integrate backend with paddle

integrations/paddle.ts

@@ -0,0 +1,41 @@
+import { getConfig } from "blitz";
+import got from "got";
+
+const { publicRuntimeConfig, serverRuntimeConfig } = getConfig();
+
+const vendor_id = publicRuntimeConfig.paddle.vendorId;
+const vendor_auth_code = serverRuntimeConfig.paddle.apiKey;
+
+const client = got.extend({
+	prefixUrl: "https://vendors.paddle.com/api/2.0",
+});
+
+async function request<T>(path: string, data: any) {
+	return client.post<T>(path, {
+		...data,
+		vendor_id,
+		vendor_auth_code,
+	});
+}
+
+type UpdateSubscriptionPlanParams = {
+	subscriptionId: string;
+	planId: string;
+	prorate?: boolean;
+};
+
+export async function updateSubscriptionPlan({ subscriptionId, planId, prorate = true }: UpdateSubscriptionPlanParams) {
+	const { body } = await request("/subscription/users/update", {
+		subscription_id: subscriptionId,
+		plan_id: planId,
+		prorate,
+	});
+
+	return body;
+}
+
+export async function cancelPaddleSubscription({ subscriptionId }: { subscriptionId: string }) {
+	const { body } = await request("/subscription/users_cancel", { subscription_id: subscriptionId });
+
+	return body;
+}