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Merged
0xward merged 1 commit into from
Aug 3, 2026
Merged

An embedded wallet born on Ethereum cannot pay for anything here #231

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18 changes: 18 additions & 0 deletions components/game/PrivyGate.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,10 @@

import { useCallback, useEffect, useRef, useState } from 'react'
import { PrivyProvider, usePrivy, useLoginWithOAuth } from '@privy-io/react-auth'
// The chain object itself, from viem — Privy takes a viem Chain, and this is
// the same `celo` lib/WagmiIsland.tsx configures wagmi with, so the two cannot
// drift onto different ideas of which network the game runs on.
import { celo } from 'viem/chains'
import { privyAppId, liftGateVeil } from '@/lib/privyGateFlag'
import { GoogleMark, MailMark, WalletMark } from './SignInMarks'
import '@/styles/signin.css'
Expand Down Expand Up @@ -223,6 +227,20 @@ export default function PrivyGate(props: PrivyGateProps) {
// Nested under `ethereum` — Privy v3 splits the setting per chain
// family, and the flat form silently does nothing.
embeddedWallets: { ethereum: { createOnLogin: 'users-without-wallets' } },
// ── CELO, OR THE WALLET IS BORN USELESS ───────────────────────────
//
// Unset, Privy defaults an embedded wallet to Ethereum mainnet — the
// same class of bug the owner just hit in the OKX browser, where a
// perfectly connected wallet could not pay because it was on the wrong
// chain. A wallet minted here has exactly one job: hold a prize and, in
// time, pay for things on Celo.
//
// `defaultChain` is what an embedded wallet is created on;
// `supportedChains` is the list an EXTERNAL wallet is asked to be in.
// Both, so neither kind of player arrives somewhere the game cannot
// transact.
defaultChain: celo,
supportedChains: [celo],
}}
>
<GateInner {...props} />
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