LiquidityProtectionSingleLimitStrategy

Contract that implements protection strategy using a single limit. Inherits from StrategyBase.

Contract can be found here:

lossless-v2/contracts/LiquidityProtectionSingleLimitStrategy.sol at master · Lossless-Cash/lossless-v2GitHub

Variables

• protection

protection

A mapping of addresses and their protection rules.

Functions

• getLimit

• setLimitBatched

• setLimit

• removeLimits

• pause

• isTransferAllowed

getLimit

function getLimit(address token, address protectedAddress) external view returns(Limit memory)

Returns limit info for particular protected address.

Parameters:

Name	Type	Description
token	address	Token for which the protection rules are being checked.
protectedAddress	address	Address for which the limit should be returned.

setLimitBatched

function setLimitBatched(
        address token,
        address[] calldata protectedAddresses,
        uint256 periodInSeconds,
        uint256 amountPerPeriod,
        uint256 startTimestamp
    ) external onlyProtectionAdmin(token) 

Sets limits for a list of addresses. Can be called only by token protection admin.

Parameters:

Name	Type	Description
token	address	Token for which the protection rules are being applied.
protectedAddresses	address[]	A list of addresses that should get the limit applied.
periodInSeconds	uint256	Limit period.
amountPerPeriod	uint256	Limit amount per period.
startTimestamp	uint256	Limit start time.

setLimit

function setLimit(
        address token,
        address protectedAddress,
        uint256 periodInSeconds,
        uint256 amountPerPeriod,
        uint256 startTimestamp
    ) external onlyProtectionAdmin(token)

Sets limit for a single address. Can be called only by token protection admin.

Parameters:

Name	Type	Description
token	address	Token for which the protection rules are being applied.
protectedAddress	address	Address that should get the limit applied.
periodInSeconds	uint256	Limit period.
amountPerPeriod	uint256	Limit amount per period.
startTimestamp	uint256	Limit start time.

removeLimits

function removeLimits(address token, address[] calldata protectedAddresses) external onlyProtectionAdmin(token)

Removes limits for addresses in the list. Can be called only by token protection admin.

Parameters:

Name	Type	Description
token	address	Token for which the protection rules are being applied.
protectedAddresses	address[]	Addresses that should get limits removed.

pause

function pause(address token, address protectedAddress) external onlyProtectionAdmin(token)

Change limit to 0, ie, pause transfers from this address. Can be called only by token protection admin.

Parameters:

Name	Type	Description
token	address	Token for which the protection rules are being applied.
protectedAddress	address	Address that should get it's limit paused.

isTransferAllowed

function isTransferAllowed(address token, address sender, address recipient, uint256 amount) external 

Checks if transfer from the sender is allowed. Internally it validates if limit is not reached and updates limit info after transfer is allowed to go through.

Parameters:

Name	Type	Description
token	address	Token for which the protection rules are being checked.
sender	address	Sender's address.
recipient	address	Recipient's address.
amount	uint256	Amount of tokens being transferred.