Instadapp/smart-contract
1
0
Fork 0
mirror of https://github.com/Instadapp/smart-contract.git synced 2024-07-29 22:08:07 +00:00
Code Issues Packages Projects Releases Wiki Activity

Code refactoring and adding events.

Browse Source
This commit is contained in:
Sowmayjain 2019-05-04 00:49:13 +05:30
parent 91063d81bd
commit f4e0ae0d36
1 changed files with 53 additions and 35 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

88
contracts/ProxyLogics/InstaSave.sol
View File

@ -338,6 +338,26 @@ contract GetDetails is MakerHelpers {
);
}
function getLeverage(
uint cdpID,
uint daiToSwap
) public view returns (
uint finalEthCol,
uint finalDaiDebt,
uint finalColToUSD,
bool canLeverage
)
{
bytes32 cup = bytes32(cdpID);
(uint ethCol, uint daiDebt, uint usdPerEth) = getCDPStats(cup);
(finalEthCol, finalDaiDebt, finalColToUSD, canLeverage) = checkLeverage(
ethCol,
daiDebt,
usdPerEth,
daiToSwap
);
}
function checkSave(
uint ethCol,
uint daiDebt,
@ -373,26 +393,6 @@ contract GetDetails is MakerHelpers {
}
}
function getLeverage(
uint cdpID,
uint daiToSwap
) public view returns (
uint finalEthCol,
uint finalDaiDebt,
uint finalColToUSD,
bool canLeverage
)
{
bytes32 cup = bytes32(cdpID);
(uint ethCol, uint daiDebt, uint usdPerEth) = getCDPStats(cup);
(finalEthCol, finalDaiDebt, finalColToUSD, canLeverage) = checkLeverage(
ethCol,
daiDebt,
usdPerEth,
daiToSwap
);
}
function checkLeverage(
uint ethCol,
uint daiDebt,
@ -437,7 +437,7 @@ contract Save is GetDetails {
* @param what 2 for SAVE & 3 for LEVERAGE
*/
event LogTrade(
uint what, // 2 for SAVE & 3 for LEVERAGE
uint what, // 0 for BUY & 1 for SELL
address src,
uint srcAmt,
address dest,
@ -447,17 +447,24 @@ contract Save is GetDetails {
address affiliate
);
function getColToFree(uint ethCol, uint daiDebt, uint usdPerEth) internal pure returns (uint colToFree) {
uint colToUSD = sub(wmul(ethCol, usdPerEth), 10);
uint minColNeeded = add(wmul(daiDebt, 1500000000000000000), 10);
colToFree = sub(wdiv(sub(colToUSD, minColNeeded), usdPerEth), 10);
}
event LogSaveCDP(
uint cdpID,
uint srcETH,
uint destDAI
);
event LogLeverageCDP(
uint cdpID,
uint srcDAI,
uint destETH
);
function save(uint cdpID, uint colToSwap) public {
bytes32 cup = bytes32(cdpID);
(uint ethCol, uint daiDebt, uint usdPerEth) = getCDPStats(cup);
uint colToFree = getColToFree(ethCol, daiDebt, usdPerEth);
require(colToFree != 0, "No-collatral-to-free");
require(colToFree != 0, "no-collatral-to-free");
if (colToSwap < colToFree) {
colToFree = colToSwap;
}
@ -481,8 +488,10 @@ contract Save is GetDetails {
lock(cdpID, balToLock);
}
emit LogSaveCDP(cdpID, ethToSwap, destAmt);
emit LogTrade(
2,
0,
getAddressETH(),
colToFree,
getAddressDAI(),
@ -493,12 +502,6 @@ contract Save is GetDetails {
);
}
function getDebtToBorrow(uint ethCol, uint daiDebt, uint usdPerEth) internal pure returns (uint debtToBorrow) {
uint colToUSD = sub(wmul(ethCol, usdPerEth), 10);
uint maxDebtLimit = sub(wdiv(colToUSD, 1500000000000000000), 10);
debtToBorrow = sub(maxDebtLimit, daiDebt);
}
function leverage(uint cdpID, uint daiToSwap) public {
bytes32 cup = bytes32(cdpID);
(uint ethCol, uint daiDebt, uint usdPerEth) = getCDPStats(cup);
@ -521,8 +524,11 @@ contract Save is GetDetails {
uint ethToDeposit = wdiv(wmul(destAmt, 99750000000000000000), 100000000000000000000);
getAddressAdmin().transfer(sub(destAmt, ethToDeposit));
lock(cdpID, ethToDeposit);
emit LogLeverageCDP(cdpID, debtToBorrow, destAmt);
emit LogTrade(
3,
1,
getAddressDAI(),
debtToBorrow,
getAddressETH(),
@ -533,6 +539,18 @@ contract Save is GetDetails {
);
}
function getColToFree(uint ethCol, uint daiDebt, uint usdPerEth) internal pure returns (uint colToFree) {
uint colToUSD = sub(wmul(ethCol, usdPerEth), 10);
uint minColNeeded = add(wmul(daiDebt, 1500000000000000000), 10);
colToFree = sub(wdiv(sub(colToUSD, minColNeeded), usdPerEth), 10);
}
function getDebtToBorrow(uint ethCol, uint daiDebt, uint usdPerEth) internal pure returns (uint debtToBorrow) {
uint colToUSD = sub(wmul(ethCol, usdPerEth), 10);
uint maxDebtLimit = sub(wdiv(colToUSD, 1500000000000000000), 10);
debtToBorrow = sub(maxDebtLimit, daiDebt);
}
}