73 lines
3.7 KiB
Solidity
73 lines
3.7 KiB
Solidity
// SPDX-License-Identifier: GPL-2.0-or-later
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pragma solidity >=0.7.5;
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pragma abicoder v2;
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/// @title MixedRouteQuoterV1 Interface
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/// @notice Supports quoting the calculated amounts for exact input swaps. Is specialized for routes containing a mix of V2 and V3 liquidity.
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/// @notice For each pool also tells you the number of initialized ticks crossed and the sqrt price of the pool after the swap.
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/// @dev These functions are not marked view because they rely on calling non-view functions and reverting
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/// to compute the result. They are also not gas efficient and should not be called on-chain.
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interface IMixedRouteQuoterV1 {
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/// @notice Returns the amount out received for a given exact input swap without executing the swap
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/// @param path The path of the swap, i.e. each token pair and the pool fee
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/// @param amountIn The amount of the first token to swap
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/// @return amountOut The amount of the last token that would be received
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/// @return v3SqrtPriceX96AfterList List of the sqrt price after the swap for each v3 pool in the path, 0 for v2 pools
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/// @return v3InitializedTicksCrossedList List of the initialized ticks that the swap crossed for each v3 pool in the path, 0 for v2 pools
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/// @return v3SwapGasEstimate The estimate of the gas that the v3 swaps in the path consume
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function quoteExactInput(bytes memory path, uint256 amountIn)
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external
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returns (
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uint256 amountOut,
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uint160[] memory v3SqrtPriceX96AfterList,
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uint32[] memory v3InitializedTicksCrossedList,
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uint256 v3SwapGasEstimate
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);
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struct QuoteExactInputSingleV3Params {
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address tokenIn;
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address tokenOut;
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uint256 amountIn;
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uint24 fee;
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uint160 sqrtPriceLimitX96;
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}
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struct QuoteExactInputSingleV2Params {
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address tokenIn;
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address tokenOut;
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uint256 amountIn;
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}
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/// @notice Returns the amount out received for a given exact input but for a swap of a single pool
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/// @param params The params for the quote, encoded as `QuoteExactInputSingleParams`
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/// tokenIn The token being swapped in
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/// tokenOut The token being swapped out
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/// fee The fee of the token pool to consider for the pair
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/// amountIn The desired input amount
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/// sqrtPriceLimitX96 The price limit of the pool that cannot be exceeded by the swap
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/// @return amountOut The amount of `tokenOut` that would be received
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/// @return sqrtPriceX96After The sqrt price of the pool after the swap
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/// @return initializedTicksCrossed The number of initialized ticks that the swap crossed
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/// @return gasEstimate The estimate of the gas that the swap consumes
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function quoteExactInputSingleV3(QuoteExactInputSingleV3Params memory params)
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external
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returns (
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uint256 amountOut,
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uint160 sqrtPriceX96After,
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uint32 initializedTicksCrossed,
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uint256 gasEstimate
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);
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/// @notice Returns the amount out received for a given exact input but for a swap of a single V2 pool
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/// @param params The params for the quote, encoded as `QuoteExactInputSingleV2Params`
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/// tokenIn The token being swapped in
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/// tokenOut The token being swapped out
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/// amountIn The desired input amount
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/// @return amountOut The amount of `tokenOut` that would be received
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function quoteExactInputSingleV2(QuoteExactInputSingleV2Params memory params) external returns (uint256 amountOut);
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/// @dev ExactOutput swaps are not supported by this new Quoter which is specialized for supporting routes
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/// crossing both V2 liquidity pairs and V3 pools.
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/// @deprecated quoteExactOutputSingle and exactOutput. Use QuoterV2 instead.
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}
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