NeynarAuthNutton

package-lock.json

@@ -1,15 +1,16 @@
 {
   "name": "@neynar/create-farcaster-mini-app",
-  "version": "1.5.2",
+  "version": "1.5.3",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@neynar/create-farcaster-mini-app",
-      "version": "1.5.2",
+      "version": "1.5.3",
       "dependencies": {
         "dotenv": "^16.4.7",
         "inquirer": "^12.4.3",
+        "siwe": "^3.0.0",
         "viem": "^2.23.6"
       },
       "bin": {
@@ -624,6 +625,47 @@
         "url": "https://paulmillr.com/funding/"
       }
     },
+    "node_modules/@spruceid/siwe-parser": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/@spruceid/siwe-parser/-/siwe-parser-3.0.0.tgz",
+      "integrity": "sha512-Y92k63ilw/8jH9Ry4G2e7lQd0jZAvb0d/Q7ssSD0D9mp/Zt2aCXIc3g0ny9yhplpAx1QXHsMz/JJptHK/zDGdw==",
+      "license": "Apache-2.0",
+      "dependencies": {
+        "@noble/hashes": "^1.1.2",
+        "apg-js": "^4.4.0"
+      }
+    },
+    "node_modules/@stablelib/binary": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/@stablelib/binary/-/binary-1.0.1.tgz",
+      "integrity": "sha512-ClJWvmL6UBM/wjkvv/7m5VP3GMr9t0osr4yVgLZsLCOz4hGN9gIAFEqnJ0TsSMAN+n840nf2cHZnA5/KFqHC7Q==",
+      "license": "MIT",
+      "dependencies": {
+        "@stablelib/int": "^1.0.1"
+      }
+    },
+    "node_modules/@stablelib/int": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/@stablelib/int/-/int-1.0.1.tgz",
+      "integrity": "sha512-byr69X/sDtDiIjIV6m4roLVWnNNlRGzsvxw+agj8CIEazqWGOQp2dTYgQhtyVXV9wpO6WyXRQUzLV/JRNumT2w==",
+      "license": "MIT"
+    },
+    "node_modules/@stablelib/random": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/@stablelib/random/-/random-1.0.2.tgz",
+      "integrity": "sha512-rIsE83Xpb7clHPVRlBj8qNe5L8ISQOzjghYQm/dZ7VaM2KHYwMW5adjQjrzTZCchFnNCNhkwtnOBa9HTMJCI8w==",
+      "license": "MIT",
+      "dependencies": {
+        "@stablelib/binary": "^1.0.1",
+        "@stablelib/wipe": "^1.0.1"
+      }
+    },
+    "node_modules/@stablelib/wipe": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/@stablelib/wipe/-/wipe-1.0.1.tgz",
+      "integrity": "sha512-WfqfX/eXGiAd3RJe4VU2snh/ZPwtSjLG4ynQ/vYzvghTh7dHFcI1wl+nrkWG6lGhukOxOsUHfv8dUXr58D0ayg==",
+      "license": "MIT"
+    },
     "node_modules/@tootallnate/quickjs-emscripten": {
       "version": "0.23.0",
       "resolved": "https://registry.npmjs.org/@tootallnate/quickjs-emscripten/-/quickjs-emscripten-0.23.0.tgz",
@@ -662,6 +704,13 @@
         }
       }
     },
+    "node_modules/aes-js": {
+      "version": "4.0.0-beta.5",
+      "resolved": "https://registry.npmjs.org/aes-js/-/aes-js-4.0.0-beta.5.tgz",
+      "integrity": "sha512-G965FqalsNyrPqgEGON7nIx1e/OVENSgiEIzyC63haUMuvNnwIgIjMs52hlTCKhkBny7A2ORNlfY9Zu+jmGk1Q==",
+      "license": "MIT",
+      "peer": true
+    },
     "node_modules/agent-base": {
       "version": "7.1.3",
       "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-7.1.3.tgz",
@@ -711,6 +760,12 @@
         "url": "https://github.com/chalk/ansi-styles?sponsor=1"
       }
     },
+    "node_modules/apg-js": {
+      "version": "4.4.0",
+      "resolved": "https://registry.npmjs.org/apg-js/-/apg-js-4.4.0.tgz",
+      "integrity": "sha512-fefmXFknJmtgtNEXfPwZKYkMFX4Fyeyz+fNF6JWp87biGOPslJbCBVU158zvKRZfHBKnJDy8CMM40oLFGkXT8Q==",
+      "license": "BSD-2-Clause"
+    },
     "node_modules/ast-types": {
       "version": "0.13.4",
       "resolved": "https://registry.npmjs.org/ast-types/-/ast-types-0.13.4.tgz",
@@ -1318,6 +1373,114 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/ethers": {
+      "version": "6.15.0",
+      "resolved": "https://registry.npmjs.org/ethers/-/ethers-6.15.0.tgz",
+      "integrity": "sha512-Kf/3ZW54L4UT0pZtsY/rf+EkBU7Qi5nnhonjUb8yTXcxH3cdcWrV2cRyk0Xk/4jK6OoHhxxZHriyhje20If2hQ==",
+      "funding": [
+        {
+          "type": "individual",
+          "url": "https://github.com/sponsors/ethers-io/"
+        },
+        {
+          "type": "individual",
+          "url": "https://www.buymeacoffee.com/ricmoo"
+        }
+      ],
+      "license": "MIT",
+      "peer": true,
+      "dependencies": {
+        "@adraffy/ens-normalize": "1.10.1",
+        "@noble/curves": "1.2.0",
+        "@noble/hashes": "1.3.2",
+        "@types/node": "22.7.5",
+        "aes-js": "4.0.0-beta.5",
+        "tslib": "2.7.0",
+        "ws": "8.17.1"
+      },
+      "engines": {
+        "node": ">=14.0.0"
+      }
+    },
+    "node_modules/ethers/node_modules/@adraffy/ens-normalize": {
+      "version": "1.10.1",
+      "resolved": "https://registry.npmjs.org/@adraffy/ens-normalize/-/ens-normalize-1.10.1.tgz",
+      "integrity": "sha512-96Z2IP3mYmF1Xg2cDm8f1gWGf/HUVedQ3FMifV4kG/PQ4yEP51xDtRAEfhVNt5f/uzpNkZHwWQuUcu6D6K+Ekw==",
+      "license": "MIT",
+      "peer": true
+    },
+    "node_modules/ethers/node_modules/@noble/curves": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/@noble/curves/-/curves-1.2.0.tgz",
+      "integrity": "sha512-oYclrNgRaM9SsBUBVbb8M6DTV7ZHRTKugureoYEncY5c65HOmRzvSiTE3y5CYaPYJA/GVkrhXEoF0M3Ya9PMnw==",
+      "license": "MIT",
+      "peer": true,
+      "dependencies": {
+        "@noble/hashes": "1.3.2"
+      },
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      }
+    },
+    "node_modules/ethers/node_modules/@noble/hashes": {
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-1.3.2.tgz",
+      "integrity": "sha512-MVC8EAQp7MvEcm30KWENFjgR+Mkmf+D189XJTkFIlwohU5hcBbn1ZkKq7KVTi2Hme3PMGF390DaL52beVrIihQ==",
+      "license": "MIT",
+      "peer": true,
+      "engines": {
+        "node": ">= 16"
+      },
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      }
+    },
+    "node_modules/ethers/node_modules/@types/node": {
+      "version": "22.7.5",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.7.5.tgz",
+      "integrity": "sha512-jML7s2NAzMWc//QSJ1a3prpk78cOPchGvXJsC3C6R6PSMoooztvRVQEz89gmBTBY1SPMaqo5teB4uNHPdetShQ==",
+      "license": "MIT",
+      "peer": true,
+      "dependencies": {
+        "undici-types": "~6.19.2"
+      }
+    },
+    "node_modules/ethers/node_modules/tslib": {
+      "version": "2.7.0",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.7.0.tgz",
+      "integrity": "sha512-gLXCKdN1/j47AiHiOkJN69hJmcbGTHI0ImLmbYLHykhgeN0jVGola9yVjFgzCUklsZQMW55o+dW7IXv3RCXDzA==",
+      "license": "0BSD",
+      "peer": true
+    },
+    "node_modules/ethers/node_modules/undici-types": {
+      "version": "6.19.8",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.19.8.tgz",
+      "integrity": "sha512-ve2KP6f/JnbPBFyobGHuerC9g1FYGn/F8n1LWTwNxCEzd6IfqTwUQcNXgEtmmQ6DlRrC1hrSrBnCZPokRrDHjw==",
+      "license": "MIT",
+      "peer": true
+    },
+    "node_modules/ethers/node_modules/ws": {
+      "version": "8.17.1",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.17.1.tgz",
+      "integrity": "sha512-6XQFvXTkbfUOZOKKILFG1PDK2NDQs4azKQl26T0YS5CxqWLgXajbPZ+h4gZekJyRqFU8pvnbAbbs/3TgRPy+GQ==",
+      "license": "MIT",
+      "peer": true,
+      "engines": {
+        "node": ">=10.0.0"
+      },
+      "peerDependencies": {
+        "bufferutil": "^4.0.1",
+        "utf-8-validate": ">=5.0.2"
+      },
+      "peerDependenciesMeta": {
+        "bufferutil": {
+          "optional": true
+        },
+        "utf-8-validate": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/eventemitter3": {
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-5.0.1.tgz",
@@ -2230,6 +2393,19 @@
         "url": "https://github.com/sponsors/isaacs"
       }
     },
+    "node_modules/siwe": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/siwe/-/siwe-3.0.0.tgz",
+      "integrity": "sha512-P2/ry7dHYJA6JJ5+veS//Gn2XDwNb3JMvuD6xiXX8L/PJ1SNVD4a3a8xqEbmANx+7kNQcD8YAh1B9bNKKvRy/g==",
+      "license": "Apache-2.0",
+      "dependencies": {
+        "@spruceid/siwe-parser": "^3.0.0",
+        "@stablelib/random": "^1.0.1"
+      },
+      "peerDependencies": {
+        "ethers": "^5.6.8 || ^6.0.8"
+      }
+    },
     "node_modules/smart-buffer": {
       "version": "4.2.0",
       "resolved": "https://registry.npmjs.org/smart-buffer/-/smart-buffer-4.2.0.tgz",

package.json

@@ -45,6 +45,7 @@
   "dependencies": {
     "dotenv": "^16.4.7",
     "inquirer": "^12.4.3",
+    "siwe": "^3.0.0",
     "viem": "^2.23.6"
   },
   "devDependencies": {

src/app/api/auth/nonce/route.ts

@@ -0,0 +1,10 @@
+import { NextResponse } from 'next/server';
+import { getNeynarClient } from '~/lib/neynar';
+
+export async function GET() {
+  const client = getNeynarClient();
+
+  const response = await client.fetchNonce();
+
+  return NextResponse.json(response);
+}

src/app/api/auth/signer/route.ts

@@ -0,0 +1,39 @@
+import { NextResponse } from 'next/server';
+import { getNeynarClient } from '~/lib/neynar';
+
+export async function GET(request: Request) {
+  const { searchParams } = new URL(request.url);
+  const message = searchParams.get('message');
+  const signature = searchParams.get('signature');
+
+  if (!message) {
+    return NextResponse.json(
+      { error: 'Message parameter is required' },
+      { status: 400 }
+    );
+  }
+
+  if (!signature) {
+    return NextResponse.json(
+      { error: 'Signature parameter is required' },
+      { status: 400 }
+    );
+  }
+
+  const client = getNeynarClient();
+
+  let signers;
+
+  try {
+    const data = await client.fetchSigners({ message, signature });
+    signers = data.signers;
+  } catch (error) {
+    console.error('Error fetching signers:', error?.response?.data);
+    throw new Error('Failed to fetch signers');
+  }
+  console.log('signers =>', signers);
+
+  return NextResponse.json({
+    signers,
+  });
+}

src/app/providers.tsx

@@ -1,27 +1,38 @@
-"use client";
+'use client';
 
-import dynamic from "next/dynamic";
+import dynamic from 'next/dynamic';
-import type { Session } from "next-auth";
+import type { Session } from 'next-auth';
-import { SessionProvider } from "next-auth/react";
+import { SessionProvider } from 'next-auth/react';
-import { MiniAppProvider } from "@neynar/react";
+import { MiniAppProvider } from '@neynar/react';
-import { SafeFarcasterSolanaProvider } from "~/components/providers/SafeFarcasterSolanaProvider";
+import { SafeFarcasterSolanaProvider } from '~/components/providers/SafeFarcasterSolanaProvider';
-import { ANALYTICS_ENABLED } from "~/lib/constants";
+import { ANALYTICS_ENABLED } from '~/lib/constants';
+import { AuthKitProvider } from '@farcaster/auth-kit';
 
 const WagmiProvider = dynamic(
-  () => import("~/components/providers/WagmiProvider"),
+  () => import('~/components/providers/WagmiProvider'),
   {
     ssr: false,
   }
 );
 
-export function Providers({ session, children }: { session: Session | null, children: React.ReactNode }) {
+export function Providers({
-  const solanaEndpoint = process.env.SOLANA_RPC_ENDPOINT || "https://solana-rpc.publicnode.com";
+  session,
+  children,
+}: {
+  session: Session | null;
+  children: React.ReactNode;
+}) {
+  const solanaEndpoint =
+    process.env.SOLANA_RPC_ENDPOINT || 'https://solana-rpc.publicnode.com';
   return (
     <SessionProvider session={session}>
       <WagmiProvider>
-        <MiniAppProvider analyticsEnabled={ANALYTICS_ENABLED} backButtonEnabled={true}>
+        <MiniAppProvider
+          analyticsEnabled={ANALYTICS_ENABLED}
+          backButtonEnabled={true}
+        >
           <SafeFarcasterSolanaProvider endpoint={solanaEndpoint}>
-            {children}
+            <AuthKitProvider config={{}}>{children}</AuthKitProvider>
           </SafeFarcasterSolanaProvider>
         </MiniAppProvider>
       </WagmiProvider>

src/components/ui/NeynarAuthButton.tsx

@@ -0,0 +1,526 @@
+'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;
+}
+
+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);
+  }
+}
+
+// QR Code Dialog Component
+function QRCodeDialog({
+  open,
+  onClose,
+  url,
+  isError,
+  error,
+}: {
+  open: boolean;
+  onClose: () => void;
+  url: string;
+  isError: boolean;
+  error?: Error | null;
+}) {
+  if (!open) return null;
+
+  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-sm 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' : 'Sign in with Farcaster'}
+          </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'>
+            <p className='text-gray-600 dark:text-gray-400 mb-6'>
+              To sign in with Farcaster, scan the code below with your
+              phone&apos;s camera.
+            </p>
+
+            <div className='mb-6 flex justify-center'>
+              <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=${encodeURIComponent(
+                    url
+                  )}`}
+                  alt='QR Code for Farcaster sign in'
+                  className='w-48 h-48'
+                />
+              </div>
+            </div>
+
+            <button
+              onClick={() => window.open(url, '_blank')}
+              className='btn btn-outline flex items-center justify-center gap-2 w-full'
+            >
+              <svg
+                xmlns='http://www.w3.org/2000/svg'
+                width={12}
+                height={18}
+                fill='none'
+              >
+                <path
+                  fill='currentColor'
+                  fillRule='evenodd'
+                  d='M0 3a3 3 0 0 1 3-3h6a3 3 0 0 1 3 3v12a3 3 0 0 1-3 3H3a3 3 0 0 1-3-3V3Zm4-1.5v.75c0 .414.336.75.75.75h2.5A.75.75 0 0 0 8 2.25V1.5h1A1.5 1.5 0 0 1 10.5 3v12A1.5 1.5 0 0 1 9 16.5H3A1.5 1.5 0 0 1 1.5 15V3A1.5 1.5 0 0 1 3 1.5h1Z'
+                  clipRule='evenodd'
+                />
+              </svg>
+              I&apos;m using my phone →
+            </button>
+          </div>
+        )}
+      </div>
+    </div>
+  );
+}
+
+// Profile Button Component
+function ProfileButton({
+  userData,
+  onSignOut,
+}: {
+  userData?: { fid?: number; pfpUrl?: string; username?: string };
+  onSignOut: () => void;
+}) {
+  const [showDropdown, setShowDropdown] = useState(false);
+  const ref = useRef<HTMLDivElement>(null);
+
+  useDetectClickOutside(ref, () => setShowDropdown(false));
+
+  const name = userData?.username ?? `!${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 [showDialog, setShowDialog] = useState(false);
+  const [storedAuth, setStoredAuth] = useState<StoredAuthState | null>(null);
+
+  // 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);
+    }
+  }, []);
+
+  // 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);
+  }, []);
+
+  // Status response callback
+  const onStatusCallback = useCallback((statusData: unknown) => {
+    console.log('📊 Status response:', statusData);
+  }, []);
+
+  // Error callback
+  const onErrorCallback = useCallback((error?: Error | null) => {
+    console.error('❌ Sign in error:', error);
+  }, []);
+
+  const signInState = useSignIn({
+    nonce: nonce || undefined,
+    onSuccess: onSuccessCallback,
+    onStatusResponse: onStatusCallback,
+    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 fetchSigners = async () => {
+        try {
+          const response = await fetch(
+            `/api/auth/signer?message=${encodeURIComponent(
+              data.message || ''
+            )}&signature=${data.signature}`
+          );
+
+          const signerData = await response.json();
+          console.log('🔐 Signer response:', signerData);
+
+          if (response.ok) {
+            console.log('✅ Signers fetched successfully:', signerData.signers);
+          } else {
+            console.error('❌ Failed to fetch signers');
+          }
+        } catch (error) {
+          console.error('❌ Error fetching signers:', error);
+        }
+      };
+
+      fetchSigners();
+    }
+  }, [data?.message, data?.signature]);
+
+  const handleSignIn = useCallback(() => {
+    console.log('🚀 Starting sign in flow...');
+    if (isError) {
+      console.log('🔄 Reconnecting due to error...');
+      reconnect();
+    }
+    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;
+  const userData = data || storedAuth?.userData;
+
+  // Show loading state while nonce is being fetched
+  if (!nonce) {
+    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 hover:scale-[1.02] active:scale-[0.98]',
+            !url && 'cursor-not-allowed'
+          )}
+        >
+          {!url ? (
+            <>
+              <div className='spinner-primary w-5 h-5' />
+              <span>Initializing...</span>
+            </>
+          ) : (
+            /* The above code is a conditional rendering block in a TypeScript React component. It checks
+          if the environment variable `NODE_ENV` is set to "development", and if so, it renders a
+          debug info section displaying various boolean values related to the application state.
+          This debug info includes values such as `authenticated`, `isSuccess`, `validSignature`,
+          `hasData`, `isPolling`, `isError`, `hasStoredAuth`, `hasUrl`, and `hasChannelToken`. These
+          values are displayed in a formatted JSON string within a `<pre>` element for easy
+          readability during development. */
+            <>
+              <span>Sign in with Neynar</span>
+            </>
+          )}
+        </Button>
+      )}
+
+      {/* QR Code Dialog for desktop */}
+      {url && (
+        <QRCodeDialog
+          open={showDialog && !isMobile()}
+          onClose={() => setShowDialog(false)}
+          url={url}
+          isError={isError}
+          error={error}
+        />
+      )}
+
+      {/* 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>
+      )} */}
+    </>
+  );
+}

src/components/ui/tabs/ActionsTab.tsx

@@ -1,11 +1,12 @@
-"use client";
+'use client';
 
-import { useCallback, useState } from "react";
+import { useCallback, useState } from 'react';
-import { useMiniApp } from "@neynar/react";
+import { useMiniApp } from '@neynar/react';
-import { ShareButton } from "../Share";
+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';
 
 /**
  * ActionsTab component handles mini app actions like sharing, notifications, and haptic feedback.
@@ -28,20 +29,16 @@ import { type Haptics } from "@farcaster/frame-sdk";
  */
 export function ActionsTab() {
   // --- Hooks ---
-  const {
+  const { actions, added, notificationDetails, haptics, context } =
-    actions,
+    useMiniApp();
-    added,
-    notificationDetails,
-    haptics,
-    context,
-  } = useMiniApp();
 
   // --- State ---
   const [notificationState, setNotificationState] = useState({
-    sendStatus: "",
+    sendStatus: '',
     shareUrlCopied: false,
   });
-  const [selectedHapticIntensity, setSelectedHapticIntensity] = useState<Haptics.ImpactOccurredType>('medium');
+  const [selectedHapticIntensity, setSelectedHapticIntensity] =
+    useState<Haptics.ImpactOccurredType>('medium');
 
   // --- Handlers ---
   /**
@@ -54,31 +51,40 @@ export function ActionsTab() {
    * @returns Promise that resolves when the notification is sent or fails
    */
   const sendFarcasterNotification = useCallback(async () => {
-    setNotificationState((prev) => ({ ...prev, sendStatus: "" }));
+    setNotificationState((prev) => ({ ...prev, sendStatus: '' }));
     if (!notificationDetails || !context) {
       return;
     }
     try {
-      const response = await fetch("/api/send-notification", {
+      const response = await fetch('/api/send-notification', {
-        method: "POST",
+        method: 'POST',
-        mode: "same-origin",
+        mode: 'same-origin',
-        headers: { "Content-Type": "application/json" },
+        headers: { 'Content-Type': 'application/json' },
         body: JSON.stringify({
           fid: context.user.fid,
           notificationDetails,
         }),
       });
       if (response.status === 200) {
-        setNotificationState((prev) => ({ ...prev, sendStatus: "Success" }));
+        setNotificationState((prev) => ({ ...prev, sendStatus: 'Success' }));
         return;
       } else if (response.status === 429) {
-        setNotificationState((prev) => ({ ...prev, sendStatus: "Rate limited" }));
+        setNotificationState((prev) => ({
+          ...prev,
+          sendStatus: 'Rate limited',
+        }));
         return;
       }
       const responseText = await response.text();
-      setNotificationState((prev) => ({ ...prev, sendStatus: `Error: ${responseText}` }));
+      setNotificationState((prev) => ({
+        ...prev,
+        sendStatus: `Error: ${responseText}`,
+      }));
     } catch (error) {
-      setNotificationState((prev) => ({ ...prev, sendStatus: `Error: ${error}` }));
+      setNotificationState((prev) => ({
+        ...prev,
+        sendStatus: `Error: ${error}`,
+      }));
     }
   }, [context, notificationDetails]);
 
@@ -93,7 +99,11 @@ export function ActionsTab() {
       const userShareUrl = `${process.env.NEXT_PUBLIC_URL}/share/${context.user.fid}`;
       await navigator.clipboard.writeText(userShareUrl);
       setNotificationState((prev) => ({ ...prev, shareUrlCopied: true }));
-      setTimeout(() => setNotificationState((prev) => ({ ...prev, shareUrlCopied: false })), 2000);
+      setTimeout(
+        () =>
+          setNotificationState((prev) => ({ ...prev, shareUrlCopied: false })),
+        2000
+      );
     }
   }, [context?.user?.fid]);
 
@@ -113,35 +123,51 @@ export function ActionsTab() {
 
   // --- Render ---
   return (
-    <div className="space-y-3 px-6 w-full max-w-md mx-auto">
+    <div className='space-y-3 px-6 w-full max-w-md mx-auto'>
       {/* Share functionality */}
       <ShareButton
-        buttonText="Share Mini App"
+        buttonText='Share Mini App'
         cast={{
-          text: "Check out this awesome frame @1 @2 @3! 🚀🪐",
+          text: 'Check out this awesome frame @1 @2 @3! 🚀🪐',
           bestFriends: true,
-          embeds: [`${process.env.NEXT_PUBLIC_URL}/share/${context?.user?.fid || ''}`]
+          embeds: [
+            `${process.env.NEXT_PUBLIC_URL}/share/${context?.user?.fid || ''}`,
+          ],
         }}
-        className="w-full"
+        className='w-full'
       />
 
       {/* Authentication */}
       <SignIn />
 
-      {/* Mini app actions */}
+      {/* Neynar Authentication */}
-      <Button onClick={() => actions.openUrl("https://www.youtube.com/watch?v=dQw4w9WgXcQ")} className="w-full">Open Link</Button>
+      <NeynarAuthButton />
 
-      <Button onClick={actions.addMiniApp} disabled={added} className="w-full">
+      {/* Mini app actions */}
+      <Button
+        onClick={() =>
+          actions.openUrl('https://www.youtube.com/watch?v=dQw4w9WgXcQ')
+        }
+        className='w-full'
+      >
+        Open Link
+      </Button>
+
+      <Button onClick={actions.addMiniApp} disabled={added} className='w-full'>
         Add Mini App to Client
       </Button>
 
       {/* Notification functionality */}
       {notificationState.sendStatus && (
-        <div className="text-sm w-full">
+        <div className='text-sm w-full'>
           Send notification result: {notificationState.sendStatus}
         </div>
       )}
-      <Button onClick={sendFarcasterNotification} disabled={!notificationDetails} className="w-full">
+      <Button
+        onClick={sendFarcasterNotification}
+        disabled={!notificationDetails}
+        className='w-full'
+      >
         Send notification
       </Button>
 
@@ -149,20 +175,24 @@ export function ActionsTab() {
       <Button
         onClick={copyUserShareUrl}
         disabled={!context?.user?.fid}
-        className="w-full"
+        className='w-full'
       >
-        {notificationState.shareUrlCopied ? "Copied!" : "Copy share URL"}
+        {notificationState.shareUrlCopied ? 'Copied!' : 'Copy share URL'}
       </Button>
 
       {/* Haptic feedback controls */}
-      <div className="space-y-2">
+      <div className='space-y-2'>
-        <label className="block text-sm font-medium text-gray-700 dark:text-gray-300">
+        <label className='block text-sm font-medium text-gray-700 dark:text-gray-300'>
           Haptic Intensity
         </label>
         <select
           value={selectedHapticIntensity}
-          onChange={(e) => setSelectedHapticIntensity(e.target.value as Haptics.ImpactOccurredType)}
+          onChange={(e) =>
-          className="w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-md bg-white dark:bg-gray-800 text-gray-900 dark:text-gray-100 focus:outline-none focus:ring-2 focus:ring-primary"
+            setSelectedHapticIntensity(
+              e.target.value as Haptics.ImpactOccurredType
+            )
+          }
+          className='w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-md bg-white dark:bg-gray-800 text-gray-900 dark:text-gray-100 focus:outline-none focus:ring-2 focus:ring-primary'
         >
           <option value={'light'}>Light</option>
           <option value={'medium'}>Medium</option>
@@ -170,10 +200,7 @@ export function ActionsTab() {
           <option value={'soft'}>Soft</option>
           <option value={'rigid'}>Rigid</option>
         </select>
-        <Button 
+        <Button onClick={triggerHapticFeedback} className='w-full'>
-          onClick={triggerHapticFeedback}
-          className="w-full"
-        >
           Trigger Haptic Feedback
         </Button>
       </div>