add isAuthenticated middleware

-import { prisma } from "../../../utils";
+import { prisma, isAuthenticated } from "../../../utils";
 import bcrypt from "bcryptjs";
 
 export default {
   Mutation: {
     resetPassword: async (_, args) => {
+      if (isAuthenticated) {
         const { secret, email, passwordOne, passwordTwo } = args;
         const user = await prisma.user.findOne({
           where: {
@@ -18,7 +19,9 @@ export default {
         } else {
           if (passwordOne !== passwordTwo) {
             // For check new password is right, the two things must be same.
-          throw new Error("the two password don't match each other, try again");
+            throw new Error(
+              "the two password don't match each other, try again"
+            );
           } else {
             await prisma.user.update({
               where: {
@@ -32,6 +35,9 @@ export default {
           }
           return user;
         }
+      } else {
+        throw new Error("You need to login first");
+      }
     },
   },
 };