feat(auth): enable email verification with Resend

Co-Authored-By: Paperclip <noreply@paperclip.ing>
This commit is contained in:
Barcode Betty
2026-04-15 03:30:44 +00:00
parent 5308923136
commit 4945ac71ae
7 changed files with 262 additions and 14 deletions
+4
View File
@@ -9,3 +9,7 @@ DATABASE_URL=postgresql://cartsnitch:cartsnitch@localhost:5432/cartsnitch
# Port the auth service listens on
PORT=3001
# Resend email provider for transactional email
RESEND_API_KEY=re_your_api_key_here
FROM_EMAIL=CartSnitch <noreply@cartsnitch.com>
+74 -1
View File
@@ -10,7 +10,8 @@
"dependencies": {
"bcrypt": "^6.0.0",
"better-auth": "^1.2.0",
"pg": "^8.13.0"
"pg": "^8.13.0",
"resend": "^6.11.0"
},
"devDependencies": {
"@types/bcrypt": "^6.0.0",
@@ -633,6 +634,12 @@
"node": ">=14"
}
},
"node_modules/@stablelib/base64": {
"version": "1.0.1",
"resolved": "https://registry.npmjs.org/@stablelib/base64/-/base64-1.0.1.tgz",
"integrity": "sha512-1bnPQqSxSuc3Ii6MhBysoWCg58j97aUjuCSZrGSmDxNqtytIi0k8utUenAwTZN4V5mXXYGsVUI9zeBqy+jBOSQ==",
"license": "MIT"
},
"node_modules/@standard-schema/spec": {
"version": "1.1.0",
"resolved": "https://registry.npmjs.org/@standard-schema/spec/-/spec-1.1.0.tgz",
@@ -858,6 +865,12 @@
"@esbuild/win32-x64": "0.27.4"
}
},
"node_modules/fast-sha256": {
"version": "1.3.0",
"resolved": "https://registry.npmjs.org/fast-sha256/-/fast-sha256-1.3.0.tgz",
"integrity": "sha512-n11RGP/lrWEFI/bWdygLxhI+pVeo1ZYIVwvvPkW7azl/rOy+F3HYRZ2K5zeE9mmkhQppyv9sQFx0JM9UabnpPQ==",
"license": "Unlicense"
},
"node_modules/fsevents": {
"version": "2.3.3",
"resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.3.tgz",
@@ -1028,6 +1041,12 @@
"split2": "^4.1.0"
}
},
"node_modules/postal-mime": {
"version": "2.7.4",
"resolved": "https://registry.npmjs.org/postal-mime/-/postal-mime-2.7.4.tgz",
"integrity": "sha512-0WdnFQYUrPGGTFu1uOqD2s7omwua8xaeYGdO6rb88oD5yJ/4pPHDA4sdWqfD8wQVfCny563n/HQS7zTFft+f/g==",
"license": "MIT-0"
},
"node_modules/postgres-array": {
"version": "2.0.0",
"resolved": "https://registry.npmjs.org/postgres-array/-/postgres-array-2.0.0.tgz",
@@ -1067,6 +1086,27 @@
"node": ">=0.10.0"
}
},
"node_modules/resend": {
"version": "6.11.0",
"resolved": "https://registry.npmjs.org/resend/-/resend-6.11.0.tgz",
"integrity": "sha512-S9gxOccfwc+E6Cr3q28Gu8NkiIjYlYPlj9rqk4zkIuzlEoh8sWu/IvJSg7U7t+o3g0Ov2IOCzcneUaCi/M/WdQ==",
"license": "MIT",
"dependencies": {
"postal-mime": "2.7.4",
"svix": "1.90.0"
},
"engines": {
"node": ">=20"
},
"peerDependencies": {
"@react-email/render": "*"
},
"peerDependenciesMeta": {
"@react-email/render": {
"optional": true
}
}
},
"node_modules/resolve-pkg-maps": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/resolve-pkg-maps/-/resolve-pkg-maps-1.0.0.tgz",
@@ -1098,6 +1138,26 @@
"node": ">= 10.x"
}
},
"node_modules/standardwebhooks": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/standardwebhooks/-/standardwebhooks-1.0.0.tgz",
"integrity": "sha512-BbHGOQK9olHPMvQNHWul6MYlrRTAOKn03rOe4A8O3CLWhNf4YHBqq2HJKKC+sfqpxiBY52pNeesD6jIiLDz8jg==",
"license": "MIT",
"dependencies": {
"@stablelib/base64": "^1.0.0",
"fast-sha256": "^1.3.0"
}
},
"node_modules/svix": {
"version": "1.90.0",
"resolved": "https://registry.npmjs.org/svix/-/svix-1.90.0.tgz",
"integrity": "sha512-ljkZuyy2+IBEoESkIpn8sLM+sxJHQcPxlZFxU+nVDhltNfUMisMBzWX/UR8SjEnzoI28ZjCzMbmYAPwSTucoMw==",
"license": "MIT",
"dependencies": {
"standardwebhooks": "1.0.0",
"uuid": "^10.0.0"
}
},
"node_modules/tsx": {
"version": "4.21.0",
"resolved": "https://registry.npmjs.org/tsx/-/tsx-4.21.0.tgz",
@@ -1139,6 +1199,19 @@
"dev": true,
"license": "MIT"
},
"node_modules/uuid": {
"version": "10.0.0",
"resolved": "https://registry.npmjs.org/uuid/-/uuid-10.0.0.tgz",
"integrity": "sha512-8XkAphELsDnEGrDxUOHB3RGvXz6TeuYSGEZBOjtTtPm2lwhGBjLgOzLHB63IUWfBpNucQjND6d3AOudO+H3RWQ==",
"funding": [
"https://github.com/sponsors/broofa",
"https://github.com/sponsors/ctavan"
],
"license": "MIT",
"bin": {
"uuid": "dist/bin/uuid"
}
},
"node_modules/xtend": {
"version": "4.0.2",
"resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+3 -2
View File
@@ -10,14 +10,15 @@
"generate": "npx @better-auth/cli generate"
},
"dependencies": {
"bcrypt": "^6.0.0",
"better-auth": "^1.2.0",
"pg": "^8.13.0",
"bcrypt": "^6.0.0"
"resend": "^6.11.0"
},
"devDependencies": {
"@types/bcrypt": "^6.0.0",
"@types/node": "^22.0.0",
"@types/pg": "^8.11.0",
"@types/bcrypt": "^6.0.0",
"tsx": "^4.19.0",
"typescript": "^5.7.0"
}
+17
View File
@@ -1,6 +1,7 @@
import { betterAuth } from "better-auth";
import bcrypt from "bcrypt";
import pg from "pg";
import { Resend } from "resend";
const { Pool } = pg;
@@ -21,6 +22,9 @@ export const pool = new Pool({
connectionString: databaseUrl ?? "postgresql://cartsnitch:cartsnitch@localhost:5432/cartsnitch",
});
const resend = new Resend(process.env.RESEND_API_KEY);
const fromEmail = process.env.FROM_EMAIL || "CartSnitch <noreply@cartsnitch.com>";
export const auth = betterAuth({
database: pool,
basePath: "/auth",
@@ -41,6 +45,19 @@ export const auth = betterAuth({
},
},
emailVerification: {
sendOnSignUp: true,
autoSignInAfterVerification: true,
sendVerificationEmail: async ({ user, url }) => {
await resend.emails.send({
from: fromEmail,
to: user.email,
subject: "Verify your CartSnitch email",
html: `<p>Hi ${user.name || ""},</p><p>Click the link below to verify your email address:</p><p><a href="${url}">Verify Email</a></p><p>This link expires in 1 hour.</p><p>— CartSnitch</p>`,
});
},
},
session: {
modelName: "sessions",
fields: {
+2
View File
@@ -15,6 +15,7 @@ import { AccountLinking } from './pages/AccountLinking.tsx'
import { Login } from './pages/Login.tsx'
import { Register } from './pages/Register.tsx'
import { ForgotPassword } from './pages/ForgotPassword.tsx'
import { VerifyEmail } from './pages/VerifyEmail.tsx'
const queryClient = new QueryClient({
defaultOptions: {
@@ -47,6 +48,7 @@ export default function App() {
<Route path="login" element={<Login />} />
<Route path="register" element={<Register />} />
<Route path="forgot-password" element={<ForgotPassword />} />
<Route path="verify-email" element={<VerifyEmail />} />
</Routes>
</BrowserRouter>
</QueryClientProvider>
+47 -9
View File
@@ -9,6 +9,9 @@ export function Register() {
const [password, setPassword] = useState('')
const [error, setError] = useState('')
const [loading, setLoading] = useState(false)
const [registrationComplete, setRegistrationComplete] = useState(false)
const [resendLoading, setResendLoading] = useState(false)
const [resendMessage, setResendMessage] = useState('')
const navigate = useNavigate()
const setAuthenticated = useAuthStore((s) => s.setAuthenticated)
@@ -38,15 +41,7 @@ export function Register() {
throw new Error(authError.message ?? 'Registration failed')
}
// After successful signUp, force a session fetch to confirm the cookie is set
// before navigating to the protected route
const sessionResult = await authClient.getSession()
if (sessionResult.data) {
navigate('/')
} else {
// Session not established — show success message and link to login
setError('Account created! Please sign in.')
}
setRegistrationComplete(true)
} catch {
if (import.meta.env.VITE_MOCK_AUTH === 'true') {
setAuthenticated(true)
@@ -59,6 +54,49 @@ export function Register() {
}
}
async function handleResendVerification() {
setResendLoading(true)
setResendMessage('')
try {
const { error } = await authClient.sendVerificationEmail({ email })
if (error) {
setResendMessage('Failed to resend. Please try again.')
} else {
setResendMessage('Verification email sent!')
}
} finally {
setResendLoading(false)
}
}
if (registrationComplete) {
return (
<div className="flex min-h-screen flex-col items-center justify-center px-4">
<h1 className="mb-2 text-3xl font-bold text-gray-900">Check your email</h1>
<p className="mb-8 text-sm text-gray-500">
We sent a verification link to {email}. Click it to activate your account.
</p>
<button
type="button"
onClick={handleResendVerification}
disabled={resendLoading}
className="min-h-12 rounded-xl bg-brand-blue px-6 py-3 text-base font-medium text-white active:bg-brand-blue/90 disabled:opacity-60"
>
{resendLoading ? 'Sending...' : 'Resend email'}
</button>
{resendMessage && (
<p className="mt-4 text-sm text-gray-500">{resendMessage}</p>
)}
<p className="mt-6 text-sm text-gray-500">
Already have an account?{' '}
<Link to="/login" className="text-brand-blue">
Sign in
</Link>
</p>
</div>
)
}
return (
<div className="flex min-h-screen flex-col items-center justify-center px-4">
<h1 className="mb-2 text-3xl font-bold text-gray-900">Create Account</h1>
+113
View File
@@ -0,0 +1,113 @@
import { useEffect, useState } from "react";
import { useNavigate, useSearchParams } from "react-router-dom";
import { authClient } from "../lib/auth-client.ts";
export function VerifyEmail() {
const [searchParams] = useSearchParams();
const navigate = useNavigate();
const [status, setStatus] = useState<"verifying" | "success" | "error">("verifying");
const [resendEmail, setResendEmail] = useState("");
const [showResend, setShowResend] = useState(false);
const [resending, setResending] = useState(false);
const [resendMessage, setResendMessage] = useState("");
useEffect(() => {
const token = searchParams.get("token");
const callbackURL = searchParams.get("callbackURL") || "/";
if (!token) {
setStatus("error");
return;
}
authClient.verifyEmail({ query: { token } })
.then(() => {
setStatus("success");
setTimeout(() => {
navigate(callbackURL);
}, 2000);
})
.catch(() => {
setStatus("error");
});
}, [searchParams, navigate]);
async function handleResend() {
if (!resendEmail) {
setResendMessage("Please enter your email address.");
return;
}
setResending(true);
setResendMessage("");
try {
const { error } = await authClient.sendVerificationEmail({ email: resendEmail });
if (error) {
setResendMessage("Failed to resend. Please try again.");
} else {
setResendMessage("Verification email sent!");
setShowResend(false);
}
} finally {
setResending(false);
}
}
return (
<div className="flex min-h-screen flex-col items-center justify-center px-4">
{status === "verifying" && (
<>
<div className="mb-4 h-8 w-8 animate-spin rounded-full border-4 border-gray-200 border-t-brand-blue" />
<h1 className="mb-2 text-2xl font-bold text-gray-900">Verifying your email...</h1>
<p className="text-sm text-gray-500">Please wait while we verify your email address.</p>
</>
)}
{status === "success" && (
<>
<h1 className="mb-2 text-2xl font-bold text-gray-900">Email verified!</h1>
<p className="text-sm text-gray-500">Redirecting you shortly...</p>
</>
)}
{status === "error" && (
<>
<h1 className="mb-2 text-2xl font-bold text-gray-900">Verification failed</h1>
<p className="mb-6 text-sm text-gray-500">The verification link may have expired or is invalid.</p>
{!showResend ? (
<button
type="button"
onClick={() => setShowResend(true)}
className="min-h-12 rounded-xl bg-brand-blue px-6 py-3 text-base font-medium text-white active:bg-brand-blue/90"
>
Resend verification email
</button>
) : (
<div className="w-full max-w-sm space-y-4">
<input
type="email"
placeholder="Your email address"
value={resendEmail}
onChange={(e) => setResendEmail(e.target.value)}
className="min-h-12 w-full rounded-xl border border-gray-200 px-4 text-base focus:border-brand-blue focus:outline-none focus:ring-1 focus:ring-brand-blue"
/>
<button
type="button"
onClick={handleResend}
disabled={resending}
className="min-h-12 w-full rounded-xl bg-brand-blue px-4 py-3 text-base font-medium text-white active:bg-brand-blue/90 disabled:opacity-60"
>
{resending ? "Sending..." : "Send verification email"}
</button>
{resendMessage && (
<p className="text-sm text-gray-500">{resendMessage}</p>
)}
</div>
)}
</>
)}
</div>
);
}