more refactor

This commit is contained in:
Shreyaschorge 2025-07-07 20:19:22 +05:30
parent cc84b0a882
commit bbc8d81613
No known key found for this signature in database
8 changed files with 896 additions and 892 deletions

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@ -1,891 +0,0 @@
'use client';
import '@farcaster/auth-kit/styles.css';
import { useSignIn } from '@farcaster/auth-kit';
import { useCallback, useEffect, useState, useRef } from 'react';
import { cn } from '../../lib/utils';
import { Button } from './Button';
// Utility functions for device detection
function isAndroid(): boolean {
return (
typeof navigator !== 'undefined' && /android/i.test(navigator.userAgent)
);
}
function isSmallIOS(): boolean {
return (
typeof navigator !== 'undefined' && /iPhone|iPod/.test(navigator.userAgent)
);
}
function isLargeIOS(): boolean {
return (
typeof navigator !== 'undefined' &&
(/iPad/.test(navigator.userAgent) ||
(navigator.platform === 'MacIntel' && navigator.maxTouchPoints > 1))
);
}
function isIOS(): boolean {
return isSmallIOS() || isLargeIOS();
}
function isMobile(): boolean {
return isAndroid() || isIOS();
}
// Hook for detecting clicks outside an element
function useDetectClickOutside<T extends HTMLElement>(
ref: React.RefObject<T | null>,
callback: () => void
) {
useEffect(() => {
function handleClickOutside(event: MouseEvent) {
if (ref.current && !ref.current.contains(event.target as Node)) {
callback();
}
}
document.addEventListener('mousedown', handleClickOutside);
return () => {
document.removeEventListener('mousedown', handleClickOutside);
};
}, [ref, callback]);
}
// Storage utilities for persistence
const STORAGE_KEY = 'farcaster_auth_state';
interface StoredAuthState {
isAuthenticated: boolean;
userData?: {
fid?: number;
pfpUrl?: string;
username?: string;
};
lastSignInTime?: number;
signers?: {
object: 'signer';
signer_uuid: string;
public_key: string;
status: 'approved';
fid: number;
}[]; // Store the list of signers
}
function saveAuthState(state: StoredAuthState) {
try {
localStorage.setItem(STORAGE_KEY, JSON.stringify(state));
} catch (error) {
console.warn('Failed to save auth state:', error);
}
}
function loadAuthState(): StoredAuthState | null {
try {
const stored = localStorage.getItem(STORAGE_KEY);
return stored ? JSON.parse(stored) : null;
} catch (error) {
console.warn('Failed to load auth state:', error);
return null;
}
}
function clearAuthState() {
try {
localStorage.removeItem(STORAGE_KEY);
} catch (error) {
console.warn('Failed to clear auth state:', error);
}
}
function updateSignersInAuthState(
signers: StoredAuthState['signers']
): StoredAuthState | null {
try {
const stored = loadAuthState();
if (stored) {
const updatedState = { ...stored, signers };
saveAuthState(updatedState);
return updatedState;
}
} catch (error) {
console.warn('Failed to update signers in auth state:', error);
}
return null;
}
export function getStoredSigners(): unknown[] {
try {
const stored = loadAuthState();
return stored?.signers || [];
} catch (error) {
console.warn('Failed to get stored signers:', error);
return [];
}
}
// Enhanced QR Code Dialog Component with multiple steps
function AuthDialog({
open,
onClose,
url,
isError,
error,
step,
isLoading,
signerApprovalUrl,
}: {
open: boolean;
onClose: () => void;
url: string;
isError: boolean;
error?: Error | null;
step: 'signin' | 'access' | 'loading';
isLoading?: boolean;
signerApprovalUrl?: string | null;
}) {
if (!open) return null;
const getStepContent = () => {
switch (step) {
case 'signin':
return {
title: 'Signin',
description:
"To signin, scan the code below with your phone's camera.",
showQR: true,
qrUrl: url,
showOpenButton: true,
};
case 'loading':
return {
title: 'Setting up access...',
description:
'Checking your account permissions and setting up secure access.',
showQR: false,
qrUrl: '',
showOpenButton: false,
};
case 'access':
return {
title: 'Grant Access',
description: (
<div className='space-y-3'>
<p className='text-gray-600 dark:text-gray-400'>
Allow this app to access your Farcaster account:
</p>
<div className='space-y-2 text-sm'>
<div className='flex items-center gap-3 p-3 bg-gray-50 dark:bg-gray-700 rounded-lg'>
<div className='w-6 h-6 bg-green-100 dark:bg-green-900 rounded-full flex items-center justify-center'>
<svg
className='w-3 h-3 text-green-600 dark:text-green-400'
fill='currentColor'
viewBox='0 0 20 20'
>
<path
fillRule='evenodd'
d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z'
clipRule='evenodd'
/>
</svg>
</div>
<div>
<div className='font-medium text-gray-900 dark:text-gray-100'>
Read Access
</div>
<div className='text-gray-500 dark:text-gray-400'>
View your profile and public information
</div>
</div>
</div>
<div className='flex items-center gap-3 p-3 bg-gray-50 dark:bg-gray-700 rounded-lg'>
<div className='w-6 h-6 bg-blue-100 dark:bg-blue-900 rounded-full flex items-center justify-center'>
<svg
className='w-3 h-3 text-blue-600 dark:text-blue-400'
fill='currentColor'
viewBox='0 0 20 20'
>
<path d='M13.586 3.586a2 2 0 112.828 2.828l-.793.793-2.828-2.828.793-.793zM11.379 5.793L3 14.172V17h2.828l8.38-8.379-2.83-2.828z' />
</svg>
</div>
<div>
<div className='font-medium text-gray-900 dark:text-gray-100'>
Write Access
</div>
<div className='text-gray-500 dark:text-gray-400'>
Post casts, likes, and update your profile
</div>
</div>
</div>
</div>
</div>
),
// Show QR code if we have signer approval URL, otherwise show loading
showQR: !!signerApprovalUrl,
qrUrl: signerApprovalUrl || '',
showOpenButton: !!signerApprovalUrl,
};
default:
return {
title: 'Sign in',
description:
"To signin, scan the code below with your phone's camera.",
showQR: true,
qrUrl: url,
showOpenButton: true,
};
}
};
const content = getStepContent();
return (
<div className='fixed inset-0 z-50 flex items-center justify-center bg-black/50 backdrop-blur-sm'>
<div className='bg-white dark:bg-gray-800 rounded-xl p-6 max-w-md mx-4 shadow-2xl border border-gray-200 dark:border-gray-700'>
<div className='flex justify-between items-center mb-4'>
<h2 className='text-lg font-semibold text-gray-900 dark:text-gray-100'>
{isError ? 'Error' : content.title}
</h2>
<button
onClick={onClose}
className='text-gray-400 hover:text-gray-600 dark:hover:text-gray-300 transition-colors'
>
<svg
className='w-6 h-6'
fill='none'
stroke='currentColor'
viewBox='0 0 24 24'
>
<path
strokeLinecap='round'
strokeLinejoin='round'
strokeWidth={2}
d='M6 18L18 6M6 6l12 12'
/>
</svg>
</button>
</div>
{isError ? (
<div className='text-center'>
<div className='text-red-600 dark:text-red-400 mb-4'>
{error?.message || 'Unknown error, please try again.'}
</div>
<button onClick={onClose} className='btn btn-primary'>
Try Again
</button>
</div>
) : (
<div className='text-center'>
<div className='mb-6'>
{typeof content.description === 'string' ? (
<p className='text-gray-600 dark:text-gray-400'>
{content.description}
</p>
) : (
content.description
)}
</div>
<div className='mb-6 flex justify-center'>
{content.showQR && content.qrUrl ? (
<div className='p-4 bg-white rounded-lg'>
{/* eslint-disable-next-line @next/next/no-img-element */}
<img
src={`https://api.qrserver.com/v1/create-qr-code/?size=200x200&data=${encodeURIComponent(
content.qrUrl
)}`}
alt='QR Code'
className='w-48 h-48'
/>
</div>
) : step === 'loading' || isLoading ? (
<div className='w-48 h-48 flex items-center justify-center bg-gray-50 dark:bg-gray-700 rounded-lg'>
<div className='flex flex-col items-center gap-3'>
<div className='spinner w-8 h-8' />
<span className='text-sm text-gray-500 dark:text-gray-400'>
{step === 'loading'
? 'Setting up access...'
: 'Loading...'}
</span>
</div>
</div>
) : null}
</div>
{content.showOpenButton && content.qrUrl && (
<button
onClick={() => window.open(content.qrUrl, '_blank')}
className='btn btn-outline flex items-center justify-center gap-2 w-full'
>
<svg
xmlns='http://www.w3.org/2000/svg'
width={12}
height={18}
fill='none'
>
<path
fill='currentColor'
d='M11.25 8.25H.75a.75.75 0 0 0 0 1.5h10.5a.75.75 0 0 0 0-1.5Z'
/>
<path
fill='currentColor'
d='M9.75 6.75a.75.75 0 0 0-1.5 0v3a.75.75 0 0 0 1.5 0v-3Z'
/>
</svg>
I&apos;m using my phone
</button>
)}
</div>
)}
</div>
</div>
);
}
// Profile Button Component
function ProfileButton({
userData,
onSignOut,
}: {
userData?: { fid?: number; pfpUrl?: string; username?: string };
onSignOut: () => void;
}) {
const [showDropdown, setShowDropdown] = useState(false);
const ref = useRef<HTMLDivElement>(null);
useDetectClickOutside(ref, () => setShowDropdown(false));
const name = userData?.username ?? `!${userData?.fid}`;
const pfpUrl = userData?.pfpUrl ?? 'https://farcaster.xyz/avatar.png';
return (
<div className='relative' ref={ref}>
<button
onClick={() => setShowDropdown(!showDropdown)}
className={cn(
'flex items-center gap-3 px-4 py-2 min-w-0 rounded-lg',
'bg-transparent border border-gray-300 dark:border-gray-600 text-gray-900 dark:text-gray-100',
'hover:bg-gray-100 dark:hover:bg-gray-700 transition-colors',
'focus:outline-none focus:ring-1 focus:ring-primary'
)}
>
{/* eslint-disable-next-line @next/next/no-img-element */}
<img
src={pfpUrl}
alt='Profile'
className='w-6 h-6 rounded-full object-cover flex-shrink-0'
onError={(e) => {
(e.target as HTMLImageElement).src =
'https://farcaster.xyz/avatar.png';
}}
/>
<span className='text-sm font-medium truncate max-w-[120px]'>
{name ? name : '...'}
</span>
<svg
className={cn(
'w-4 h-4 transition-transform flex-shrink-0',
showDropdown && 'rotate-180'
)}
fill='none'
stroke='currentColor'
viewBox='0 0 24 24'
>
<path
strokeLinecap='round'
strokeLinejoin='round'
strokeWidth={2}
d='M19 9l-7 7-7-7'
/>
</svg>
</button>
{showDropdown && (
<div className='absolute top-full right-0 left-0 mt-1 w-48 bg-white dark:bg-gray-800 rounded-lg shadow-lg border border-gray-200 dark:border-gray-700 z-50'>
<button
onClick={() => {
onSignOut();
setShowDropdown(false);
}}
className='w-full px-4 py-3 text-left text-sm text-gray-700 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-gray-700 flex items-center gap-3 rounded-lg transition-colors'
>
<svg
className='w-4 h-4'
fill='none'
stroke='currentColor'
viewBox='0 0 24 24'
>
<path
strokeLinecap='round'
strokeLinejoin='round'
strokeWidth={1.5}
d='M17 16l4-4m0 0l-4-4m4 4H7m6 4v1a3 3 0 01-3 3H6a3 3 0 01-3-3V7a3 3 0 013-3h4a3 3 0 013 3v1'
/>
</svg>
Sign out
</button>
</div>
)}
</div>
);
}
// Main Custom SignInButton Component
export function NeynarAuthButton() {
const [nonce, setNonce] = useState<string | null>(null);
const [storedAuth, setStoredAuth] = useState<StoredAuthState | null>(null);
const [signersLoading, setSignersLoading] = useState(false);
// New state for unified dialog flow
const [showDialog, setShowDialog] = useState(false);
const [dialogStep, setDialogStep] = useState<'signin' | 'access' | 'loading'>(
'loading'
);
const [signerApprovalUrl, setSignerApprovalUrl] = useState<string | null>(
null
);
const [pollingInterval, setPollingInterval] = useState<NodeJS.Timeout | null>(
null
);
// Helper function to create a signer
const createSigner = useCallback(async () => {
try {
// console.log('🔧 Creating new signer...');
const response = await fetch('/api/auth/signer', {
method: 'POST',
});
if (!response.ok) {
throw new Error('Failed to create signer');
}
const signerData = await response.json();
// console.log('✅ Signer created:', signerData);
return signerData;
} catch (error) {
// console.error('❌ Error creating signer:', error);
throw error;
}
}, []);
// Helper function to generate signed key request
const generateSignedKeyRequest = useCallback(
async (signerUuid: string, publicKey: string) => {
try {
// console.log('🔑 Generating signed key request...');
// Prepare request body
const requestBody: {
signerUuid: string;
publicKey: string;
sponsor?: { sponsored_by_neynar: boolean };
} = {
signerUuid,
publicKey,
};
const response = await fetch('/api/auth/signer/signed_key', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify(requestBody),
});
if (!response.ok) {
const errorData = await response.json();
throw new Error(
`Failed to generate signed key request: ${errorData.error}`
);
}
const data = await response.json();
// console.log('✅ Signed key request generated:', data);
return data;
} catch (error) {
console.error('❌ Error generating signed key request:', error);
throw error;
}
},
[]
);
// Helper function to fetch all signers
const fetchAllSigners = useCallback(
async (message: string, signature: string) => {
try {
// console.log('<27> Fetching all signers...');
setSignersLoading(true);
const response = await fetch(
`/api/auth/signers?message=${encodeURIComponent(
message
)}&signature=${signature}`
);
const signerData = await response.json();
// console.log('<27> Signer response:', signerData);
if (response.ok) {
// console.log('✅ Signers fetched successfully:', signerData.signers);
// Store signers in localStorage
const updatedState = updateSignersInAuthState(
signerData.signers || []
);
if (updatedState) {
setStoredAuth(updatedState);
}
return signerData.signers;
} else {
console.error('❌ Failed to fetch signers');
throw new Error('Failed to fetch signers');
}
} catch (error) {
console.error('❌ Error fetching signers:', error);
throw error;
} finally {
setSignersLoading(false);
}
},
[]
);
// Helper function to poll signer status
const startPolling = useCallback(
(signerUuid: string, message: string, signature: string) => {
// console.log('<27> Starting polling for signer:', signerUuid);
const interval = setInterval(async () => {
try {
const response = await fetch(
`/api/auth/signer?signerUuid=${signerUuid}`
);
if (!response.ok) {
throw new Error('Failed to poll signer status');
}
const signerData = await response.json();
// console.log('<27> Signer status:', signerData.status);
if (signerData.status === 'approved') {
// console.log('🎉 Signer approved!');
clearInterval(interval);
setPollingInterval(null);
setShowDialog(false);
setDialogStep('signin');
setSignerApprovalUrl(null);
// Refetch all signers
await fetchAllSigners(message, signature);
}
} catch (error) {
console.error('❌ Error polling signer:', error);
}
}, 1000); // Poll every 1 second
setPollingInterval(interval);
},
[fetchAllSigners]
);
// Cleanup polling on unmount
useEffect(() => {
return () => {
if (pollingInterval) {
clearInterval(pollingInterval);
}
};
}, [pollingInterval]);
// Generate nonce
useEffect(() => {
const generateNonce = async () => {
try {
const response = await fetch('/api/auth/nonce');
if (response.ok) {
const data = await response.json();
setNonce(data.nonce);
} else {
console.error('Failed to fetch nonce');
}
} catch (error) {
console.error('Error generating nonce:', error);
}
};
generateNonce();
}, []);
// Load stored auth state on mount
useEffect(() => {
const stored = loadAuthState();
if (stored && stored.isAuthenticated) {
setStoredAuth(stored);
if (stored.signers && stored.signers.length > 0) {
// console.log('📂 Loaded stored signers:', stored.signers);
}
}
}, []);
// Success callback - this is critical!
const onSuccessCallback = useCallback((res: unknown) => {
// console.log('🎉 Sign in successful!', res);
const authState: StoredAuthState = {
isAuthenticated: true,
userData: res as StoredAuthState['userData'],
lastSignInTime: Date.now(),
};
saveAuthState(authState);
setStoredAuth(authState);
// setShowDialog(false);
}, []);
// Error callback
const onErrorCallback = useCallback((error?: Error | null) => {
console.error('❌ Sign in error:', error);
}, []);
const signInState = useSignIn({
nonce: nonce || undefined,
onSuccess: onSuccessCallback,
onError: onErrorCallback,
});
const {
signIn,
signOut,
connect,
reconnect,
isSuccess,
isError,
error,
channelToken,
url,
data,
validSignature,
isPolling,
} = signInState;
// Connect when component mounts and we have a nonce
useEffect(() => {
if (nonce && !channelToken) {
// console.log('🔌 Connecting with nonce:', nonce);
connect();
}
}, [nonce, channelToken, connect]);
// Debug logging
// useEffect(() => {
// console.log('🔍 Auth state:', {
// isSuccess,
// validSignature,
// hasData: !!data,
// isPolling,
// isError,
// storedAuth: !!storedAuth?.isAuthenticated,
// });
// }, [isSuccess, validSignature, data, isPolling, isError, storedAuth]);
// Handle fetching signers after successful authentication
useEffect(() => {
if (data?.message && data?.signature) {
// console.log('📝 Got message and signature:', {
// message: data.message,
// signature: data.signature,
// });
const handleSignerFlow = async () => {
try {
// Ensure we have message and signature
if (!data.message || !data.signature) {
console.error('❌ Missing message or signature');
return;
}
// Step 1: Change to loading state
setDialogStep('loading');
setSignersLoading(true);
// First, fetch existing signers
const signers = await fetchAllSigners(data.message, data.signature);
// Check if no signers exist
if (!signers || signers.length === 0) {
// console.log('<27> No signers found, creating new signer...');
// Step 1: Create a signer
const newSigner = await createSigner();
// Step 2: Generate signed key request
const signedKeyData = await generateSignedKeyRequest(
newSigner.signer_uuid,
newSigner.public_key
);
// Step 3: Show QR code in access dialog for signer approval
if (signedKeyData.signer_approval_url) {
setSignerApprovalUrl(signedKeyData.signer_approval_url);
setSignersLoading(false); // Stop loading, show QR code
setDialogStep('access'); // Switch to access step to show QR
// Step 4: Start polling for signer approval
startPolling(newSigner.signer_uuid, data.message, data.signature);
}
} else {
// If signers exist, close the dialog
// console.log('✅ Signers already exist, closing dialog');
setSignersLoading(false);
setShowDialog(false);
setDialogStep('signin');
}
} catch (error) {
console.error('❌ Error in signer flow:', error);
// On error, reset to signin step
setDialogStep('signin');
setSignersLoading(false);
}
};
handleSignerFlow();
}
}, [
data?.message,
data?.signature,
fetchAllSigners,
createSigner,
generateSignedKeyRequest,
startPolling,
]);
const handleSignIn = useCallback(() => {
// console.log('🚀 Starting sign in flow...');
if (isError) {
// console.log('🔄 Reconnecting due to error...');
reconnect();
}
setDialogStep('signin');
setShowDialog(true);
signIn();
// Open mobile app if on mobile and URL is available
if (url && isMobile()) {
// console.log('📱 Opening mobile app:', url);
window.open(url, '_blank');
}
}, [isError, reconnect, signIn, url]);
const handleSignOut = useCallback(() => {
// console.log('👋 Signing out...');
setShowDialog(false);
signOut();
clearAuthState();
setStoredAuth(null);
}, [signOut]);
// The key fix: match the original library's authentication logic exactly
const authenticated =
((isSuccess && validSignature) || storedAuth?.isAuthenticated) &&
!!(storedAuth?.signers && storedAuth.signers.length > 0);
const userData = data || storedAuth?.userData;
// Show loading state while nonce is being fetched or signers are loading
if (!nonce || signersLoading) {
return (
<div className='flex items-center justify-center'>
<div className='flex items-center gap-3 px-4 py-2 bg-gray-100 dark:bg-gray-800 rounded-lg'>
<div className='spinner w-4 h-4' />
<span className='text-sm text-gray-600 dark:text-gray-400'>
Loading...
</span>
</div>
</div>
);
}
return (
<>
{authenticated ? (
<ProfileButton userData={userData} onSignOut={handleSignOut} />
) : (
<Button
onClick={handleSignIn}
disabled={!url}
className={cn(
'btn btn-primary flex items-center gap-3',
'disabled:opacity-50 disabled:cursor-not-allowed',
'transform transition-all duration-200 active:scale-[0.98]',
!url && 'cursor-not-allowed'
)}
>
{!url ? (
<>
<div className='spinner-primary w-5 h-5' />
<span>Initializing...</span>
</>
) : (
<>
<span>Sign in with Neynar</span>
</>
)}
</Button>
)}
{/* Unified Auth Dialog */}
{url && (
<AuthDialog
open={showDialog && !isMobile()}
onClose={() => {
setShowDialog(false);
setDialogStep('signin');
setSignerApprovalUrl(null);
if (pollingInterval) {
clearInterval(pollingInterval);
setPollingInterval(null);
}
}}
url={url}
isError={isError}
error={error}
step={dialogStep}
isLoading={signersLoading}
signerApprovalUrl={signerApprovalUrl}
/>
)}
{/* Debug panel (optional - can be removed in production) */}
{/* {process.env.NODE_ENV === "development" && (
<div className="mt-4 p-3 bg-gray-100 dark:bg-gray-800 rounded-lg text-xs font-mono">
<div className="font-semibold mb-2">Debug Info:</div>
<pre className="whitespace-pre-wrap text-xs">
{JSON.stringify(
{
authenticated,
isSuccess,
validSignature,
hasData: !!data,
isPolling,
isError,
hasStoredAuth: !!storedAuth?.isAuthenticated,
hasUrl: !!url,
hasChannelToken: !!channelToken,
},
null,
2
)}
</pre>
</div>
)} */}
</>
);
}

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@ -0,0 +1,222 @@
'use client';
export function AuthDialog({
open,
onClose,
url,
isError,
error,
step,
isLoading,
signerApprovalUrl,
}: {
open: boolean;
onClose: () => void;
url: string;
isError: boolean;
error?: Error | null;
step: 'signin' | 'access' | 'loading';
isLoading?: boolean;
signerApprovalUrl?: string | null;
}) {
if (!open) return null;
const getStepContent = () => {
switch (step) {
case 'signin':
return {
title: 'Signin',
description:
"To signin, scan the code below with your phone's camera.",
showQR: true,
qrUrl: url,
showOpenButton: true,
};
case 'loading':
return {
title: 'Setting up access...',
description:
'Checking your account permissions and setting up secure access.',
showQR: false,
qrUrl: '',
showOpenButton: false,
};
case 'access':
return {
title: 'Grant Access',
description: (
<div className='space-y-3'>
<p className='text-gray-600 dark:text-gray-400'>
Allow this app to access your Farcaster account:
</p>
<div className='space-y-2 text-sm'>
<div className='flex items-center gap-3 p-3 bg-gray-50 dark:bg-gray-700 rounded-lg'>
<div className='w-6 h-6 bg-green-100 dark:bg-green-900 rounded-full flex items-center justify-center'>
<svg
className='w-3 h-3 text-green-600 dark:text-green-400'
fill='currentColor'
viewBox='0 0 20 20'
>
<path
fillRule='evenodd'
d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z'
clipRule='evenodd'
/>
</svg>
</div>
<div>
<div className='font-medium text-gray-900 dark:text-gray-100'>
Read Access
</div>
<div className='text-gray-500 dark:text-gray-400'>
View your profile and public information
</div>
</div>
</div>
<div className='flex items-center gap-3 p-3 bg-gray-50 dark:bg-gray-700 rounded-lg'>
<div className='w-6 h-6 bg-blue-100 dark:bg-blue-900 rounded-full flex items-center justify-center'>
<svg
className='w-3 h-3 text-blue-600 dark:text-blue-400'
fill='currentColor'
viewBox='0 0 20 20'
>
<path d='M13.586 3.586a2 2 0 112.828 2.828l-.793.793-2.828-2.828.793-.793zM11.379 5.793L3 14.172V17h2.828l8.38-8.379-2.83-2.828z' />
</svg>
</div>
<div>
<div className='font-medium text-gray-900 dark:text-gray-100'>
Write Access
</div>
<div className='text-gray-500 dark:text-gray-400'>
Post casts, likes, and update your profile
</div>
</div>
</div>
</div>
</div>
),
// Show QR code if we have signer approval URL, otherwise show loading
showQR: !!signerApprovalUrl,
qrUrl: signerApprovalUrl || '',
showOpenButton: !!signerApprovalUrl,
};
default:
return {
title: 'Sign in',
description:
"To signin, scan the code below with your phone's camera.",
showQR: true,
qrUrl: url,
showOpenButton: true,
};
}
};
const content = getStepContent();
return (
<div className='fixed inset-0 z-50 flex items-center justify-center bg-black/50 backdrop-blur-sm'>
<div className='bg-white dark:bg-gray-800 rounded-xl p-6 max-w-md mx-4 shadow-2xl border border-gray-200 dark:border-gray-700'>
<div className='flex justify-between items-center mb-4'>
<h2 className='text-lg font-semibold text-gray-900 dark:text-gray-100'>
{isError ? 'Error' : content.title}
</h2>
<button
onClick={onClose}
className='text-gray-400 hover:text-gray-600 dark:hover:text-gray-300 transition-colors'
>
<svg
className='w-6 h-6'
fill='none'
stroke='currentColor'
viewBox='0 0 24 24'
>
<path
strokeLinecap='round'
strokeLinejoin='round'
strokeWidth={2}
d='M6 18L18 6M6 6l12 12'
/>
</svg>
</button>
</div>
{isError ? (
<div className='text-center'>
<div className='text-red-600 dark:text-red-400 mb-4'>
{error?.message || 'Unknown error, please try again.'}
</div>
<button onClick={onClose} className='btn btn-primary'>
Try Again
</button>
</div>
) : (
<div className='text-center'>
<div className='mb-6'>
{typeof content.description === 'string' ? (
<p className='text-gray-600 dark:text-gray-400'>
{content.description}
</p>
) : (
content.description
)}
</div>
<div className='mb-6 flex justify-center'>
{content.showQR && content.qrUrl ? (
<div className='p-4 bg-white rounded-lg'>
{/* eslint-disable-next-line @next/next/no-img-element */}
<img
src={`https://api.qrserver.com/v1/create-qr-code/?size=200x200&data=${encodeURIComponent(
content.qrUrl
)}`}
alt='QR Code'
className='w-48 h-48'
/>
</div>
) : step === 'loading' || isLoading ? (
<div className='w-48 h-48 flex items-center justify-center bg-gray-50 dark:bg-gray-700 rounded-lg'>
<div className='flex flex-col items-center gap-3'>
<div className='spinner w-8 h-8' />
<span className='text-sm text-gray-500 dark:text-gray-400'>
{step === 'loading'
? 'Setting up access...'
: 'Loading...'}
</span>
</div>
</div>
) : null}
</div>
{content.showOpenButton && content.qrUrl && (
<button
onClick={() => window.open(content.qrUrl, '_blank')}
className='btn btn-outline flex items-center justify-center gap-2 w-full'
>
<svg
xmlns='http://www.w3.org/2000/svg'
width={12}
height={18}
fill='none'
>
<path
fill='currentColor'
d='M11.25 8.25H.75a.75.75 0 0 0 0 1.5h10.5a.75.75 0 0 0 0-1.5Z'
/>
<path
fill='currentColor'
d='M9.75 6.75a.75.75 0 0 0-1.5 0v3a.75.75 0 0 0 1.5 0v-3Z'
/>
</svg>
I&apos;m using my phone
</button>
)}
</div>
)}
</div>
</div>
);
}

View File

@ -0,0 +1,92 @@
'use client';
import { useRef, useState } from 'react';
import { useDetectClickOutside } from '~/hooks/useDetectClickOutside';
import { cn } from '~/lib/utils';
export function ProfileButton({
userData,
onSignOut,
}: {
userData?: { fid?: number; pfpUrl?: string; username?: string };
onSignOut: () => void;
}) {
const [showDropdown, setShowDropdown] = useState(false);
const ref = useRef<HTMLDivElement>(null);
useDetectClickOutside(ref, () => setShowDropdown(false));
const name = userData?.username ?? `!${userData?.fid}`;
const pfpUrl = userData?.pfpUrl ?? 'https://farcaster.xyz/avatar.png';
return (
<div className='relative' ref={ref}>
<button
onClick={() => setShowDropdown(!showDropdown)}
className={cn(
'flex items-center gap-3 px-4 py-2 min-w-0 rounded-lg',
'bg-transparent border border-gray-300 dark:border-gray-600 text-gray-900 dark:text-gray-100',
'hover:bg-gray-100 dark:hover:bg-gray-700 transition-colors',
'focus:outline-none focus:ring-1 focus:ring-primary'
)}
>
{/* eslint-disable-next-line @next/next/no-img-element */}
<img
src={pfpUrl}
alt='Profile'
className='w-6 h-6 rounded-full object-cover flex-shrink-0'
onError={(e) => {
(e.target as HTMLImageElement).src =
'https://farcaster.xyz/avatar.png';
}}
/>
<span className='text-sm font-medium truncate max-w-[120px]'>
{name ? name : '...'}
</span>
<svg
className={cn(
'w-4 h-4 transition-transform flex-shrink-0',
showDropdown && 'rotate-180'
)}
fill='none'
stroke='currentColor'
viewBox='0 0 24 24'
>
<path
strokeLinecap='round'
strokeLinejoin='round'
strokeWidth={2}
d='M19 9l-7 7-7-7'
/>
</svg>
</button>
{showDropdown && (
<div className='absolute top-full right-0 left-0 mt-1 w-48 bg-white dark:bg-gray-800 rounded-lg shadow-lg border border-gray-200 dark:border-gray-700 z-50'>
<button
onClick={() => {
onSignOut();
setShowDropdown(false);
}}
className='w-full px-4 py-3 text-left text-sm text-gray-700 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-gray-700 flex items-center gap-3 rounded-lg transition-colors'
>
<svg
className='w-4 h-4'
fill='none'
stroke='currentColor'
viewBox='0 0 24 24'
>
<path
strokeLinecap='round'
strokeLinejoin='round'
strokeWidth={1.5}
d='M17 16l4-4m0 0l-4-4m4 4H7m6 4v1a3 3 0 01-3 3H6a3 3 0 01-3-3V7a3 3 0 013-3h4a3 3 0 013 3v1'
/>
</svg>
Sign out
</button>
</div>
)}
</div>
);
}

View File

@ -0,0 +1,511 @@
'use client';
import '@farcaster/auth-kit/styles.css';
import { useSignIn } from '@farcaster/auth-kit';
import { useCallback, useEffect, useState } from 'react';
import { cn } from '~/lib/utils';
import { Button } from '~/components/ui/Button';
import { isMobile } from '~/lib/devices';
import { ProfileButton } from '~/components/ui/NeynarAuthButton/ProfileButton';
import { AuthDialog } from '~/components/ui/NeynarAuthButton/AuthDialog';
import { getItem, removeItem, setItem } from '~/lib/localStorage';
const STORAGE_KEY = 'neynar_authenticated_user';
interface StoredAuthState {
isAuthenticated: boolean;
userData?: {
fid?: number;
pfpUrl?: string;
username?: string;
};
lastSignInTime?: number;
signers?: {
object: 'signer';
signer_uuid: string;
public_key: string;
status: 'approved';
fid: number;
}[]; // Store the list of signers
}
// Main Custom SignInButton Component
export function NeynarAuthButton() {
const [nonce, setNonce] = useState<string | null>(null);
const [storedAuth, setStoredAuth] = useState<StoredAuthState | null>(null);
const [signersLoading, setSignersLoading] = useState(false);
// New state for unified dialog flow
const [showDialog, setShowDialog] = useState(false);
const [dialogStep, setDialogStep] = useState<'signin' | 'access' | 'loading'>(
'loading'
);
const [signerApprovalUrl, setSignerApprovalUrl] = useState<string | null>(
null
);
const [pollingInterval, setPollingInterval] = useState<NodeJS.Timeout | null>(
null
);
// Helper function to create a signer
const createSigner = useCallback(async () => {
try {
// console.log('🔧 Creating new signer...');
const response = await fetch('/api/auth/signer', {
method: 'POST',
});
if (!response.ok) {
throw new Error('Failed to create signer');
}
const signerData = await response.json();
// console.log('✅ Signer created:', signerData);
return signerData;
} catch (error) {
// console.error('❌ Error creating signer:', error);
throw error;
}
}, []);
// Helper function to generate signed key request
const generateSignedKeyRequest = useCallback(
async (signerUuid: string, publicKey: string) => {
try {
// console.log('🔑 Generating signed key request...');
// Prepare request body
const requestBody: {
signerUuid: string;
publicKey: string;
sponsor?: { sponsored_by_neynar: boolean };
} = {
signerUuid,
publicKey,
};
const response = await fetch('/api/auth/signer/signed_key', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify(requestBody),
});
if (!response.ok) {
const errorData = await response.json();
throw new Error(
`Failed to generate signed key request: ${errorData.error}`
);
}
const data = await response.json();
// console.log('✅ Signed key request generated:', data);
return data;
} catch (error) {
console.error('❌ Error generating signed key request:', error);
throw error;
}
},
[]
);
// Helper function to fetch all signers
const fetchAllSigners = useCallback(
async (message: string, signature: string) => {
try {
// console.log('<27> Fetching all signers...');
setSignersLoading(true);
const response = await fetch(
`/api/auth/signers?message=${encodeURIComponent(
message
)}&signature=${signature}`
);
const signerData = await response.json();
// console.log('<27> Signer response:', signerData);
if (response.ok) {
// console.log('✅ Signers fetched successfully:', signerData.signers);
// Store signers in localStorage, preserving existing auth data
const existingAuth = getItem<StoredAuthState>(STORAGE_KEY);
const updatedState: StoredAuthState = {
...existingAuth,
isAuthenticated: true,
signers: signerData.signers || [],
lastSignInTime: existingAuth?.lastSignInTime || Date.now(),
};
setItem<StoredAuthState>(STORAGE_KEY, updatedState);
setStoredAuth(updatedState);
return signerData.signers;
} else {
console.error('❌ Failed to fetch signers');
throw new Error('Failed to fetch signers');
}
} catch (error) {
console.error('❌ Error fetching signers:', error);
throw error;
} finally {
setSignersLoading(false);
}
},
[]
);
// Helper function to poll signer status
const startPolling = useCallback(
(signerUuid: string, message: string, signature: string) => {
// console.log('<27> Starting polling for signer:', signerUuid);
const interval = setInterval(async () => {
try {
const response = await fetch(
`/api/auth/signer?signerUuid=${signerUuid}`
);
if (!response.ok) {
throw new Error('Failed to poll signer status');
}
const signerData = await response.json();
// console.log('<27> Signer status:', signerData.status);
if (signerData.status === 'approved') {
// console.log('🎉 Signer approved!');
clearInterval(interval);
setPollingInterval(null);
setShowDialog(false);
setDialogStep('signin');
setSignerApprovalUrl(null);
// Refetch all signers
await fetchAllSigners(message, signature);
}
} catch (error) {
console.error('❌ Error polling signer:', error);
}
}, 1000); // Poll every 1 second
setPollingInterval(interval);
},
[fetchAllSigners]
);
// Cleanup polling on unmount
useEffect(() => {
return () => {
if (pollingInterval) {
clearInterval(pollingInterval);
}
};
}, [pollingInterval]);
// Generate nonce
useEffect(() => {
const generateNonce = async () => {
try {
const response = await fetch('/api/auth/nonce');
if (response.ok) {
const data = await response.json();
setNonce(data.nonce);
} else {
console.error('Failed to fetch nonce');
}
} catch (error) {
console.error('Error generating nonce:', error);
}
};
generateNonce();
}, []);
// Load stored auth state on mount
useEffect(() => {
const stored = getItem<StoredAuthState>(STORAGE_KEY);
if (stored && stored.isAuthenticated) {
setStoredAuth(stored);
if (stored.signers && stored.signers.length > 0) {
// console.log('📂 Loaded stored signers:', stored.signers);
}
}
}, []);
// Success callback - this is critical!
const onSuccessCallback = useCallback((res: unknown) => {
// console.log('🎉 Sign in successful!', res);
const existingAuth = getItem<StoredAuthState>(STORAGE_KEY);
const authState: StoredAuthState = {
isAuthenticated: true,
userData: res as StoredAuthState['userData'],
lastSignInTime: Date.now(),
signers: existingAuth?.signers || [], // Preserve existing signers
};
setItem<StoredAuthState>(STORAGE_KEY, authState);
setStoredAuth(authState);
// setShowDialog(false);
}, []);
// Error callback
const onErrorCallback = useCallback((error?: Error | null) => {
console.error('❌ Sign in error:', error);
}, []);
const signInState = useSignIn({
nonce: nonce || undefined,
onSuccess: onSuccessCallback,
onError: onErrorCallback,
});
const {
signIn,
signOut,
connect,
reconnect,
isSuccess,
isError,
error,
channelToken,
url,
data,
validSignature,
} = signInState;
// Connect when component mounts and we have a nonce
useEffect(() => {
if (nonce && !channelToken) {
// console.log('🔌 Connecting with nonce:', nonce);
connect();
}
}, [nonce, channelToken, connect]);
// Debug logging
// useEffect(() => {
// console.log('🔍 Auth state:', {
// isSuccess,
// validSignature,
// hasData: !!data,
// isPolling,
// isError,
// storedAuth: !!storedAuth?.isAuthenticated,
// });
// }, [isSuccess, validSignature, data, isPolling, isError, storedAuth]);
// Handle fetching signers after successful authentication
useEffect(() => {
if (data?.message && data?.signature) {
// console.log('📝 Got message and signature:', {
// message: data.message,
// signature: data.signature,
// });
const handleSignerFlow = async () => {
try {
// Ensure we have message and signature
if (!data.message || !data.signature) {
console.error('❌ Missing message or signature');
return;
}
// Step 1: Change to loading state
setDialogStep('loading');
setSignersLoading(true);
// First, fetch existing signers
const signers = await fetchAllSigners(data.message, data.signature);
// Check if no signers exist or if we have empty signers
if (!signers || signers.length === 0) {
// console.log('🔧 No signers found, creating new signer...');
// Step 1: Create a signer
const newSigner = await createSigner();
// Step 2: Generate signed key request
const signedKeyData = await generateSignedKeyRequest(
newSigner.signer_uuid,
newSigner.public_key
);
// Step 3: Show QR code in access dialog for signer approval
if (signedKeyData.signer_approval_url) {
setSignerApprovalUrl(signedKeyData.signer_approval_url);
setSignersLoading(false); // Stop loading, show QR code
setDialogStep('access'); // Switch to access step to show QR
// Step 4: Start polling for signer approval
startPolling(newSigner.signer_uuid, data.message, data.signature);
}
} else {
// If signers exist, close the dialog
// console.log('✅ Signers already exist, closing dialog');
setSignersLoading(false);
setShowDialog(false);
setDialogStep('signin');
}
} catch (error) {
console.error('❌ Error in signer flow:', error);
// On error, reset to signin step
setDialogStep('signin');
setSignersLoading(false);
}
};
handleSignerFlow();
}
}, [
data?.message,
data?.signature,
fetchAllSigners,
createSigner,
generateSignedKeyRequest,
startPolling,
]);
const handleSignIn = useCallback(() => {
// console.log('🚀 Starting sign in flow...');
if (isError) {
// console.log('🔄 Reconnecting due to error...');
reconnect();
}
setDialogStep('signin');
setShowDialog(true);
signIn();
// Open mobile app if on mobile and URL is available
if (url && isMobile()) {
// console.log('📱 Opening mobile app:', url);
window.open(url, '_blank');
}
}, [isError, reconnect, signIn, url]);
const handleSignOut = useCallback(() => {
// console.log('👋 Signing out...');
setShowDialog(false);
signOut();
removeItem(STORAGE_KEY);
setStoredAuth(null);
}, [signOut]);
// The key fix: match the original library's authentication logic exactly
const authenticated =
((isSuccess && validSignature) || storedAuth?.isAuthenticated) &&
!!(storedAuth?.signers && storedAuth.signers.length > 0);
const userData = data || storedAuth?.userData;
// Debug logging
// useEffect(() => {
// console.log('🔍 Auth state:', {
// authenticated,
// isSuccess,
// validSignature,
// hasData: !!data,
// isError,
// storedAuth: !!storedAuth?.isAuthenticated,
// storedSigners: storedAuth?.signers?.length || 0,
// hasUrl: !!url,
// });
// }, [
// authenticated,
// isSuccess,
// validSignature,
// data,
// isError,
// storedAuth,
// url,
// ]);
// Show loading state while nonce is being fetched or signers are loading
if (!nonce || signersLoading) {
return (
<div className='flex items-center justify-center'>
<div className='flex items-center gap-3 px-4 py-2 bg-gray-100 dark:bg-gray-800 rounded-lg'>
<div className='spinner w-4 h-4' />
<span className='text-sm text-gray-600 dark:text-gray-400'>
Loading...
</span>
</div>
</div>
);
}
return (
<>
{authenticated ? (
<ProfileButton userData={userData} onSignOut={handleSignOut} />
) : (
<Button
onClick={handleSignIn}
disabled={!url}
className={cn(
'btn btn-primary flex items-center gap-3',
'disabled:opacity-50 disabled:cursor-not-allowed',
'transform transition-all duration-200 active:scale-[0.98]',
!url && 'cursor-not-allowed'
)}
>
{!url ? (
<>
<div className='spinner-primary w-5 h-5' />
<span>Initializing...</span>
</>
) : (
<>
<span>Sign in with Neynar</span>
</>
)}
</Button>
)}
{/* Unified Auth Dialog */}
{url && (
<AuthDialog
open={showDialog && !isMobile()}
onClose={() => {
setShowDialog(false);
setDialogStep('signin');
setSignerApprovalUrl(null);
if (pollingInterval) {
clearInterval(pollingInterval);
setPollingInterval(null);
}
}}
url={url}
isError={isError}
error={error}
step={dialogStep}
isLoading={signersLoading}
signerApprovalUrl={signerApprovalUrl}
/>
)}
{/* Debug panel (optional - can be removed in production) */}
{/* {process.env.NODE_ENV === "development" && (
<div className="mt-4 p-3 bg-gray-100 dark:bg-gray-800 rounded-lg text-xs font-mono">
<div className="font-semibold mb-2">Debug Info:</div>
<pre className="whitespace-pre-wrap text-xs">
{JSON.stringify(
{
authenticated,
isSuccess,
validSignature,
hasData: !!data,
isPolling,
isError,
hasStoredAuth: !!storedAuth?.isAuthenticated,
hasUrl: !!url,
hasChannelToken: !!channelToken,
},
null,
2
)}
</pre>
</div>
)} */}
</>
);
}

View File

@ -6,7 +6,7 @@ import { ShareButton } from '../Share';
import { Button } from '../Button'; import { Button } from '../Button';
import { SignIn } from '../wallet/SignIn'; import { SignIn } from '../wallet/SignIn';
import { type Haptics } from '@farcaster/frame-sdk'; import { type Haptics } from '@farcaster/frame-sdk';
import { NeynarAuthButton } from '../NeynarAuthButton'; import { NeynarAuthButton } from '../NeynarAuthButton/index';
/** /**
* ActionsTab component handles mini app actions like sharing, notifications, and haptic feedback. * ActionsTab component handles mini app actions like sharing, notifications, and haptic feedback.

View File

@ -0,0 +1,18 @@
import { useEffect } from 'react';
export function useDetectClickOutside<T extends HTMLElement>(
ref: React.RefObject<T | null>,
callback: () => void
) {
useEffect(() => {
function handleClickOutside(event: MouseEvent) {
if (ref.current && !ref.current.contains(event.target as Node)) {
callback();
}
}
document.addEventListener('mousedown', handleClickOutside);
return () => {
document.removeEventListener('mousedown', handleClickOutside);
};
}, [ref, callback]);
}

27
src/lib/devices.ts Normal file
View File

@ -0,0 +1,27 @@
function isAndroid(): boolean {
return (
typeof navigator !== 'undefined' && /android/i.test(navigator.userAgent)
);
}
function isSmallIOS(): boolean {
return (
typeof navigator !== 'undefined' && /iPhone|iPod/.test(navigator.userAgent)
);
}
function isLargeIOS(): boolean {
return (
typeof navigator !== 'undefined' &&
(/iPad/.test(navigator.userAgent) ||
(navigator.platform === 'MacIntel' && navigator.maxTouchPoints > 1))
);
}
function isIOS(): boolean {
return isSmallIOS() || isLargeIOS();
}
export function isMobile(): boolean {
return isAndroid() || isIOS();
}

25
src/lib/localStorage.ts Normal file
View File

@ -0,0 +1,25 @@
export function setItem<T>(key: string, value: T) {
try {
localStorage.setItem(key, JSON.stringify(value));
} catch (error) {
console.warn('Failed to save item:', error);
}
}
export function getItem<T>(key: string): T | null {
try {
const stored = localStorage.getItem(key);
return stored ? JSON.parse(stored) : null;
} catch (error) {
console.warn('Failed to load item:', error);
return null;
}
}
export function removeItem(key: string) {
try {
localStorage.removeItem(key);
} catch (error) {
console.warn('Failed to remove item:', error);
}
}