路由合约

读函数

工厂

function factory() external pure returns (address);

返回规范地址 Factory.

给定输入，询问可能的输出

function getAmountOut(
        uint amountIn,
        uint reserveIn,
        uint reserveOut,
        uint24 fee
    ) public pure virtual override returns (uint amountOut)

给定输出，询问可能的输入

function getAmountIn(
        uint amountOut,
        uint reserveIn,
        uint reserveOut,
        uint24 fee
    ) public pure virtual override returns (uint amountIn)

给定输入，和一组路径，询问可能的输出

function getAmountsOut(
        uint amountIn,
        address[] memory path,
        uint24[] memory fees
    ) public view virtual override returns (uint[] memory amounts) 

给定输出，和一组路径，询问可能的输入

function getAmountsIn(
        uint amountOut,
        address[] memory path,
        uint24[] memory fees
    ) public view virtual override returns (uint[] memory amounts) 

quote

function quote(
        uint amountA, 
        uint reserveA, 
        uint reserveB
    ) internal pure returns (uint amountB);

---

写函数

添加流动性（ERC20和ERC20交易对）

function addLiquidity(
    address tokenA,
    address tokenB,
    uint24 fee,
    uint amountADesired,
    uint amountBDesired,
    uint amountAMin,
    uint amountBMin,
    address to,
    uint deadline
) external returns (uint amountA, uint amountB, uint liquidity);

tokenA	address	The contract address of one token from your liquidity pair.
tokenB	address	The contract address of the other token from your liquidity pair.
fee	uint24	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
amountADesired	uint	The amount of tokenA you'd like to provide as liquidity.
amountBDesired	uint	The amount of tokenA you'd like to provide as liquidity.
amountAMin	uint	The minimum amount of tokenA to provide (slippage impact).
amountBMin	uint	The minimum amount of tokenB to provide (slippage impact).
to	address	Address of LP Token recipient.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.

添加流动性（ERC20和WJU交易对）

Adds liquidity to a ERC20⇄WJU pool.

function addLiquidityETH(
    address token,
    uint24 fee,
    uint amountTokenDesired,
    uint amountTokenMin,
    uint amountETHMin,
    address to,
    uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);

撤出流动性（ERC20和ERC20交易对）

function removeLiquidity(
    address tokenA,
    address tokenB,
    uint24 fee,
    uint liquidity,
    uint amountAMin,
    uint amountBMin,
    address to,
    uint deadline
) external returns (uint amountA, uint amountB);

tokenA	address	The contract address of one token from your liquidity pair.
tokenB	address	The contract address of the other token from your liquidity pair.
fee	uint24	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
liquidity	uint	The amount of LP Tokens to remove.
amountAMin	uint	The minimum amount of the token to remove (slippage impact).
amountBMin	uint	The minimum amount of JU to remove (slippage impact).
to	address	Address of LP Token recipient.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.

撤出流动性（ERC20和WJU交易对）

function removeLiquidityETH(
    address token,
    uint24 fee,
    uint liquidity,
    uint amountTokenMin,
    uint amountETHMin,
    address to,
    uint deadline
) external returns (uint amountToken, uint amountETH);

Name	Type
token	address	The contract address of the token to remove liquidity.
fee	uint24	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
liquidity	uint	The amount of LP Tokens to remove.
amountTokenMin	uint	The minimum amount of the token to remove (slippage impact).
amountETHMin	uint	The minimum amount of JU to remove (slippage impact).
to	address	Address of LP Token recipient.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.

撤出流动性并支持转账收取费用（ERC20和WJU交易对）

Removes liquidity from a ERC20⇄WJU for tokens that take a fee on transfer.

function removeLiquidityETHSupportingFeeOnTransferTokens(
    address token, 
    uint24 fee, 
    uint liquidity,  
    uint amountTokenMin,  
    uint amountETHMin,  
    address to,  
    uint deadline
) external returns (uint amountETH);

Name	Type
token	address	The contract address of the token to remove liquidity.
fee	uint24	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
liquidity	uint	The amount of LP Tokens to remove.
amountTokenMin	uint	The minimum amount of the token to remove (slippage impact).
amountETHMin	uint	The minimum amount of JU to remove (slippage impact).
to	address	Address of LP Token recipient.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.

从 ERC20⇄WJU 中移除流动性并通过许可证接收 JU，无需预先批准

function removeLiquidityETHWithPermit(  
    address token,  
    uint24 fee,
    uint liquidity,  
    uint amountTokenMin,  
    uint amountETHMin,  
    address to,  
    uint deadline,  
    bool approveMax, 
    uint8 v, 
    bytes32 r, 
    bytes32 s
) external returns (uint amountToken, uint amountETH);

Name	Type
token	address	The contract address of the token to remove liquidity.
fee	uint24	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
liquidity	uint	The amount of LP Tokens to remove.
amountTokenMin	uint	The minimum amount of the token to remove (slippage impact).
amountETHMin	uint	The minimum amount of JU to remove (slippage impact).
to	address	Address of LP Token recipient.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.
approveMax	bool	Whether or not the approval amount in the signature is for liquidity or uint(-1).
v	uint8	The v component of the permit signature.
r	bytes32	The r component of the permit signature.
s	bytes32	The s component of the permit signature.

从 ERC20⇄WJU 中移除流动性，并通过许可接收收取转账费用的代币的 JU

function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(  
    address token, 
    uint24 fee, 
    uint liquidity,  
    uint amountTokenMin,  
    uint amountETHMin,  
    address to,  
    uint deadline,  
    bool approveMax, 
    uint8 v, 
    bytes32 r, 
    bytes32 s
) external returns (uint amountETH);

Name	Type
token	address	The contract address of the token to remove liquidity.
fee	uint24	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
liquidity	uint	The amount of LP Tokens to remove.
amountTokenMin	uint	The minimum amount of the token to remove (slippage impact).
amountETHMin	uint	The minimum amount of JU to remove (slippage impact).
to	address	Address of LP Token recipient.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.
approveMax	bool	Whether or not the approval amount in the signature is for liquidity or uint(-1).
v	uint8	The v component of the permit signature.
r	bytes32	The r component of the permit signature.
s	bytes32	The s component of the permit signature.

通过许可证，无需预先批准即可从 ERC20⇄ERC20 中移除流动性

function removeLiquidityWithPermit(  
    address tokenA,  
    address tokenB,  
    uint liquidity,  
    uint amountAMin,  
    uint amountBMin,  
    address to,  
    uint deadline,  
    bool approveMax, 
    uint8 v, 
    bytes32 r, 
    bytes32 s
) external returns (uint amountA, uint amountB);

Name	Type
tokenA	address	The contract address of one token from your liquidity pair.
tokenB	address	The contract address of the other token from your liquidity pair.
fee	uint24	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
liquidity	uint	The amount of LP Tokens to remove.
amountTokenMin	uint	The minimum amount of the token to remove (slippage impact).
amountETHMin	uint	The minimum amount of JU to remove (slippage impact).
to	address	Address of LP Token recipient.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.
approveMax	bool	Whether or not the approval amount in the signature is for liquidity or uint(-1).
v	uint8	The v component of the permit signature.
r	bytes32	The r component of the permit signature.
s	bytes32	The s component of the permit signature.

根据输入代币的精确数量接收尽可能多的输出代币

function swapExactTokensForTokens(
    uint amountIn,
    uint amountOutMin,
    address[] calldata path,
    uint24[] calldata fees,
    address to,
    address referrer,
    uint deadline
) external returns (uint[] memory amounts);

Name	Type
amountIn	uint	Payable amount of input tokens.
amountOutMin	uint	The minimum amount tokens to receive.
path (address[])	address	An array of token addresses. path.length must be >= 2. Pools for each consecutive pair of addresses must exist and have liquidity.
fees	uint24	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
to	address	Address of recipient.
referrer	address	The previous level inviter of the transaction address.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.

用尽可能少的输入代币获得精确数量的输出代币

function swapTokensForExactTokens(
    uint amountOut,
    uint amountInMax,
    address[] calldata path,
    uint24[] calldata fees,
    address to,
    address referrer,
    uint deadline
) external returns (uint[] memory amounts);

Name	Type
amountOut	uint	Payable amount of input tokens.
amountInMax	uint	The maximum amount tokens to input.
path (address[])	address	An array of token addresses. path.length must be >= 2. Pools for each consecutive pair of addresses must exist and have liquidity.
fees	uint	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
to	address	Address of recipient.
referrer	address	The previous level inviter of the transaction address.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.

以精确数量的输入代币接收尽可能多的输出代币。支持转账收取手续费的代币。

function swapExactTokensForTokensSupportingFeeOnTransferTokens(  
    uint amountIn,  
    uint amountOutMin,  
    address[] calldata path,  
    uint24[] calldata fees,
    address to,
    address referrer,  
    uint deadline
) external;

Name	Type
amountIn	uint	Payable amount of input tokens.
amountOutMin	uint	The minimum amount tokens to receive.
path (address[])	address	An array of token addresses. path.length must be >= 2. Pools for each consecutive pair of addresses must exist and have liquidity.
fees	uint24	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
to	address	Address of recipient.
referrer	address	The previous level inviter of the transaction address.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.

以精确数量的 JU 接收尽可能多的输出代币

function swapExactETHForTokens(
    uint amountOutMin,
    address[] calldata path,
    uint24[] calldata fees,
    address to,
    address referrer,
    uint deadline
) external payable returns (uint[] memory amounts);

Name	Type
swapExactETHForTokens	uint	Payable JU amount.
amountOutMin	uint	The minimum amount tokens to receive.
path (address[])	address	An array of token addresses. path.length must be >= 2. Pools for each consecutive pair of addresses must exist and have liquidity.
fees	uint24	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
to	address	Address of recipient.
referrer	address	The previous level inviter of the transaction address.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.

用尽可能少的 JU 获得准确数量的输出代币

function swapETHForExactTokens(
    uint amountOut,
    address[] calldata path,
    uint24[] calldata fees,
    address to,
    address referrer,
    uint deadline
) external payable returns (uint[] memory amounts);

Name	Type
swapETHForExactTokens	uint	Payable JU amount.
amountOut	uint	The amount tokens to receive.
path (address[])	address	An array of token addresses. path.length must be >= 2. Pools for each consecutive pair of addresses must exist and have liquidity.
fees	uint24	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
to	address	Address of recipient.
referrer	address	The previous level inviter of the transaction address.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.

用一定数量的输入代币获得尽可能多的 JU

function swapExactTokensForETH(
    uint amountIn,
    uint amountOutMin,
    address[] calldata path,
    uint24[] calldata fees,
    address to,
    address referrer,
    uint deadline
) external returns (uint[] memory amounts);

Name	Type
amountIn	uint	Payable amount of input tokens.
amountOutMin	uint	The minimum amount tokens to receive.
path (address[])	address	An array of token addresses. path.length must be >= 2. Pools for each consecutive pair of addresses must exist and have liquidity.
fees	uint24	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
to	address	Address of recipient.
referrer	address	The previous level inviter of the transaction address.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.

用尽可能少的输入代币获得准确数量的 JU

function swapTokensForExactETH(
    uint amountOut,
    uint amountInMax,
    address[] calldata path,
    uint24[] calldata fees,
    address to,
    address referrer,
    uint deadline
) external returns (uint[] memory amounts);

Name	Type
amountOut	uint	Payable amount of input tokens.
amountInMax	uint	The minimum amount tokens to input.
path (address[])	address	An array of token addresses. path.length must be >= 2. Pools for each consecutive pair of addresses must exist and have liquidity.
fees	uint24	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
to	address	Address of recipient.
referrer	address	The previous level inviter of the transaction address.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.

以精确数量的 JU 接收尽可能多的输出代币，支持在转账时收取手续费的代币

function swapExactETHForTokensSupportingFeeOnTransferTokens(  
    uint amountOutMin,  
    address[] calldata path,
    uint24[] calldata fees,  
    address to,  
    address referrer,
    uint deadline
) external payable;

Name	Type
swapExactETHForTokensSupportingFeeOnTransferTokens	uint	Payable JU amount.
amountOutMin	uint	The minimum amount tokens to receive.
path (address[])	address	An array of token addresses. path.length must be >= 2. Pools for each consecutive pair of addresses must exist and have liquidity.
fees	uint24	Transaction fee, optional values: 50(0.5%), 100(1%), 200(2%), 300(3%)
to	address	Address of recipient.
referrer	address	The previous level inviter of the transaction address.
deadline	uint	Unix timestamp deadline by which the transaction must confirm.