feature/IO-2979-DST-Handling

- Add LocalStack and Adjust local Emailing

Signed-off-by: Dave Richer <dave@imexsystems.ca>

server/email/mailer.js

@@ -0,0 +1,49 @@
+const { isString, isEmpty } = require("lodash");
+const { defaultProvider } = require("@aws-sdk/credential-provider-node");
+const { default: InstanceManager } = require("../utils/instanceMgr");
+const aws = require("@aws-sdk/client-ses");
+const nodemailer = require("nodemailer");
+
+const isLocal = isString(process.env?.LOCALSTACK_HOSTNAME) && !isEmpty(process.env?.LOCALSTACK_HOSTNAME);
+
+const sesConfig = {
+  apiVersion: "latest",
+  credentials: defaultProvider(),
+  region: isLocal
+    ? "ca-central-1"
+    : InstanceManager({
+        imex: "ca-central-1",
+        rome: "us-east-2"
+      })
+};
+
+if (isLocal) {
+  sesConfig.endpoint = `http://${process.env.LOCALSTACK_HOSTNAME}:4566`;
+  console.log(`SES Mailer set to LocalStack end point: ${sesConfig.endpoint}`);
+}
+
+const ses = new aws.SES(sesConfig);
+
+let transporter = nodemailer.createTransport({
+  SES: { ses, aws }
+});
+
+if (isLocal) {
+  // Wrap the sendMail function to log the email contents to the console in local environment
+  const originalSendMail = transporter.sendMail.bind(transporter);
+  transporter.sendMail = async (mailOptions) => {
+    try {
+      const result = await originalSendMail(mailOptions);
+      console.log(
+        `Email sent successfully - From: ${result?.envelope?.from} - To: ${result?.envelope?.to} - MessageID ${result.messageId} - Check LocalStack to see message`
+      );
+
+      return result;
+    } catch (error) {
+      console.error("Failed to send email:", error);
+      throw error;
+    }
+  };
+}
+
+module.exports = transporter;