feat: update contract

contracts/polygon/connectors/fluid/events.sol

@@ -2,13 +2,12 @@
 pragma solidity ^0.8.2;
 
 contract Events {
-    event LogOperate (
+    event LogOperate(
         address vaultAddress,
         uint256 nftId,
         int256 newCol,
         int256 newDebt,
-        address to,
+        uint256[] getIds,
-		uint256 getId,
+        uint256[] setIds
-		uint256 setId
     );
 }

contracts/polygon/connectors/fluid/interface.sol

@@ -2,7 +2,6 @@
 pragma solidity ^0.8.2;
 
 interface IVault {
-    
     /// @dev Single function which handles supply, withdraw, borrow & payback
     /// @param nftId_ NFT ID for interaction. If 0 then create new NFT/position.
     /// @param newCol_ new collateral. If positive then deposit, if negative then withdraw, if 0 then do nohing
@@ -43,5 +42,8 @@ interface IVault {
         bytes32 liquidityUserBorrowSlot;
     }
 
-    function constantsView() external view returns (ConstantViews memory constantsView_);
+    function constantsView()
+        external
+        view
+        returns (ConstantViews memory constantsView_);
 }

contracts/polygon/connectors/fluid/main.sol

@@ -28,7 +28,7 @@ abstract contract FluidConnector is Events, Stores {
      * For max deposit use type(uint25).max, for max withdraw use type(uint25).min.
      * @param newDebt_ New debt. If positive then borrow, if negative then payback, if 0 then do nothing
      * For max payback use type(uint25).min.
-     * @param to_ Address where withdraw or borrow should go. If address(0) then msg.sender
+     * @param repayApproveAmt_ In case of max amount for payback, this amount will be approved for spending.
      * @param getIds_ Array of 5 elements to retrieve IDs:
      * Nft Id, Supply amount, Withdraw amount, Borrow Amount, Payback Amount
      * @param setIds_ Array of 5 elements to store IDs generated:
@@ -39,85 +39,115 @@ abstract contract FluidConnector is Events, Stores {
         uint256 nftId_,
         int256 newCol_,
         int256 newDebt_,
-        address to_,
+        uint256 repayApproveAmt_,
-        uint256[] memory getIds_, // nft id, supply amount, withdraw amount, Borrow Amount, Payback Amount
+        uint256[] memory getIds_,
         uint256[] memory setIds_
     )
         external
         payable
         returns (string memory _eventName, bytes memory _eventParam)
     {
-
         if (getIds_[1] > 0 && getIds_[2] > 0) {
-            revert ("Supply and withdraw amount get IDs cannot be > 0 at once.");
+            revert("Supply and withdraw get IDs cannot both be > 0.");
         }
 
         if (getIds_[3] > 0 && getIds_[4] > 0) {
-            revert ("Borrow and payback amount get IDs cannot be > 0 at once.");
+            revert("Borrow and payback get IDs cannot both be > 0.");
         }
 
         if (setIds_[1] > 0 && setIds_[2] > 0) {
-            revert ("Supply and withdraw amount get IDs cannot be > 0 at once.");
+            revert("Supply and withdraw set IDs cannot both be > 0.");
         }
 
         if (setIds_[3] > 0 && setIds_[4] > 0) {
-            revert ("Borrow and payback amount get IDs cannot be > 0 at once.");
+            revert("Borrow and payback set IDs cannot both be > 0.");
         }
 
         nftId_ = getUint(getIds_[0], nftId_);
 
-        // newCol_ = getIds_[1] > 0 ? getUint(getIds_[1], newCol_) : getUint(getIds_[2], newCol_);
+        newCol_ = getIds_[1] > 0
+            ? int256(getUint(getIds_[1], uint256(newCol_)))
+            : getIds_[2] > 0
+                ? -int256(getUint(getIds_[2], uint256(newCol_)))
+                : newCol_;
 
-        // newDebt_ = getIds_[3] > 0 ? getUint(getIds_[3], newDebt_) : getUint(getIds_[4], newDebt_);
+        newDebt_ = getIds_[3] > 0
+            ? int256(getUint(getIds_[3], uint256(newDebt_)))
+            : getIds_[4] > 0
+                ? -int256(getUint(getIds_[4], uint256(newDebt_)))
+                : newDebt_;
 
         IVault vault_ = IVault(vaultAddress_);
 
         IVault.ConstantViews memory vaultDetails_ = vault_.constantsView();
 
-        uint256 colEthAmount_;
+        uint256 ethAmount_;
-        uint256 debtEthAmount_;
+
+        bool isColMax_ = newCol_ == type(int256).max;
 
         if (newCol_ > 0) {
             if (vaultDetails_.supplyToken == getMaticAddr()) {
-                colEthAmount_ = uint256(newCol_);
+                ethAmount_ = isColMax_
+                    ? address(this).balance
+                    : uint256(newCol_);
             } else {
+                if (isColMax_) {
+                    newCol_ = int256(
+                        TokenInterface(vaultDetails_.supplyToken).balanceOf(
+                            address(this)
+                        )
+                    );
+                }
+
                 TokenInterface(vaultDetails_.supplyToken).approve(
                     vaultAddress_,
                     uint256(newCol_)
                 );
-
-                colEthAmount_ = 0;
             }
         }
 
+        bool isPaybackMax_ = newDebt_ == type(int256).min;
+
         if (newDebt_ < 0) {
             if (vaultDetails_.borrowToken == getMaticAddr()) {
-                debtEthAmount_ = uint256(-1 * newDebt_);
+                ethAmount_ = isPaybackMax_
+                    ? repayApproveAmt_
+                    : uint256(-1 * newDebt_);
             } else {
-                TokenInterface(vaultDetails_.borrowToken).approve(
+                isPaybackMax_
-                    vaultAddress_,
+                    ? TokenInterface(vaultDetails_.borrowToken).approve(
-                    uint256(-1 * newDebt_)
+                        vaultAddress_,
-                );
+                        repayApproveAmt_
-
+                    )
-                debtEthAmount_ = 0;
+                    : TokenInterface(vaultDetails_.borrowToken).approve(
+                        vaultAddress_,
+                        uint256(-1 * newDebt_)
+                    );
             }
         }
 
-        (nftId_, newCol_, newDebt_) = vault_.operate{
+        (nftId_, newCol_, newDebt_) = vault_.operate{value: ethAmount_}(
-            value: colEthAmount_ + debtEthAmount_
+            nftId_,
-        }(nftId_, newCol_, newDebt_, to_);
+            newCol_,
+            newDebt_,
+            address(this)
+        );
 
         setUint(setIds_[0], nftId_);
-        // setIds_[1] > 0 ? setUint(setIds_[1], newCol_) : setUint(setIds_[2], newCol_);
-        // setIds_[3] > 0 ? setUint(setIds_[3], newDebt_) : setUint(setIds_[4], newDebt_);
 
-        _eventName = "LogOperate(address,uint256,int256,int256,address,uint256[],uint256[])";
+        setIds_[1] > 0
+            ? setUint(setIds_[1], uint256(newCol_))
+            : setUint(setIds_[2], uint256(newCol_)); // If setIds_[2] != 0, it will set the ID.
+        setIds_[3] > 0
+            ? setUint(setIds_[3], uint256(newDebt_))
+            : setUint(setIds_[4], uint256(newDebt_)); // If setIds_[4] != 0, it will set the ID.
+
+        _eventName = "LogOperate(address,uint256,int256,int256,uint256[],uint256[])";
         _eventParam = abi.encode(
             vaultAddress_,
             nftId_,
             newCol_,
             newDebt_,
-            to_,
             getIds_,
             setIds_
         );