add megaeth support

cli-typescript/src/cmds/mainMenu.ts

@@ -9,6 +9,7 @@ import {
   berachain,
   bsc,
   eth,
+  megaeth,
   monad,
   polygon,
   sei,
@@ -35,6 +36,7 @@ export const mainMenu = async () => {
   program.addCommand(arbitrum);
   program.addCommand(abstract);
   program.addCommand(avalanche);
+  program.addCommand(megaeth);
   program.addCommand(monad);
 
   await program.parseAsync(process.argv);

cli-typescript/src/cmds/networks/index.ts

@@ -6,6 +6,7 @@ import base from './base';
 import berachain from './berachain';
 import bsc from './bsc';
 import eth from './eth';
+import megaeth from './megaeth';
 import monad from './monad';
 import polygon from './polygon';
 import sei from './sei';
@@ -19,6 +20,7 @@ export {
   berachain,
   bsc,
   eth,
+  megaeth,
   monad,
   polygon,
   sei,

cli-typescript/src/cmds/networks/megaeth.ts

@@ -0,0 +1,31 @@
+import { SUPPORTED_CHAINS } from '../../utils/constants';
+import { createEvmCommand } from '../createCommand';
+import { EvmPlatform } from '../../utils/evmUtils';
+import { getSymbolFromChainId } from '../../utils/getters';
+
+// Supported chain names
+export enum MegaETHChains {
+  MAINNET = 'mainnet',
+}
+
+// Chain ids by the chain names
+export const megaethChainIdsByName = new Map([
+  [MegaETHChains.MAINNET, SUPPORTED_CHAINS.MEGAETH],
+]);
+
+const megaethPlatform = new EvmPlatform(
+  'MegaETH',
+  getSymbolFromChainId(SUPPORTED_CHAINS.MEGAETH),
+  megaethChainIdsByName,
+  MegaETHChains.MAINNET,
+);
+
+export const megaeth = createEvmCommand({
+  platform: megaethPlatform,
+  commandAliases: [
+    getSymbolFromChainId(SUPPORTED_CHAINS.MEGAETH).toLowerCase(),
+    'mega',
+  ],
+});
+
+export default megaeth;

cli-typescript/src/utils/constants.ts

@@ -77,6 +77,7 @@ export enum SUPPORTED_CHAINS {
   ABSTRACT = 2741,
   BERACHAIN = 80094,
   MONAD = 143,
+  MEGAETH = 4326,
 }
 
 export const supportedChainNames: { [key in SUPPORTED_CHAINS]: string } = {
@@ -92,6 +93,7 @@ export const supportedChainNames: { [key in SUPPORTED_CHAINS]: string } = {
   [SUPPORTED_CHAINS.ABSTRACT]: 'abstract',
   [SUPPORTED_CHAINS.BERACHAIN]: 'berachain',
   [SUPPORTED_CHAINS.MONAD]: 'monad',
+  [SUPPORTED_CHAINS.MEGAETH]: 'megaeth',
 };
 
 export const rpcUrls: { [chainId in SUPPORTED_CHAINS]: string } = {
@@ -117,6 +119,8 @@ export const rpcUrls: { [chainId in SUPPORTED_CHAINS]: string } = {
     'https://evm-router.magiceden.io/monad/mainnet/me2024', // Monad
   [SUPPORTED_CHAINS.AVALANCHE]:
     'https://evm-router.magiceden.io/avalanche/mainnet/me2024', // Avalanche
+  [SUPPORTED_CHAINS.MEGAETH]:
+    'https://evm-router.magiceden.io/megaeth/mainnet/me2024', // MegaETH
 };
 
 export const explorerUrls: { [chainId in SUPPORTED_CHAINS]: string } = {
@@ -132,6 +136,7 @@ export const explorerUrls: { [chainId in SUPPORTED_CHAINS]: string } = {
   [SUPPORTED_CHAINS.BERACHAIN]: 'https://berascan.com', // Berachain
   [SUPPORTED_CHAINS.MONAD]: 'https://monadvision.com', // Monad
   [SUPPORTED_CHAINS.AVALANCHE]: 'https://snowtrace.io', // Avalanche
+  [SUPPORTED_CHAINS.MEGAETH]: 'https://TBD', // MegaETH
 };
 
 export const DEFAULT_TOKEN_URI_SUFFIX = '.json';

cli-typescript/src/utils/getters.ts

@@ -36,8 +36,23 @@ import {
 } from 'viem/chains';
 import { Hex } from 'viem';
 import { setBaseDir } from './setters';
+import { defineChain } from 'viem';
 import { monad } from '../cmds/networks';
 
+export const megaeth = defineChain({
+  id: 4326,
+  name: 'MegaETH',
+  nativeCurrency: { name: 'MEGA', symbol: 'MEGA', decimals: 18 },
+  rpcUrls: {
+    default: {
+      http: ['https://evm-router.magiceden.io/megaeth/mainnet/me2024'],
+    },
+  },
+  blockExplorers: {
+    default: { name: 'MegaETH Explorer', url: 'https://TBD' },
+  },
+});
+
 /**
  * Retrieves the transfer validator address based on the network (chain ID).
  * @param chainId The chain ID of the network.
@@ -98,6 +113,8 @@ export const getSymbolFromChainId = (chainId: SUPPORTED_CHAINS): string => {
       return 'MON';
     case SUPPORTED_CHAINS.AVALANCHE:
       return 'AVAX';
+    case SUPPORTED_CHAINS.MEGAETH:
+      return 'MEGA';
     default:
       return 'Unknown';
   }
@@ -149,14 +166,12 @@ export const getViemChainByChainId = (chainId: SUPPORTED_CHAINS) => {
       return berachain;
     case SUPPORTED_CHAINS.SEPOLIA:
       return sepolia;
-    case SUPPORTED_CHAINS.ARBITRUM:
-      return arbitrum;
     case SUPPORTED_CHAINS.ABSTRACT:
       return abstract;
-    case SUPPORTED_CHAINS.MONAD:
-      return monad;
-    case SUPPORTED_CHAINS.AVALANCHE:
-      return avalanche;
+    // case SUPPORTED_CHAINS.MONAD:
+    //   return monad;
+    case SUPPORTED_CHAINS.MEGAETH:
+      return megaeth;
     default:
       throw new Error(`Unsupported chain ID: ${chainId}`);
   }

cli/cmds/utils

@@ -18,6 +18,7 @@ set_rpc_url() {
         80094) RPC_URL="https://rpc.berachain.com" ;; # Berachain
         43114) RPC_URL="https://api.avax.network/ext/bc/C/rpc" ;; # Avalanche
         143) RPC_URL="https://evm-router.magiceden.io/monad/mainnet/me2024" ;; # Monad
+        4326) RPC_URL="https://evm-router.magiceden.io/megaeth/mainnet/me2024" ;; # MegaETH
         *) echo "Unsupported chain id"; exit 1 ;;
     esac
 
@@ -40,6 +41,7 @@ chain_id_to_symbol() {
         10143) echo "MON" ;;
         43114) echo "AVAX" ;;
         143) echo "MON" ;;
+        4326) echo "MEGA" ;;
         *) echo "Unknown" ;;
     esac
 }
@@ -60,6 +62,7 @@ chain_id_to_explorer_url() {
         10143) echo "https://testnet.monadexplorer.com" ;;
         43114) echo "https://snowtrace.io" ;;
         143) echo "https://monadvision.com" ;;
+        4326) echo "https://TBD" ;;
         *) echo "Unknown" ;;
     esac
 }