@paxoslabs/earn-sdk/dist/core.mjs

Paxos Labs Earn SDK

export { fetchWithdrawAssets, getAssetSlippage } from './chunk-3K72Y6ME.mjs';
export { getPausedStates } from './chunk-XT2SWHA6.mjs';
import { getClient } from './chunk-SBKCBPE3.mjs';
export { getErc20Allowance, getErc20Balance, getErc20Decimals, getPreviewFee, getRateInQuoteWithAssetDecimals } from './chunk-SBKCBPE3.mjs';
export { fetchVaultConfig, toChainId } from './chunk-4URQP4CS.mjs';
import { CHAINLINK_ADDRESS } from './chunk-NTRZGVUA.mjs';
import { erc20Abi } from 'viem';

async function getVaultAllowance({
  tokenAddress,
  spenderAddress,
  userAddress,
  chainId
}) {
  const client = await getClient(chainId);
  const allowance = await client.readContract({
    abi: erc20Abi,
    address: tokenAddress,
    functionName: "allowance",
    args: [userAddress, spenderAddress]
  });
  return allowance;
}
async function getTotalSupply({
  tokenAddress,
  chainId
}) {
  const client = await getClient(chainId);
  const totalSupply = await client.readContract({
    abi: erc20Abi,
    address: tokenAddress,
    functionName: "totalSupply"
  });
  return totalSupply;
}

// src/contracts/chainlink-abi.ts
var ChainlinkAbi = [
  {
    type: "function",
    name: "latestRoundData",
    inputs: [],
    outputs: [
      {
        name: "roundId",
        type: "uint80",
        internalType: "uint80"
      },
      {
        name: "answer",
        type: "int256",
        internalType: "int256"
      },
      {
        name: "startedAt",
        type: "uint256",
        internalType: "uint256"
      },
      {
        name: "updatedAt",
        type: "uint256",
        internalType: "uint256"
      },
      {
        name: "answeredInRound",
        type: "uint80",
        internalType: "uint80"
      }
    ],
    stateMutability: "view"
  }
];

// src/api/chainlink.ts
async function getEthPrice({
  chainId
}) {
  const client = await getClient(chainId);
  const priceData = await client.readContract({
    abi: ChainlinkAbi,
    address: CHAINLINK_ADDRESS,
    functionName: "latestRoundData",
    args: []
  });
  if (!priceData || !priceData[1]) {
    throw new Error("Failed to fetch ETH price from Chainlink");
  }
  return priceData[1];
}

export { getEthPrice, getTotalSupply, getVaultAllowance };
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