cached rates

1 files changed, 13 insertions, 0 deletions

diff --git a/src/lib/rates.ts b/src/lib/rates.ts
new file mode 100644
index 00000000..96aaeac2
--- /dev/null
+++ b/src/lib/rates.ts
@@ -0,0 +1,13 @@
+import { get } from "$lib/utils";
+
+let last;
+let rates;
+
+export default async function getRates() {
+	if (!rates || Date.now() - last > 60000) {
+		rates = await get("/rates");
+		last = Date.now();
+	}
+
+	return rates;
+}