groceries: stats page with nightly snapshot (battles, basket, promos, CPI, range)

scripts/deploy-preflight.ts

@@ -167,8 +167,10 @@ try {
 		where n.nspname = 'groceries' and c.relkind = 'r'
 	`;
 	if (
-		Number(groceries.tables) !== 8 ||
-		Number(groceries.app_rw) !== 8 ||
+		// 10 = stores, items, item_prices, groups, import_runs, categories, manual_prices, synonyms,
+		// stats_snapshots, item_sizes (more is fine as long as the app can read/write all of them).
+		Number(groceries.tables) < 10 ||
+		Number(groceries.app_rw) !== Number(groceries.tables) ||
 		Number(groceries.ro_read) !== 0 ||
 		groceries.public_usage
 	)

scripts/groceries-import.ts

@@ -24,6 +24,7 @@ import {
 	regroup
 } from '../src/lib/server/groceries/import';
 import { applyTaxonomy } from '../src/lib/server/groceries/taxonomy';
+import { computeStats } from '../src/lib/server/groceries/stats';
 import { SOURCES } from '../src/lib/server/groceries/sources';
 
 const args = process.argv.slice(2);
@@ -88,6 +89,12 @@ try {
 	}
 	await regroup(sql, log);
 	await applyTaxonomy(sql, log);
+	try {
+		await computeStats(sql, log);
+	} catch (e) {
+		failed = true;
+		log(`stats: FAILED ${e instanceof Error ? e.message : e}`);
+	}
 } finally {
 	await sql.end();
 }

scripts/groceries-stats.ts

@@ -0,0 +1,14 @@
+// Recompute the grocery analytics snapshot (/trackers/groceries/stats) without importing.
+//   bun scripts/groceries-stats.ts
+// The nightly import (scripts/groceries-import.ts) runs this at the end, under the import lock.
+import postgres from 'postgres';
+import { computeStats } from '../src/lib/server/groceries/stats';
+
+if (!process.env.DB_URL) throw new Error('DB_URL is not set');
+const log = (m: string) => console.log(`[${new Date().toISOString().slice(11, 19)}Z] ${m}`);
+const sql = postgres(process.env.DB_URL, { max: 1, connect_timeout: 10, onnotice: () => {} });
+try {
+	await computeStats(sql, log);
+} finally {
+	await sql.end();
+}