got query working but not mutation yet

backend/typescript/graphql/types/testType.ts

@@ -0,0 +1,5 @@
+export const typeDefs = gql`
+  type Query {
+    hello: String
+  }
+`;

backend/typescript/prisma/schema.prisma

@@ -132,6 +132,7 @@ model notification {
 }
 
 model notification_user {
+  id               Int           @id @default(autoincrement())
   notification     notification  @relation(fields: [notification_id], references: [id])
   notification_id  Int
   recipient        resident      @relation(fields: [recipient_id], references: [id])

backend/typescript/server.ts

@@ -3,10 +3,14 @@ import cors from "cors";
 import express from "express";
 import * as firebaseAdmin from "firebase-admin";
 
-import { ApolloServer } from "apollo-server-express";
+import { ApolloServer, gql } from "apollo-server-express"; // Import gql from apollo-server-express
 import { sequelize } from "./models";
+import { PrismaClient } from "@prisma/client"
 import schema from "./graphql";
 
+const prisma = new PrismaClient();
+const { staff } = prisma;
+
 const CORS_ALLOW_LIST = [
   "http://localhost:3000",
   "https://uw-blueprint-starter-code.firebaseapp.com",
@@ -25,9 +29,63 @@ app.use(cors(CORS_OPTIONS));
 app.use(express.json());
 app.use(express.urlencoded({ extended: true }));
 
+
+// Define your GraphQL schema
+const typeDefs = gql`
+  type Query {
+    hello: String
+    getData: String
+  }
+
+  type Profile {
+    role_id: Int,
+    first_name: String,
+    last_name: String,
+    email: String,
+  }
+
+  type Mutation {
+    addProfile(input: StaffInput!): Profile
+  }
+  
+  input StaffInput {
+    role_id: Int
+    first_name: String
+    last_name: String
+    email: String!
+
+  }
+`;
+
+const resolvers = {
+  Query: {
+    hello: () => 'testing',
+    getData: async () => {
+      const data = await prisma.staff.count();
+      await prisma.$disconnect();
+      return data;
+    }
+  },
+  Mutation: {
+    addProfile: async (parent: any, args: any) => {
+      const { data } = args;
+      try {
+        const newProfile = await prisma.profile.create({
+          data: data,
+        });
+        return newProfile;
+      } catch (error: any) {
+        throw new Error(`failed to create new profile: ${error.message}`)
+      }
+    }
+  },
+
+};
+
 const server = new ApolloServer({
-  schema,
-  context: ({ req, res }) => ({ req, res }),
+  typeDefs, // Use your GraphQL schema
+  resolvers,
+  context: ({ req, res }) => ({ req, res, prisma }),
   playground: {
     settings: {
       "request.credentials": "include",
@@ -55,6 +113,5 @@ firebaseAdmin.initializeApp({
 });
 
 app.listen({ port: process.env.PORT || 5000 }, () => {
-  /* eslint-disable-next-line no-console */
   console.info(`Server is listening on port ${process.env.PORT || 5000}!`);
 });