IAlgebraEternalFarming

Algebra Eternal Farming Interface

Allows farming nonfungible liquidity tokens in exchange for reward tokens without locking NFT for incentive time

Events

RewardsRatesChanged

event RewardsRatesChanged(uint128 rewardRate, uint128 bonusRewardRate, bytes32 incentiveId)

Event emitted when reward rates were changed

Name	Type	Description
rewardRate	uint128	The new rate of main token distribution per sec
bonusRewardRate	uint128	The new rate of bonus token distribution per sec
incentiveId	bytes32	The ID of the incentive for which rates were changed

RewardsCollected

event RewardsCollected(uint256 tokenId, bytes32 incentiveId, uint256 rewardAmount, uint256 bonusRewardAmount)

Event emitted when rewards were added

Name	Type	Description
tokenId	uint256	The ID of the token for which rewards were collected
incentiveId	bytes32	The ID of the incentive for which rewards were collected
rewardAmount	uint256	Collected amount of reward
bonusRewardAmount	uint256	Collected amount of bonus reward

EternalFarmingCreated

event EternalFarmingCreated(contract IERC20Minimal rewardToken, contract IERC20Minimal bonusRewardToken, contract IAlgebraPool pool, address virtualPool, uint256 startTime, uint256 endTime, uint256 reward, uint256 bonusReward, struct IAlgebraFarming.Tiers tiers, address multiplierToken, uint24 minimalAllowedPositionWidth)

Event emitted when a liquidity mining incentive has been created

Name	Type	Description
rewardToken	contract IERC20Minimal	The token being distributed as a reward
bonusRewardToken	contract IERC20Minimal	The token being distributed as a bonus reward
pool	contract IAlgebraPool	The Algebra pool
virtualPool	address	The virtual pool address
startTime	uint256	The time when the incentive program begins
endTime	uint256	The time when rewards stop accruing
reward	uint256	The amount of reward tokens to be distributed
bonusReward	uint256	The amount of bonus reward tokens to be distributed
tiers	struct IAlgebraFarming.Tiers	The amounts of locked token for liquidity multipliers
multiplierToken	address	The address of token which can be locked to get liquidity multiplier
minimalAllowedPositionWidth	uint24	The minimal allowed position width (tickUpper - tickLower)

Functions

farms

function farms(uint256 tokenId, bytes32 incentiveId) external view returns (uint128 liquidity, int24 tickLower, int24 tickUpper, uint256 innerRewardGrowth0, uint256 innerRewardGrowth1) view external

Returns information about a farmd liquidity NFT

Name	Type	Description
tokenId	uint256	The ID of the farmd token
incentiveId	bytes32	The ID of the incentive for which the token is farmd

Returns:

Name	Type	Description
liquidity	uint128	The amount of liquidity in the NFT as of the last time the rewards were computed, tickLower The lower tick of position, tickUpper The upper tick of position, innerRewardGrowth0 The last saved reward0 growth inside position, innerRewardGrowth1 The last saved reward1 growth inside position
tickLower	int24
tickUpper	int24
innerRewardGrowth0	uint256
innerRewardGrowth1	uint256

createEternalFarming

function createEternalFarming(struct IIncentiveKey.IncentiveKey key, struct IAlgebraEternalFarming.IncentiveParams params, struct IAlgebraFarming.Tiers tiers) external returns (address virtualPool) external

Creates a new liquidity mining incentive program

Name	Type	Description
key	struct IIncentiveKey.IncentiveKey	Details of the incentive to create
params	struct IAlgebraEternalFarming.IncentiveParams	Params of incentive
tiers	struct IAlgebraFarming.Tiers	The amounts of locked token for liquidity multipliers

Returns:

Name	Type	Description
virtualPool	address	The virtual pool

setRates

function setRates(struct IIncentiveKey.IncentiveKey key, uint128 rewardRate, uint128 bonusRewardRate) external external

Name	Type	Description
key	struct IIncentiveKey.IncentiveKey
rewardRate	uint128
bonusRewardRate	uint128

collectRewards

function collectRewards(struct IIncentiveKey.IncentiveKey key, uint256 tokenId, address _owner) external returns (uint256 reward, uint256 bonusReward) external

Name	Type	Description
key	struct IIncentiveKey.IncentiveKey
tokenId	uint256
_owner	address

Returns:

Name	Type	Description
reward	uint256
bonusReward	uint256