Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE

More Options

• Similar
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

import "./Interfaces/IPriceFeedTestnet.sol";

/*
* PriceFeed placeholder for testnet and development. The price is simply set manually and saved in a state 
* variable. The contract does not connect to a live Chainlink price feed. 
*/
contract PriceFeedTestnet is IPriceFeedTestnet {
    event LastGoodPriceUpdated(uint256 _lastGoodPrice);

    uint256 private _price = 200 * 1e18;

    // --- Functions ---

    // View price getter for simplicity in tests
    function getPrice() external view override returns (uint256) {
        return _price;
    }

    function lastGoodPrice() external view returns (uint256) {
        return _price;
    }

    function fetchPrice() external override returns (uint256, bool) {
        // Fire an event just like the mainnet version would.
        // This lets the subgraph rely on events to get the latest price even when developing locally.
        emit LastGoodPriceUpdated(_price);
        return (_price, false);
    }

    function fetchRedemptionPrice() external override returns (uint256, bool) {
        // Fire an event just like the mainnet version would.
        // This lets the subgraph rely on events to get the latest price even when developing locally.
        emit LastGoodPriceUpdated(_price);
        return (_price, false);
    }

    // Manual external price setter.
    function setPrice(uint256 price) external returns (bool) {
        _price = price;
        return true;
    }

    function setAddresses(address _borrowerOperationsAddress) external {}
}

// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

import "../../../Interfaces/IPriceFeed.sol";

interface IPriceFeedTestnet is IPriceFeed {
    function setPrice(uint256 _price) external returns (bool);
    function getPrice() external view returns (uint256);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

interface IPriceFeed {
    function fetchPrice() external returns (uint256, bool);
    function fetchRedemptionPrice() external returns (uint256, bool);
    function lastGoodPrice() external view returns (uint256);
    function setAddresses(address _borrowerOperationsAddress) external;
}

{
  "remappings": [
    "@chimera/=lib/V2-gov/lib/chimera/src/",
    "@ensdomains/=lib/V2-gov/lib/v4-core/node_modules/@ensdomains/",
    "@openzeppelin/=lib/V2-gov/lib/v4-core/lib/openzeppelin-contracts/",
    "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/",
    "Solady/=lib/Solady/src/",
    "V2-gov/=lib/V2-gov/",
    "chimera/=lib/V2-gov/lib/chimera/src/",
    "ds-test/=lib/openzeppelin-contracts/lib/forge-std/lib/ds-test/src/",
    "erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/",
    "forge-gas-snapshot/=lib/V2-gov/lib/v4-core/lib/forge-gas-snapshot/src/",
    "forge-std/=lib/forge-std/src/",
    "halmos-cheatcodes/=lib/openzeppelin-contracts/lib/halmos-cheatcodes/src/",
    "hardhat/=lib/V2-gov/lib/v4-core/node_modules/hardhat/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/",
    "openzeppelin/=lib/V2-gov/lib/openzeppelin-contracts/",
    "solmate/=lib/V2-gov/lib/v4-core/lib/solmate/src/",
    "v4-core/=lib/V2-gov/lib/v4-core/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs",
    "appendCBOR": true
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "cancun",
  "viaIR": false,
  "libraries": {}
}

[{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"_lastGoodPrice","type":"uint256"}],"name":"LastGoodPriceUpdated","type":"event"},{"inputs":[],"name":"fetchPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"fetchRedemptionPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"lastGoodPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_borrowerOperationsAddress","type":"address"}],"name":"setAddresses","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"price","type":"uint256"}],"name":"setPrice","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

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