add athena query for recent fill premium/discounts

src/athena/utils.ts

@@ -0,0 +1,40 @@
+export const getTimePartition = (from: number, to: number) => {
+	return `WITH time_range AS (
+        SELECT 
+            ${from} as from_ts,
+            ${to} as to_ts,
+            DATE_FORMAT(from_unixtime(${from}), '%Y%m%d') as from_date,
+            DATE_FORMAT(from_unixtime(${to}), '%Y%m%d') as to_date
+        )`;
+};
+
+export const getTimeRangeAndPartitions = (
+	from: number,
+	to: number,
+	valid_partitions_label = 'v'
+) => {
+	const dates: { year: string; month: string; day: string }[] = [];
+	const fromDate = new Date(from * 1000);
+	const toDate = new Date(to * 1000);
+
+	for (let d = fromDate; d <= toDate; d.setDate(d.getDate() + 1)) {
+		dates.push({
+			year: d.getUTCFullYear().toString(),
+			month: (d.getUTCMonth() + 1).toString().padStart(2, '0'),
+			day: d.getUTCDate().toString().padStart(2, '0'),
+		});
+	}
+
+	return `WITH time_range AS (
+		SELECT 
+			${from} AS from_ts,
+			${to} AS to_ts
+	),
+
+	valid_partitions AS (
+		SELECT * FROM (VALUES
+			${dates.map((d) => `('${d.year}', '${d.month}', '${d.day}')`).join(', ')}
+		) AS ${valid_partitions_label}(year, month, day)
+	)`;
+};
+