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MPC-01

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zhl 2022-01-27 18:04:11 +08:00
parent 47af426e52
commit d2dbf5e7ca
1 changed files with 7 additions and 0 deletions
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7
contracts/MarketPlace.sol
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@ -22,6 +22,9 @@ contract Marketplace is Ownable, HasSignature {
address public feeToAddress; address public feeToAddress;
uint256 public transactionFee; uint256 public transactionFee;
uint256 private constant minTransactionFee = 50
uint256 private constant maxTransactionFee = 1000
// Events // Events
event MatchTransaction( event MatchTransaction(
uint256 indexed tokenId, uint256 indexed tokenId,
@ -39,6 +42,10 @@ contract Marketplace is Ownable, HasSignature {
} }
function setTransactionFee(uint256 _transactionFee) external onlyOwner { function setTransactionFee(uint256 _transactionFee) external onlyOwner {
require(
_transactionFee >= minTransactionFee && _transactionFee <= maxTransactionFee,
"Marketplace: _transactionFee must >= 50 and <= 1000"
)
transactionFee = _transactionFee; transactionFee = _transactionFee;
} }