@molecularlabs/nucleus-frontend/dist/display/approvals.mjs.map

Nucleus BoringVault Frontend SDK

{"version":3,"sources":["../../src/display/approvals.ts"],"sourcesContent":["import { type Address, formatUnits } from \"viem\";\nimport { getErc20AllowanceWithDecimals } from \"../api/erc20\";\nimport { type ChainId, toChainId } from \"../api/vault-config\";\nimport { ATOMIC_QUEUE_CONTRACT_ADDRESS } from \"../constants\";\nimport { tryCatch } from \"../utils/try-catch\";\nimport { getVaultByKey } from \"../vaults\";\nimport type { VaultKey } from \"../vaults/config\";\n\nconst isDepositSpendApproved = async ({\n  vaultKey,\n  sourceChainId,\n  depositTokenSymbol,\n  userAddress,\n}: {\n  vaultKey: VaultKey;\n  sourceChainId: ChainId;\n  userAddress: Address;\n  depositTokenSymbol: string;\n}) => {\n  const {\n    data: vault,\n    error: vaultError,\n    success: vaultSuccess,\n  } = await tryCatch(getVaultByKey(vaultKey));\n  if (!vaultSuccess) {\n    throw new Error(`Vault not found for ${vaultKey}: ${vaultError.message}`);\n  }\n\n  if (!vault.contracts) {\n    throw new Error(`Contracts not found: ${vaultKey}`);\n  }\n\n  const normalizedSourceChainId = toChainId(sourceChainId);\n  const depositAssetAddress =\n    vault.deposit.sourceChains[normalizedSourceChainId].depositTokens[\n      depositTokenSymbol\n    ].address;\n\n  if (!depositAssetAddress) {\n    throw new Error(`Deposit asset address not found: ${depositTokenSymbol}`);\n  }\n\n  const { deposit } = vault;\n\n  const { sourceChains } = deposit;\n\n  const sourceChain = sourceChains[normalizedSourceChainId];\n  if (!sourceChain) {\n    throw new Error(`Source chain not found: ${normalizedSourceChainId}`);\n  }\n\n  const [allowance, decimals] = await getErc20AllowanceWithDecimals({\n    chainId: normalizedSourceChainId,\n    tokenAddress: depositAssetAddress,\n    userAddress: userAddress,\n    spenderAddress: vault.contracts.boringVault,\n  });\n\n  if (allowance.status === \"failure\" || decimals.status === \"failure\") {\n    return {\n      isApproved: false,\n      allowance: \"0\",\n      allowanceAsBigInt: \"0\",\n      decimals: \"0\",\n      error: allowance.error || decimals.error,\n    };\n  }\n\n  return {\n    isApproved: allowance.result > 0n,\n    allowance: formatUnits(allowance.result, decimals.result),\n    allowanceAsBigInt: allowance.result.toString(),\n    decimals: decimals.result,\n    error: null,\n  };\n};\n\nconst isWithdrawalSpendApproved = async ({\n  vaultKey,\n  destinationChainId,\n  userAddress,\n}: {\n  vaultKey: VaultKey;\n  destinationChainId: ChainId;\n  userAddress: Address;\n}) => {\n  const {\n    data: vault,\n    error: vaultError,\n    success: vaultSuccess,\n  } = await tryCatch(getVaultByKey(vaultKey));\n  if (!vaultSuccess) {\n    throw new Error(`Vault not found for ${vaultKey}: ${vaultError.message}`);\n  }\n\n  if (!vault.contracts) {\n    throw new Error(`Contracts not found for ${vaultKey}`);\n  }\n\n  const normalizedDestinationChainId = toChainId(destinationChainId);\n\n  const boringVaultAddress = vault.contracts.boringVault;\n\n  const [allowance, decimals] = await getErc20AllowanceWithDecimals({\n    chainId: normalizedDestinationChainId,\n    tokenAddress: boringVaultAddress,\n    userAddress: userAddress,\n    spenderAddress: ATOMIC_QUEUE_CONTRACT_ADDRESS,\n  });\n\n  if (allowance.status === \"failure\" || decimals.status === \"failure\") {\n    return {\n      isApproved: false,\n      allowance: \"0\",\n      allowanceAsBigInt: \"0\",\n      decimals: \"0\",\n      error: allowance.error || decimals.error,\n    };\n  }\n\n  return {\n    isApproved: allowance.result > 0n,\n    allowance: formatUnits(allowance.result, decimals.result),\n    allowanceAsBigInt: allowance.result.toString(),\n    decimals: decimals.result,\n    error: null,\n  };\n};\n\nexport { isDepositSpendApproved, isWithdrawalSpendApproved 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