Instadapp/InstaContract
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Removed fees and tradeAdmin model.

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This commit is contained in:
Sowmayjain 2018-11-26 00:56:55 +05:30
parent 8f6d79138b
commit 544c92dda6
1 changed files with 32 additions and 86 deletions
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118
contracts/protocols/InstaKyber.sol
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@ -56,64 +56,9 @@ contract Trade is Registry {
uint destAmt,
address beneficiary,
uint minConversionRate,
uint fees,
address affiliate
);
// Market & Limit Order
// tradeAdmin manages the orders on behalf of client
// @param "client" is mainly for limit orders (and it can also be used for server-side market orders)
function executeTrade(
address src,
address dest,
uint srcAmt,
uint minConversionRate,
address client
) public payable returns (uint destAmt)
{
address trader = msg.sender;
if (client != address(0x0)) {
require(msg.sender == getAddress("tradeAdmin"), "Permission Denied");
trader = client;
}
// transferring token from trader and deducting fee if applicable
uint ethQty;
uint srcAmtAfterFees;
uint fees;
(ethQty, srcAmtAfterFees, fees) = getToken(
trader,
src,
srcAmt,
client
);
// Interacting with Kyber Proxy Contract
Kyber kyberFunctions = Kyber(getAddress("kyber"));
destAmt = kyberFunctions.trade.value(ethQty)(
src,
srcAmtAfterFees,
dest,
trader,
2**256 - 1,
minConversionRate,
getAddress("admin")
);
emit KyberTrade(
src,
srcAmtAfterFees,
dest,
destAmt,
trader,
minConversionRate,
fees,
getAddress("admin")
);
}
function getExpectedPrice(
address src,
address dest,
@ -135,17 +80,41 @@ contract Trade is Registry {
}
}
function getToken(
address trader,
function executeTrade(
address src,
address dest,
uint srcAmt,
address client
) internal returns (
uint ethQty,
uint srcAmtAfterFees,
uint fees
)
uint minConversionRate
) public payable returns (uint destAmt)
{
uint ethQty = getToken(msg.sender, src, srcAmt);
// Interacting with Kyber Proxy Contract
Kyber kyberFunctions = Kyber(getAddress("kyber"));
destAmt = kyberFunctions.trade.value(ethQty)(
src,
srcAmt,
dest,
msg.sender,
2**256 - 1,
minConversionRate,
getAddress("admin")
);
emit KyberTrade(
src,
srcAmt,
dest,
destAmt,
msg.sender,
minConversionRate,
getAddress("admin")
);
}
function getToken(address trader, address src, uint srcAmt) internal returns (uint ethQty) {
if (src == getAddress("eth")) {
require(msg.value == srcAmt, "Invalid Operation");
ethQty = srcAmt;
@ -154,15 +123,6 @@ contract Trade is Registry {
tokenFunctions.transferFrom(trader, address(this), srcAmt);
ethQty = 0;
}
srcAmtAfterFees = srcAmt;
if (client != address(0x0)) {
fees = srcAmt / 400; // 0.25%
srcAmtAfterFees = srcAmt - fees;
if (ethQty > 0) {
ethQty = srcAmtAfterFees;
}
}
}
}
@ -170,22 +130,8 @@ contract Trade is Registry {
contract InstaKyber is Trade {
event FeesCollected(address tokenAddr, uint amount);
constructor(address rAddr) public {
addressRegistry = rAddr;
}
function () public payable {}
function collectFees(address tokenAddress, uint amount) public onlyAdmin {
if (tokenAddress == getAddress("eth")) {
msg.sender.transfer(amount);
} else {
IERC20 tokenFunctions = IERC20(tokenAddress);
tokenFunctions.transfer(msg.sender, amount);
}
emit FeesCollected(tokenAddress, amount);
}
}