feat(cloud): create subscribers

packages/email/src/index.tsx

@@ -2,3 +2,4 @@ export const name = "email";
 
 export { sendEmail } from "./sendEmail";
 export { notificationClient } from "./notificationClient";
+export { createSubscriber } from "./subscriberClient";

packages/email/src/subscriberClient.ts

@@ -0,0 +1,53 @@
+import { createLogger } from "@kan/logger";
+
+const log = createLogger("subscriberClient");
+
+export const subscriberClient =
+  process.env.NEXT_PUBLIC_KAN_ENV === "cloud" &&
+  process.env.SUBSCRIBER_API_URL &&
+  process.env.SUBSCRIBER_API_KEY &&
+  process.env.SUBSCRIBER_ENVIRONMENT_ID
+    ? {
+        apiUrl: process.env.SUBSCRIBER_API_URL,
+        apiKey: process.env.SUBSCRIBER_API_KEY,
+        environmentId: process.env.SUBSCRIBER_ENVIRONMENT_ID,
+      }
+    : null;
+
+interface CreateSubscriberInput {
+  email: string;
+  externalId: string;
+  firstName?: string;
+  lastName?: string;
+  name?: string;
+}
+
+export async function createSubscriber(input: CreateSubscriberInput) {
+  if (!subscriberClient) return;
+
+  try {
+    const response = await fetch(
+      `${subscriberClient.apiUrl}/environments/${subscriberClient.environmentId}/subscribers`,
+      {
+        method: "POST",
+        headers: {
+          "Content-Type": "application/json",
+          "X-API-Key": subscriberClient.apiKey,
+        },
+        body: JSON.stringify(input),
+      },
+    );
+
+    if (!response.ok) {
+      log.error(
+        {
+          status: response.status,
+          body: await response.text().catch(() => undefined),
+        },
+        "Failed to create subscriber.dev subscriber",
+      );
+    }
+  } catch (error) {
+    log.error({ err: error }, "Error creating subscriber.dev subscriber");
+  }
+}