Updated auth files

packages/nextjs/app/api/auth/[...nextauth]/route.ts

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+// app/api/auth/[...nextauth]/route.ts
+import { createAppClient, viemConnector } from "@farcaster/auth-client";
+import NextAuth from "next-auth";
+import CredentialsProvider from "next-auth/providers/credentials";
+
+export const authOptions = {
+  providers: [
+    CredentialsProvider({
+      name: "Sign in with Farcaster",
+      credentials: {
+        message: {
+          label: "Message",
+          type: "text",
+          placeholder: "0x0",
+        },
+        signature: {
+          label: "Signature",
+          type: "text",
+          placeholder: "0x0",
+        },
+        name: {
+          label: "Name",
+          type: "text",
+          placeholder: "0x0",
+        },
+        pfp: {
+          label: "Pfp",
+          type: "text",
+          placeholder: "0x0",
+        },
+        nonce: {
+          label: "Nonce",
+          type: "text",
+          placeholder: "0x0",
+        },
+      },
+      async authorize(credentials) {
+        if (!credentials) return null;
+
+        const appClient = createAppClient({
+          ethereum: viemConnector(),
+        });
+
+        const verifyResponse = await appClient.verifySignInMessage({
+          message: credentials.message,
+          signature: credentials.signature as `0x${string}`,
+          domain: "localhost:3000",
+          nonce: credentials.nonce,
+        });
+
+        const { success, fid } = verifyResponse;
+
+        if (!success) {
+          return null;
+        }
+
+        return {
+          id: fid.toString(),
+          name: credentials.name,
+          image: credentials.pfp,
+        };
+      },
+    }),
+  ],
+  secret: process.env.NEXTAUTH_SECRET,
+};
+
+const handler = NextAuth(authOptions);
+
+export { handler as GET, handler as POST };

packages/nextjs/app/api/auth/session/route.ts

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+// app/api/auth/session/route.ts
+import { NextResponse } from "next/server";
+import { authOptions } from "../[...nextauth]/route";
+import { getServerSession } from "next-auth";
+
+export async function GET() {
+  const session = await getServerSession(authOptions);
+  if (!session) return NextResponse.json({});
+  return NextResponse.json(session);
+}

packages/nextjs/app/api/login/route.ts

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+import { NextRequest, NextResponse } from "next/server";
+import jwt from "jsonwebtoken";
+
+export async function POST(req: NextRequest) {
+  try {
+    const { userData } = await req.json();
+    const privateKey = process.env.PRIVATE_KEY!;
+
+    const jwtToken = jwt.sign(
+      {
+        sub: userData?.fid.toString(),
+        name: userData?.displayName,
+        username: userData?.username,
+        profileImage: userData?.pfpUrl,
+        custody: userData?.custody,
+        aud: "w3a:farcaster-server",
+        iss: "https://web3auth.io",
+        iat: Math.floor(Date.now() / 1000),
+        exp: Math.floor(Date.now() / 1000) + 60 * 60,
+      },
+      privateKey,
+      { algorithm: "RS256", keyid: "02e626b5-600c-48c3-a812-2ff0edd8f12f" },
+    );
+
+    return NextResponse.json({ token: jwtToken });
+  } catch (error) {
+    return NextResponse.json({ error: "Failed to generate token" }, { status: 500 });
+  }
+}

packages/nextjs/app/auth/page.tsx

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+"use client";
+
+import { useEffect, useState } from "react";
+import { useRouter } from "next/navigation";
+import { COREKIT_STATUS } from "@web3auth/mpc-core-kit";
+import { useWeb3Auth } from "~~/context/Web3Context";
+import { getWeb3AuthInstance } from "~~/helpers/web3Auth";
+
+const getHashParams = () => {
+  const hash = window.location.hash.substring(1);
+  const params = new URLSearchParams(hash);
+  return {
+    idToken: params.get("id_token"),
+  };
+};
+
+const Auth = () => {
+  const router = useRouter();
+  const { signInWithJWT, setUser } = useWeb3Auth();
+  const [web3AuthInstance, setWeb3AuthInstance] = useState<any>();
+  const [idToken, setIdToken] = useState<any>();
+
+  useEffect(() => {
+    const initWeb3Auth = async () => {
+      try {
+        const web3AuthInstance = await getWeb3AuthInstance();
+
+        if (web3AuthInstance.status === COREKIT_STATUS.LOGGED_IN) {
+          const userInfo = await web3AuthInstance.getUserInfo();
+          setUser(userInfo);
+          router.push("/harvest");
+          return;
+        }
+
+        web3AuthInstance.status === COREKIT_STATUS.INITIALIZED && setWeb3AuthInstance(web3AuthInstance);
+      } catch (error) {
+        console.error("Web3Auth initialization error:", error);
+      }
+    };
+    initWeb3Auth();
+  }, []);
+
+  useEffect(() => {
+    const { idToken } = getHashParams();
+    if (idToken) {
+      setIdToken(idToken);
+    } else {
+      console.log("No id_token found in URL hash");
+    }
+  }, []);
+
+  useEffect(() => {
+    const handleAuthRedirect = async () => {
+      if (web3AuthInstance && idToken) {
+        try {
+          if (web3AuthInstance.status === COREKIT_STATUS.INITIALIZED) {
+            await signInWithJWT(idToken, "google");
+            router.push("/manage");
+          } else {
+            console.error("Web3Auth instance is not initialized.");
+          }
+        } catch (error) {
+          console.error("Error handling redirect result:", error);
+        }
+      }
+    };
+
+    handleAuthRedirect();
+  }, [web3AuthInstance, idToken, router]);
+
+  return (
+    <div className="w-full h-full flex flex-col justify-center items-center my-auto">
+      <p className="text-center text-lg italic">Authenticating... Please wait.</p>
+      <progress className="progress w-56"></progress>
+    </div>
+  );
+};
+
+export default Auth;

packages/nextjs/components/hyperharvest/Balance.tsx

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+import { useBalances } from "~~/hooks/useBalances";
+import { useGlobalState } from "~~/services/store/store";
+
+type BalanceProps = {
+  address?: string;
+  className?: string;
+  usdMode?: boolean;
+};
+
+export const Balance = ({ address, className = "", usdMode }: BalanceProps) => {
+  const { ethBalance, usdcBalance } = useBalances(address);
+  const nativeCurrencyPrice = useGlobalState(state => state.nativeCurrency.price);
+  const displayUsdMode = usdMode || false;
+
+  if (!ethBalance || !usdcBalance) {
+    return (
+      <div className="animate-pulse flex space-x-4">
+        <div className="rounded-md bg-slate-300 h-6 w-6"></div>
+        <div className="flex items-center space-y-6">
+          <div className="h-2 w-28 bg-slate-300 rounded"></div>
+        </div>
+      </div>
+    );
+  }
+
+  const ethBalanceInUsd = parseFloat(ethBalance) * nativeCurrencyPrice;
+
+  return (
+    <div className={`flex ${className}`}>
+      <div className="text-sm">
+        {parseFloat(ethBalance).toFixed(3)} {"Ξ"}
+        {displayUsdMode && <span className="text-sm text-gray-500"> ({ethBalanceInUsd.toFixed(3)} USD)</span>}
+      </div>
+      <div className="text-sm">{parseFloat(usdcBalance).toFixed(2)} USDC</div>
+    </div>
+  );
+};