create waiver pdf registration email

Author: bowenzhu1

backend/typescript/package.json

@@ -32,6 +32,7 @@
     "graphql-middleware": "^6.0.6",
     "graphql-upload": "^12.0.0",
     "json2csv": "^5.0.6",
+    "jspdf": "^2.5.1",
     "lodash": "^4.17.21",
     "mongoose": "^6.2.3",
     "multer": "^1.4.2",

backend/typescript/rest/camperRoutes.ts

@@ -14,11 +14,16 @@ import { getErrorMessage } from "../utilities/errorUtils";
 import { sendResponseByMimeType } from "../utilities/responseUtil";
 import { CamperDTO, CreateCampersDTO, WaitlistedCamperDTO } from "../types";
 import { createWaitlistedCamperDtoValidator } from "../middlewares/validators/waitlistedCamperValidators";
+import IEmailService from "../services/interfaces/emailService";
+import EmailService from "../services/implementations/emailService";
+import nodemailerConfig from "../nodemailer.config";
 
 const camperRouter: Router = Router();
 
 const camperService: ICamperService = new CamperService();
 
+const emailService: IEmailService = new EmailService(nodemailerConfig);
+
 // ROLES: Leaving unprotected as the registration flow probs needs this endpoint to register @dhruv
 /* Create a camper */
 camperRouter.post("/register", createCampersDtoValidator, async (req, res) => {
@@ -34,6 +39,16 @@ camperRouter.post("/register", createCampersDtoValidator, async (req, res) => {
   }
 });
 
+camperRouter.post("/email", async (req, res) => {
+  try {
+    const waiverContent = req.body;
+    emailService.sendWaiverEmail(waiverContent);
+    res.status(201);
+  } catch (error: unknown) {
+    res.status(500).json({ error: getErrorMessage(error) });
+  }
+});
+
 // ROLES: Admin + CC
 /* Get all campers, optionally filter by camp ID */
 camperRouter.get(

backend/typescript/server.ts

@@ -32,7 +32,7 @@ const swaggerDocument = YAML.load("swagger.yml");
 const app = express();
 app.use(cookieParser());
 app.use(cors(CORS_OPTIONS));
-app.use(express.json());
+app.use(express.json({ limit: "50mb" }));
 app.use(express.urlencoded({ extended: true }));
 
 app.use("/auth", authRouter);

backend/typescript/services/implementations/emailService.ts

@@ -1,6 +1,7 @@
 import nodemailer, { Transporter } from "nodemailer";
+import { Attachment } from "nodemailer/lib/mailer";
 import IEmailService from "../interfaces/emailService";
-import { NodemailerConfig } from "../../types";
+import { EmailDTO, NodemailerConfig } from "../../types";
 import { getErrorMessage } from "../../utilities/errorUtils";
 import logger from "../../utilities/logger";
 import { Camper } from "../../models/camper.model";
@@ -34,6 +35,22 @@ class EmailService implements IEmailService {
     }
   }
 
+  async sendWaiverEmail(waiverContent: EmailDTO): Promise<void> {
+    const pdfAttachment: Attachment = {
+      filename: "waiver.pdf",
+      content: Buffer.from(waiverContent.pdf),
+      contentType: "application/pdf",
+      encoding: "base64",
+    };
+
+    await this.sendEmail(
+      "bowenzhu@uwblueprint.org",
+      "Focus on Nature Camp Registration - Waiver",
+      "A copy of your Focus on Nature Camp Registration is attached.",
+      [pdfAttachment],
+    );
+  }
+
   async sendParentConfirmationEmail(
     camp: Camp,
     campers: Camper[],
@@ -267,12 +284,14 @@ class EmailService implements IEmailService {
     to: string,
     subject: string,
     htmlBody: string,
+    attachments?: Attachment[],
   ): Promise<void> {
     const mailOptions = {
       from: this.sender,
       to,
       subject,
       html: htmlBody,
+      attachments,
     };
 
     try {

backend/typescript/services/interfaces/emailService.ts

@@ -2,8 +2,10 @@ import { Camp } from "../../models/camp.model";
 import { Camper } from "../../models/camper.model";
 import { CampSession } from "../../models/campSession.model";
 import { WaitlistedCamper } from "../../models/waitlistedCamper.model";
+import { EmailDTO } from "../../types";
 
 interface IEmailService {
+  sendWaiverEmail(waiverContent: EmailDTO): Promise<void>;
   /**
    * Send camp registration confirmation email.
    * @throws Error if email was not sent successfully

backend/typescript/types.ts

@@ -239,6 +239,10 @@ export type NodemailerConfig = {
   };
 };
 
+export type EmailDTO = {
+  pdf: string;
+};
+
 export type WaiverDTO = {
   clauses: {
     text: string;