From 8e893ccc790c34009cef6e493a0e4ddb84433524 Mon Sep 17 00:00:00 2001
From: Sonny <sonnyasdev@gmail.com>
Date: Sun, 16 Apr 2023 19:52:52 +0200
Subject: [PATCH] feat: create user if there's no user in db

---
 pages/api/auth/[...nextauth].ts | 155 +++++++++++++++++++-------------
 1 file changed, 95 insertions(+), 60 deletions(-)

diff --git a/pages/api/auth/[...nextauth].ts b/pages/api/auth/[...nextauth].ts
index d971a75..ac09a01 100644
--- a/pages/api/auth/[...nextauth].ts
+++ b/pages/api/auth/[...nextauth].ts
@@ -1,64 +1,99 @@
-import NextAuth from 'next-auth';
-import GoogleProvider from 'next-auth/providers/google';
-
-import { PrismaClient } from '@prisma/client';
+import { PrismaClient } from "@prisma/client";
+import NextAuth from "next-auth";
+import GoogleProvider from "next-auth/providers/google";
 const prisma = new PrismaClient();
 
 export default NextAuth({
-    providers: [
-        GoogleProvider({
-            clientId: process.env.GOOGLE_CLIENT_ID,
-            clientSecret: process.env.GOOGLE_CLIENT_SECRET,
-            authorization: {
-                params: {
-                    prompt: 'consent',
-                    access_type: 'offline',
-                    response_type: 'code'
-                }
-            }
-        })
-    ],
-    callbacks: {
-        async signIn({ account: accountParam, profile }) { // TODO: Auth
-            console.log('Connexion via', accountParam.provider, accountParam.providerAccountId, profile.email, profile.name)
-            if (accountParam.provider !== 'google') {
-                return '/signin?error=' + encodeURI('Authentitifcation via Google requise');
-            }
-
-            const email = profile?.email;
-            if (email === '') {
-                return '/signin?error=' + encodeURI('Impossible de récupérer l\'email associé à ce compte Google');
-            }
-
-            const googleId = profile?.sub;
-            if (googleId === '') {
-                return '/signin?error=' + encodeURI('Impossible de récupérer l\'identifiant associé à ce compte Google');
-            }
-
-            try {
-                const account = await prisma.user.findFirst({
-                    where: {
-                        google_id: googleId,
-                        email
-                    }
-                });
-
-                if (!account) {
-                    return '/signin?error=' + encodeURI('Vous n\'êtes pas autorisé à vous connecter avec ce compte Google');
-                } else {
-                    return true;
-                }
-            } catch (error) {
-                console.error(error);
-                return '/signin?error=' + encodeURI('Une erreur est survenue lors de l\'authentification');
-            }
-        }
-    },
-    pages: {
-        signIn: '/signin',
-        error: '/signin'
-    },
-    session: {
-        maxAge: 60 * 60 * 6 // Session de 6 heures
-    }
+	providers: [
+		GoogleProvider({
+			clientId: process.env.GOOGLE_CLIENT_ID,
+			clientSecret: process.env.GOOGLE_CLIENT_SECRET,
+			authorization: {
+				params: {
+					prompt: "consent",
+					access_type: "offline",
+					response_type: "code",
+				},
+			},
+		}),
+	],
+	callbacks: {
+		async signIn({ account: accountParam, profile }) {
+			// TODO: Auth
+			console.log(
+				"Connexion via",
+				accountParam.provider,
+				accountParam.providerAccountId,
+				profile.email,
+				profile.name
+			);
+			if (accountParam.provider !== "google") {
+				return (
+					"/signin?error=" +
+					encodeURI("Authentitifcation via Google requise")
+				);
+			}
+			const email = profile?.email;
+			if (email === "") {
+				return (
+					"/signin?error=" +
+					encodeURI(
+						"Impossible de récupérer l'email associé à ce compte Google"
+					)
+				);
+			}
+			const googleId = profile?.sub;
+			if (googleId === "") {
+				return (
+					"/signin?error=" +
+					encodeURI(
+						"Impossible de récupérer l'identifiant associé à ce compte Google"
+					)
+				);
+			}
+			try {
+				const account = await prisma.user.findFirst({
+					where: {
+						google_id: googleId,
+						email,
+					},
+				});
+				const accountCount = await prisma.user.count();
+				if (!account) {
+					if (accountCount === 0) {
+						await prisma.user.create({
+							data: {
+								email,
+								google_id: googleId,
+							},
+						});
+						return true;
+					}
+					return (
+						"/signin?error=" +
+						encodeURI(
+							"Vous n'êtes pas autorisé à vous connecter avec ce compte Google"
+						)
+					);
+				} else {
+					return true;
+				}
+			} catch (error) {
+				console.error(error);
+				return (
+					"/signin?error=" +
+					encodeURI(
+						"Une erreur est survenue lors de l'authentification"
+					)
+				);
+			}
+		},
+	},
+	pages: {
+		signIn: "/signin",
+		error: "/signin",
+	},
+	session: {
+		maxAge: 60 * 60 * 6, // Session de 6 heures
+	},
 });