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require vDODO transfer from!=to

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This commit is contained in:
mingda
2021-02-04 19:22:00 +08:00
committed by owen05
parent 668d579499
commit 24ab08ebfa
1 changed files with 8 additions and 17 deletions
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25
contracts/DODOToken/vDODOToken.sol
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@@ -333,29 +333,20 @@ contract vDODOToken is InitializableOwnable {
function _transfer(
address from,
address to,
uint256 _dodoAmount
) internal balanceEnough(from, _dodoAmount) canTransfer {
uint256 vDODOAmount
) internal canTransfer balanceEnough(from, vDODOAmount) {
require(from != address(0), "transfer from the zero address");
require(to != address(0), "transfer to the zero address");
uint256 _amount = DecimalMath.divFloor(_dodoAmount,_DODO_RATIO_);
require(from != to, "transfer from same with to");
uint256 stakingPower = DecimalMath.divFloor(vDODOAmount * _DODO_RATIO_, alpha);
UserInfo storage fromUser = userInfo[from];
fromUser.VDODOAmount = uint128(uint256(fromUser.VDODOAmount).sub(_amount));
UserInfo storage toUser = userInfo[to];
toUser.VDODOAmount = uint128(uint256(toUser.VDODOAmount).add(_amount));
uint256 superiorRedeemVDODO = DecimalMath.mulFloor(_amount, _SUPERIOR_RATIO_);
_redeem(fromUser, stakingPower);
_mint(toUser, stakingPower);
if (fromUser.superior != address(0)) {
_redeemFromSuperior(fromUser, superiorRedeemVDODO);
}
if (toUser.superior != address(0)) {
_mintToSuperior(toUser, superiorRedeemVDODO);
}
emit Transfer(from, to, _dodoAmount);
emit Transfer(from, to, vDODOAmount);
}
}