Internals

Fluid "VaultT3" (Vault Type 3). Fluid vault protocol main operate contract. T3 -> Normal collateral | Smart debt

_debtOperateBefore

function _debtOperateBefore(int256 newDebtToken0_, int256 newDebtToken1_, int256 debtSharesMinMax_, address to_) internal returns (int256 shares_)

_debtOperatePerfectPayback

function _debtOperatePerfectPayback(int256 perfectDebtShares_, int256 debtToken0MinMax_, int256 debtToken1MinMax_) internal returns (int256 newDebtToken0_, int256 newDebtToken1_)

_debtOperatePerfectBorrow

function _debtOperatePerfectBorrow(int256 perfectDebtShares_, int256 debtToken0MinMax_, int256 debtToken1MinMax_, address to_) internal returns (int256 newDebtToken0_, int256 newDebtToken1_)

constructor

constructor(struct Structs.ConstantViews constants_) internal

FluidVaultT3Operate

SmartOperate

struct SmartOperate {
  uint256 initialEth;
  int256 debtShares;
  uint256 vaultVariables;
}

operate

function operate(uint256 nftId_, int256 newCol_, int256 newDebtToken0_, int256 newDebtToken1_, int256 debtSharesMinMax_, address to_) external payable returns (uint256, int256, int256)

Performs operations on a vault position

This function allows users to modify their vault position by adjusting collateral and debt

Parameters

Name	Type	Description
nftId_	uint256	The ID of the NFT representing the vault position
newCol_	int256	The change in collateral amount (positive for deposit, negative for withdrawal)
newDebtToken0_	int256	The change in debt amount for token0 (positive for borrowing, negative for repayment)
newDebtToken1_	int256	The change in debt amount for token1 (positive for borrowing, negative for repayment)
debtSharesMinMax_	int256	Min or max debt shares to mint or burn (positive for borrowing, negative for repayment)
to_	address	The address to receive withdrawn collateral or borrowed tokens (if address(0), defaults to msg.sender)

Return Values

Name	Type	Description
[0]	uint256	nftId_ The ID of the NFT representing the updated vault position
[1]	int256	supplyAmt_ Final supply amount (negative if withdrawal occurred)
[2]	int256	borrowAmt_ Final borrow amount (negative if repayment occurred)

SmartOperatePerfect

struct SmartOperatePerfect {
  uint256 initialEth;
  int256 newDebtToken0;
  int256 newDebtToken1;
  uint256 vaultVariables;
}

operatePerfect

function operatePerfect(uint256 nftId_, int256 newCol_, int256 perfectDebtShares_, int256 debtToken0MinMax_, int256 debtToken1MinMax_, address to_) external payable returns (uint256, int256[] r_)

Performs operations on a vault position with perfect collateral shares

This function allows users to modify their vault position by adjusting collateral and debt

Parameters

Name	Type	Description
nftId_	uint256	The ID of the NFT representing the vault position
newCol_	int256	The change in collateral amount (positive for deposit, negative for withdrawal)
perfectDebtShares_	int256	The change in debt shares (positive for borrowing, negative for repayment)
debtToken0MinMax_	int256	Min or max debt amount for token0 to payback or borrow (positive for borrowing, negative for repayment)
debtToken1MinMax_	int256	Min or max debt amount for token1 to payback or borrow (positive for borrowing, negative for repayment)
to_	address	The address to receive withdrawn collateral or borrowed tokens (if address(0), defaults to msg.sender)

Return Values

Name	Type	Description
[0]	uint256	nftId_ The ID of the NFT representing the updated vault position
r_	int256[]	int256 array of return values: 0 - col amount, will only change if user sends type(int).min 1 - final debt shares amount (can only change on max payback) 2 - token0 borrow or payback amount 3 - token1 borrow or payback amount

constructor

constructor(struct Structs.ConstantViews constants_) public