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Crowd Pooling test

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This commit is contained in:
mingda
2020-12-13 17:47:47 +08:00
parent dc12b1d42d
commit b398f5b87d
10 changed files with 411 additions and 46 deletions
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46
contracts/CrowdPooling/impl/CPFunding.sol
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@@ -55,8 +55,7 @@ contract CPFunding is CPStorage {
// ============ SETTLEMENT ============
function settle() external phaseSettlement preventReentrant {
require(!_SETTLED_, "ALREADY_SETTLED");
_SETTLED_ = true;
_settle();
(uint256 poolBase, uint256 poolQuote, uint256 ownerQuote) = getSettleResult();
_UNUSED_QUOTE_ = _QUOTE_TOKEN_.balanceOf(address(this)).sub(poolQuote).sub(ownerQuote);
@@ -80,15 +79,17 @@ contract CPFunding is CPStorage {
_poolQuoteToken = address(_QUOTE_TOKEN_);
_poolI = 1;
} else if (poolQuote < baseDepth) {
// poolI up round
_poolBaseToken = address(_BASE_TOKEN_);
_poolQuoteToken = address(_QUOTE_TOKEN_);
uint256 ratio = DecimalMath.ONE.sub(DecimalMath.divFloor(poolQuote, baseDepth));
uint256 ratio = DecimalMath.ONE.sub(DecimalMath.divCeil(poolQuote, baseDepth));
_poolI = avgPrice.mul(ratio).mul(ratio).divCeil(DecimalMath.ONE2);
} else if (poolQuote > baseDepth) {
// poolI down round
_poolBaseToken = address(_QUOTE_TOKEN_);
_poolQuoteToken = address(_BASE_TOKEN_);
uint256 ratio = DecimalMath.ONE.sub(DecimalMath.divFloor(baseDepth, poolQuote));
_poolI = DecimalMath.reciprocalFloor(avgPrice).mul(ratio).mul(ratio).divCeil(
_poolI = DecimalMath.reciprocalFloor(avgPrice).mul(ratio).mul(ratio).div(
DecimalMath.ONE2
);
}
@@ -96,11 +97,11 @@ contract CPFunding is CPStorage {
address(this),
_poolBaseToken,
_poolQuoteToken,
3e15,
0,
3e15, // 0.3%
_poolI,
DecimalMath.ONE
);
_AVG_SETTLED_PRICE_ = avgPrice;
}
_transferBaseOut(_POOL_, poolBase);
@@ -112,16 +113,18 @@ contract CPFunding is CPStorage {
// in case something wrong with base token contract
function emergencySettle() external phaseSettlement preventReentrant {
require(!_SETTLED_, "ALREADY_SETTLED");
require(
block.timestamp > _PHASE_CALM_ENDTIME_.add(_SETTLEMENT_EXPIRED_TIME_),
"NOT_EMERGENCY"
);
_SETTLED_ = true;
require(block.timestamp > _PHASE_CALM_ENDTIME_.add(_SETTLEMENT_EXPIRE_), "NOT_EMERGENCY");
_settle();
_UNUSED_QUOTE_ = _QUOTE_TOKEN_.balanceOf(address(this));
_UNUSED_BASE_ = _BASE_TOKEN_.balanceOf(address(this));
}
function _settle() internal {
require(!_SETTLED_, "ALREADY_SETTLED");
_SETTLED_ = true;
_SETTLED_TIME_ = block.timestamp;
}
// ============ Pricing ============
function getSettleResult()
@@ -139,9 +142,6 @@ contract CPFunding is CPStorage {
}
(uint256 soldBase, ) = PMMPricing.sellQuoteToken(_getPMMState(), poolQuote);
poolBase = _TOTAL_BASE_.sub(soldBase);
if (poolBase < _POOL_BASE_RESERVE_) {
poolBase = _POOL_BASE_RESERVE_;
}
ownerQuote = DecimalMath.mulFloor(poolQuote, _OWNER_QUOTE_RATIO_);
poolQuote = poolQuote.sub(ownerQuote);
}
@@ -156,6 +156,16 @@ contract CPFunding is CPStorage {
state.R = PMMPricing.RState.ONE;
}
function getExpectedAvgPrice() external view returns (uint256) {
require(!_SETTLED_, "ALREADY_SETTLED");
(uint256 poolBase, uint256 poolQuote, uint256 ownerQuote) = getSettleResult();
return
DecimalMath.divCeil(
poolQuote.add(ownerQuote),
_BASE_TOKEN_.balanceOf(address(this)).sub(poolBase)
);
}
// ============ Asset In ============
function _getQuoteInput() internal view returns (uint256 input) {
@@ -184,4 +194,10 @@ contract CPFunding is CPStorage {
_QUOTE_TOKEN_.safeTransfer(to, amount);
}
}
// ============ Asset Out ============
function getShares(address user) external view returns (uint256) {
return _SHARES_[user];
}
}