contants.ts

/**
 * USDT0 Contract Addresses and Configuration
 * Based on official USDT0 documentation: https://docs.usdt0.to/technical-documentation/developer
 */

// LayerZero Endpoint IDs (EID)
export const LAYERZERO_EIDS = {
  ETHEREUM: 30101,
  ARBITRUM: 30110,
  POLYGON: 30109,
  TRON: 30420, // Legacy Mesh
  OPTIMISM: 30111,
  BERACHAIN: 30362,
  INK: 30339,
  UNICHAIN: 30320,
  CORN: 30331,
  SEI: 30280,
  FLARE: 30295,
  HYPEREVM: 30367,
  ROOTSTOCK: 30333,
  XLAYER: 30274,
} as const;

// USDT0 Contract Addresses
export const USDT0_CONTRACTS = {
  // Ethereum Mainnet (EID: 30101)
  ETHEREUM: {
    OAdapterUpgradeable: '0x6C96dE32CEa08842dcc4058c14d3aaAD7Fa41dee',
    Safe: '0x4DFF9b5b0143E642a3F63a5bcf2d1C328e600bf8',
  },
  
  // Arbitrum One (EID: 30110) - Legacy Mesh Hub
  ARBITRUM: {
    ArbitrumExtensionV2: '0xFd086bC7CD5C481DCC9C85ebE478A1C0b69FCbb9',
    OUpgradeable: '0x14E4A1B13bf7F943c8ff7C51fb60FA964A298D92',
    UsdtOFT: '0x77652D5aba086137b595875263FC200182919B92', // Legacy Mesh
    MultiHopComposer: '0x759BA420bF1ded1765F18C2DC3Fc57A1964A2Ad1', // Automated multi-hop transfers
    Safe: '0x4DFF9b5b0143E642a3F63a5bcf2d1C328e600bf8',
  },
  
  // Polygon PoS (EID: 30109)
  POLYGON: {
    UChildUSDT0: '0xc2132D05D31c914a87C6611C10748AEb04B58e8F',
    OUpgradeable: '0x6BA10300f0DC58B7a1e4c0e41f5daBb7D7829e13',
    Safe: '0x4DFF9b5b0143E642a3F63a5bcf2d1C328e600bf8',
  },
  
  // Tron Mainnet (EID: 30420) - Legacy Mesh
  TRON: {
    UsdtOFT: 'TFG4wBaDQ8sHWWP1ACeSGnoNR6RRzevLPt',
  },
} as const;

// USDT Contract Addresses
export const USDT_CONTRACTS = {
  TRON: 'TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t', // USDT on Tron
  ETHEREUM: '0xdAC17F958D2ee523a2206206994597C13D831ec7', // USDT on Ethereum
  ARBITRUM: '0xFd086bC7CD5C481DCC9C85ebE478A1C0b69FCbb9', // USDT on Arbitrum
  POLYGON: '0xc2132D05D31c914a87C6611C10748AEb04B58e8F', // USDT on Polygon (same as USDT0)
} as const;

// Network RPC URLs
export const RPC_URLS = {
  TRON: 'https://api.trongrid.io',
  ARBITRUM: 'https://arb1.arbitrum.io/rpc',
  POLYGON: 'https://polygon-rpc.com',
  ETHEREUM: 'https://eth.llamarpc.com',
} as const;

// USDT Decimals
export const USDT_DECIMALS = 6;

// Gas Configuration
export const GAS_CONFIG = {
  GAS_LIMIT: 1000000,
  MAX_FEE_PER_GAS: '20000000000', // 20 gwei
  MAX_PRIORITY_FEE_PER_GAS: '2000000000', // 2 gwei
} as const;