1 files changed, 55 insertions, 0 deletions
diff --git a/src/queries/sql/getWebsiteDateRange.ts b/src/queries/sql/getWebsiteDateRange.ts
new file mode 100644
index 0000000..d6333ad
--- /dev/null
+++ b/src/queries/sql/getWebsiteDateRange.ts
@@ -0,0 +1,55 @@
+import clickhouse from '@/lib/clickhouse';
+import { DEFAULT_RESET_DATE } from '@/lib/constants';
+import { CLICKHOUSE, PRISMA, runQuery } from '@/lib/db';
+import prisma from '@/lib/prisma';
+
+export async function getWebsiteDateRange(...args: [websiteId: string]) {
+  return runQuery({
+    [PRISMA]: () => relationalQuery(...args),
+    [CLICKHOUSE]: () => clickhouseQuery(...args),
+  });
+}
+
+async function relationalQuery(websiteId: string) {
+  const { rawQuery, parseFilters } = prisma;
+  const { queryParams } = parseFilters({
+    startDate: new Date(DEFAULT_RESET_DATE),
+    websiteId,
+  });
+
+  const result = await rawQuery(
+    `
+    select
+      min(created_at) as "startDate",
+      max(created_at) as "endDate"
+    from website_event
+    where website_id = {{websiteId::uuid}}
+      and created_at >= {{startDate}}
+    `,
+    queryParams,
+  );
+
+  return result[0] ?? null;
+}
+
+async function clickhouseQuery(websiteId: string) {
+  const { rawQuery, parseFilters } = clickhouse;
+  const { queryParams } = parseFilters({
+    startDate: new Date(DEFAULT_RESET_DATE),
+    websiteId,
+  });
+
+  const result = await rawQuery(
+    `
+    select
+      min(created_at) as startDate,
+      max(created_at) as endDate
+    from website_event_stats_hourly
+    where website_id = {websiteId:UUID}
+      and created_at >= {startDate:DateTime64}
+    `,
+    queryParams,
+  );
+
+  return result[0] ?? null;
+}