TermMaxSparkLinearOracleAdapter

Description:

ERC20 token contract with Factory, Oracle capabilities. Standard implementation for fungible tokens on Ethereum.

Blockchain: Ethereum

Source Code: View Code On The Blockchain

Solidity Source Code:

{{
  "language": "Solidity",
  "sources": {
    "contracts/v2/oracle/priceFeeds/TermMaxSparkLinearOracleAdapter.sol": {
      "content": "// SPDX-License-Identifier: MIT
pragma solidity ^0.8.27;

import {IERC20Metadata} from "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol";
import {ISparkLinearOracle} from "../../extensions/morpho/ISparkLinearOracle.sol";

/**
 * @title TermMaxSparkLinearOracleAdapter
 * @notice Adapter that wraps PendleSparkLinearOracle to support TermMaxOracleAggregator V1
 * @dev Use the block timestamp for startedAt and updatedAt in latestRoundData()
 */
contract TermMaxSparkLinearOracleAdapter {
    ISparkLinearOracle public immutable adapter;
    uint8 private immutable _decimals;
    string private _description;

    constructor(address _pendleSparkLinearOracle) {
        adapter = ISparkLinearOracle(_pendleSparkLinearOracle);
        _decimals = adapter.decimals();

        string memory ptName = IERC20Metadata(adapter.PT()).symbol();

        _description = string(abi.encodePacked("TermMax Linear Oracle Adapter for ", ptName));
    }

    function latestRoundData()
        external
        view
        returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound)
    {
        (roundId, answer, startedAt, updatedAt, answeredInRound) = adapter.latestRoundData();
        startedAt = block.timestamp;
        updatedAt = block.timestamp;
    }

    function decimals() external view returns (uint8) {
        return _decimals;
    }

    function asset() external view returns (address) {
        return adapter.PT();
    }

    function description() external view returns (string memory) {
        return _description;
    }
}
"
    },
    "dependencies/@openzeppelin-contracts-5.2.0/token/ERC20/extensions/IERC20Metadata.sol": {
      "content": "// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (token/ERC20/extensions/IERC20Metadata.sol)

pragma solidity ^0.8.20;

import {IERC20} from "../IERC20.sol";

/**
 * @dev Interface for the optional metadata functions from the ERC-20 standard.
 */
interface IERC20Metadata is IERC20 {
    /**
     * @dev Returns the name of the token.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the symbol of the token.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the decimals places of the token.
     */
    function decimals() external view returns (uint8);
}
"
    },
    "contracts/v2/extensions/morpho/ISparkLinearOracle.sol": {
      "content": "// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.8.0;

import {AggregatorV3Interface} from "@chainlink/contracts/src/v0.8/interfaces/AggregatorV3Interface.sol";

interface ISparkLinearOracle is AggregatorV3Interface {
    function PT() external view returns (address);
    function maturity() external view returns (uint256);
    function getDiscount(uint256 timeLeft) external view returns (uint256);
}
"
    },
    "dependencies/@openzeppelin-contracts-5.2.0/token/ERC20/IERC20.sol": {
      "content": "// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.20;

/**
 * @dev Interface of the ERC-20 standard as defined in the ERC.
 */
interface IERC20 {
    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @dev Returns the value of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the value of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves a `value` amount of tokens from the caller's account to `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, uint256 value) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets a `value` amount of tokens as the allowance of `spender` over the
     * caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 value) external returns (bool);

    /**
     * @dev Moves a `value` amount of tokens from `from` to `to` using the
     * allowance mechanism. `value` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address from, address to, uint256 value) external returns (bool);
}
"
    },
    "dependencies/@chainlink-contracts-v1.12.0/contracts/src/v0.8/interfaces/AggregatorV3Interface.sol": {
      "content": "// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface AggregatorV3Interface {
  function decimals() external view returns (uint8);

  function description() external view returns (string memory);

  function version() external view returns (uint256);

  function getRoundData(uint80 _roundId)
    external
    view
    returns (
      uint80 roundId,
      int256 answer,
      uint256 startedAt,
      uint256 updatedAt,
      uint80 answeredInRound
    );

  function latestRoundData()
    external
    view
    returns (
      uint80 roundId,
      int256 answer,
      uint256 startedAt,
      uint256 updatedAt,
      uint80 answeredInRound
    );
}
"
    }
  },
  "settings": {
    "remappings": [
      "@chainlink/=dependencies/@chainlink-contracts-v1.12.0/",
      "@morpho/=dependencies/metamorpho-1.0.0/",
      "@openzeppelin/contracts-upgradeable/=dependencies/@openzeppelin-contracts-upgradeable-5.2.0/",
      "@openzeppelin/contracts/=dependencies/@openzeppelin-contracts-5.2.0/",
      "@pendle/core-v2/=dependencies/pendle-core-v2-1.0.0/",
      "@uniswap/v3-core/=dependencies/@uniswap-v3-core-1.0.2-solc-0.8-simulate/",
      "@uniswap/v3-periphery/=dependencies/@uniswap-v3-periphery-1.4.4/",
      "forge-std/=dependencies/forge-std-1.9.6/src/",
      "@chainlink-contracts-1.2.0/=dependencies/@chainlink-contracts-1.2.0/src/",
      "@chainlink-contracts-v1.12.0/=dependencies/@chainlink-contracts-v1.12.0/integration-tests/contracts/ethereum/src/",
      "@openzeppelin-contracts-5.2.0/=dependencies/@openzeppelin-contracts-5.2.0/",
      "@openzeppelin-contracts-upgradeable-5.2.0/=dependencies/@openzeppelin-contracts-upgradeable-5.2.0/",
      "@uniswap-v3-core-1.0.2-solc-0.8-simulate/=dependencies/@uniswap-v3-core-1.0.2-solc-0.8-simulate/contracts/",
      "@uniswap-v3-periphery-1.4.4/=dependencies/@uniswap-v3-periphery-1.4.4/contracts/",
      "forge-std-1.9.6/=dependencies/forge-std-1.9.6/src/",
      "metamorpho-1.0.0/=dependencies/metamorpho-1.0.0/src/",
      "pendle-core-v2-1.0.0/=dependencies/pendle-core-v2-1.0.0/contracts/"
    ],
    "optimizer": {
      "enabled": true,
      "runs": 200
    },
    "metadata": {
      "useLiteralContent": false,
      "bytecodeHash": "ipfs",
      "appendCBOR": true
    },
    "outputSelection": {
      "*": {
        "*": [
          "evm.bytecode",
          "evm.deployedBytecode",
          "devdoc",
          "userdoc",
          "metadata",
          "abi"
        ]
      }
    },
    "evmVersion": "cancun",
    "viaIR": true
  }
}}

Tags:
ERC20, Token, Factory, Oracle|addr:0x681ff5a54eb4257fe159a26720a236de23d3bf5a|verified:true|block:23695480|tx:0x4f047bc1aba1a02129f0ff8251c6b6ac42072e0633e447cdaae426c00bfd8e5b|first_check:1761911062

Submitted on: 2025-10-31 12:44:22

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