import type { Chain } from './types.js';
/**
* List of all supported blockchain networks
*/
export const SUPPORTED_CHAINS: readonly Chain[] = [
'ethereum',
'arbitrum',
'base',
'optimism',
'polygon',
'avalanche',
'bsc',
'solana',
] as const;
/**
* EVM chain IDs
*/
export const CHAIN_IDS: Partial<Record<Chain, number>> = {
ethereum: 1,
arbitrum: 42161,
base: 8453,
optimism: 10,
polygon: 137,
avalanche: 43114,
bsc: 56,
} as const;
/**
* Native token addresses (zero address for EVM, special address for Solana)
*/
export const NATIVE_TOKEN_ADDRESS: Record<Chain, string> = {
ethereum: '0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE',
arbitrum: '0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE',
base: '0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE',
optimism: '0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE',
polygon: '0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE',
avalanche: '0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE',
bsc: '0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE',
solana: 'So11111111111111111111111111111111111111112',
} as const;
/**
* Native token symbols
*/
export const NATIVE_TOKEN_SYMBOL: Record<Chain, string> = {
ethereum: 'ETH',
arbitrum: 'ETH',
base: 'ETH',
optimism: 'ETH',
polygon: 'POL',
avalanche: 'AVAX',
bsc: 'BNB',
solana: 'SOL',
} as const;
/**
* API Endpoints
*/
export const API_ENDPOINTS = {
// Price APIs
COINGECKO: 'https://api.coingecko.com/api/v3',
DEFILLAMA: 'https://api.llama.fi',
DEFILLAMA_COINS: 'https://coins.llama.fi',
DEFILLAMA_YIELDS: 'https://yields.llama.fi',
// Wallet/Portfolio APIs
ZERION: 'https://api.zerion.io/v1',
ZAPPER: 'https://api.zapper.xyz/v2',
DEBANK: 'https://pro-openapi.debank.com/v1',
// Gas APIs
ETHERSCAN_GAS: 'https://api.etherscan.io/api',
POLYGON_GAS: 'https://api.polygonscan.com/api',
ARBISCAN_GAS: 'https://api.arbiscan.io/api',
BASESCAN_GAS: 'https://api.basescan.org/api',
// RPC Endpoints (public)
ETHEREUM_RPC: 'https://eth.llamarpc.com',
ARBITRUM_RPC: 'https://arb1.arbitrum.io/rpc',
BASE_RPC: 'https://mainnet.base.org',
POLYGON_RPC: 'https://polygon-rpc.com',
SOLANA_RPC: 'https://api.mainnet-beta.solana.com',
} as const;
/**
* RPC endpoints by chain
*/
export const RPC_ENDPOINTS: Record<Chain, string> = {
ethereum: API_ENDPOINTS.ETHEREUM_RPC,
arbitrum: API_ENDPOINTS.ARBITRUM_RPC,
base: API_ENDPOINTS.BASE_RPC,
optimism: 'https://mainnet.optimism.io',
polygon: API_ENDPOINTS.POLYGON_RPC,
avalanche: 'https://api.avax.network/ext/bc/C/rpc',
bsc: 'https://bsc-dataseed.binance.org',
solana: API_ENDPOINTS.SOLANA_RPC,
} as const;
/**
* Block explorer URLs
*/
export const BLOCK_EXPLORERS: Record<Chain, string> = {
ethereum: 'https://etherscan.io',
arbitrum: 'https://arbiscan.io',
base: 'https://basescan.org',
optimism: 'https://optimistic.etherscan.io',
polygon: 'https://polygonscan.com',
avalanche: 'https://snowtrace.io',
bsc: 'https://bscscan.com',
solana: 'https://solscan.io',
} as const;
/**
* Default timeouts (in milliseconds)
*/
export const TIMEOUTS = {
/** Default API request timeout */
DEFAULT: 10_000,
/** Short timeout for fast operations */
SHORT: 5_000,
/** Long timeout for complex operations */
LONG: 30_000,
/** RPC call timeout */
RPC: 15_000,
} as const;
/**
* Cache TTLs (in milliseconds)
*/
export const CACHE_TTL = {
/** Price data - 30 seconds */
PRICE: 30_000,
/** Gas prices - 15 seconds */
GAS: 15_000,
/** Token info - 1 hour */
TOKEN_INFO: 3_600_000,
/** Wallet balance - 1 minute */
WALLET_BALANCE: 60_000,
/** Yield data - 5 minutes */
YIELDS: 300_000,
/** NFT data - 5 minutes */
NFT: 300_000,
} as const;
/**
* Rate limit defaults
*/
export const RATE_LIMITS = {
/** Default requests per second */
DEFAULT_RPS: 10,
/** CoinGecko free tier */
COINGECKO_RPS: 5,
/** DefiLlama (generous limits) */
DEFILLAMA_RPS: 20,
} as const;
/**
* Common stablecoin addresses on Ethereum
*/
export const STABLECOINS_ETH: Record<string, string> = {
USDC: '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48',
USDT: '0xdAC17F958D2ee523a2206206994597C13D831ec7',
DAI: '0x6B175474E89094C44Da98b954EedeAC495271d0F',
FRAX: '0x853d955aCEf822Db058eb8505911ED77F175b99e',
LUSD: '0x5f98805A4E8be255a32880FDeC7F6728C6568bA0',
USDS: '0xdC035D45d973E3EC169d2276DDab16f1e407384F',
} as const;
/**
* Maximum values
*/
export const MAX_VALUES = {
/** Maximum results per page */
PAGE_SIZE: 100,
/** Maximum retries for failed requests */
RETRIES: 3,
/** Maximum concurrent requests */
CONCURRENT_REQUESTS: 5,
} as const;
