslations(data);
-        }
-      })
-      .catch(() => {});
-  }, []);
-
   useEffect(() => {
     if (!titleEdited) {
       setSetup((current) => ({
@@ -1530,151 +1509,9 @@ const App = () => {
 
   const openImportProject = () => {
     setProject(null);
-    setImportBookAbbrev(bookOptions[0].abbrev);
-    setImportTranslation('BSB');
-    setImportTitle('');
-    setImportFile(null);
-    setImportPreview(null);
-    setImportError('');
     setCurrentPage('import');
   };
 
-  const handleImportFileChange = async (file) => {
-    setImportFile(file);
-    setImportPreview(null);
-    setImportError('');
-    if (!file) return;
-    setImportBusy(true);
-    try {
-      const episodes = await parseEpisodeListDocx(file);
-      if (episodes.length === 0) {
-        throw new Error('No "Session # / Title / Passage" table found in that document.');
-      }
-      const specs = episodes.map((ep) => ({ ...ep, parsed: parseEpisodePassage(ep.passage) }));
-      setImportPreview(specs);
-    } catch (error) {
-      setImportError(error.message || 'Failed to read that document.');
-    } finally {
-      setImportBusy(false);
-    }
-  };
-
-  const runEpisodeImport = async () => {
-    if (!importPreview || importPreview.length === 0) {
-      setImportError('Choose a .docx file first.');
-      return;
-    }
-    setImportBusy(true);
-    setImportError('');
-    try {
-      const selectedBook = bookOptions.find((b) => b.abbrev === importBookAbbrev) ?? bookOptions[0];
-
-      const chapterNumbersNeeded = new Set();
-      importPreview.forEach((spec) => {
-        if (spec.parsed && spec.parsed !== 'invalid') {
-          chapterNumbersNeeded.add(spec.parsed.startChapter);
-          chapterNumbersNeeded.add(spec.parsed.endChapter);
-        }
-      });
-      const sortedChapters = Array.from(chapterNumbersNeeded).sort((a, b) => a - b);
-      if (sortedChapters.length === 0) {
-        throw new Error('No verse passages found to import.');
-      }
-
-      const versesByChapter = {};
-      for (const chNum of sortedChapters) {
-        const response = await fetch(
-          `https://bible.helloao.org/api/${importTranslation}/${selectedBook.abbrev}/${chNum}.json`,
-        );
-        if (!response.ok) throw new Error(`Unable to load ${selectedBook.name} ${chNum}.`);
-        const data = await response.json();
-        const verses = parseBibleChapter(data);
-        if (!verses.length) throw new Error(`No verses returned for ${selectedBook.name} ${chNum}.`);
-        versesByChapter[chNum] = verses;
-      }
-
-      const chapterIndexByNum = new Map(sortedChapters.map((n, idx) => [n, idx]));
-      const chapters = sortedChapters.map((chNum) => ({
-        book: selectedBook.name,
-        bookAbbrev: selectedBook.abbrev,
-        chapter: chNum,
-        verses: versesByChapter[chNum],
-        chunks: [],
-      }));
-
-      // Markers (rows with no passage) attach to the nearest upcoming chapter with a
-      // real passage, or fall back to the previous one for trailing markers.
-      const anchorChapterFor = importPreview.map((spec, i) => {
-        if (spec.parsed && spec.parsed !== 'invalid') return spec.parsed.startChapter;
-        for (let j = i + 1; j < importPreview.length; j += 1) {
-          const next = importPreview[j].parsed;
-          if (next && next !== 'invalid') return next.startChapter;
-        }
-        for (let j = i - 1; j >= 0; j -= 1) {
-          const prev = importPreview[j].parsed;
-          if (prev && prev !== 'invalid') return prev.startChapter;
-        }
-        return sortedChapters[0];
-      });
-
-      importPreview.forEach((spec, i) => {
-        if (spec.parsed === 'invalid') return; // skip unparseable rows entirely
-        const chIdx = chapterIndexByNum.get(anchorChapterFor[i]);
-        if (chIdx == null) return;
-        const target = chapters[chIdx];
-
-        const baseChunk = {
-          id: makeId(),
-          observation: '',
-          interpretation: '',
-          application: '',
-          crossReferences: [],
-          greekWords: [],
-          generalNotes: '',
-          episodeNumber: spec.episodeNumber,
-          episodeTitle: spec.title,
-          finalScript: '',
-          tags: [],
-        };
-
-        if (!spec.parsed) {
-          // No passage (e.g. a part intro/review) -> zero-length marker chunk.
-          target.chunks.push({ ...baseChunk, startVerse: 0, endVerse: 0, spilloverEndVerse: null });
-          return;
-        }
-
-        const { startChapter, startVerse, endChapter, endVerse } = spec.parsed;
-        if (endChapter === startChapter) {
-          target.chunks.push({ ...baseChunk, startVerse, endVerse, spilloverEndVerse: null });
-        } else {
-          const lastVerseOfStartChapter = versesByChapter[startChapter]?.at(-1)?.number ?? endVerse;
-          target.chunks.push({
-            ...baseChunk,
-            startVerse,
-            endVerse: lastVerseOfStartChapter,
-            spilloverEndVerse: endVerse,
-          });
-        }
-      });
-
-      const newProject = {
-        id: makeId(),
-        title: importTitle.trim() || `${selectedBook.name} Sessions`,
-        translation: importTranslation,
-        lastEdited: Date.now(),
-        selectedChunkId: null,
-        chapters,
-      };
-      setProject(newProject);
-      setActiveChapterIndex(0);
-      setCurrentPage('setup');
-    } catch (error) {
-      setImportError(error.message || 'Import failed.');
-    } finally {
-      setImportBusy(false);
-    }
-  };
-
   const resumeProject = (id) => {
     const loaded = loadProjectById(id);
     if (!loaded) return;
@@ -1957,21 +1794,10 @@ const deleteProject = (id) => {
     deleteProject,
     // Audio (book player on Home + chapter player in the Reader)
     ...audio,
-    // Import
-    importBookAbbrev, setImportBookAbbrev,
-    importTranslation, setImportTranslation,
-    importTitle, setImportTitle,
-    importFile,
-    importPreview,
-    importBusy,
-    importError,
-    handleImportFileChange,
-    runEpisodeImport,
     // Reader
     ...reader,
     copyVerse,
     // Setup
-    availableTranslations,
     project, setProject,
     setup,
     titleEdited, setTitleEdited,

src/App.test.jsx

@@ -497,3 +497,18 @@ describe('Admin page', () => {
     expect(screen.queryByRole('button', { name: /admin/i })).not.toBeInTheDocument();
   });
 });
+
+// ---------------------------------------------------------------------------
+// Import page (state is local to ImportPage)
+// ---------------------------------------------------------------------------
+describe('Import page', () => {
+  test('opens from Home, lists fetched translations, and goes back', async () => {
+    const user = userEvent.setup();
+    await renderApp();
+    await user.click(screen.getByRole('button', { name: /import session list/i }));
+    expect(await screen.findByRole('heading', { name: /import session list/i })).toBeInTheDocument();
+    expect(await screen.findByRole('option', { name: 'KJV' })).toBeInTheDocument();
+    await user.click(screen.getByRole('button', { name: /back/i }));
+    expect(await screen.findByRole('button', { name: /import session list/i })).toBeInTheDocument();
+  });
+});

src/hooks/useAvailableTranslations.js

@@ -0,0 +1,25 @@
+// The list of Bible translations offered by the HelloAO API, fetched once per
+// visit and shared by every page that needs it (Setup, Import).
+import { useEffect, useState } from 'react';
+
+let cached = null;
+let pending = null;
+
+export function useAvailableTranslations() {
+  const [translations, setTranslations] = useState(cached ?? ['BSB']);
+  useEffect(() => {
+    if (cached) return;
+    pending ??= fetch('https://bible.helloao.org/api/available_translations.json')
+      .then((res) => res.json())
+      .then((data) => {
+        if (Array.isArray(data) && data.length > 0) cached = data;
+        return cached;
+      })
+      .catch(() => null)
+      .finally(() => { pending = null; });
+    let active = true;
+    pending.then((list) => { if (active && list) setTranslations(list); });
+    return () => { active = false; };
+  }, []);
+  return translations;
+}

src/pages/ImportPage.jsx

@@ -1,21 +1,153 @@
+import { useState } from 'react';
 import { useApp } from '../context/AppContext.js';
-import { bookOptions } from '../utils/bibleUtils.jsx';
+import { useAvailableTranslations } from '../hooks/useAvailableTranslations.js';
+import { bookOptions, makeId, parseBibleChapter } from '../utils/bibleUtils.jsx';
+import { parseEpisodeListDocx, parseEpisodePassage } from '../utils/importParsers.js';
 
 export default function ImportPage() {
-  const {
-    authStatus,
-    setCurrentPage,
-    availableTranslations,
-    importBookAbbrev, setImportBookAbbrev,
-    importTranslation, setImportTranslation,
-    importTitle, setImportTitle,
-    importFile,
-    importPreview,
-    importBusy,
-    importError,
-    handleImportFileChange,
-    runEpisodeImport,
-  } = useApp();
+  const { authStatus, setCurrentPage, setProject, setActiveChapterIndex } = useApp();
+  const availableTranslations = useAvailableTranslations();
+  const [importBookAbbrev, setImportBookAbbrev] = useState(bookOptions[0].abbrev);
+  const [importTranslation, setImportTranslation] = useState('BSB');
+  const [importTitle, setImportTitle] = useState('');
+  const [importPreview, setImportPreview] = useState(null); // parsed episode specs, before fetching chapters
+  const [importBusy, setImportBusy] = useState(false);
+  const [importError, setImportError] = useState('');
+
+  const handleImportFileChange = async (file) => {
+    setImportPreview(null);
+    setImportError('');
+    if (!file) return;
+    setImportBusy(true);
+    try {
+      const episodes = await parseEpisodeListDocx(file);
+      if (episodes.length === 0) {
+        throw new Error('No "Session # / Title / Passage" table found in that document.');
+      }
+      const specs = episodes.map((ep) => ({ ...ep, parsed: parseEpisodePassage(ep.passage) }));
+      setImportPreview(specs);
+    } catch (error) {
+      setImportError(error.message || 'Failed to read that document.');
+    } finally {
+      setImportBusy(false);
+    }
+  };
+
+  const runEpisodeImport = async () => {
+    if (!importPreview || importPreview.length === 0) {
+      setImportError('Choose a .docx file first.');
+      return;
+    }
+    setImportBusy(true);
+    setImportError('');
+    try {
+      const selectedBook = bookOptions.find((b) => b.abbrev === importBookAbbrev) ?? bookOptions[0];
+
+      const chapterNumbersNeeded = new Set();
+      importPreview.forEach((spec) => {
+        if (spec.parsed && spec.parsed !== 'invalid') {
+          chapterNumbersNeeded.add(spec.parsed.startChapter);
+          chapterNumbersNeeded.add(spec.parsed.endChapter);
+        }
+      });
+      const sortedChapters = Array.from(chapterNumbersNeeded).sort((a, b) => a - b);
+      if (sortedChapters.length === 0) {
+        throw new Error('No verse passages found to import.');
+      }
+
+      const versesByChapter = {};
+      for (const chNum of sortedChapters) {
+        const response = await fetch(
+          `https://bible.helloao.org/api/${importTranslation}/${selectedBook.abbrev}/${chNum}.json`,
+        );
+        if (!response.ok) throw new Error(`Unable to load ${selectedBook.name} ${chNum}.`);
+        const data = await response.json();
+        const verses = parseBibleChapter(data);
+        if (!verses.length) throw new Error(`No verses returned for ${selectedBook.name} ${chNum}.`);
+        versesByChapter[chNum] = verses;
+      }
+
+      const chapterIndexByNum = new Map(sortedChapters.map((n, idx) => [n, idx]));
+      const chapters = sortedChapters.map((chNum) => ({
+        book: selectedBook.name,
+        bookAbbrev: selectedBook.abbrev,
+        chapter: chNum,
+        verses: versesByChapter[chNum],
+        chunks: [],
+      }));
+
+      // Markers (rows with no passage) attach to the nearest upcoming chapter with a
+      // real passage, or fall back to the previous one for trailing markers.
+      const anchorChapterFor = importPreview.map((spec, i) => {
+        if (spec.parsed && spec.parsed !== 'invalid') return spec.parsed.startChapter;
+        for (let j = i + 1; j < importPreview.length; j += 1) {
+          const next = importPreview[j].parsed;
+          if (next && next !== 'invalid') return next.startChapter;
+        }
+        for (let j = i - 1; j >= 0; j -= 1) {
+          const prev = importPreview[j].parsed;
+          if (prev && prev !== 'invalid') return prev.startChapter;
+        }
+        return sortedChapters[0];
+      });
+
+      importPreview.forEach((spec, i) => {
+        if (spec.parsed === 'invalid') return; // skip unparseable rows entirely
+        const chIdx = chapterIndexByNum.get(anchorChapterFor[i]);
+        if (chIdx == null) return;
+        const target = chapters[chIdx];
+
+        const baseChunk = {
+          id: makeId(),
+          observation: '',
+          interpretation: '',
+          application: '',
+          crossReferences: [],
+          greekWords: [],
+          generalNotes: '',
+          episodeNumber: spec.episodeNumber,
+          episodeTitle: spec.title,
+          finalScript: '',
+          tags: [],
+        };
+
+        if (!spec.parsed) {
+          // No passage (e.g. a part intro/review) -> zero-length marker chunk.
+          target.chunks.push({ ...baseChunk, startVerse: 0, endVerse: 0, spilloverEndVerse: null });
+          return;
+        }
+
+        const { startChapter, startVerse, endChapter, endVerse } = spec.parsed;
+        if (endChapter === startChapter) {
+          target.chunks.push({ ...baseChunk, startVerse, endVerse, spilloverEndVerse: null });
+        } else {
+          const lastVerseOfStartChapter = versesByChapter[startChapter]?.at(-1)?.number ?? endVerse;
+          target.chunks.push({
+            ...baseChunk,
+            startVerse,
+            endVerse: lastVerseOfStartChapter,
+            spilloverEndVerse: endVerse,
+          });
+        }
+      });
+
+      const newProject = {
+        id: makeId(),
+        title: importTitle.trim() || `${selectedBook.name} Sessions`,
+        translation: importTranslation,
+        lastEdited: Date.now(),
+        selectedChunkId: null,
+        chapters,
+      };
+      setProject(newProject);
+      setActiveChapterIndex(0);
+      setCurrentPage('setup');
+    } catch (error) {
+      setImportError(error.message || 'Import failed.');
+    } finally {
+      setImportBusy(false);
+    }
+  };
 
   return (
     <div className="min-h-screen bg-slate-50 text-slate-900">

src/pages/SetupPage.jsx

@@ -1,4 +1,5 @@
 import { useApp } from '../context/AppContext.js';
+import { useAvailableTranslations } from '../hooks/useAvailableTranslations.js';
 import { bookOptions, formatChunkReference } from '../utils/bibleUtils.jsx';
 
 function SetupForm({ setup, availableTranslations, titleEdited, loadingChapter, errorMessage, hideTitle, onField, onTitleChange, onLoad }) {
@@ -83,7 +84,6 @@ export default function SetupPage() {
     headerButtons,
     project,
     setup,
-    availableTranslations,
     titleEdited, setTitleEdited,
     activeChapterIndex, setActiveChapterIndex,
     activeChapter,
@@ -111,6 +111,7 @@ export default function SetupPage() {
     deleteChunk,
     updateProject,
   } = useApp();
+  const availableTranslations = useAvailableTranslations();
 
   const chapterTabs = project?.chapters ?? [];