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Merge pull request #82 from KyberNetwork/paraswap_taker
add paraswap_taker
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| [{"inputs":[{"internalType":"address","name":"_weth","type":"address"},{"internalType":"uint256","name":"_partnerSharePercent","type":"uint256"},{"internalType":"uint256","name":"_maxFeePercent","type":"uint256"},{"internalType":"uint256","name":"_paraswapReferralShare","type":"uint256"},{"internalType":"uint256","name":"_paraswapSlippageShare","type":"uint256"},{"internalType":"contract IFeeClaimer","name":"_feeClaimer","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bytes16","name":"uuid","type":"bytes16"},{"indexed":false,"internalType":"address","name":"partner","type":"address"},{"indexed":false,"internalType":"uint256","name":"feePercent","type":"uint256"},{"indexed":false,"internalType":"address","name":"initiator","type":"address"},{"indexed":true,"internalType":"address","name":"beneficiary","type":"address"},{"indexed":true,"internalType":"address","name":"srcToken","type":"address"},{"indexed":true,"internalType":"address","name":"destToken","type":"address"},{"indexed":false,"internalType":"uint256","name":"srcAmount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"receivedAmount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"expectedAmount","type":"uint256"}],"name":"BoughtV3","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bytes16","name":"uuid","type":"bytes16"},{"indexed":false,"internalType":"address","name":"partner","type":"address"},{"indexed":false,"internalType":"uint256","name":"feePercent","type":"uint256"},{"indexed":false,"internalType":"address","name":"initiator","type":"address"},{"indexed":false,"internalType":"enum DirectSwap.DirectSwapKind","name":"kind","type":"uint8"},{"indexed":true,"internalType":"address","name":"beneficiary","type":"address"},{"indexed":true,"internalType":"address","name":"srcToken","type":"address"},{"indexed":true,"internalType":"address","name":"destToken","type":"address"},{"indexed":false,"internalType":"uint256","name":"srcAmount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"receivedAmount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"expectedAmount","type":"uint256"}],"name":"SwappedDirect","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bytes16","name":"uuid","type":"bytes16"},{"indexed":false,"internalType":"address","name":"partner","type":"address"},{"indexed":false,"internalType":"uint256","name":"feePercent","type":"uint256"},{"indexed":false,"internalType":"address","name":"initiator","type":"address"},{"indexed":true,"internalType":"address","name":"beneficiary","type":"address"},{"indexed":true,"internalType":"address","name":"srcToken","type":"address"},{"indexed":true,"internalType":"address","name":"destToken","type":"address"},{"indexed":false,"internalType":"uint256","name":"srcAmount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"receivedAmount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"expectedAmount","type":"uint256"}],"name":"SwappedV3","type":"event"},{"inputs":[],"name":"ROUTER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"WHITELISTED_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"components":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"uint256","name":"assetInIndex","type":"uint256"},{"internalType":"uint256","name":"assetOutIndex","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes","name":"userData","type":"bytes"}],"internalType":"struct IBalancerV2Vault.BatchSwapStep[]","name":"swaps","type":"tuple[]"},{"internalType":"address[]","name":"assets","type":"address[]"},{"components":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"bool","name":"fromInternalBalance","type":"bool"},{"internalType":"address payable","name":"recipient","type":"address"},{"internalType":"bool","name":"toInternalBalance","type":"bool"}],"internalType":"struct IBalancerV2Vault.FundManagement","name":"funds","type":"tuple"},{"internalType":"int256[]","name":"limits","type":"int256[]"},{"internalType":"uint256","name":"fromAmount","type":"uint256"},{"internalType":"uint256","name":"toAmount","type":"uint256"},{"internalType":"uint256","name":"expectedAmount","type":"uint256"},{"internalType":"uint256","name":"deadline","type":"uint256"},{"internalType":"uint256","name":"feePercent","type":"uint256"},{"internalType":"address","name":"vault","type":"address"},{"internalType":"address payable","name":"partner","type":"address"},{"internalType":"bool","name":"isApproved","type":"bool"},{"internalType":"address payable","name":"beneficiary","type":"address"},{"internalType":"bytes","name":"permit","type":"bytes"},{"internalType":"bytes16","name":"uuid","type":"bytes16"}],"internalType":"struct Utils.DirectBalancerV2","name":"data","type":"tuple"}],"name":"directBalancerV2GivenInSwap","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"components":[{"components":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"uint256","name":"assetInIndex","type":"uint256"},{"internalType":"uint256","name":"assetOutIndex","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes","name":"userData","type":"bytes"}],"internalType":"struct IBalancerV2Vault.BatchSwapStep[]","name":"swaps","type":"tuple[]"},{"internalType":"address[]","name":"assets","type":"address[]"},{"components":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"bool","name":"fromInternalBalance","type":"bool"},{"internalType":"address payable","name":"recipient","type":"address"},{"internalType":"bool","name":"toInternalBalance","type":"bool"}],"internalType":"struct IBalancerV2Vault.FundManagement","name":"funds","type":"tuple"},{"internalType":"int256[]","name":"limits","type":"int256[]"},{"internalType":"uint256","name":"fromAmount","type":"uint256"},{"internalType":"uint256","name":"toAmount","type":"uint256"},{"internalType":"uint256","name":"expectedAmount","type":"uint256"},{"internalType":"uint256","name":"deadline","type":"uint256"},{"internalType":"uint256","name":"feePercent","type":"uint256"},{"internalType":"address","name":"vault","type":"address"},{"internalType":"address payable","name":"partner","type":"address"},{"internalType":"bool","name":"isApproved","type":"bool"},{"internalType":"address payable","name":"beneficiary","type":"address"},{"internalType":"bytes","name":"permit","type":"bytes"},{"internalType":"bytes16","name":"uuid","type":"bytes16"}],"internalType":"struct Utils.DirectBalancerV2","name":"data","type":"tuple"}],"name":"directBalancerV2GivenOutSwap","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"fromToken","type":"address"},{"internalType":"address","name":"toToken","type":"address"},{"internalType":"address","name":"exchange","type":"address"},{"internalType":"uint256","name":"fromAmount","type":"uint256"},{"internalType":"uint256","name":"toAmount","type":"uint256"},{"internalType":"uint256","name":"expectedAmount","type":"uint256"},{"internalType":"uint256","name":"feePercent","type":"uint256"},{"internalType":"int128","name":"i","type":"int128"},{"internalType":"int128","name":"j","type":"int128"},{"internalType":"address payable","name":"partner","type":"address"},{"internalType":"bool","name":"isApproved","type":"bool"},{"internalType":"enum Utils.CurveSwapType","name":"swapType","type":"uint8"},{"internalType":"address payable","name":"beneficiary","type":"address"},{"internalType":"bool","name":"needWrapNative","type":"bool"},{"internalType":"bytes","name":"permit","type":"bytes"},{"internalType":"bytes16","name":"uuid","type":"bytes16"}],"internalType":"struct Utils.DirectCurveV1","name":"data","type":"tuple"}],"name":"directCurveV1Swap","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"fromToken","type":"address"},{"internalType":"address","name":"toToken","type":"address"},{"internalType":"address","name":"exchange","type":"address"},{"internalType":"address","name":"poolAddress","type":"address"},{"internalType":"uint256","name":"fromAmount","type":"uint256"},{"internalType":"uint256","name":"toAmount","type":"uint256"},{"internalType":"uint256","name":"expectedAmount","type":"uint256"},{"internalType":"uint256","name":"feePercent","type":"uint256"},{"internalType":"uint256","name":"i","type":"uint256"},{"internalType":"uint256","name":"j","type":"uint256"},{"internalType":"address payable","name":"partner","type":"address"},{"internalType":"bool","name":"isApproved","type":"bool"},{"internalType":"enum Utils.CurveSwapType","name":"swapType","type":"uint8"},{"internalType":"address payable","name":"beneficiary","type":"address"},{"internalType":"bool","name":"needWrapNative","type":"bool"},{"internalType":"bytes","name":"permit","type":"bytes"},{"internalType":"bytes16","name":"uuid","type":"bytes16"}],"internalType":"struct Utils.DirectCurveV2","name":"data","type":"tuple"}],"name":"directCurveV2Swap","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"fromToken","type":"address"},{"internalType":"address","name":"toToken","type":"address"},{"internalType":"address","name":"exchange","type":"address"},{"internalType":"uint256","name":"fromAmount","type":"uint256"},{"internalType":"uint256","name":"toAmount","type":"uint256"},{"internalType":"uint256","name":"expectedAmount","type":"uint256"},{"internalType":"uint256","name":"feePercent","type":"uint256"},{"internalType":"uint256","name":"deadline","type":"uint256"},{"internalType":"address payable","name":"partner","type":"address"},{"internalType":"bool","name":"isApproved","type":"bool"},{"internalType":"address payable","name":"beneficiary","type":"address"},{"internalType":"bytes","name":"path","type":"bytes"},{"internalType":"bytes","name":"permit","type":"bytes"},{"internalType":"bytes16","name":"uuid","type":"bytes16"}],"internalType":"struct Utils.DirectUniV3","name":"data","type":"tuple"}],"name":"directUniV3Buy","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"fromToken","type":"address"},{"internalType":"address","name":"toToken","type":"address"},{"internalType":"address","name":"exchange","type":"address"},{"internalType":"uint256","name":"fromAmount","type":"uint256"},{"internalType":"uint256","name":"toAmount","type":"uint256"},{"internalType":"uint256","name":"expectedAmount","type":"uint256"},{"internalType":"uint256","name":"feePercent","type":"uint256"},{"internalType":"uint256","name":"deadline","type":"uint256"},{"internalType":"address payable","name":"partner","type":"address"},{"internalType":"bool","name":"isApproved","type":"bool"},{"internalType":"address payable","name":"beneficiary","type":"address"},{"internalType":"bytes","name":"path","type":"bytes"},{"internalType":"bytes","name":"permit","type":"bytes"},{"internalType":"bytes16","name":"uuid","type":"bytes16"}],"internalType":"struct Utils.DirectUniV3","name":"data","type":"tuple"}],"name":"directUniV3Swap","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"feeClaimer","outputs":[{"internalType":"contract IFeeClaimer","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getKey","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"bytes","name":"","type":"bytes"}],"name":"initialize","outputs":[],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"maxFeePercent","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"paraswapReferralShare","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"paraswapSlippageShare","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"partnerSharePercent","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"weth","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"}] |
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| abigen --abi=abi.json --pkg=ps_taker --out=ps_taker.go -type ps_taker |
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| package pstaker | ||
|
|
||
| import ( | ||
| "strings" | ||
|
|
||
| "github.com/KyberNetwork/tradelogs/pkg/parser" | ||
| "github.com/KyberNetwork/tradelogs/pkg/storage" | ||
| tradingTypes "github.com/KyberNetwork/tradelogs/pkg/types" | ||
| "github.com/ethereum/go-ethereum/accounts/abi" | ||
| "github.com/ethereum/go-ethereum/common" | ||
| "github.com/ethereum/go-ethereum/core/types" | ||
| ) | ||
|
|
||
| const ( | ||
| SwapEvent = "SwappedV3" | ||
| SwapDirect = "SwappedDirect" | ||
| ) | ||
|
|
||
| type Parser struct { | ||
| abi *abi.ABI | ||
| ps *PsTakerFilterer | ||
| eventHash string | ||
| directEventHash string | ||
| } | ||
|
|
||
| func MustNewParser() *Parser { | ||
| ps, err := NewPsTakerFilterer(common.Address{}, nil) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
| ab, err := PsTakerMetaData.GetAbi() | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
| event, ok := ab.Events[SwapEvent] | ||
| if !ok { | ||
| panic("no such event: SwappedV3") | ||
| } | ||
| directEvent, ok := ab.Events[SwapDirect] | ||
| if !ok { | ||
| panic("no such event: SwappedDirect") | ||
| } | ||
| return &Parser{ | ||
| ps: ps, | ||
| abi: ab, | ||
| eventHash: event.ID.String(), | ||
| directEventHash: directEvent.ID.String(), | ||
| } | ||
| } | ||
|
|
||
| func (p *Parser) Topics() []string { | ||
| return []string{ | ||
| p.eventHash, | ||
| p.directEventHash, | ||
| } | ||
| } | ||
|
|
||
| func (p *Parser) Parse(log types.Log, blockTime uint64) (storage.TradeLog, error) { | ||
| if len(log.Topics) == 0 { | ||
| return storage.TradeLog{}, parser.ErrInvalidTopic | ||
| } | ||
|
|
||
| if log.Topics[0].Hex() == p.eventHash { | ||
| e, err := p.ps.ParseSwappedV3(log) | ||
| if err != nil { | ||
| return storage.TradeLog{}, err | ||
| } | ||
| res := storage.TradeLog{ | ||
| Taker: e.Beneficiary.String(), | ||
| MakerToken: e.DestToken.String(), | ||
| TakerToken: e.SrcToken.String(), | ||
| MakerTokenAmount: e.ReceivedAmount.String(), | ||
| TakerTokenAmount: e.SrcAmount.String(), | ||
| ContractAddress: e.Raw.Address.String(), | ||
| BlockNumber: e.Raw.BlockNumber, | ||
| TxHash: e.Raw.TxHash.String(), | ||
| LogIndex: uint64(e.Raw.Index), | ||
| Timestamp: blockTime * 1000, | ||
| EventHash: p.eventHash, | ||
| } | ||
| return res, nil | ||
| } | ||
| if log.Topics[0].Hex() == p.directEventHash { | ||
| e, err := p.ps.ParseSwappedDirect(log) | ||
| if err != nil { | ||
| return storage.TradeLog{}, err | ||
| } | ||
| res := storage.TradeLog{ | ||
| Taker: e.Initiator.String(), | ||
| MakerToken: e.DestToken.String(), | ||
| TakerToken: e.SrcToken.String(), | ||
| MakerTokenAmount: e.ReceivedAmount.String(), | ||
| TakerTokenAmount: e.SrcAmount.String(), | ||
| ContractAddress: e.Raw.Address.String(), | ||
| BlockNumber: e.Raw.BlockNumber, | ||
| TxHash: e.Raw.TxHash.String(), | ||
| LogIndex: uint64(e.Raw.Index), | ||
| Timestamp: blockTime * 1000, | ||
| EventHash: p.directEventHash, | ||
| } | ||
| return res, nil | ||
| } | ||
| return storage.TradeLog{}, parser.ErrInvalidTopic | ||
| } | ||
|
|
||
| func (p *Parser) Exchange() string { | ||
| return parser.ExParaswapTaker | ||
| } | ||
|
|
||
| func (p *Parser) UseTraceCall() bool { | ||
| return false | ||
| } | ||
|
|
||
| func (p *Parser) ParseWithCallFrame( | ||
| callFrame tradingTypes.CallFrame, | ||
| log types.Log, | ||
| blockTime uint64, | ||
| ) (storage.TradeLog, error) { | ||
| return p.Parse(log, blockTime) | ||
| } | ||
|
|
||
| func (p *Parser) LogFromExchange(log types.Log) bool { | ||
| return strings.EqualFold(log.Address.String(), parser.AddrParaswapTaker) && | ||
| len(log.Topics) > 0 && (strings.EqualFold(log.Topics[0].String(), p.eventHash) || strings.EqualFold(log.Topics[0].String(), p.directEventHash)) | ||
| } | ||
|
|
||
| func (p *Parser) Address() string { | ||
| return parser.AddrParaswapTaker | ||
| } |
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