v2

src/routes/+page.server.ts

@@ -1,7 +1,8 @@
-import type { PageServerLoad } from './$types';
+import type { PageServerLoad, Actions } from './$types';
 import { db } from '$lib/server/db';
-import { dailyVerses } from '$lib/server/db/schema';
-import { eq, sql } from 'drizzle-orm';
+import { dailyVerses, dailyCompletions } from '$lib/server/db/schema';
+import { eq, sql, asc } from 'drizzle-orm';
+import { fail } from '@sveltejs/kit';
 import { fetchRandomVerse } from '$lib/server/bible-api';
 import { getBookById } from '$lib/server/bible';
 import type { DailyVerse } from '$lib/server/db/schema';
@@ -43,3 +44,60 @@ export const load: PageServerLoad = async () => {
 		correctBook
 	};
 };
+
+export const actions: Actions = {
+	submitCompletion: async ({ request }) => {
+		const formData = await request.formData();
+		const anonymousId = formData.get('anonymousId') as string;
+		const date = formData.get('date') as string;
+		const guessCount = parseInt(formData.get('guessCount') as string, 10);
+
+		// Validation
+		if (!anonymousId || !date || isNaN(guessCount) || guessCount < 1) {
+			return fail(400, { error: 'Invalid data' });
+		}
+
+		const completedAt = new Date();
+
+		try {
+			// Insert with duplicate prevention
+			await db.insert(dailyCompletions).values({
+				id: crypto.randomUUID(),
+				anonymousId,
+				date,
+				guessCount,
+				completedAt,
+			});
+		} catch (err: any) {
+			if (err?.code === 'SQLITE_CONSTRAINT_UNIQUE' || err?.message?.includes('UNIQUE')) {
+				return fail(409, { error: 'Already submitted' });
+			}
+			throw err;
+		}
+
+		// Calculate statistics
+		const allCompletions = await db
+			.select()
+			.from(dailyCompletions)
+			.where(eq(dailyCompletions.date, date))
+			.orderBy(asc(dailyCompletions.completedAt));
+
+		const totalSolves = allCompletions.length;
+
+		// Solve rank: position in time-ordered list
+		const solveRank = allCompletions.findIndex(c => c.anonymousId === anonymousId) + 1;
+
+		// Guess rank: count how many had FEWER guesses (ties get same rank)
+		const betterGuesses = allCompletions.filter(c => c.guessCount < guessCount).length;
+		const guessRank = betterGuesses + 1;
+
+		// Average guesses
+		const totalGuesses = allCompletions.reduce((sum, c) => sum + c.guessCount, 0);
+		const averageGuesses = Math.round((totalGuesses / totalSolves) * 10) / 10;
+
+		return {
+			success: true,
+			stats: { solveRank, guessRank, totalSolves, averageGuesses }
+		};
+	}
+};