IAlgebraPoolEvents

Events

Initialize

Initialize(uint160,int24)

Emitted exactly once by a pool when #initialize is first called on the pool

NameTypeDescription

price

uint160

The initial sqrt price of the pool, as a Q64.96

tick

int24

The initial tick of the pool, i.e. log base 1.0001 of the starting price of the pool

Mint

Mint(address,address,int24,int24,uint128,uint256,uint256)

Emitted when liquidity is minted for a given position

NameTypeDescription

sender

address

The address that minted the liquidity

owner

address

The owner of the position and recipient of any minted liquidity

bottomTick

int24

The lower tick of the position

topTick

int24

The upper tick of the position

liquidityAmount

uint128

The amount of liquidity minted to the position range

amount0

uint256

How much token0 was required for the minted liquidity

amount1

uint256

How much token1 was required for the minted liquidity

Collect

Collect(address,address,int24,int24,uint128,uint128)

Emitted when fees are collected by the owner of a position

NameTypeDescription

owner

address

The owner of the position for which fees are collected

recipient

address

The address that received fees

bottomTick

int24

The lower tick of the position

topTick

int24

The upper tick of the position

amount0

uint128

The amount of token0 fees collected

amount1

uint128

The amount of token1 fees collected

Burn

Burn(address,int24,int24,uint128,uint256,uint256)

Emitted when a position's liquidity is removed

NameTypeDescription

owner

address

The owner of the position for which liquidity is removed

bottomTick

int24

The lower tick of the position

topTick

int24

The upper tick of the position

liquidityAmount

uint128

The amount of liquidity to remove

amount0

uint256

The amount of token0 withdrawn

amount1

uint256

The amount of token1 withdrawn

Swap

Swap(address,address,int256,int256,uint160,uint128,int24)

Emitted by the pool for any swaps between token0 and token1

NameTypeDescription

sender

address

The address that initiated the swap call, and that received the callback

recipient

address

The address that received the output of the swap

amount0

int256

The delta of the token0 balance of the pool

amount1

int256

The delta of the token1 balance of the pool

price

uint160

The sqrt(price) of the pool after the swap, as a Q64.96

liquidity

uint128

The liquidity of the pool after the swap

tick

int24

The log base 1.0001 of price of the pool after the swap

Flash

Flash(address,address,uint256,uint256,uint256,uint256)

Emitted by the pool for any flashes of token0/token1

NameTypeDescription

sender

address

The address that initiated the swap call, and that received the callback

recipient

address

The address that received the tokens from flash

amount0

uint256

The amount of token0 that was flashed

amount1

uint256

The amount of token1 that was flashed

paid0

uint256

The amount of token0 paid for the flash, which can exceed the amount0 plus the fee

paid1

uint256

The amount of token1 paid for the flash, which can exceed the amount1 plus the fee

CommunityFee

CommunityFee(uint8,uint8)

Emitted when the community fee is changed by the pool

NameTypeDescription

communityFee0New

uint8

The updated value of the token0 community fee percent

communityFee1New

uint8

The updated value of the token1 community fee percent

Incentive

Incentive(address)

Emitted when new activeIncentive is set

NameTypeDescription

virtualPoolAddress

address

The address of a virtual pool associated with the current active incentive

Fee

Fee(uint16)

Emitted when the fee changes

NameTypeDescription

fee

uint16

The value of the token fee

LiquidityCooldown

LiquidityCooldown(uint32)

Emitted when the LiquidityCooldown changes

NameTypeDescription

liquidityCooldown

uint32

The value of locktime for added liquidity