@molecularlabs/nucleus-frontend/dist/display/exchange-rate.mjs.map

Nucleus BoringVault Frontend SDK

{"version":3,"sources":["../../src/display/exchange-rate.ts"],"sourcesContent":["import { getRateInQuoteWithAssetDecimals } from \"../api/accountant\";\nimport type { ChainId } from \"../api/vault-config\";\nimport { bigIntToNumberAsString } from \"../utils/bigint\";\nimport { getVaultByKey } from \"../vaults\";\nimport type { VaultKey } from \"../vaults/config\";\n\ninterface GetDepositExchangeRateParams {\n  vaultKey: VaultKey;\n  sourceChainId: ChainId;\n  depositTokenSymbol: string;\n  minimumFractionDigits?: number;\n  maximumFractionDigits?: number;\n}\n\n/**\n * Gets the deposit exchange rate for a vault (tokens per share)\n * @throws {Error} If the token address is not found or if there's an error fetching the rate\n * @returns Promise<string> The exchange rate as a formatted string representing how many deposit tokens are worth 1 share\n */\nconst getDepositExchangeRate = async ({\n  vaultKey,\n  sourceChainId,\n  depositTokenSymbol,\n  minimumFractionDigits,\n  maximumFractionDigits = 3,\n}: GetDepositExchangeRateParams) => {\n  const vault = await getVaultByKey(vaultKey);\n\n  const sourceChain = vault.deposit.sourceChains[sourceChainId];\n  if (!sourceChain) {\n    throw new Error(\n      `Source chain ${sourceChainId} not found for vault ${vaultKey}`\n    );\n  }\n\n  const depositToken = sourceChain.depositTokens?.[depositTokenSymbol];\n  if (!depositToken) {\n    throw new Error(\n      `Deposit token ${depositTokenSymbol} not found for chain ${sourceChainId}`\n    );\n  }\n\n  const tokenAddress = depositToken.address;\n  if (!tokenAddress) {\n    throw new Error(`Token address not found for ${depositTokenSymbol}`);\n  }\n\n  const [decimals, rate] = await getRateInQuoteWithAssetDecimals({\n    assetAddress: tokenAddress,\n    accountantAddress: vault.contracts.accountant,\n    chainId: sourceChainId,\n  });\n\n  if (rate.status === \"failure\") {\n    throw new Error(`Failed to get rate: ${rate.error.message}`);\n  }\n  if (decimals.status === \"failure\") {\n    throw new Error(`Failed to get decimals: ${decimals.error.message}`);\n  }\n\n  return bigIntToNumberAsString(rate.result, {\n    decimals: decimals.result,\n    minimumFractionDigits,\n    maximumFractionDigits,\n  });\n};\n\ninterface GetWithdrawExchangeRateParams {\n  vaultKey: VaultKey;\n  sourceChainId: ChainId;\n  destinationChainId: ChainId;\n  wantTokenSymbol: string;\n  minimumFractionDigits?: number;\n  maximumFractionDigits?: number;\n}\n\n/**\n * Gets the withdraw exchange rate for a vault (tokens per share)\n * @throws {Error} If the token address is not found or if there's an error fetching the rate\n * @returns Promise<string> The exchange rate as a formatted string representing how many want tokens are worth 1 share\n */\nconst getWithdrawExchangeRate = async ({\n  vaultKey,\n  sourceChainId,\n  destinationChainId,\n  wantTokenSymbol,\n  minimumFractionDigits,\n  maximumFractionDigits = 3,\n}: GetWithdrawExchangeRateParams) => {\n  const vault = await getVaultByKey(vaultKey);\n\n  const sourceChain = vault.withdraw.sourceChains[sourceChainId];\n  if (!sourceChain) {\n    throw new Error(\n      `Source chain ${sourceChainId} not found for vault ${vaultKey}`\n    );\n  }\n\n  const destinationChain = sourceChain.destinationChains[destinationChainId];\n  if (!destinationChain) {\n    throw new Error(\n      `Destination chain ${destinationChainId} not found for source chain ${sourceChainId}`\n    );\n  }\n\n  const wantToken = destinationChain.wantTokens?.[wantTokenSymbol];\n  if (!wantToken) {\n    throw new Error(\n      `Want token ${wantTokenSymbol} not found for chain ${destinationChainId}`\n    );\n  }\n\n  const tokenAddress = wantToken.address;\n  if (!tokenAddress) {\n    throw new Error(`Token address not found for ${wantTokenSymbol}`);\n  }\n\n  const [decimals, rate] = await getRateInQuoteWithAssetDecimals({\n    assetAddress: tokenAddress,\n    accountantAddress: vault.contracts.accountant,\n    chainId: sourceChainId,\n  });\n\n  if (rate.status === \"failure\") {\n    throw new Error(`Failed to get rate: ${rate.error.message}`);\n  }\n  if (decimals.status === \"failure\") {\n    throw new Error(`Failed to get decimals: ${decimals.error.message}`);\n  }\n\n  return bigIntToNumberAsString(rate.result, {\n    decimals: decimals.result,\n    minimumFractionDigits,\n    maximumFractionDigits,\n  });\n};\n\nexport { getDepositExchangeRate, getWithdrawExchangeRate 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