fix: sva now extracts and reads properly
This commit is contained in:
gosangam
+62
-90
@@ -1,10 +1,10 @@
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/**
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* Data access layer for Songs of the Vaiṣṇava Ācāryas (SVA).
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*
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* Reads from MongoDB via Prisma.
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* SVA is a song book with 4 parent parts, each containing multiple songs
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* (sub-chapters). Each song is stored as its own prose_chapters document
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* with slugs like "1-1", "1-2", "2-1", etc.
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* Reads from MongoDB via Prisma, same as the rest of the app.
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* SVA is a hierarchical song book with 4 parent parts, each containing
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* multiple songs (sub-chapters). Each song is stored as its own
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* prose_chapters document with slugs like "1-1", "1-2", "2-1", etc.
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*
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* When the DB isn't seeded yet, falls back to reading local JSON files
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* from lib/jsons/books/sva/.
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@@ -130,8 +130,8 @@ function normalizeParagraphs(paragraphs: string[] | JsonValue): string[] {
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// ---------------------------------------------------------------------------
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function readLocalJson<T>(filePath: string): T | null {
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if (!fs.existsSync(filePath)) return null;
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try {
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if (!fs.existsSync(filePath)) return null;
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return JSON.parse(fs.readFileSync(filePath, "utf-8")) as T;
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} catch {
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return null;
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@@ -147,39 +147,19 @@ function getLocalIntroSegments(): SvaIntroSegment[] {
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for (const file of files) {
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const filePath = path.join(introDir, file);
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const seg = readLocalJson<SvaIntroSegment>(filePath);
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if (seg) results.push(seg);
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if (seg) {
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results.push({
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...seg,
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slug: seg.slug.startsWith("intro-") ? seg.slug : `intro-${seg.slug}`,
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});
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}
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return results.sort((a, b) => (a.order ?? 0) - (b.order ?? 0));
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}
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function getLocalIntroSegment(rawSlug: string): SvaIntroSegment | null {
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const filePath = path.join(SVA_JSON_DIR, "intro", `${rawSlug}.json`);
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return readLocalJson<SvaIntroSegment>(filePath);
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return results.sort((a, b) => a.order - b.order);
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}
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function getLocalSubChapter(slug: string): SvaChapter | null {
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const filePath = path.join(SVA_JSON_DIR, "chapters", `${slug}.json`);
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const raw = readLocalJson<{
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book: string;
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slug: string;
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parentChapter: number;
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subChapter: number;
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title: string;
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parentTitle: string;
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type: string;
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paragraphs: string[];
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}>(filePath);
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if (!raw) return null;
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return {
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book: raw.book,
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chapter: raw.slug,
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parentChapter: raw.parentChapter,
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subChapter: raw.subChapter,
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title: raw.title,
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parentTitle: raw.parentTitle,
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type: raw.type,
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paragraphs: raw.paragraphs,
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};
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return readLocalJson<SvaChapter>(filePath);
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}
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// ---------------------------------------------------------------------------
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@@ -194,7 +174,7 @@ export async function getSvaMeta(): Promise<SvaMeta | null> {
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const meta = await prisma.bookMeta.findUnique({ where: { book: BOOK } });
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if (meta) return meta.data as unknown as SvaMeta;
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} catch {
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// Prisma BSON decode error — fall through to local JSON
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// fall through to local JSON
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}
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// Fallback to local JSON
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@@ -227,7 +207,7 @@ export async function getSvaIntroSegments(): Promise<SvaIntroSegment[]> {
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}));
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}
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} catch {
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// Prisma BSON decode error — fall through to local JSON
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// fall through to local JSON
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}
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// Fallback to local JSON
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@@ -236,7 +216,7 @@ export async function getSvaIntroSegments(): Promise<SvaIntroSegment[]> {
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/**
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* A single intro segment by slug.
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* Accepts both "intro-front-pages" (URL slug) and "front-pages" (raw slug).
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* Accepts both "intro-foreword" (URL slug) and "foreword" (raw slug).
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*/
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export async function getSvaIntroSegment(
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slug: string,
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@@ -247,6 +227,7 @@ export async function getSvaIntroSegment(
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? slug.replace(/^intro-/, "")
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: slug;
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try {
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const doc = await prisma.proseChapter.findUnique({
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where: {
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book_volume_slug: { book: BOOK, volume: NO_VOLUME, slug: dbSlug },
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@@ -263,9 +244,13 @@ export async function getSvaIntroSegment(
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paragraphs: normalizeParagraphs(doc.paragraphs),
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};
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}
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} catch {
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// fall through to local JSON
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}
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// Fallback to local JSON
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const local = getLocalIntroSegment(rawSlug);
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const filePath = path.join(SVA_JSON_DIR, "intro", `${rawSlug}.json`);
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const local = readLocalJson<SvaIntroSegment>(filePath);
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if (!local) return null;
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return {
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...local,
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@@ -275,7 +260,7 @@ export async function getSvaIntroSegment(
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}
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// ---------------------------------------------------------------------------
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// Chapters (sub-chapters like "1-1", "2-3", etc.)
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// Chapters (sub-chapters / songs like "1-1", "2-3", etc.)
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// ---------------------------------------------------------------------------
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/**
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@@ -318,7 +303,7 @@ export async function getSvaChapter(slug: string): Promise<SvaChapter | null> {
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};
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}
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} catch {
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// Prisma BSON decode error — fall through to local JSON
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// fall through to local JSON
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}
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// Fallback to local JSON
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@@ -360,8 +345,10 @@ export async function getSvaContent(
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/**
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* Build the full sidebar navigation list with hierarchical structure.
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*
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* Order: front-pages → foreword → introduction
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* → parent-1 (label) → 1-1, 1-2, ... → parent-2 (label) → 2-1, 2-2, ...
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* Order: intro segments (front-pages, foreword, introduction)
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* → parent-1 (label) → 1-1, 1-2, ...
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* → parent-2 (label) → 2-1, 2-2, ...
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* → etc.
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*
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* "parent" type items are non-clickable headings. Only "intro-segment" and
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* "sub-chapter" items are navigable pages.
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@@ -378,7 +365,7 @@ export async function getSvaSidebarItems(): Promise<SvaSidebarItem[]> {
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const meta = await getSvaMeta();
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try {
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allDocs = await prisma.proseChapter.findMany({
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const results = await prisma.proseChapter.findMany({
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where: { book: BOOK, volume: NO_VOLUME },
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orderBy: { order: "asc" },
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select: {
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@@ -389,21 +376,30 @@ export async function getSvaSidebarItems(): Promise<SvaSidebarItem[]> {
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order: true,
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},
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});
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allDocs = results;
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} catch {
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// Prisma BSON decode error — build sidebar from meta alone
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// Prisma error — build sidebar from meta alone
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}
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if (!meta) {
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// Try building from local JSON
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return buildSidebarFromLocal();
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const localMeta = readLocalJson<SvaMeta>(
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path.join(SVA_JSON_DIR, "intro.json"),
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);
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if (!localMeta) return [];
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return buildSidebarFromMeta(localMeta);
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}
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// If we have no DB docs, build from meta alone
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if (allDocs.length === 0) {
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return buildSidebarFromMeta(meta);
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}
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const items: SvaSidebarItem[] = [];
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// Intro segments that come BEFORE chapters (order < 99)
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if (allDocs.length > 0) {
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for (const doc of allDocs) {
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if (doc.type === "intro-segment" && (doc.order ?? 0) < 99) {
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if (doc.type === "intro-segment" && doc.order < 99) {
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items.push({
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slug: doc.slug,
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label: doc.title,
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@@ -412,20 +408,6 @@ export async function getSvaSidebarItems(): Promise<SvaSidebarItem[]> {
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});
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}
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}
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} else {
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// Fallback: local intro segments
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const localIntros = getLocalIntroSegments();
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for (const seg of localIntros) {
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if ((seg.order ?? 0) < 99) {
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items.push({
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slug: `intro-${seg.slug}`,
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label: seg.title,
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type: "intro-segment",
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parentChapter: null,
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});
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}
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}
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}
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// Chapters — grouped by parent chapter with sub-chapters
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for (const ch of meta.chapters) {
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@@ -437,7 +419,7 @@ export async function getSvaSidebarItems(): Promise<SvaSidebarItem[]> {
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parentChapter: ch.number,
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});
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// Sub-chapters (songs) under this parent
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// Sub-chapters under this parent
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for (const sub of ch.subChapters) {
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items.push({
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slug: sub.slug,
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@@ -449,9 +431,8 @@ export async function getSvaSidebarItems(): Promise<SvaSidebarItem[]> {
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}
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// Intro segments that come AFTER chapters (order >= 99)
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if (allDocs.length > 0) {
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for (const doc of allDocs) {
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if (doc.type === "intro-segment" && (doc.order ?? 0) >= 99) {
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if (doc.type === "intro-segment" && doc.order >= 99) {
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items.push({
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slug: doc.slug,
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label: doc.title,
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@@ -460,32 +441,36 @@ export async function getSvaSidebarItems(): Promise<SvaSidebarItem[]> {
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});
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}
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}
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}
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return items;
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}
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function buildSidebarFromLocal(): SvaSidebarItem[] {
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/**
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* Build sidebar items purely from metadata (when DB is unavailable).
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*/
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function buildSidebarFromMeta(meta: SvaMeta): SvaSidebarItem[] {
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const items: SvaSidebarItem[] = [];
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// Intro segments
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const introSegs = getLocalIntroSegments();
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for (const seg of introSegs) {
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if ((seg.order ?? 0) < 99) {
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// Hardcoded intro segments
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items.push({
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slug: `intro-${seg.slug}`,
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label: seg.title,
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slug: "intro-front-pages",
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label: "Front Pages",
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type: "intro-segment",
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parentChapter: null,
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});
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items.push({
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slug: "intro-foreword",
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label: "Foreword",
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type: "intro-segment",
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parentChapter: null,
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});
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items.push({
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slug: "intro-introduction",
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label: "Introduction",
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type: "intro-segment",
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parentChapter: null,
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});
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}
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}
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// Load meta for chapter structure
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const introPath = path.join(SVA_JSON_DIR, "intro.json");
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const meta = readLocalJson<SvaMeta>(introPath);
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if (meta?.chapters) {
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for (const ch of meta.chapters) {
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items.push({
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slug: `parent-${ch.number}`,
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@@ -503,19 +488,6 @@ function buildSidebarFromLocal(): SvaSidebarItem[] {
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});
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}
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}
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}
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// Back matter
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for (const seg of introSegs) {
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if ((seg.order ?? 0) >= 99) {
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items.push({
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slug: `intro-${seg.slug}`,
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label: seg.title,
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type: "intro-segment",
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parentChapter: null,
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});
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}
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}
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return items;
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}
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@@ -93,24 +93,6 @@ async function insertBatched(
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for (let i = 0; i < docs.length; i++) {
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const sanitized = sanitizeDoc(docs[i]) as Record<string, unknown>;
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// Work around BSON driver bug with large string arrays:
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// Store paragraphs as a single JSON-encoded string instead of a native
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// array. The data layer (lib/sva.ts) already handles stringified JSON
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// via normalizeParagraphs().
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if (Array.isArray(sanitized.paragraphs)) {
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// Stringify, then sanitize the resulting string to ensure clean UTF-8
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let jsonStr = JSON.stringify(sanitized.paragraphs);
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// NFC normalize the whole JSON string
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jsonStr = jsonStr.normalize("NFC");
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// Remove any stray control chars or surrogates
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jsonStr = jsonStr.replace(/[\x00-\x08\x0b\x0c\x0e-\x1f]/g, "");
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jsonStr = jsonStr.replace(/[\uD800-\uDFFF]/g, "");
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jsonStr = jsonStr.replace(/[\u200B-\u200F\u2028-\u202F\uFEFF]/g, "");
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// Round-trip through Buffer to guarantee valid UTF-8 byte sequence
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jsonStr = Buffer.from(jsonStr, "utf-8").toString("utf-8");
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sanitized.paragraphs = jsonStr;
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}
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try {
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await col.insertOne(sanitized);
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} catch (err) {
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