Digital IDs for Apple / Google Wallet

backend/index.ts

@@ -83,6 +83,7 @@ import {
   leaveTeam,
   getUserTeamData,
 } from "./routes/teams";
+import {getAppleId, getGoogleId} from "./routes/digital_id";
 import {
   uploadSponsorLogo,
   updateSponsor,
@@ -201,6 +202,14 @@ authenticatedRoute.get("/users/:userId/forms/workshop_info", getWorkshopList);
 authenticatedRoute.put("/users/:userId/forms/workshop_info", setWorkshopList);
 authenticatedRoute.put("/users/:userId/forms/add_teammate", addTeammate);
 authenticatedRoute.put("/users/:userId/forms/remove_teammate", removeTeammate);
+authenticatedRoute.get(
+  "/users/:userId/:fullName/getAppleID",
+  getAppleId
+);
+authenticatedRoute.get(
+  "/users/:userId/:fullName/getGoogleID",
+  getGoogleId
+);
 
 // What permission should this one be?
 authenticatedRoute.get("/users/:userId/status", getApplicationStatus);

backend/routes/digital_id.ts

@@ -0,0 +1,56 @@
+require("dotenv").config();
+const jwt = require("jsonwebtoken");
+const fetch = require("node-fetch");
+import { Request, Response } from "express";
+
+const secretKey = process.env.JWT_SECRET;
+
+function generateToken(userId, userName) {
+  const payload = { id: userId, name: userName };
+  return jwt.sign(payload, secretKey, { expiresIn: "1h" });
+}
+
+export async function getAppleId(req: Request, res: Response) {
+  const baseDomain: string = process.env.ID_URL; // TODO: adjust based on env value
+  const token = generateToken(req.params.userId, req.params.fullName);
+  const response = await fetch(baseDomain + "/applePass/" + token, {
+    method: "GET",
+  });
+
+  if (!response.ok) {
+    return res.status(response.status).json({
+      error: "Failed to generate Apple Pass",
+      details: await response.text(),
+    });
+  }
+
+  // convert to base64 string, because amplify doesn't support binary data
+  const arrayBuffer = await response.arrayBuffer();
+  const base64Data = Buffer.from(arrayBuffer).toString("base64");
+
+  return res.status(200).json({
+    filename: "treehacksID.pkpass",
+    contentType: "application/vnd.apple.pkpass",
+    content: base64Data,
+  });
+}
+
+export async function getGoogleId(req: Request, res: Response) {
+  const baseDomain: string = process.env.ID_URL; // TODO: adjust based on env value
+  const token = generateToken(req.params.userId, req.params.fullName);
+  const response = await fetch(baseDomain + "/googlePass/" + token, {
+    method: "GET",
+  });
+
+  if (!response.ok) {
+    return res.status(response.status).json({
+      error: "Failed to generate Google Pass",
+      details: await response.text(),
+    });
+  }
+
+  const data = await response.json();
+  return res.status(200).json({
+    content: data.url,
+  });
+}