FarmingCenter

Algebra main farming contract

Developer note: Manages farmings and performs entry, exit and other actions.

Variables

contract IAlgebraLimitFarming limitFarming immutable

contract IAlgebraEternalFarming eternalFarming immutable

contract INonfungiblePositionManager nonfungiblePositionManager immutable

contract IFarmingCenterVault farmingCenterVault immutable

mapping(uint256 => struct FarmingCenter.Deposit) deposits

Developer note: deposits[tokenId] => Deposit

mapping(uint256 => struct FarmingCenter.L2Nft) l2Nfts

Functions

constructor

ERC721Permit, PeripheryPayments

constructor(contract IAlgebraLimitFarming,contract IAlgebraEternalFarming,contract INonfungiblePositionManager,contract IFarmingCenterVault) public

Name
Type
Description

_limitFarming

contract IAlgebraLimitFarming

_eternalFarming

contract IAlgebraEternalFarming

_nonfungiblePositionManager

contract INonfungiblePositionManager

_farmingCenterVault

contract IFarmingCenterVault

onERC721Received

onERC721Received(address,address,uint256,bytes) external

Upon receiving a Algebra ERC721, creates the token deposit setting owner to `from`.

Name
Type
Description

address

from

address

tokenId

uint256

bytes

Returns:

Name
Type
Description

[0]

bytes4

enterFarming

enterFarming(struct IIncentiveKey.IncentiveKey,uint256,uint256,bool) external

Enters in incentive (time-limited or eternal farming) with NFT-position token

Name
Type
Description

key

struct IIncentiveKey.IncentiveKey

The incentive event key

tokenId

uint256

The id of position NFT

tokensLocked

uint256

Amount of tokens to lock for liquidity multiplier (if tiers are used)

isLimit

bool

Is incentive time-limited or eternal

exitFarming

exitFarming(struct IIncentiveKey.IncentiveKey,uint256,bool) external

Exits from incentive (time-limited or eternal farming) with NFT-position token

Name
Type
Description

key

struct IIncentiveKey.IncentiveKey

The incentive event key

tokenId

uint256

The id of position NFT

isLimit

bool

Is incentive time-limited or eternal

collect

collect(struct INonfungiblePositionManager.CollectParams) external

Collects up to a maximum amount of fees owed to a specific position to the recipient

Name
Type
Description

params

struct INonfungiblePositionManager.CollectParams

tokenId The ID of the NFT for which tokens are being collected, recipient The account that should receive the tokens, amount0Max The maximum amount of token0 to collect, amount1Max The maximum amount of token1 to collect

Returns:

Name
Type
Description

amount0

uint256

amount1

uint256

collectRewards

collectRewards(struct IIncentiveKey.IncentiveKey,uint256) external

Used to collect reward from eternal farming. Then reward can be claimed.

Name
Type
Description

key

struct IIncentiveKey.IncentiveKey

The incentive event key

tokenId

uint256

The id of position NFT

Returns:

Name
Type
Description

reward

uint256

bonusReward

uint256

claimReward

claimReward(contract IERC20Minimal,address,uint256,uint256) external

Used to claim and send rewards from farming(s)

Name
Type
Description

rewardToken

contract IERC20Minimal

The token that is a reward

to

address

The address to be rewarded

amountRequestedIncentive

uint256

Amount to claim in incentive (limit) farming

amountRequestedEternal

uint256

Amount to claim in eternal farming

Returns:

Name
Type
Description

reward

uint256

connectVirtualPool

connectVirtualPool(contract IAlgebraPool,address) external

Updates activeIncentive in AlgebraPool

Name
Type
Description

pool

contract IAlgebraPool

The AlgebraPool for which farming was created

newVirtualPool

address

withdrawToken

withdrawToken(uint256,address,bytes) external

Withdraw Algebra NFT-position token

Name
Type
Description

tokenId

uint256

The id of position NFT

to

address

New owner of position NFT

data

bytes

The additional data for NonfungiblePositionManager

cross

cross(int24,bool) external

Name
Type
Description

nextTick

int24

The crossed tick

zeroToOne

bool

The direction

increaseCumulative

increaseCumulative(uint32) external

Name
Type
Description

blockTimestamp

uint32

The current block timestamp, truncated

Returns:

Name
Type
Description

status

enum IAlgebraVirtualPool.Status

virtualPoolAddresses

virtualPoolAddresses(address) view external

Name
Type
Description

pool

address

Returns:

Name
Type
Description

limitVP

address

eternalVP

address

getApproved

getApproved(uint256) view public

Name
Type
Description

tokenId

uint256

Returns:

Name
Type
Description

[0]

address