{"version":3,"sources":["../../src/defaultAssets.ts"],"sourcesContent":["import type {\n DefaultAsset,\n DefaultAssetTable,\n FindDefaultAsset,\n GetDefaultAsset,\n Network,\n} from \"@bankofai/x402-core/types\";\nimport { EVM_NETWORK_CHAIN_ID_MAP } from \"./constants\";\n\n/**\n * Base stablecoin asset configuration shared across all EVM payment schemes.\n * Contains the core fields needed to identify and convert tokens.\n */\nexport type DefaultAssetInfo = DefaultAsset & {\n /** EIP-712 domain name (must match the token's domain separator) */\n name: string;\n /** EIP-712 domain version (must match the token's domain separator) */\n version: string;\n};\n\n/**\n * Extended asset configuration for the exact scheme.\n * Includes transfer method hints that control client-side behaviour.\n */\nexport type ExactDefaultAssetInfo = DefaultAssetInfo & {\n /**\n * Transfer method override: `\"permit2\"` for tokens that don't support EIP-3009.\n * Omit for EIP-3009 tokens (default behaviour).\n */\n assetTransferMethod?: string;\n /**\n * Set to `true` for permit2 tokens that implement EIP-2612 `permit()`.\n * Controls whether name/version are included in `extra` so the client can\n * sign a gasless EIP-2612 permit for Permit2 approval.\n */\n supportsEip2612?: boolean;\n};\n\n/** Default USD-pegged assets by CAIP-2 network; index 0 is the `\"$0.10\"` default. */\nexport const DEFAULT_ASSETS: DefaultAssetTable = {\n \"eip155:8453\": [\n {\n asset: \"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913\",\n name: \"USD Coin\",\n version: \"2\",\n decimals: 6,\n symbol: \"USDC\",\n },\n ], // Base mainnet USDC\n \"eip155:84532\": [\n {\n asset: \"0x036CbD53842c5426634e7929541eC2318f3dCF7e\",\n name: \"USDC\",\n version: \"2\",\n decimals: 6,\n symbol: \"USDC\",\n },\n ], // Base Sepolia USDC\n \"eip155:97\": [\n {\n asset: \"0x64544969ed7EBf5f083679233325356EbE738930\",\n name: \"USD Coin\",\n version: \"1\",\n decimals: 18,\n symbol: \"USDC\",\n assetTransferMethod: \"permit2\",\n },\n ], // BSC testnet USDC (plain BEP-20, no EIP-3009)\n \"eip155:56\": [\n {\n asset: \"0x55d398326f99059fF775485246999027B3197955\",\n name: \"Tether USD\",\n version: \"1\",\n decimals: 18,\n symbol: \"USDT\",\n assetTransferMethod: \"permit2\",\n },\n ], // BSC mainnet USDT (plain BEP-20, no EIP-3009)\n \"eip155:4326\": [\n {\n asset: \"0xFAfDdbb3FC7688494971a79cc65DCa3EF82079E7\",\n name: \"MegaUSD\",\n version: \"1\",\n decimals: 18,\n symbol: \"MegaUSD\",\n assetTransferMethod: \"permit2\",\n supportsEip2612: true,\n },\n ], // MegaETH mainnet MegaUSD (no EIP-3009, supports EIP-2612)\n \"eip155:143\": [\n {\n asset: \"0x754704Bc059F8C67012fEd69BC8A327a5aafb603\",\n name: \"USDC\",\n version: \"2\",\n decimals: 6,\n symbol: \"USDC\",\n },\n ], // Monad mainnet USDC\n \"eip155:988\": [\n {\n asset: \"0x779Ded0c9e1022225f8E0630b35a9b54bE713736\",\n name: \"USDT0\",\n version: \"1\",\n decimals: 6,\n symbol: \"USDT0\",\n },\n ], // Stable mainnet USDT0\n \"eip155:2201\": [\n {\n asset: \"0x78Cf24370174180738C5B8E352B6D14c83a6c9A9\",\n name: \"USDT0\",\n version: \"1\",\n decimals: 6,\n symbol: \"USDT0\",\n },\n ], // Stable testnet USDT0\n \"eip155:137\": [\n {\n asset: \"0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359\",\n name: \"USD Coin\",\n version: \"2\",\n decimals: 6,\n symbol: \"USDC\",\n },\n ], // Polygon mainnet USDC\n \"eip155:42161\": [\n {\n asset: \"0xaf88d065e77c8cC2239327C5EDb3A432268e5831\",\n name: \"USD Coin\",\n version: \"2\",\n decimals: 6,\n symbol: \"USDC\",\n },\n ], // Arbitrum One USDC\n \"eip155:421614\": [\n {\n asset: \"0x75faf114eafb1BDbe2F0316DF893fd58CE46AA4d\",\n name: \"USD Coin\",\n version: \"2\",\n decimals: 6,\n symbol: \"USDC\",\n },\n ], // Arbitrum Sepolia USDC\n \"eip155:31612\": [\n {\n asset: \"0xdD468A1DDc392dcdbEf6db6e34E89AA338F9F186\",\n name: \"Mezo USD\",\n version: \"1\",\n decimals: 18,\n symbol: \"mUSD\",\n assetTransferMethod: \"permit2\",\n supportsEip2612: true,\n },\n ], // Mezo mainnet mUSD (no EIP-3009, supports EIP-2612)\n \"eip155:31611\": [\n {\n asset: \"0x118917a40FAF1CD7a13dB0Ef56C86De7973Ac503\",\n name: \"Mezo USD\",\n version: \"1\",\n decimals: 18,\n symbol: \"mUSD\",\n assetTransferMethod: \"permit2\",\n supportsEip2612: true,\n },\n ], // Mezo Testnet mUSD (no EIP-3009, supports EIP-2612)\n \"eip155:723487\": [\n {\n asset: \"0x33ad9e4BD16B69B5BFdED37D8B5D9fF9aba014Fb\",\n name: \"Stable Coin\",\n version: \"1\",\n decimals: 6,\n symbol: \"SBC\",\n assetTransferMethod: \"permit2\",\n supportsEip2612: true,\n },\n ], // Radius Network SBC (no EIP-3009, supports EIP-2612)\n \"eip155:72344\": [\n {\n asset: \"0x33ad9e4BD16B69B5BFdED37D8B5D9fF9aba014Fb\",\n name: \"Stable Coin\",\n version: \"1\",\n decimals: 6,\n symbol: \"SBC\",\n assetTransferMethod: \"permit2\",\n supportsEip2612: true,\n },\n ], // Radius Testnet SBC (no EIP-3009, supports EIP-2612)\n \"eip155:36900\": [\n {\n asset: \"0x9cb8142aEBBcdc60AF7c97Af897A67A8f3CA71C2\",\n name: \"USDC.e\",\n version: \"2\",\n decimals: 6,\n symbol: \"USDC.e\",\n },\n ], // ADI Chain USDC.e (EIP-3009 supported)\n \"eip155:190415\": [\n {\n asset: \"0x401eCb1D350407f13ba348573E5630B83638E30D\",\n name: \"Bridged USDC\",\n version: \"2\",\n decimals: 6,\n symbol: \"USDC.e\",\n },\n ], // HPP mainnet USDC.e\n \"eip155:181228\": [\n {\n asset: \"0x401eCb1D350407f13ba348573E5630B83638E30D\",\n name: \"Bridged USDC\",\n version: \"2\",\n decimals: 6,\n symbol: \"USDC.e\",\n },\n ], // HPP Sepolia USDC.e\n \"eip155:50\": [\n {\n asset: \"0xfA2958CB79b0491CC627c1557F441eF849Ca8eb1\",\n name: \"USDC\",\n version: \"2\",\n decimals: 6,\n symbol: \"USDC\",\n },\n ], // XDC Network mainnet USDC (Bridged USDC Standard, EIP-3009 supported)\n \"eip155:51\": [\n {\n asset: \"0xb5AB69F7bBada22B28e79C8FFAECe55eF1c771D4\",\n name: \"USDC\",\n version: \"2\",\n decimals: 6,\n symbol: \"USDC\",\n },\n ], // XDC Apothem testnet USDC (Bridged USDC Standard, EIP-3009 supported)\n \"eip155:38833\": [\n {\n asset: \"0xA5b8BF902b2844dA17d4506cc827F7F1681735E7\",\n name: \"USDC\",\n version: \"1\",\n decimals: 6,\n symbol: \"USDC\",\n assetTransferMethod: \"permit2\",\n },\n ], // Igra mainnet USDC (no EIP-3009, no EIP-2612)\n \"eip155:14\": [\n {\n asset: \"0xe7cd86e13AC4309349F30B3435a9d337750fC82D\",\n name: \"USD\\u20AE0\",\n version: \"1\",\n decimals: 6,\n symbol: \"USDT0\",\n },\n ], // Flare mainnet USD₮0 (EIP-3009 supported)\n \"eip155:42220\": [\n {\n asset: \"0xcebA9300f2b948710d2653dD7B07f33A8B32118C\",\n name: \"USDC\",\n version: \"2\",\n decimals: 6,\n symbol: \"USDC\",\n },\n ], // Celo mainnet USDC (EIP-3009 supported)\n \"eip155:11142220\": [\n {\n asset: \"0x01C5C0122039549AD1493B8220cABEdD739BC44E\",\n name: \"USDC\",\n version: \"2\",\n decimals: 6,\n symbol: \"USDC\",\n },\n ], // Celo Sepolia testnet USDC (EIP-3009 supported)\n};\n\n/**\n * Map CAIP-2 or v1 legacy name to a {@link DEFAULT_ASSETS} key.\n *\n * @param network - CAIP-2 or legacy EVM network id\n * @returns Normalized CAIP-2 network key\n */\nfunction resolveNetworkKey(network: Network): string {\n if (network in DEFAULT_ASSETS) {\n return network;\n }\n const chainId = EVM_NETWORK_CHAIN_ID_MAP[network as keyof typeof EVM_NETWORK_CHAIN_ID_MAP];\n if (chainId !== undefined) {\n return `eip155:${chainId}`;\n }\n return network;\n}\n\n/**\n * Look up a default asset by network and optional ticker.\n *\n * @param network - CAIP-2 or v1 network\n * @param symbol - Ticker; omit for the network default\n * @returns Matching entry\n * @throws If network or ticker is unknown\n */\nexport const getDefaultAsset: GetDefaultAsset = (network, symbol?) => {\n const key = resolveNetworkKey(network);\n const assets = DEFAULT_ASSETS[key];\n if (!assets || assets.length === 0) {\n throw new Error(`No default asset configured for network ${network}`);\n }\n if (!symbol) {\n return assets[0];\n }\n const normalized = symbol.toUpperCase();\n const match = assets.find(entry => entry.symbol.toUpperCase() === normalized);\n if (!match) {\n throw new Error(`No ${symbol} default asset configured for network ${network}`);\n }\n return match;\n};\n\n/**\n * Reverse lookup by asset id (case-insensitive) and network.\n *\n * @param asset - Asset address from payment requirements\n * @param network - CAIP-2 or v1 network\n * @returns Matching entry, or undefined\n */\nexport const findDefaultAsset: FindDefaultAsset = (asset, network) => {\n const key = resolveNetworkKey(network);\n const assets = DEFAULT_ASSETS[key];\n if (!assets) {\n return undefined;\n }\n const normalized = asset.toLowerCase();\n return assets.find(entry => entry.asset.toLowerCase() === 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