Sending email functionality

backend/src/controllers/email.ts

@@ -0,0 +1,23 @@
+import { RequestHandler } from "express";
+
+import { asyncHandler } from "./wrappers";
+
+import { sendEmail } from "@/services/email";
+
+type SendEmailRequestBody = {
+  recipient: string;
+  subject: string;
+  text: string;
+};
+
+export const sendEmailHandler: RequestHandler = asyncHandler(async (req, res, _) => {
+  const { recipient, subject, text } = req.body as SendEmailRequestBody;
+
+  const response = await sendEmail(recipient, subject, text);
+
+  if (response !== null) {
+    res.status(200).json(response);
+  } else {
+    res.status(400).send("Email Unsuccessful");
+  }
+});

backend/src/routes/api.ts

@@ -1,5 +1,6 @@
 import express from "express";
 
+import emailRouter from "@/routes/email";
 import renterRouter from "@/routes/renter";
 import unitsRouter from "@/routes/units";
 import userRouter from "@/routes/user";
@@ -11,5 +12,6 @@ const router = express.Router();
 router.use("/users", userRouter);
 router.use("/units", unitsRouter);
 router.use("/renter-candidates", renterRouter);
+router.use("/send-email", emailRouter);
 
 export default router;

backend/src/routes/email.ts

@@ -0,0 +1,9 @@
+import express from "express";
+
+import * as EmailController from "@/controllers/email";
+
+const router = express.Router();
+
+router.post("/", EmailController.sendEmailHandler);
+
+export default router;

backend/src/services/email.ts

@@ -0,0 +1,26 @@
+import "dotenv/config";
+
+import { createTransport } from "nodemailer";
+
+export async function sendEmail(recipient: string, subjectString: string, body: string) {
+  const transporter = createTransport({
+    port: 465, // true for 465, false for other ports
+    host: "smtp.gmail.com",
+    auth: {
+      user: process.env.GMAILUSER,
+      pass: process.env.GMAILPASS,
+    },
+    secure: true,
+  });
+
+  const mailData = {
+    from: "[email protected]", // sender address
+    to: recipient, // list of receivers
+    subject: subjectString,
+    text: body,
+  };
+
+  const response = await transporter.sendMail(mailData);
+
+  return response;
+}

frontend/src/api/email.ts

@@ -0,0 +1,17 @@
+import { APIResult, handleAPIError, post } from "./requests";
+
+export type emailRequest = {
+  recipient: string;
+  subject: string;
+  text: string;
+};
+
+export async function sendEmail(email: emailRequest): Promise<APIResult<string>> {
+  try {
+    const response = await post("/send-email", email);
+    const json = (await response.json()) as string;
+    return { success: true, data: json };
+  } catch (error) {
+    return handleAPIError(error);
+  }
+}