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src/app/api/auth/actions/authenticate.ts

@@ -0,0 +1,18 @@
+import prisma from "app/lib/db";
+import bcrypt from 'bcrypt';
+
+export type User = {
+  id?: number,
+  email: string,
+  password: string,
+}
+
+export default async function authenticate(clientUser: User) {
+  const dbUser: User = await prisma.user.findFirst({ where: { email: clientUser.email } })
+  if (!dbUser) return false
+  const passwordMatches = await
+    bcrypt.compare(clientUser.password, dbUser.password)
+  if (!passwordMatches) return false
+  return true
+}
+

src/app/api/auth/actions/sign-in.ts

@@ -5,6 +5,7 @@ import { redirect } from 'next/navigation';
 import { Argon2id } from 'oslo/password';
 import { lucia } from 'app/lib/lucia';
 import prisma from 'app/lib/db';
+import { toast } from '@/components/ui/use-toast';
 
 export type User = {
 	id?: number,
@@ -12,16 +13,24 @@ export type User = {
 	password: string,
 }
 
-const signIn = async (clientUser: User) => {
-
+const signIn = async (formData: FormData) => {
+	console.log("signIn called!")
+	const clientUser: User = {
+		email: formData.get("email") as string,
+		password: formData.get("password") as string
+	}
 	try {
 		const user = await prisma.user.findFirst({
 			where: { email: clientUser.email },
 		});
 
 		if (!user) {
+			console.log("NOT A USER")
 			// https://www.robinwieruch.de/next-forms/
-			throw new Error('Incorrect email or password');
+			toast({
+				title: "Whoops!",
+				description: "Username not recognised!"
+			})
 		}
 
 		const validPassword = await new Argon2id().verify(
@@ -29,8 +38,11 @@ const signIn = async (clientUser: User) => {
 			clientUser.password
 		);
 
+		console.log(`VALID PASSWORD: ${validPassword}`)
+
 		if (!validPassword) {
-			// https://www.robinwieruch.de/next-forms/
+			// https://www.robinwieruch.de/next-forms
+			console.log("NOT A VALID PASSWORD!")
 			throw new Error('Incorrect email or password');
 		}
 
@@ -47,7 +59,7 @@ const signIn = async (clientUser: User) => {
 		// https://www.robinwieruch.de/next-forms/
 	}
 
-	redirect('/dashboard');
+	redirect('/submission');
 };
 
 export { signIn };

src/app/api/login.ts

@@ -1,24 +0,0 @@
-import prisma from "app/lib/db";
-import bcrypt from 'bcrypt';
-
-export type User = {
-  id?: number,
-  email: string,
-  password: string,
-}
-
-export default async function authenticate(clientUser: User) {
-  const dbUser: User = await prisma.user.findFirst({ where: { email: clientUser.email } })
-  if (!dbUser) return "user doesn't exist"
-  const passwordMatches = await
-    bcrypt.compare(clientUser.password, dbUser.password)
-  if (!passwordMatches) return "password doesn't match"
-  return "password matches!"
-}
-
-let res = await authenticate({ email: "nobody", password: "nothing" })
-console.log("nonexistent user: " + res)
-res = await authenticate({ email: "demo@demo.demo", password: "nothing" })
-console.log("existent user, bad password: " + res)
-res = await authenticate({ email: "demo@demo.demo", password: "password" })
-console.log("existent user, good password: " + res)

src/app/login/page.tsx

@@ -9,7 +9,7 @@ import { Button } from "@/components/ui/button";
 import { signIn } from "app/api/auth/actions/sign-in";
 
 const formSchema = z.object({
-	email: z.string().email().min(4),
+	email: z.string().email(),
 	password: z.string().min(6)
 })
 
@@ -17,13 +17,6 @@ export default function LoginForm() {
 	const form = useForm<z.infer<typeof formSchema>>({
 		resolver: zodResolver(formSchema),
 	})
-	function onSubmit(values: z.infer<typeof formSchema>) {
-		toast({
-			title: "You submitted:",
-			description: JSON.stringify(values)
-		})
-		signIn(values)
-	}
 
 	function onErrors(errors) {
 		toast({
@@ -34,7 +27,7 @@ export default function LoginForm() {
 
 	return (
 		<Form {...form}>
-			<form onSubmit={form.handleSubmit(onSubmit, onErrors)}>
+			<form action={signIn}>
 				<FormField
 					control={form.control}
 					name="email"