Added verse-submission infrastructure

src/routes/api/bible/structure/+server.ts

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+import { json } from '@sveltejs/kit';
+import type { RequestHandler } from './$types';
+import { bibleBooks } from '$lib/server/bible';
+import { getChapterCount, getVerseCount } from '$lib/server/xml-bible';
+
+// Static Bible structure for the cascading Book → Chapter → Verse selectors.
+// ~1189 chapter entries total; safe to cache indefinitely.
+let cached: { bookId: string; chapters: number[] }[] | null = null;
+
+function build(): { bookId: string; chapters: number[] }[] {
+	if (cached) return cached;
+	const out = bibleBooks.map((book) => {
+		const chapterCount = getChapterCount(book.order);
+		const chapters: number[] = new Array(chapterCount);
+		for (let c = 1; c <= chapterCount; c++) {
+			chapters[c - 1] = getVerseCount(book.order, c);
+		}
+		return { bookId: book.id, chapters };
+	});
+	cached = out;
+	return out;
+}
+
+export const GET: RequestHandler = async () => {
+	return json(build());
+};

src/routes/api/dev/seed-submission/+server.ts

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+import type { RequestHandler } from './$types';
+import { db } from '$lib/server/db';
+import { dailyVerses, verseSubmissions, user } from '$lib/server/db/schema';
+import { sql } from 'drizzle-orm';
+import { json } from '@sveltejs/kit';
+import { bibleBooks } from '$lib/types/bible';
+import {
+	getChapterCount,
+	getVerseCount,
+	composeVerseWindow,
+	formatWindowReference
+} from '$lib/server/xml-bible';
+
+const DEV_HOSTS = ['localhost:5173', 'test.bibdle.com'];
+const MAX_SCAN_RETRIES = 5;
+
+// Dev-only: insert a verse_submissions row (from a random existing account) +
+// its corresponding daily_verses row, scheduled on the earliest valid future
+// date per the spec's scheduling rules. Lets you populate /scheduled-verses to
+// verify the admin view without going through the (Step 5+) submit API.
+export const POST: RequestHandler = async ({ request }) => {
+	const host = request.headers.get('host') ?? '';
+	if (!DEV_HOSTS.includes(host)) {
+		return json({ error: 'Not allowed in production' }, { status: 403 });
+	}
+
+	// Pick a random existing user.
+	const users = await db.select().from(user);
+	if (users.length === 0) {
+		return json(
+			{ error: 'No users exist yet. Sign up at least one account first.' },
+			{ status: 400 }
+		);
+	}
+	const submitter = users[Math.floor(Math.random() * users.length)];
+
+	// Pick a random valid (book, chapter, verse).
+	const book = bibleBooks[Math.floor(Math.random() * bibleBooks.length)];
+	const chapterCount = getChapterCount(book.order);
+	const chapter = Math.floor(Math.random() * chapterCount) + 1;
+	const verseCount = getVerseCount(book.order, chapter);
+	const verse = Math.floor(Math.random() * verseCount) + 1;
+
+	const window = composeVerseWindow(book.order, chapter, verse);
+	if (!window) {
+		return json({ error: 'Failed to compose verse window' }, { status: 500 });
+	}
+	const reference = formatWindowReference(
+		window.bookName,
+		window.startChapter,
+		window.startVerse,
+		window.endChapter,
+		window.endVerse
+	);
+	const verseText = window.verses.join(' ');
+
+	const todayUtc = new Date().toISOString().slice(0, 10);
+	const tomorrowMs = new Date(todayUtc + 'T00:00:00Z').getTime() + 86400000;
+
+	function addDays(ms: number, n: number): string {
+		return new Date(ms + n * 86400000).toISOString().slice(0, 10);
+	}
+
+	// Fetch all future daily_verses into memory (date → bookId, date → reference).
+	const future = await db.select().from(dailyVerses).where(sql`date > ${todayUtc}`);
+	const byDate = new Map<string, { bookId: string; reference: string }>();
+	for (const r of future) byDate.set(r.date, { bookId: r.bookId, reference: r.reference });
+
+	// For the 60-day repeat rule, also need a bounded historical lookup per
+	// candidate date. Build a set of all existing references globally to do a
+	// cheap pre-check, then a precise range query when we settle on a date.
+	const allRows = await db.select().from(dailyVerses);
+	const refDates = new Map<string, string[]>(); // reference → list of dates
+	for (const r of allRows) {
+		const arr = refDates.get(r.reference) ?? [];
+		arr.push(r.date);
+		refDates.set(r.reference, arr);
+	}
+
+	let scheduledDate: string | null = null;
+
+	for (let attempt = 0; attempt < MAX_SCAN_RETRIES && !scheduledDate; attempt++) {
+		// Walk day-by-day from tomorrow.
+		for (let offset = 0; offset < 10000; offset++) {
+			const D = addDays(tomorrowMs, offset);
+
+			// Rule 1: empty (no committed daily_verses row).
+			if (byDate.has(D)) continue;
+
+			// Rule 2: no back-to-back with prior neighbor.
+			const prev = byDate.get(addDays(tomorrowMs, offset - 1));
+			if (prev && prev.bookId === book.id) continue;
+
+			// Rule 3: no back-to-back with next committed neighbor.
+			const next = byDate.get(addDays(tomorrowMs, offset + 1));
+			if (next && next.bookId === book.id) continue;
+
+			// Rule 4: 60-day repeat distance — no same reference within ±60 days.
+			const sameRefDates = refDates.get(reference) ?? [];
+			const dMs = new Date(D + 'T00:00:00Z').getTime();
+			const tooClose = sameRefDates.some((d) => {
+				const diff = Math.abs(new Date(d + 'T00:00:00Z').getTime() - dMs);
+				return diff <= 60 * 86400000;
+			});
+			if (tooClose) continue;
+
+			scheduledDate = D;
+			break;
+		}
+		if (!scheduledDate) break; // exhausted retries
+	}
+
+	if (!scheduledDate) {
+		return json({ error: 'Could not find a valid future date' }, { status: 500 });
+	}
+
+	// Insert both rows in a transaction. On a unique conflict (concurrent
+	// submission grabbed the same date), bubble up so the caller can retry.
+	const now = Date.now();
+	const verseId = Bun.randomUUIDv7();
+	const submissionId = Bun.randomUUIDv7();
+
+	try {
+		db.transaction((tx) => {
+			tx.insert(dailyVerses)
+				.values({
+					id: verseId,
+					date: scheduledDate!,
+					bookId: book.id,
+					verseText,
+					reference,
+					createdAt: sql`${Math.floor(now / 1000)}`
+				})
+				.run();
+			tx.insert(verseSubmissions)
+				.values({
+					id: submissionId,
+					userId: submitter.id,
+					scheduledDate: scheduledDate!,
+					selectedBookId: book.id,
+					selectedChapter: chapter,
+					selectedVerse: verse,
+					submittedAt: now
+				})
+				.run();
+		});
+	} catch (err: any) {
+		if (err?.code === 'SQLITE_CONSTRAINT_UNIQUE' || err?.message?.includes('UNIQUE')) {
+			return json(
+				{ error: 'Date collision during seed; retry the request', detail: String(err?.message ?? err) },
+				{ status: 409 }
+			);
+		}
+		throw err;
+	}
+
+	return json({
+		ok: true,
+		submitter: { id: submitter.id, email: submitter.email },
+		selected: {
+			bookId: book.id,
+			bookName: book.name,
+			chapter,
+			verse
+		},
+		scheduledDate,
+		reference,
+		verseText
+	});
+};
+
+// Convenience: GET returns the current count of submissions + future scheduled
+// verses, useful as a quick dev sanity check without mutating state.
+export const GET: RequestHandler = async ({ request }) => {
+	const host = request.headers.get('host') ?? '';
+	if (!DEV_HOSTS.includes(host)) {
+		return json({ error: 'Not allowed in production' }, { status: 403 });
+	}
+	const subs = await db.select().from(verseSubmissions);
+	const future = await db
+		.select()
+		.from(dailyVerses)
+		.where(sql`date > ${new Date().toISOString().slice(0, 10)}`);
+	return json({
+		totalSubmissions: subs.length,
+		futureScheduledVerses: future.length
+	});
+};
+

src/routes/api/verse-window/+server.ts

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+import { json } from '@sveltejs/kit';
+import type { RequestHandler } from './$types';
+import { getBookById } from '$lib/server/bible';
+import {
+	composeVerseWindow,
+	formatWindowReference
+} from '$lib/server/xml-bible';
+
+// Live 3-verse preview for the submission selector. Computes the fall-forward
+// window anchored on the selected verse (spec: "Verse Windowing").
+export const GET: RequestHandler = async ({ url }) => {
+	const bookId = url.searchParams.get('bookId');
+	const chapterParam = url.searchParams.get('chapter');
+	const verseParam = url.searchParams.get('verse');
+
+	if (!bookId || !chapterParam || !verseParam) {
+		return json({ error: 'bookId, chapter, and verse are required' }, { status: 400 });
+	}
+
+	const book = getBookById(bookId);
+	if (!book) {
+		return json({ error: 'Unknown bookId' }, { status: 400 });
+	}
+
+	const chapter = Number(chapterParam);
+	const verse = Number(verseParam);
+	if (!Number.isInteger(chapter) || !Number.isInteger(verse) || chapter < 1 || verse < 1) {
+		return json({ error: 'chapter and verse must be positive integers' }, { status: 400 });
+	}
+
+	const window = composeVerseWindow(book.order, chapter, verse);
+	if (!window) {
+		// chapter/verse out of range — caught by composeVerseWindow's bounds checks
+		return json({ error: 'chapter or verse out of range for this book' }, { status: 400 });
+	}
+
+	const reference = formatWindowReference(
+		window.bookName,
+		window.startChapter,
+		window.startVerse,
+		window.endChapter,
+		window.endVerse
+	);
+
+	return json({
+		windowVerses: window.verses,
+		reference,
+		bookId: window.bookId,
+		selectedVerse: window.selectedVerse
+	});
+};