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// SPDX-License-Identifier: MIT
pragma solidity 0.8.23;

import "../interfaces/IChainlinkFeed.sol";

/**
 * @dev Mock CL Feed contract for an IOU token hardcoded at 1e8 price
 */
contract IOUFeed is IChainlinkFeed {
    function decimals() external pure returns (uint8) {
        return 8;
    }

    /**
     * @dev Returns a hardcoded 1e8 price for a mock token
     */
    function latestRoundData() external pure returns (uint80, int256 priceUsd, uint256, uint256, uint80) {
        return (0, 1e8, 0, 0, 0);
    }
}

// SPDX-License-Identifier: MIT
pragma solidity 0.8.23;

/**
 * @dev Interface for Chainlink feeds
 */
interface IChainlinkFeed {
    function latestRoundData() external view returns (uint80, int256, uint256, uint256, uint80);

    function decimals() external view returns (uint8);
}

{
  "optimizer": {
    "enabled": true,
    "runs": 800
  },
  "evmVersion": "paris",
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

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[{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"latestRoundData","outputs":[{"internalType":"uint80","name":"","type":"uint80"},{"internalType":"int256","name":"priceUsd","type":"int256"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint80","name":"","type":"uint80"}],"stateMutability":"pure","type":"function"}]

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