// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
* @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
* ====
*/
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
// solhint-disable-next-line no-inline-assembly
assembly { size := extcodesize(account) }
return size > 0;
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success, ) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain`call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: value }(data);
return _verifyCallResult(success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.staticcall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.delegatecall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
// SPDX-License-Identifier: MIT
pragma solidity 0.8.2;
import "@openzeppelin/contracts/utils/Address.sol";
import "./core/project-base/ProjectProxy.sol";
/**
* @dev ERC721Project Upgradeable Proxy
*/
contract ERC1155ProjectProxy is ProjectProxy {
constructor(address _impl) {
assert(_IMPLEMENTATION_SLOT == bytes32(uint256(keccak256("eip1967.proxy.implementation")) - 1));
_setImplementation(_impl);
Address.functionDelegateCall(_impl, abi.encodeWithSignature("initialize()"));
}
}
// SPDX-License-Identifier: MIT
pragma solidity 0.8.2;
import "../ERC1155ProjectProxy.sol";
// @title: FireworkPacket
////////////////////////////////////////////////////////////////////////////////////////////
// //
// ┌┐╕│││╕┐ //
// ╡╡╡╡╪╪╪╣╙┐││││╕╕ //
// ┌┐╕│││┤╙╬╣╣╣╣╡╡╡╡╪╪╪╬╬││││││┤╦ //
// │╧╡╡╡╡╪╪╣╙││││││┤╠╣╝╨╨╨╙╡╪╪╬╬╬╬ //
// ╕│││││┤┤╡╣╣╬╩╝╡╡╪╪╪╪╬╬╬││┤┤┤┤┤╡╣╣╣╣╬ //
// ╡╪╪╬╬╣╬╬╣││││││┤┤╠╣╬╬╩╝╚╠╬╣╣╣╣╬╣╣╣╣╣ //
// ╡╠╬╣╣╣╣╣╣╪╪╪╪╬╬╬╬╣││││││┤┤╢╣╣╣╬╣│╠╣╣ //
// ╚╩╬╣╣╣╣╣╣╪╠╬╣╣╣╣╣╣╪╪╪╪╬╬╬╬╣╬╣╣╣╛│╠╣╣ //
// ││┘┐┐┼╣╬╣╚╝╬╣╣╣╣╣╣╪╠╬╣╣╣╣╬╣│╠╣╬╕│╠╣╣ //
// ││┘┐┐┼╣╬╣││└┐│╪╣╬╣╚╝╬╣╣╣╣╣╝│╠╣╬╕│╠╣╣ //
// ││┘┐┐┼╣╬╣││└┐│╪╣╬╣│┘└┐│╠╣╬╕│╠╣╬╕│╠╣╬╣╠╟ //
// ││┘┐┐┼╣╬╣││└┐│╪╣╬╣│┘└┐│╠╣╬╕│╠╣╬╕│╠╣╣╡╡╡ //
// ╦╡│┘┐┐┼╣╬╣││└┐│╪╣╬╣│┘└┐│╠╣╬╕│╠╣╬╕├╬╬╫ ╡╠ //
// ┤╟╬╣├│┘┐┐┼╣╬╣││└┐│╪╣╬╣│┘└┐│╠╣╬╕│╠╣╣╬╣╬╣╬╗╪╟ //
// ┤┼╬╩╬╬╬╠╪╪╣╬╣││└┐│╪╣╬╣│┘┐┐│╠╣╬╕│╢╣╣╨│╠╣╣╣╠╣ //
// ╡╪╡ ││┘╙╙║╣╣╣╣╣╬╬╪╬╣╬╣│┘┐┐│╠╣╣╗╬╣╣╬╕│╠╣╬╙╣╣ //
// ╪╠╣╬╡│┘┐┐┼╣╬╣┤┤╙╨╨╣╣╣╣╣╣╬╗╡╣╣╣╝┤╠╣╬╗╪╣╣╣╗╣╣ //
// ╬╬╬╟╬╪╗╥╓┼╣╬╣││└┐│╪╣╬╣╙╨╨╝╡┤╟╣╕│╠╣╣╣╩╠╣╣╣╣╣ //
// ╣╣╣ ╚╨╨╝╬╣╣╣╣╪╗╥╓│╪╣╬╣│┘┐┐╡╡╬╬╕╗╣╣╣╕│╠╣╣╩ //
// ╣╣╣╬╡│┘┐┐┼╣╬╣╝╝╣╣╣╣╣╣╣╗╥┐┐╪╪╣╣╣╣╬╣╬╧╗╬╩ ╙╥ //
// ╣╣╣╬┤┤┐┐┐┼╣╣╜││└┐│╠╣╬╣╬╬╣╣╬║╣╬╛│╩╝╣╬╩ ╙═╥ ╙╥ //
// ╨╬╙╙╚╝╬╬╬╗╦╓┌││└┐│╪╣╣─│┘└┘╢╬╣╬─└╫╣╝╨═╥╥╓ └╙╥╗ //
// └╙╙╝╣╣╣╬╗╗╓ └│┐┐╣╣╣╝╣╬╝╨══════╝╝╣╣╣╣ //
// ╙╙╩╬╣╣╬╬╦╣╣╣╬╝ └╗ //
// └╙╬╣╣ ╫ //
// ╗ //
// ╫ //
// ╚ //
// └╙╗┌ ╓╓╓╓╗╗╗╪╪╥╠╣╬╬╣╣╗╗╓ //
// ╙╙╬╟└ ┌╣╠╬╬╬╬╬╬╬╬╣╣╣╣╣╗┌ //
// ╙╤ ╫╬╬╬╨└ └╙╣╣╣╣╣╣╗ //
// ╠╣╫╬╬╣┌ ┌┌╖╣╣╣╣╨╡╬┴ //
// ╓╣╬╬╬╬╬╬╬╣╣╣╣╣╣╬╣╣╣╡╢╝ //
// ╙╨╨╝╣╬╬╬╬╬╬╬╬╬╬╬╣╡╡╬╙ //
// ╬╡┤│┘└┐─┘╨╨╩╣╣╬╣╣╡╠╝ //
// └╙╜╪╗╗┐┐└└││┤╠╪╣╙ //
// ╙╙╧╪╗╥╡╝ //
// //
////////////////////////////////////////////////////////////////////////////////////////////
contract FireworkPacket is ERC1155ProjectProxy {
constructor(address _impl) ERC1155ProjectProxy(_impl) {}
}
// SPDX-License-Identifier: MIT
pragma solidity 0.8.2;
import "@openzeppelin/contracts/proxy/Proxy.sol";
import "@openzeppelin/contracts/utils/StorageSlot.sol";
import "@openzeppelin/contracts/utils/Address.sol";
/**
* @dev Abstract Project Proxy
*/
abstract contract ProjectProxy is Proxy {
/**
* @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;
/**
* @dev Returns the current implementation address.
*/
function implementation() public view returns (address) {
return _implementation();
}
/**
* @dev Returns the current implementation address.
*/
function _implementation() internal view override returns (address impl) {
return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
}
/**
* @dev Stores a new address in the EIP1967 implementation slot.
*/
function _setImplementation(address newImplementation) internal {
require(Address.isContract(newImplementation), "ProjectProxy: new implementation is not a contract");
StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
}
}
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
* @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM
* instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to
* be specified by overriding the virtual {_implementation} function.
*
* Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a
* different contract through the {_delegate} function.
*
* The success and return data of the delegated call will be returned back to the caller of the proxy.
*/
abstract contract Proxy {
/**
* @dev Delegates the current call to `implementation`.
*
* This function does not return to its internall call site, it will return directly to the external caller.
*/
function _delegate(address implementation) internal virtual {
// solhint-disable-next-line no-inline-assembly
assembly {
// Copy msg.data. We take full control of memory in this inline assembly
// block because it will not return to Solidity code. We overwrite the
// Solidity scratch pad at memory position 0.
calldatacopy(0, 0, calldatasize())
// Call the implementation.
// out and outsize are 0 because we don't know the size yet.
let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)
// Copy the returned data.
returndatacopy(0, 0, returndatasize())
switch result
// delegatecall returns 0 on error.
case 0 { revert(0, returndatasize()) }
default { return(0, returndatasize()) }
}
}
/**
* @dev This is a virtual function that should be overriden so it returns the address to which the fallback function
* and {_fallback} should delegate.
*/
function _implementation() internal view virtual returns (address);
/**
* @dev Delegates the current call to the address returned by `_implementation()`.
*
* This function does not return to its internall call site, it will return directly to the external caller.
*/
function _fallback() internal virtual {
_beforeFallback();
_delegate(_implementation());
}
/**
* @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if no other
* function in the contract matches the call data.
*/
fallback () external payable virtual {
_fallback();
}
/**
* @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if call data
* is empty.
*/
receive () external payable virtual {
_fallback();
}
/**
* @dev Hook that is called before falling back to the implementation. Can happen as part of a manual `_fallback`
* call, or as part of the Solidity `fallback` or `receive` functions.
*
* If overriden should call `super._beforeFallback()`.
*/
function _beforeFallback() internal virtual {
}
}
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
* @dev Library for reading and writing primitive types to specific storage slots.
*
* Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts.
* This library helps with reading and writing to such slots without the need for inline assembly.
*
* The functions in this library return Slot structs that contain a `value` member that can be used to read or write.
*
* Example usage to set ERC1967 implementation slot:
* ```
* contract ERC1967 {
* bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;
*
* function _getImplementation() internal view returns (address) {
* return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
* }
*
* function _setImplementation(address newImplementation) internal {
* require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract");
* StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
* }
* }
* ```
*
* _Available since v4.1 for `address`, `bool`, `bytes32`, and `uint256`._
*/
library StorageSlot {
struct AddressSlot {
address value;
}
struct BooleanSlot {
bool value;
}
struct Bytes32Slot {
bytes32 value;
}
struct Uint256Slot {
uint256 value;
}
/**
* @dev Returns an `AddressSlot` with member `value` located at `slot`.
*/
function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) {
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `BooleanSlot` with member `value` located at `slot`.
*/
function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) {
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `Bytes32Slot` with member `value` located at `slot`.
*/
function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) {
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `Uint256Slot` with member `value` located at `slot`.
*/
function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) {
assembly {
r.slot := slot
}
}
}
{
"compilationTarget": {
"contracts/fireworks/FireworkPacket.sol": "FireworkPacket"
},
"evmVersion": "istanbul",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs",
"useLiteralContent": true
},
"optimizer": {
"enabled": true,
"runs": 500
},
"remappings": []
}
[{"inputs":[{"internalType":"address","name":"_impl","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"stateMutability":"payable","type":"receive"}]