Add Flow EVM Mainnet support

components/hooks/useNetworkNativeToken.ts

@@ -40,6 +40,9 @@ function useNetworkNativeToken() {
       case "Abstract":
         return "ETH";
 
+      case "Flow EVM Mainnet":
+        return "FLOW";
+
       default:
         return "ETH";
     }

components/ui/AirdropModal.tsx

@@ -23,6 +23,7 @@ import {
   sanko,
   apeChain,
   abstract,
+  flowMainnet,
 } from "viem/chains";
 
 interface Recipient {
@@ -85,6 +86,8 @@ const deriveExternalLink = (txHash: string, chainId?: number) => {
       return `https://apescan.io/tx/${txHash}`;
     case abstract.id:
       return `https://abscan.org/tx/${txHash}`;
+    case flowMainnet.id:
+      return `https://evm.flowscan.io/tx/${txHash}`;
     default:
       return `https://etherscan.io/tx/${txHash}`;
   }

components/ui/DeployModal.tsx

@@ -15,6 +15,7 @@ import {
   sepolia,
   bsc,
   zora,
+  flowMainnet
 } from "viem/chains";
 import Bytecode20 from "../../contracts/out/Bytecode20.sol/Bytecode20.json";
 import { useRouter } from "next/router";
@@ -23,6 +24,7 @@ import { degen } from "@/lib/chains/degen";
 import { sanko } from "@/lib/chains/sanko";
 import { apechain } from "@/lib/chains/apechain";
 import { abstract } from "@/lib/chains/abstract";
+import { flowevm } from "@/lib/chains/flowevm";
 
 const deriveExternalLink = (txHash, chainId) => {
   switch (chainId) {
@@ -52,6 +54,8 @@ const deriveExternalLink = (txHash, chainId) => {
       return `https://apescan.io/tx/${txHash}`;
     case abstract.id:
       return `https://abscan.org/tx/${txHash}`;
+    case flowMainnet.id:
+      return `https://evm.flowscan.io/tx/${txHash}`;
     default:
       return `https://etherscan.io/tx/${txHash}`;
   }

components/ui/ExternalContractLink.tsx

@@ -16,6 +16,7 @@ import {
   apeChain,
   abstract,
   mainnet,
+  flowMainnet
 } from "viem/chains";
 
 const deriveExternalLink = (tokenAddress, chainId) => {
@@ -46,6 +47,8 @@ const deriveExternalLink = (tokenAddress, chainId) => {
       return `${apeChain.blockExplorers.default.url}/address/${tokenAddress}`;
     case abstract.id:
       return `${abstract.blockExplorers.default.url}/address/${tokenAddress}`;
+    case flowMainnet.id:
+      return `${flowMainnet.blockExplorers.default.url}/address/${tokenAddress}`;
     default:
       return `${mainnet.blockExplorers.default.url}/address/${tokenAddress}`;
   }

components/ui/Navbar.tsx

@@ -17,6 +17,7 @@ import {
   sanko,
   apeChain,
   abstract,
+  flowMainnet
 } from "viem/chains";
 
 import { airdropContractAddress } from "@/lib/contracts";
@@ -43,6 +44,7 @@ export default function Navbar() {
       SANKO: `${sanko.blockExplorers.default.url}/address/${airdropContractAddress?.[chainId]}`,
       apeChain: `${apeChain.blockExplorers.default.url}/address/${airdropContractAddress?.[chainId]}`,
       ABSTRACT: `${abstract.blockExplorers.default.url}/address/${airdropContractAddress?.[chainId]}`,
+      FLOWEVM: `${flowMainnet.blockExplorers.default.url}/address/${airdropContractAddress?.[chainId]}`,
     };
 
     return explorers[chainName];

lib/chains/flowevm.ts

@@ -0,0 +1,25 @@
+import { defineChain } from "viem";
+
+export const flowevm = defineChain({
+  id: 747,
+  name: 'Flow EVM Mainnet',
+  nativeCurrency: {
+    decimals: 18,
+    name: 'Flow',
+    symbol: 'FLOW',
+  },
+  rpcUrls: {
+    default: {
+      http: ['https://mainnet.evm.nodes.onflow.org'],
+    },
+  },
+  blockExplorers: {
+    default: {
+      name: 'Mainnet Explorer',
+      url: 'https://evm.flowscan.io',
+    },
+  },
+  iconUrl: "https://raw.githubusercontent.com/onflow/assets/refs/heads/main/tokens/registry/testnet%3A0xd3bf53dac106a0290b0483ecbc89d40fcc961f3e/logo.svg",
+  blockTime: 800,
+});
+

lib/contracts.ts

@@ -13,6 +13,7 @@ import {
   sanko,
   apeChain,
   abstract,
+  flowMainnet
 } from "viem/chains";
 
 export const airdropContractAddress = {
@@ -30,6 +31,7 @@ export const airdropContractAddress = {
   [sanko.id]: "0x0eBa170fDC5edC7f528AdbEebC6a1bFc55343181",
   [apeChain.id]: "0x54b5cd30582ddc305d814c95138a5bce04419249",
   [abstract.id]: "0xe231Aa7183862CEe136D8414E5638764c4297E79",
+  [flowMainnet.id]: "0xD9D7aA276E216922016386Bdf0AE9F9B4b167F3B",
 };
 
 export const airdrop1155ContractAddress = {
@@ -43,6 +45,7 @@ export const airdrop1155ContractAddress = {
   [bsc.id]: "0x53d097F8f78Ada73085fAF3A4c36B9Ec58E7E172",
   [sanko.id]: "0xeCC9a57543bFDe6BBc01420680Fc4a1BC51B6D1A",
   [abstract.id]: "0xa5a2e5A4aa8Fd0CB021c00fc62283F337c175d07",
+  [flowMainnet.id]: "0x853EcD46B0701FF8f7d3Aabd24C3e8fb60F520c8",
   [blast.id]: "", // not deployed yet!
   [degen.id]: "", // not deployed yet!
   [zora.id]: "", // not deployed yet!

lib/wagmi.ts

@@ -19,6 +19,7 @@ import {
   apeChain,
   abstract,
   sepolia,
+  flowMainnet
 } from "viem/chains";
 import { eip712WalletActions } from "viem/zksync";
 
@@ -35,6 +36,7 @@ export const chains = [
   degen,
   sanko,
   apeChain,
+  flowMainnet,
   ...(process.env.NEXT_PUBLIC_ENABLE_TESTNETS === "true" ? [sepolia] : []),
 ];
 
@@ -77,6 +79,7 @@ export const config = createConfig({
     [degen.id]: http(),
     [sanko.id]: http(),
     [apeChain.id]: http(),
+    [flowMainnet.id]: http(),
     [sepolia.id]: http(),
   },
 });

pages/verify/erc20.tsx

@@ -22,6 +22,7 @@ import {
   sanko,
   apeChain,
   abstract,
+  flowMainnet
 } from "viem/chains";
 
 const chains = [
@@ -39,6 +40,7 @@ const chains = [
   sanko,
   apeChain,
   abstract,
+  flowMainnet
 ];
 
 const publicClients = chains.map((chain) =>