Merge pull request #691 from pennlabs/alert-2.0-sms

Add SMS

services/alert/webhook/package.json

@@ -21,6 +21,7 @@
 	},
 	"dependencies": {
 		"@aws-sdk/client-sesv2": "^3.672.0",
+		"@aws-sdk/client-sns": "^3.693.0",
 		"dotenv": "^16.4.5",
 		"drizzle-orm": "^0.36.0",
 		"pg": "^8.13.1",

services/alert/webhook/src/core/sms.ts

@@ -0,0 +1,20 @@
+import { SNSClient, PublishCommand } from "@aws-sdk/client-sns"
+
+const client = new SNSClient({region: "us-east-1"})
+
+export const sendCourseAlertSMS = async (args: {
+	section_id: string
+	recipient: string[]
+}) => {
+	const { section_id, recipient } = args
+    const commandPromises = recipient.map((phoneNumber) =>
+        client.send(
+            new PublishCommand({
+                Message: `PennCourseAlert: ${section_id} is now open!`,
+                PhoneNumber: phoneNumber,
+            })
+        )
+    )
+    const results = await Promise.allSettled(commandPromises)
+    return results.filter((result, _) => result.status !== "fulfilled")
+}