fixes#307 require atleast one admin (#313)

* Add admins count check in API

* Show error message on client

Author: Jatin-MYST

apps/api/src/controllers/auth.ts

@@ -753,7 +753,19 @@ export function authRoutes(fastify: FastifyInstance) {
       const token = checkToken(bearer);
       if (token) {
         const { id, role } = request.body as { id: string; role: boolean };
-
+        // check for atleast one admin on role downgrade
+				if (role === false) {
+					const admins = await prisma.user.findMany({
+						where: { isAdmin: true },
+					});
+					if (admins.length === 1) {
+						reply.code(400).send({
+							message: "Atleast one admin is required",
+							success: false
+						});
+						return;
+					}
+				}
         await prisma.user.update({
           where: { id },
           data: {

apps/client/components/UpdateUserModal/index.tsx

@@ -1,5 +1,6 @@
 import { Dialog, Transition } from "@headlessui/react";
 import { XMarkIcon } from "@heroicons/react/24/outline";
+import { notifications } from "@mantine/notifications";
 import { getCookie } from "cookies-next";
 import { useRouter } from "next/router";
 import { Fragment, useState } from "react";
@@ -22,6 +23,24 @@ export default function UpdateUserModal({ user }) {
         role: admin,
         id: user.id,
       }),
+    })
+      .then((res) => res.json())
+      .then((res) => {
+        if (res.success === true) {
+          notifications.show({
+            title: "User Updated",
+            message: "User updated succesfully",
+            color: "green",
+            autoClose: 5000,
+          });
+    		} else {
+          notifications.show({
+            title: "Error",
+            message: res.message,
+            color: "red",
+            autoClose: 5000,
+          });
+        }
     });
     // .then(() => router.reload());
   }