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Add LP Vesting to CP

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mingda
2020-12-18 16:08:02 +08:00
parent 6bdf689af8
commit f0504ce212
4 changed files with 47 additions and 29 deletions
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13
contracts/CrowdPooling/impl/CP.sol
View File

@@ -48,7 +48,7 @@ contract CP is CPVesting {
0. phase bid starttime
1. phase bid duration
2. phase calm duration
3. freeze duration
3. vesting duration
*/
require(timeLine.length == 4, "LIST_LENGTH_WRONG");
@@ -57,7 +57,7 @@ contract CP is CPVesting {
_PHASE_BID_ENDTIME_ = _PHASE_BID_STARTTIME_.add(timeLine[1]);
_PHASE_CALM_ENDTIME_ = _PHASE_BID_ENDTIME_.add(timeLine[2]);
_FREEZE_DURATION_ = timeLine[3];
_VESTING_DURATION_ = timeLine[3];
require(block.timestamp <= _PHASE_BID_STARTTIME_, "TIMELINE_WRONG");
@@ -67,6 +67,7 @@ contract CP is CPVesting {
1. owner quote ratio
2. k
3. i
4. cliff rate
*/
require(valueList.length == 4, "LIST_LENGTH_WRONG");
@@ -75,10 +76,12 @@ contract CP is CPVesting {
_OWNER_QUOTE_RATIO_ = valueList[1];
_K_ = valueList[2];
_I_ = valueList[3];
_CLIFF_RATE_ = valueList[4];
require(_I_ > 0 && _I_ <= 10**36, "I_VALUE_WRONG");
require(_K_ <= 10**18, "K_VALUE_WRONG");
require(_OWNER_QUOTE_RATIO_ <= 10**18, "OWNER_RATIO_WRONG");
require(_I_ > 0 && _I_ <= 1e36, "I_VALUE_WRONG");
require(_K_ <= 1e18, "K_VALUE_WRONG");
require(_OWNER_QUOTE_RATIO_ <= 1e18, "OWNER_RATIO_WRONG");
require(_CLIFF_RATE_ <= 1e18, "CLIFF_RATE_WRONG");
_TOTAL_BASE_ = _BASE_TOKEN_.balanceOf(address(this));
}

12
contracts/CrowdPooling/impl/CPFunding.sol
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@@ -61,7 +61,7 @@ contract CPFunding is CPStorage {
_UNUSED_QUOTE_ = _QUOTE_TOKEN_.balanceOf(address(this)).sub(poolQuote).sub(ownerQuote);
_UNUSED_BASE_ = _BASE_TOKEN_.balanceOf(address(this)).sub(poolBase);
// 这里的目的是让开盘价尽量等于avgPrice
// 这里的目的是让midPrice尽量等于avgPrice
// 我们统一设定k=1，如果quote和base不平衡，就必然要截断一边
// DVM截断了quote，所以如果进入池子的quote很多，就要把quote设置成DVM的base
// m = avgPrice
@@ -79,16 +79,16 @@ contract CPFunding is CPStorage {
_poolQuoteToken = address(_QUOTE_TOKEN_);
_poolI = 1;
} else if (poolQuote < baseDepth) {
// poolI up round
// poolI round up
_poolBaseToken = address(_BASE_TOKEN_);
_poolQuoteToken = address(_QUOTE_TOKEN_);
uint256 ratio = DecimalMath.ONE.sub(DecimalMath.divCeil(poolQuote, baseDepth));
uint256 ratio = DecimalMath.ONE.sub(DecimalMath.divFloor(poolQuote, baseDepth));
_poolI = avgPrice.mul(ratio).mul(ratio).divCeil(DecimalMath.ONE2);
} else if (poolQuote > baseDepth) {
// poolI down round
// poolI round down
_poolBaseToken = address(_QUOTE_TOKEN_);
_poolQuoteToken = address(_BASE_TOKEN_);
uint256 ratio = DecimalMath.ONE.sub(DecimalMath.divFloor(baseDepth, poolQuote));
uint256 ratio = DecimalMath.ONE.sub(DecimalMath.divCeil(baseDepth, poolQuote));
_poolI = DecimalMath.reciprocalFloor(avgPrice).mul(ratio).mul(ratio).div(
DecimalMath.ONE2
);
@@ -108,7 +108,7 @@ contract CPFunding is CPStorage {
_transferQuoteOut(_POOL_, poolQuote);
_transferQuoteOut(_OWNER_, ownerQuote);
IDVM(_POOL_).buyShares(address(this));
_TOTAL_LP_AMOUNT_ = IDVM(_POOL_).buyShares(address(this));
}
// in case something wrong with base token contract

10
contracts/CrowdPooling/impl/CPStorage.sol
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@@ -26,7 +26,6 @@ contract CPStorage is InitializableOwnable, ReentrancyGuard {
uint256 public _PHASE_BID_ENDTIME_;
uint256 public _PHASE_CALM_ENDTIME_;
uint256 public _SETTLED_TIME_;
uint256 public _FREEZE_DURATION_;
bool public _SETTLED_;
// ============ Core Address ============
@@ -50,8 +49,7 @@ contract CPStorage is InitializableOwnable, ReentrancyGuard {
uint256 public _TOTAL_SHARES_;
mapping(address => uint256) internal _SHARES_;
mapping(address => bool) internal _QUOTE_CLAIMED_;
mapping(address => bool) internal _BASE_CLAIMED_;
mapping(address => bool) internal _CLAIMED_;
address public _POOL_FACTORY_;
address public _POOL_;
@@ -68,6 +66,12 @@ contract CPStorage is InitializableOwnable, ReentrancyGuard {
uint256 public _K_;
uint256 public _I_;
// ============ LP Token Vesting ============
uint256 public _TOTAL_LP_AMOUNT_;
uint256 public _VESTING_DURATION_;
uint256 public _CLIFF_RATE_;
// ============ Modifiers ============
modifier phaseBid() {

41
contracts/CrowdPooling/impl/CPVesting.sol
View File

@@ -31,26 +31,37 @@ contract CPVesting is CPFunding {
_;
}
modifier afterFreeze() {
require(block.timestamp >= _SETTLED_TIME_.add(_FREEZE_DURATION_), "FREEZED");
_;
}
// ============ Bidder Functions ============
// ============ Functions ============
function bidderClaim() external afterSettlement {
require(!_CLAIMED_[msg.sender], "ALREADY_CLAIMED");
_CLAIMED_[msg.sender] = true;
function claimBase() external afterSettlement {
require(!_BASE_CLAIMED_[msg.sender], "BASE_CLAIMED");
_BASE_CLAIMED_[msg.sender] = true;
_transferBaseOut(msg.sender, _UNUSED_BASE_.mul(_SHARES_[msg.sender]).div(_TOTAL_SHARES_));
}
function claimQuote() external afterSettlement {
require(!_QUOTE_CLAIMED_[msg.sender], "QUOTE_CLAIMED");
_QUOTE_CLAIMED_[msg.sender] = true;
_transferQuoteOut(msg.sender, _UNUSED_QUOTE_.mul(_SHARES_[msg.sender]).div(_TOTAL_SHARES_));
}
function claimLPToken() external onlyOwner afterFreeze {
IERC20(_POOL_).safeTransfer(_OWNER_, IERC20(_POOL_).balanceOf(address(this)));
// ============ Owner Functions ============
function claimLPToken() external onlyOwner afterSettlement {
IERC20(_POOL_).safeTransfer(_OWNER_, getClaimableLPToken());
}
function getClaimableLPToken() public view afterSettlement returns (uint256) {
uint256 remainingLPToken = DecimalMath.mulFloor(
getRemainingLPRatio(block.timestamp),
_TOTAL_LP_AMOUNT_
);
return IERC20(_POOL_).balanceOf(address(this)).sub(remainingLPToken);
}
function getRemainingLPRatio(uint256 timestamp) public view afterSettlement returns (uint256) {
uint256 timePast = timestamp.sub(_SETTLED_TIME_);
if (timePast < _VESTING_DURATION_) {
uint256 remainingTime = _VESTING_DURATION_.sub(timePast);
return DecimalMath.ONE.sub(_CLIFF_RATE_).mul(remainingTime).div(_VESTING_DURATION_);
} else {
return 0;
}
}
}