@opendatalabs/vana-sdk/dist/core/client.cjs.map

A TypeScript library for interacting with Vana Network smart contracts.

{"version":3,"sources":["../../src/core/client.ts"],"sourcesContent":["import type { Chain, Account, PublicClient, WalletClient } from \"viem\";\nimport {\n  createPublicClient,\n  http,\n  createWalletClient as viemCreateWalletClient,\n} from \"viem\";\nimport { chains, mokshaTestnet } from \"../config/chains\";\n\n/**\n * Default starting block numbers for querying blockchain events and data per chain.\n *\n * @remarks\n * These block numbers represent the earliest deployment of Vana protocol contracts\n * on each network. Using these as starting points for event queries significantly\n * improves performance by avoiding unnecessary queries of blocks before the\n * protocol existed.\n *\n * - Moksha Testnet (14800): Block 732312 - DataRegistry deployment\n * - Vana Mainnet (1480): Block 758584 - DataRegistry deployment\n *\n * @category Blockchain\n */\nexport const defaultFromBlocks: Record<number, bigint> = {\n  14800: 732312n, // Moksha Testnet - earliest contract deployment\n  1480: 758584n, // Vana Mainnet - earliest contract deployment\n};\n\n/**\n * Gets the default starting block for a specific chain.\n *\n * @param chainId - The chain ID to get the default from block for\n * @returns The default starting block for the chain, or 0n if not configured\n * @category Blockchain\n */\nexport function getDefaultFromBlock(chainId: number): bigint {\n  return defaultFromBlocks[chainId] || 0n;\n}\n\n// Cache for clients\nlet cachedClient: PublicClient & { chain: Chain };\n\n/**\n * Creates or retrieves a cached public client for blockchain read operations.\n *\n * @remarks\n * This function provides an optimized way to access blockchain data by maintaining\n * a cached client instance per chain. The client is used for reading contract state,\n * querying events, and other read-only blockchain operations. It automatically\n * handles HTTP transport configuration and chain switching.\n *\n * @param chainId - The chain ID to connect to (defaults to Moksha testnet)\n * @returns A public client configured for the specified chain with caching optimization\n * @throws {Error} When the specified chain ID is not supported by the SDK\n * @example\n * ```typescript\n * // Get client for default chain (Moksha testnet)\n * const client = createClient();\n *\n * // Get client for specific chain\n * const mainnetClient = createClient(14800);\n *\n * // Use client for blockchain reads\n * const blockNumber = await client.getBlockNumber();\n * ```\n * @category Blockchain\n */\nexport const createClient = (\n  chainId: keyof typeof chains = mokshaTestnet.id,\n): PublicClient & { chain: Chain } => {\n  if (!cachedClient || cachedClient.chain?.id !== chainId) {\n    const chain = chains[chainId];\n    if (!chain) {\n      throw new Error(`Chain ${chainId} not found`);\n    }\n\n    cachedClient = createPublicClient({\n      chain,\n      transport: http(),\n    });\n  }\n\n  return cachedClient;\n};\n\n/**\n * Creates a wallet client for blockchain transaction signing and submission.\n *\n * @remarks\n * This function creates a wallet client configured for transaction signing and\n * submission on the specified chain. Unlike the public client, wallet clients\n * are not cached and require an account for transaction signing. The client\n * handles HTTP transport configuration and provides access to wallet-specific\n * operations like signing transactions and messages.\n *\n * @param chainId - The chain ID to connect to (defaults to Moksha testnet)\n * @param account - Optional account for transaction signing (can be set later)\n * @returns A wallet client configured for the specified chain\n * @throws {Error} When the specified chain ID is not supported by the SDK\n * @example\n * ```typescript\n * import { privateKeyToAccount } from 'viem/accounts';\n *\n * // Create wallet client for default chain\n * const account = privateKeyToAccount('0x...');\n * const walletClient = createWalletClient(mokshaTestnet.id, account);\n *\n * // Use for transaction signing\n * const txHash = await walletClient.writeContract({\n *   address: contractAddress,\n *   abi: contractAbi,\n *   functionName: 'someFunction',\n *   args: []\n * });\n *\n * // Create without account (account can be set later)\n * const client = createWalletClient();\n * ```\n * @category Blockchain\n */\nexport const createWalletClient = (\n  chainId: keyof typeof chains = mokshaTestnet.id,\n  account?: Account,\n): WalletClient => {\n  const chain = chains[chainId];\n  if (!chain) {\n    throw new Error(`Chain ${chainId} not found`);\n  }\n\n  return viemCreateWalletClient({\n    chain,\n    transport: http(),\n    account,\n  });\n};\n"],"mappings":";;;;;;;;;;;;;;;;;;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AACA,kBAIO;AACP,oBAAsC;AAgB/B,MAAM,oBAA4C;AAAA,EACvD,OAAO;AAAA;AAAA,EACP,MAAM;AAAA;AACR;AASO,SAAS,oBAAoB,SAAyB;AAC3D,SAAO,kBAAkB,OAAO,KAAK;AACvC;AAGA,IAAI;AA2BG,MAAM,eAAe,CAC1B,UAA+B,4BAAc,OACT;AACpC,MAAI,CAAC,gBAAgB,aAAa,OAAO,OAAO,SAAS;AACvD,UAAM,QAAQ,qBAAO,OAAO;AAC5B,QAAI,CAAC,OAAO;AACV,YAAM,IAAI,MAAM,SAAS,OAAO,YAAY;AAAA,IAC9C;AAEA,uBAAe,gCAAmB;AAAA,MAChC;AAAA,MACA,eAAW,kBAAK;AAAA,IAClB,CAAC;AAAA,EACH;AAEA,SAAO;AACT;AAqCO,MAAM,qBAAqB,CAChC,UAA+B,4BAAc,IAC7C,YACiB;AACjB,QAAM,QAAQ,qBAAO,OAAO;AAC5B,MAAI,CAAC,OAAO;AACV,UAAM,IAAI,MAAM,SAAS,OAAO,YAAY;AAAA,EAC9C;AAEA,aAAO,YAAAA,oBAAuB;AAAA,IAC5B;AAAA,IACA,eAAW,kBAAK;AAAA,IAChB;AAAA,EACF,CAAC;AACH;","names":["viemCreateWalletClient"]}