[
    {
        "inputs": [
            {
                "internalType": "contract IVault",
                "name": "vault",
                "type": "address"
            },
            {
                "internalType": "address",
                "name": "allowedStablePoolFactory",
                "type": "address"
            }
        ],
        "stateMutability": "nonpayable",
        "type": "constructor"
    },
    {
        "inputs": [
            {
                "internalType": "address",
                "name": "sender",
                "type": "address"
            }
        ],
        "name": "SenderIsNotVault",
        "type": "error"
    },
    {
        "anonymous": false,
        "inputs": [
            {
                "indexed": true,
                "internalType": "address",
                "name": "hooksContract",
                "type": "address"
            },
            {
                "indexed": true,
                "internalType": "address",
                "name": "factory",
                "type": "address"
            },
            {
                "indexed": true,
                "internalType": "address",
                "name": "pool",
                "type": "address"
            }
        ],
        "name": "DirectionalFeeHookExampleRegistered",
        "type": "event"
    },
    {
        "inputs": [],
        "name": "getHookFlags",
        "outputs": [
            {
                "components": [
                    {
                        "internalType": "bool",
                        "name": "enableHookAdjustedAmounts",
                        "type": "bool"
                    },
                    {
                        "internalType": "bool",
                        "name": "shouldCallBeforeInitialize",
                        "type": "bool"
                    },
                    {
                        "internalType": "bool",
                        "name": "shouldCallAfterInitialize",
                        "type": "bool"
                    },
                    {
                        "internalType": "bool",
                        "name": "shouldCallComputeDynamicSwapFee",
                        "type": "bool"
                    },
                    {
                        "internalType": "bool",
                        "name": "shouldCallBeforeSwap",
                        "type": "bool"
                    },
                    {
                        "internalType": "bool",
                        "name": "shouldCallAfterSwap",
                        "type": "bool"
                    },
                    {
                        "internalType": "bool",
                        "name": "shouldCallBeforeAddLiquidity",
                        "type": "bool"
                    },
                    {
                        "internalType": "bool",
                        "name": "shouldCallAfterAddLiquidity",
                        "type": "bool"
                    },
                    {
                        "internalType": "bool",
                        "name": "shouldCallBeforeRemoveLiquidity",
                        "type": "bool"
                    },
                    {
                        "internalType": "bool",
                        "name": "shouldCallAfterRemoveLiquidity",
                        "type": "bool"
                    }
                ],
                "internalType": "struct HookFlags",
                "name": "hookFlags",
                "type": "tuple"
            }
        ],
        "stateMutability": "pure",
        "type": "function"
    },
    {
        "inputs": [
            {
                "internalType": "address",
                "name": "",
                "type": "address"
            },
            {
                "internalType": "address",
                "name": "",
                "type": "address"
            },
            {
                "internalType": "enum AddLiquidityKind",
                "name": "",
                "type": "uint8"
            },
            {
                "internalType": "uint256[]",
                "name": "",
                "type": "uint256[]"
            },
            {
                "internalType": "uint256[]",
                "name": "amountsInRaw",
                "type": "uint256[]"
            },
            {
                "internalType": "uint256",
                "name": "",
                "type": "uint256"
            },
            {
                "internalType": "uint256[]",
                "name": "",
                "type": "uint256[]"
            },
            {
                "internalType": "bytes",
                "name": "",
                "type": "bytes"
            }
        ],
        "name": "onAfterAddLiquidity",
        "outputs": [
            {
                "internalType": "bool",
                "name": "",
                "type": "bool"
            },
            {
                "internalType": "uint256[]",
                "name": "",
                "type": "uint256[]"
            }
        ],
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "inputs": [
            {
                "internalType": "uint256[]",
                "name": "",
                "type": "uint256[]"
            },
            {
                "internalType": "uint256",
                "name": "",
                "type": "uint256"
            },
            {
                "internalType": "bytes",
                "name": "",
                "type": "bytes"
            }
        ],
        "name": "onAfterInitialize",
        "outputs": [
            {
                "internalType": "bool",
                "name": "",
                "type": "bool"
            }
        ],
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "inputs": [
            {
                "internalType": "address",
                "name": "",
                "type": "address"
            },
            {
                "internalType": "address",
                "name": "",
                "type": "address"
            },
            {
                "internalType": "enum RemoveLiquidityKind",
                "name": "",
                "type": "uint8"
            },
            {
                "internalType": "uint256",
                "name": "",
                "type": "uint256"
            },
            {
                "internalType": "uint256[]",
                "name": "",
                "type": "uint256[]"
            },
            {
                "internalType": "uint256[]",
                "name": "amountsOutRaw",
                "type": "uint256[]"
            },
            {
                "internalType": "uint256[]",
                "name": "",
                "type": "uint256[]"
            },
            {
                "internalType": "bytes",
                "name": "",
                "type": "bytes"
            }
        ],
        "name": "onAfterRemoveLiquidity",
        "outputs": [
            {
                "internalType": "bool",
                "name": "",
                "type": "bool"
            },
            {
                "internalType": "uint256[]",
                "name": "",
                "type": "uint256[]"
            }
        ],
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "inputs": [
            {
                "components": [
                    {
                        "internalType": "enum SwapKind",
                        "name": "kind",
                        "type": "uint8"
                    },
                    {
                        "internalType": "contract IERC20",
                        "name": "tokenIn",
                        "type": "address"
                    },
                    {
                        "internalType": "contract IERC20",
                        "name": "tokenOut",
                        "type": "address"
                    },
                    {
                        "internalType": "uint256",
                        "name": "amountInScaled18",
                        "type": "uint256"
                    },
                    {
                        "internalType": "uint256",
                        "name": "amountOutScaled18",
                        "type": "uint256"
                    },
                    {
                        "internalType": "uint256",
                        "name": "tokenInBalanceScaled18",
                        "type": "uint256"
                    },
                    {
                        "internalType": "uint256",
                        "name": "tokenOutBalanceScaled18",
                        "type": "uint256"
                    },
                    {
                        "internalType": "uint256",
                        "name": "amountCalculatedScaled18",
                        "type": "uint256"
                    },
                    {
                        "internalType": "uint256",
                        "name": "amountCalculatedRaw",
                        "type": "uint256"
                    },
                    {
                        "internalType": "address",
                        "name": "router",
                        "type": "address"
                    },
                    {
                        "internalType": "address",
                        "name": "pool",
                        "type": "address"
                    },
                    {
                        "internalType": "bytes",
                        "name": "userData",
                        "type": "bytes"
                    }
                ],
                "internalType": "struct AfterSwapParams",
                "name": "",
                "type": "tuple"
            }
        ],
        "name": "onAfterSwap",
        "outputs": [
            {
                "internalType": "bool",
                "name": "",
                "type": "bool"
            },
            {
                "internalType": "uint256",
                "name": "",
                "type": "uint256"
            }
        ],
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "inputs": [
            {
                "internalType": "address",
                "name": "",
                "type": "address"
            },
            {
                "internalType": "address",
                "name": "",
                "type": "address"
            },
            {
                "internalType": "enum AddLiquidityKind",
                "name": "",
                "type": "uint8"
            },
            {
                "internalType": "uint256[]",
                "name": "",
                "type": "uint256[]"
            },
            {
                "internalType": "uint256",
                "name": "",
                "type": "uint256"
            },
            {
                "internalType": "uint256[]",
                "name": "",
                "type": "uint256[]"
            },
            {
                "internalType": "bytes",
                "name": "",
                "type": "bytes"
            }
        ],
        "name": "onBeforeAddLiquidity",
        "outputs": [
            {
                "internalType": "bool",
                "name": "",
                "type": "bool"
            }
        ],
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "inputs": [
            {
                "internalType": "uint256[]",
                "name": "",
                "type": "uint256[]"
            },
            {
                "internalType": "bytes",
                "name": "",
                "type": "bytes"
            }
        ],
        "name": "onBeforeInitialize",
        "outputs": [
            {
                "internalType": "bool",
                "name": "",
                "type": "bool"
            }
        ],
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "inputs": [
            {
                "internalType": "address",
                "name": "",
                "type": "address"
            },
            {
                "internalType": "address",
                "name": "",
                "type": "address"
            },
            {
                "internalType": "enum RemoveLiquidityKind",
                "name": "",
                "type": "uint8"
            },
            {
                "internalType": "uint256",
                "name": "",
                "type": "uint256"
            },
            {
                "internalType": "uint256[]",
                "name": "",
                "type": "uint256[]"
            },
            {
                "internalType": "uint256[]",
                "name": "",
                "type": "uint256[]"
            },
            {
                "internalType": "bytes",
                "name": "",
                "type": "bytes"
            }
        ],
        "name": "onBeforeRemoveLiquidity",
        "outputs": [
            {
                "internalType": "bool",
                "name": "",
                "type": "bool"
            }
        ],
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "inputs": [
            {
                "components": [
                    {
                        "internalType": "enum SwapKind",
                        "name": "kind",
                        "type": "uint8"
                    },
                    {
                        "internalType": "uint256",
                        "name": "amountGivenScaled18",
                        "type": "uint256"
                    },
                    {
                        "internalType": "uint256[]",
                        "name": "balancesScaled18",
                        "type": "uint256[]"
                    },
                    {
                        "internalType": "uint256",
                        "name": "indexIn",
                        "type": "uint256"
                    },
                    {
                        "internalType": "uint256",
                        "name": "indexOut",
                        "type": "uint256"
                    },
                    {
                        "internalType": "address",
                        "name": "router",
                        "type": "address"
                    },
                    {
                        "internalType": "bytes",
                        "name": "userData",
                        "type": "bytes"
                    }
                ],
                "internalType": "struct PoolSwapParams",
                "name": "",
                "type": "tuple"
            },
            {
                "internalType": "address",
                "name": "",
                "type": "address"
            }
        ],
        "name": "onBeforeSwap",
        "outputs": [
            {
                "internalType": "bool",
                "name": "",
                "type": "bool"
            }
        ],
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "inputs": [
            {
                "components": [
                    {
                        "internalType": "enum SwapKind",
                        "name": "kind",
                        "type": "uint8"
                    },
                    {
                        "internalType": "uint256",
                        "name": "amountGivenScaled18",
                        "type": "uint256"
                    },
                    {
                        "internalType": "uint256[]",
                        "name": "balancesScaled18",
                        "type": "uint256[]"
                    },
                    {
                        "internalType": "uint256",
                        "name": "indexIn",
                        "type": "uint256"
                    },
                    {
                        "internalType": "uint256",
                        "name": "indexOut",
                        "type": "uint256"
                    },
                    {
                        "internalType": "address",
                        "name": "router",
                        "type": "address"
                    },
                    {
                        "internalType": "bytes",
                        "name": "userData",
                        "type": "bytes"
                    }
                ],
                "internalType": "struct PoolSwapParams",
                "name": "params",
                "type": "tuple"
            },
            {
                "internalType": "address",
                "name": "pool",
                "type": "address"
            },
            {
                "internalType": "uint256",
                "name": "staticSwapFeePercentage",
                "type": "uint256"
            }
        ],
        "name": "onComputeDynamicSwapFeePercentage",
        "outputs": [
            {
                "internalType": "bool",
                "name": "",
                "type": "bool"
            },
            {
                "internalType": "uint256",
                "name": "",
                "type": "uint256"
            }
        ],
        "stateMutability": "view",
        "type": "function"
    },
    {
        "inputs": [
            {
                "internalType": "address",
                "name": "factory",
                "type": "address"
            },
            {
                "internalType": "address",
                "name": "pool",
                "type": "address"
            },
            {
                "components": [
                    {
                        "internalType": "contract IERC20",
                        "name": "token",
                        "type": "address"
                    },
                    {
                        "internalType": "enum TokenType",
                        "name": "tokenType",
                        "type": "uint8"
                    },
                    {
                        "internalType": "contract IRateProvider",
                        "name": "rateProvider",
                        "type": "address"
                    },
                    {
                        "internalType": "bool",
                        "name": "paysYieldFees",
                        "type": "bool"
                    }
                ],
                "internalType": "struct TokenConfig[]",
                "name": "",
                "type": "tuple[]"
            },
            {
                "components": [
                    {
                        "internalType": "bool",
                        "name": "disableUnbalancedLiquidity",
                        "type": "bool"
                    },
                    {
                        "internalType": "bool",
                        "name": "enableAddLiquidityCustom",
                        "type": "bool"
                    },
                    {
                        "internalType": "bool",
                        "name": "enableRemoveLiquidityCustom",
                        "type": "bool"
                    },
                    {
                        "internalType": "bool",
                        "name": "enableDonation",
                        "type": "bool"
                    }
                ],
                "internalType": "struct LiquidityManagement",
                "name": "",
                "type": "tuple"
            }
        ],
        "name": "onRegister",
        "outputs": [
            {
                "internalType": "bool",
                "name": "",
                "type": "bool"
            }
        ],
        "stateMutability": "nonpayable",
        "type": "function"
    }
]