BVault

Write Methods

depositERC20

function depositERC20(uint32 poolId, address asset, uint256 amount, address onBehalf)

Deposits an amount of underlying asset into the pool.

Parameter Name	Type	Description
poolId	uint32	The id of the pool
asset	address	The address of the underlying asset to deposit
amount	uint256	The underlying amount to be deposited, expressed in underlying asset decimals units
onBehalfOf	address	address whom will record the balance. Use msg.sender when the balance should be record to the caller.

withdrawERC20

function withdrawERC20(uint32 poolId, address asset, uint256 amount, address onBehalf, address receiver)

Withdraw an amount of underlying asset from the pool.

Parameter Name	Type	Description
poolId	uint32	The id of the pool
asset	address	The address of the underlying asset to deposit
amount	uint256	The underlying amount to be deposited, expressed in underlying asset decimals units
onBehalfOf	address	Address whom will record the balance. Use msg.sender when the balance should be record to the caller.
receiver	address	Address whom will receive the underlying asset

depositERC721

function depositERC721(uint32 poolId, address asset, uint256[] calldata tokenIds, uint8 supplyMode, address onBehalf)

Deposits some token items of underlying asset into the pool.

Parameter Name	Type	Description
poolId	uint32	The id of the pool
asset	address	The address of the underlying asset to deposit
tokenIds	uint256[]	The token item list to be deposited
supplyMode	uint8	Supply mode, 1-Cross Margin; 2-Isolated Margin
onBehalfOf	address	Address whom will record the balance. Use msg.sender when the balance should be record to the caller.

withdrawERC721

function withdrawERC721(uint32 poolId, address asset, uint256[] calldata tokenIds, , uint8 supplyMode, address onBehalf, address receiver)

Withdraw some token items of underlying asset from the pool.

Parameter Name	Type	Description
poolId	uint32	The id of the pool
asset	address	The address of the underlying asset to deposit
tokenIds	uint256[]	The token item list to be deposited
supplyMode	uint8	Supply mode, 1-Cross Margin; 2-Isolated Margin
onBehalfOf	address	address whom will record the balance. Use msg.sender when the balance should be record to the caller.
receiver	address	Address whom will receive the underlying asset

setERC721SupplyMode

function setERC721SupplyMode( uint32 poolId, address asset, uint256[] calldata tokenIds, uint8 supplyMode, address onBehalf )

Changes the supply mode of underlying asset in the pool.

Parameter Name	Type	Description
poolId	uint32	The id of the pool
asset	address	The address of the underlying asset to deposit
tokenIds	uint256[]	The token item list to be deposited
supplyMode	uint8	Supply mode, 1-Cross Margin; 2-Isolated Margin
onBehalfOf	address	address whom will record the balance. Use msg.sender when the balance should be record to the caller.

delegateERC721

function delegateERC721( uint32 poolId, address nftAsset, uint256[] calldata tokenIds, address delegate, bool value )

Delegate the ownership of ERC721 token items to other users. But the ownership checking rules depends on the third-party protocols.

Parameter Name	Type	Description
poolId	uint32	The id of the pool
asset	address	The address of the underlying asset to deposit
tokenId	uint256[]	The token items to be deposited
delegate	address	Address of the delegatee.
value	bool	Ture or False

setAuthorization

function setAuthorization( uint32 poolId, address asset, address operator, bool approved )

Approve an operator onbehalf of user.

Parameter Name	Type	Description
poolId	uint32	The id of the pool
asset	address	The address of the underlying asset to deposit
operator	address	Address whom will be authorised the operation privilege
approved	bool	True for False