add todo && smartSwap event update

contracts/DODOPrivatePool/impl/DPPVault.sol

@@ -50,7 +50,9 @@ contract DPPVault is DPPStorage {
         _checkStatus();
     }
 
+    //TODO: Route queryfunc 以及 withdraw and reset
     // todo 这里需要考虑，怎么一个tx同时更新k i 和 fee并reset
+    //TODO: 修改feerate等
     function reset() public onlyOwner {
         _BASE_TARGET_ = _BASE_TOKEN_.balanceOf(address(this));
         _QUOTE_TARGET_ = _QUOTE_TOKEN_.balanceOf(address(this));
@@ -67,6 +69,7 @@ contract DPPVault is DPPStorage {
 
     // ============ Assets Transfer ============
 
+    //TODO：确定Amount后，内部调用
     function withdraw(
         address to,
         uint256 baseAmount,

contracts/DODOVendingMachine/impl/DVMFunding.sol

@@ -31,6 +31,7 @@ contract DVMFunding is DVMVault {
         }
         // case 3. normal case
         if (baseReserve > 0 && quoteReserve > 0) {
+            //TODO: (Route合约配合实现)
             uint256 baseInputRatio = DecimalMath.divFloor(baseInput, baseReserve);
             uint256 quoteInputRatio = DecimalMath.divFloor(quoteInput, quoteReserve);
             uint256 mintRatio = baseInputRatio > quoteInputRatio ? quoteInputRatio : baseInputRatio;

contracts/DODOVendingMachine/impl/DVMStorage.sol

@@ -61,6 +61,7 @@ contract DVMStorage is InitializableOwnable, ReentrancyGuard {
 
     // ============ Setting Functions ============
 
+    //TODO: owner权限问题论证
     function setLpFeeRateModel(address newLpFeeRateModel) external onlyOwner {
         _LP_FEE_RATE_MODEL_ = IFeeRateModel(newLpFeeRateModel);
     }

contracts/DODOVendingMachine/impl/DVMTrader.sol

@@ -49,6 +49,7 @@ contract DVMTrader is DVMVault {
     {
         uint256 baseInput = getBaseInput();
         uint256 mtFee;
+        //TODO:tx.origin 的潜在风险,直接写to
         (receiveQuoteAmount, mtFee) = querySellBase(tx.origin, baseInput);
         _transferQuoteOut(to, receiveQuoteAmount);
         _transferQuoteOut(_MAINTAINER_, mtFee);

contracts/Factory/DVMFactory.sol

@@ -39,6 +39,7 @@ contract DVMFactory is Ownable {
         _DEFAULT_GAS_PRICE_SOURCE_ = defaultGasPriceSource;
     }
 
+
     function createStandardDODOVendingMachine(
         address baseToken,
         address quoteToken,
@@ -62,6 +63,9 @@ contract DVMFactory is Ownable {
             k
         );
 
+        //TODO: Create2
+        //TODO: DVM作为Mapping的字段，维护自身属性
+        //TODO: 创建者索引，便于my pool查询
         _REGISTRY_[baseToken][quoteToken].push(newVendorMachine);
         return newVendorMachine;
     }

contracts/SmartRoute/SmartSwap.sol

@@ -36,7 +36,8 @@ contract SmartSwap is Ownable {
         IERC20 indexed toToken,
         address indexed sender,
         uint256 fromAmount,
-        uint256 returnAmount
+        uint256 returnAmount,
+        uint256 timeStamp
     );
 
     event ExternalRecord(address indexed to, address indexed sender);
@@ -104,7 +105,7 @@ contract SmartSwap is Ownable {
 
         require(returnAmount >= minReturnAmount, "DODO SmartSwap: Return amount is not enough");
         toToken.universalTransfer(msg.sender, returnAmount);
-        emit OrderHistory(fromToken, toToken, msg.sender, fromTokenAmount, returnAmount);
+        emit OrderHistory(fromToken, toToken, msg.sender, fromTokenAmount, returnAmount, block.timestamp);
     }
 
     function externalSwap(
@@ -137,7 +138,7 @@ contract SmartSwap is Ownable {
 
         require(returnAmount >= minReturnAmount, "DODO SmartSwap: Return amount is not enough");
         toToken.universalTransfer(msg.sender, returnAmount);
-        emit OrderHistory(fromToken, toToken, msg.sender, fromTokenAmount, returnAmount);
+        emit OrderHistory(fromToken, toToken, msg.sender, fromTokenAmount, returnAmount, block.timestamp);
         emit ExternalRecord(to, msg.sender);
     }
 }