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dvm proxy test ing

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This commit is contained in:
owen05
2020-11-26 21:03:36 +08:00
parent 3a7fe02ab0
commit e3637fe022
8 changed files with 546 additions and 138 deletions
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11
contracts/DODOVendingMachine/impl/DVMFunding.sol
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@@ -28,26 +28,25 @@ contract DVMFunding is DVMVault {
require(baseInput > 0, "NO_BASE_INPUT");
uint256 baseReserve = _BASE_RESERVE_;
uint256 quoteReserve = _QUOTE_RESERVE_;
uint256 mintAmount;
// case 1. initial supply
// 包含了 baseReserve == 0 && quoteReserve == 0 的情况
// 在提币的时候向下取整。因此永远不会出现，balance为0但totalsupply不为0的情况
// 但有可能出现，reserve>0但totalSupply=0的场景
if (totalSupply == 0) {
mintAmount = getBaseBalance(); // 以免出现balance很大但shares很小的情况
shares = getBaseBalance(); // 以免出现balance很大但shares很小的情况
} else if (baseReserve > 0 && quoteReserve == 0) {
// case 2. supply when quote reserve is 0
mintAmount = baseInput.mul(totalSupply).div(baseReserve);
shares = baseInput.mul(totalSupply).div(baseReserve);
} else if (baseReserve > 0 && quoteReserve > 0) {
// case 3. normal case
uint256 baseInputRatio = DecimalMath.divFloor(baseInput, baseReserve);
uint256 quoteInputRatio = DecimalMath.divFloor(quoteInput, quoteReserve);
uint256 mintRatio = quoteInputRatio < baseInputRatio ? quoteInputRatio : baseInputRatio;
mintAmount = DecimalMath.mulFloor(totalSupply, mintRatio);
shares = DecimalMath.mulFloor(totalSupply, mintRatio);
}
_mint(to, mintAmount);
_mint(to, shares);
_sync();
return (mintAmount, baseInput, quoteInput);
return (shares, baseInput, quoteInput);
}
// withdraw amount [round down]