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// SPDX-License-Identifier: agpl-3.0
pragma solidity ^0.8.4;
import '../../dependencies/openzeppelin/contracts/Address.sol';
import '../../dependencies/openzeppelin/upgradeability/BaseUpgradeabilityProxy.sol';
import './TransparentProxyBase.sol';
/// @dev This contract is a transparent upgradeability proxy with admin. The admin role is immutable.
contract TransparentProxy is TransparentProxyBase {
  constructor(
    address admin,
    address logic,
    bytes memory data
  ) TransparentProxyBase(admin) {
    _setImplementation(logic);
    if (data.length > 0) {
      Address.functionDelegateCall(logic, data);
    }
  }
}
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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;
// solhint-disable no-inline-assembly, avoid-low-level-calls
/**
 * @dev Collection of functions related to the address type
 */
library Address {
  /**
   * @dev Returns true if `account` is a contract.
   *
   * [IMPORTANT]
   * ====
   * It is unsafe to assume that an address for which this function returns
   * false is an externally-owned account (EOA) and not a contract.
   *
   * Among others, `isContract` will return false for the following
   * types of addresses:
   *
   *  - an externally-owned account
   *  - a contract in construction
   *  - an address where a contract will be created
   *  - an address where a contract lived, but was destroyed
   * ====
   */
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// SPDX-License-Identifier: agpl-3.0
pragma solidity ^0.8.4;
import './Proxy.sol';
import '../contracts/Address.sol';
/**
 * @title BaseUpgradeabilityProxy
 * @dev This contract implements a proxy that allows to change the
 * implementation address to which it will delegate.
 * Such a change is called an implementation upgrade.
 */
contract BaseUpgradeabilityProxy is Proxy {
  /**
   * @dev Emitted when the implementation is upgraded.
   * @param implementation Address of the new implementation.
   */
  event Upgraded(address indexed implementation);
  /**
   * @dev Storage slot with the address of the current implementation.
   * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is
   * validated in the constructor.
   */
  bytes32 internal constant IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;
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// SPDX-License-Identifier: agpl-3.0
pragma solidity ^0.8.4;
import '../../dependencies/openzeppelin/contracts/Address.sol';
import '../../dependencies/openzeppelin/upgradeability/BaseUpgradeabilityProxy.sol';
import './IProxy.sol';
/// @dev This contract is a transparent upgradeability proxy with admin. The admin role is immutable.
abstract contract TransparentProxyBase is BaseUpgradeabilityProxy, IProxy {
  bytes32 internal constant ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;
  constructor(address admin) {
    require(admin != address(0));
    assert(IMPLEMENTATION_SLOT == bytes32(uint256(keccak256('eip1967.proxy.implementation')) - 1));
    assert(ADMIN_SLOT == bytes32(uint256(keccak256('eip1967.proxy.admin')) - 1));
    bytes32 slot = ADMIN_SLOT;
    // solhint-disable-next-line no-inline-assembly
    assembly {
      sstore(slot, admin)
    }
  }
  modifier ifAdmin() {
    if (msg.sender == _admin()) {
      _;
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// SPDX-License-Identifier: agpl-3.0
pragma solidity ^0.8.4;
/**
 * @title Proxy
 * @dev Implements delegation of calls to other contracts, with proper
 * forwarding of return values and bubbling of failures.
 * It defines a fallback function that delegates all calls to the address
 * returned by the abstract _implementation() internal function.
 */
abstract contract Proxy {
  /**
   * @dev Fallback function.
   * Implemented entirely in `_fallback`.
   */
  fallback() external payable {
    _fallback();
  }
  receive() external payable {
    _fallback();
  }
  /**
   * @return The Address of the implementation.
   */
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// SPDX-License-Identifier: agpl-3.0
pragma solidity ^0.8.4;
interface IProxy {
  function upgradeToAndCall(address newImplementation, bytes calldata data) external payable;
}
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{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "evmVersion": "istanbul",
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  },
  "libraries": {}
}
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[{"inputs":[{"internalType":"address","name":"admin","type":"address"},{"internalType":"address","name":"logic","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"impl","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"logic","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"stateMutability":"payable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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