router

package
v0.181.32 Latest Latest
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 Go to latest Published: Jul 4, 2024 License: MPL-2.0 Imports: 35 Imported by: 0

Documentation

Index

Constants

View Source 
const EstimatePubKey = "" /* 132-byte string literal not displayed */
View Source 
const EstimateUsername = "RandomUsername"

TODO: remove the following two consts once we fully move to routerV2

Variables

View Source 
var (
	ErrENSRegisterRequiresUsernameAndPubKey      = &errors.ErrorResponse{Code: errors.ErrorCode("WR-001"), Details: "username and public key are required for ENSRegister"}
	ErrENSRegisterTestnetSTTOnly                 = &errors.ErrorResponse{Code: errors.ErrorCode("WR-002"), Details: "only STT is supported for ENSRegister on testnet"}
	ErrENSRegisterMainnetSNTOnly                 = &errors.ErrorResponse{Code: errors.ErrorCode("WR-003"), Details: "only SNT is supported for ENSRegister on mainnet"}
	ErrENSReleaseRequiresUsername                = &errors.ErrorResponse{Code: errors.ErrorCode("WR-004"), Details: "username is required for ENSRelease"}
	ErrENSSetPubKeyRequiresUsernameAndPubKey     = &errors.ErrorResponse{Code: errors.ErrorCode("WR-005"), Details: "username and public key are required for ENSSetPubKey"}
	ErrStickersBuyRequiresPackID                 = &errors.ErrorResponse{Code: errors.ErrorCode("WR-006"), Details: "packID is required for StickersBuy"}
	ErrSwapRequiresToTokenID                     = &errors.ErrorResponse{Code: errors.ErrorCode("WR-007"), Details: "toTokenID is required for Swap"}
	ErrSwapTokenIDMustBeDifferent                = &errors.ErrorResponse{Code: errors.ErrorCode("WR-008"), Details: "tokenID and toTokenID must be different"}
	ErrSwapAmountInAmountOutMustBeExclusive      = &errors.ErrorResponse{Code: errors.ErrorCode("WR-009"), Details: "only one of amountIn or amountOut can be set"}
	ErrSwapAmountInMustBePositive                = &errors.ErrorResponse{Code: errors.ErrorCode("WR-010"), Details: "amountIn must be positive"}
	ErrSwapAmountOutMustBePositive               = &errors.ErrorResponse{Code: errors.ErrorCode("WR-011"), Details: "amountOut must be positive"}
	ErrLockedAmountNotSupportedForNetwork        = &errors.ErrorResponse{Code: errors.ErrorCode("WR-012"), Details: "locked amount is not supported for the selected network"}
	ErrLockedAmountNotNegative                   = &errors.ErrorResponse{Code: errors.ErrorCode("WR-013"), Details: "locked amount must not be negative"}
	ErrLockedAmountExceedsTotalSendAmount        = &errors.ErrorResponse{Code: errors.ErrorCode("WR-014"), Details: "locked amount exceeds the total amount to send"}
	ErrLockedAmountLessThanSendAmountAllNetworks = &errors.ErrorResponse{Code: errors.ErrorCode("WR-015"), Details: "locked amount is less than the total amount to send, but all networks are locked"}
	ErrNotEnoughTokenBalance                     = &errors.ErrorResponse{Code: errors.ErrorCode("WR-016"), Details: "not enough token balance"}
	ErrNotEnoughNativeBalance                    = &errors.ErrorResponse{Code: errors.ErrorCode("WR-017"), Details: "not enough native balance"}
	ErrNativeTokenNotFound                       = &errors.ErrorResponse{Code: errors.ErrorCode("WR-018"), Details: "native token not found"}
	ErrDisabledChainFoundAmongLockedNetworks     = &errors.ErrorResponse{Code: errors.ErrorCode("WR-019"), Details: "disabled chain found among locked networks"}
	ErrENSSetPubKeyInvalidUsername               = &errors.ErrorResponse{Code: errors.ErrorCode("WR-020"), Details: "a valid username, ending in '.eth', is required for ENSSetPubKey"}
	ErrLockedAmountExcludesAllSupported          = &errors.ErrorResponse{Code: errors.ErrorCode("WR-021"), Details: "all supported chains are excluded, routing impossible"}
)

Abbreviation `WR` for the error code stands for Wallet Router

Functions

This section is empty.

Types

type ErrorResponseWithUUID added in v0.181.32 

type ErrorResponseWithUUID struct {
	Uuid          string
	ErrorResponse error
}

type FeeHistory 

type FeeHistory struct {
	BaseFeePerGas []string `json:"baseFeePerGas"`
}

type FeeManager 

type FeeManager struct {
	RPCClient *rpc.Client
}

func (*FeeManager) GetL1Fee 

func (f *FeeManager) GetL1Fee(ctx context.Context, chainID uint64, input []byte) (uint64, error)

Returns L1 fee for placing a transaction to L1 chain, appicable only for txs made from L2.

func (*FeeManager) SuggestedFees 

func (f *FeeManager) SuggestedFees(ctx context.Context, chainID uint64) (*SuggestedFees, error)

func (*FeeManager) SuggestedFeesGwei added in v0.180.31 

func (f *FeeManager) SuggestedFeesGwei(ctx context.Context, chainID uint64) (*SuggestedFeesGwei, error)

func (*FeeManager) TransactionEstimatedTime 

func (f *FeeManager) TransactionEstimatedTime(ctx context.Context, chainID uint64, maxFeePerGas *big.Int) TransactionEstimation

type GasFeeMode 

type GasFeeMode int
const (
	GasFeeLow GasFeeMode = iota
	GasFeeMedium
	GasFeeHigh
)

type Graph 

type Graph []*Node

type GraphV2 

type GraphV2 []*NodeV2

type MaxFeesLevels added in v0.180.31 

type MaxFeesLevels struct {
	Low    *hexutil.Big `json:"low"`
	Medium *hexutil.Big `json:"medium"`
	High   *hexutil.Big `json:"high"`
}

type Node 

type Node struct {
	Path     *Path
	Children Graph
}

type NodeV2 

type NodeV2 struct {
	Path     *PathV2
	Children GraphV2
}

type Path 

type Path struct {
	BridgeName              string
	From                    *params.Network
	To                      *params.Network
	MaxAmountIn             *hexutil.Big
	AmountIn                *hexutil.Big
	AmountInLocked          bool
	AmountOut               *hexutil.Big
	GasAmount               uint64
	GasFees                 *SuggestedFeesGwei
	BonderFees              *hexutil.Big
	TokenFees               *big.Float
	Cost                    *big.Float
	EstimatedTime           TransactionEstimation
	ApprovalRequired        bool
	ApprovalGasFees         *big.Float
	ApprovalAmountRequired  *hexutil.Big
	ApprovalContractAddress *common.Address
}

func (*Path) Equal 

func (p *Path) Equal(o *Path) bool

type PathV2 

type PathV2 struct {
	ProcessorName  string
	FromChain      *params.Network    // Source chain
	ToChain        *params.Network    // Destination chain
	FromToken      *walletToken.Token // Source token
	ToToken        *walletToken.Token // Destination token, set if applicable
	AmountIn       *hexutil.Big       // Amount that will be sent from the source chain
	AmountInLocked bool               // Is the amount locked
	AmountOut      *hexutil.Big       // Amount that will be received on the destination chain

	SuggestedLevelsForMaxFeesPerGas *MaxFeesLevels // Suggested max fees for the transaction

	TxBaseFee     *hexutil.Big // Base fee for the transaction
	TxPriorityFee *hexutil.Big // Priority fee for the transaction
	TxGasAmount   uint64       // Gas used for the transaction
	TxBonderFees  *hexutil.Big // Bonder fees for the transaction - used for Hop bridge
	TxTokenFees   *hexutil.Big // Token fees for the transaction - used for bridges (represent the difference between the amount in and the amount out)
	TxL1Fee       *hexutil.Big // L1 fee for the transaction - used for for transactions placed on L2 chains

	ApprovalRequired        bool            // Is approval required for the transaction
	ApprovalAmountRequired  *hexutil.Big    // Amount required for the approval transaction
	ApprovalContractAddress *common.Address // Address of the contract that needs to be approved
	ApprovalBaseFee         *hexutil.Big    // Base fee for the approval transaction
	ApprovalPriorityFee     *hexutil.Big    // Priority fee for the approval transaction
	ApprovalGasAmount       uint64          // Gas used for the approval transaction
	ApprovalL1Fee           *hexutil.Big    // L1 fee for the approval transaction - used for for transactions placed on L2 chains

	EstimatedTime TransactionEstimation
	// contains filtered or unexported fields
}

func (*PathV2) Equal 

func (p *PathV2) Equal(o *PathV2) bool

type RouteInputParams 

type RouteInputParams struct {
	Uuid                 string                  `json:"uuid"`
	SendType             SendType                `json:"sendType" validate:"required"`
	AddrFrom             common.Address          `json:"addrFrom" validate:"required"`
	AddrTo               common.Address          `json:"addrTo" validate:"required"`
	AmountIn             *hexutil.Big            `json:"amountIn" validate:"required"`
	AmountOut            *hexutil.Big            `json:"amountOut"`
	TokenID              string                  `json:"tokenID" validate:"required"`
	ToTokenID            string                  `json:"toTokenID"`
	DisabledFromChainIDs []uint64                `json:"disabledFromChainIDs"`
	DisabledToChainIDs   []uint64                `json:"disabledToChainIDs"`
	GasFeeMode           GasFeeMode              `json:"gasFeeMode" validate:"required"`
	FromLockedAmount     map[uint64]*hexutil.Big `json:"fromLockedAmount"`

	// For send types like EnsRegister, EnsRelease, EnsSetPubKey, StickersBuy
	Username  string       `json:"username"`
	PublicKey string       `json:"publicKey"`
	PackID    *hexutil.Big `json:"packID"`
	// contains filtered or unexported fields
}

type Router 

type Router struct {
	// contains filtered or unexported fields
}

func NewRouter 

func NewRouter(rpcClient *rpc.Client, transactor *transactions.Transactor, tokenManager *token.Manager, marketManager *market.Manager,
	collectibles *collectibles.Service, collectiblesManager *collectibles.Manager, ensService *ens.Service, stickersService *stickers.Service) *Router

func (*Router) AddPathProcessor added in v0.181.31 

func (r *Router) AddPathProcessor(processor pathprocessor.PathProcessor)

func (*Router) GetFeesManager 

func (r *Router) GetFeesManager() *FeeManager

func (*Router) GetPathProcessors added in v0.179.29 

func (r *Router) GetPathProcessors() map[string]pathprocessor.PathProcessor

func (*Router) Stop added in v0.181.32 

func (r *Router) Stop()

func (*Router) StopSuggestedRoutesV2AsyncCalcualtion added in v0.181.32 

func (r *Router) StopSuggestedRoutesV2AsyncCalcualtion()

func (*Router) SuggestedRoutes 

func (r *Router) SuggestedRoutes(
	ctx context.Context,
	sendType SendType,
	addrFrom common.Address,
	addrTo common.Address,
	amountIn *big.Int,
	tokenID string,
	toTokenID string,
	disabledFromChainIDs,
	disabledToChainIDs,
	preferedChainIDs []uint64,
	gasFeeMode GasFeeMode,
	fromLockedAmount map[uint64]*hexutil.Big,
	testnetMode bool,
) (*SuggestedRoutes, error)

func (*Router) SuggestedRoutesV2 

func (r *Router) SuggestedRoutesV2(ctx context.Context, input *RouteInputParams) (*SuggestedRoutesV2, error)

func (*Router) SuggestedRoutesV2Async added in v0.181.32 

func (r *Router) SuggestedRoutesV2Async(input *RouteInputParams)

type SendType 

type SendType int
const (
	Transfer SendType = iota
	ENSRegister
	ENSRelease
	ENSSetPubKey
	StickersBuy
	Bridge
	ERC721Transfer
	ERC1155Transfer
	Swap
)

func (SendType) EstimateGas 

func (s SendType) EstimateGas(ensService *ens.Service, stickersService *stickers.Service, network *params.Network, from common.Address, tokenID string) uint64

TODO: remove this function once we fully move to routerV2

func (SendType) FetchPrices 

func (s SendType) FetchPrices(marketManager *market.Manager, tokenID string) (map[string]float64, error)

func (SendType) FindToken 

func (s SendType) FindToken(tokenManager *token.Manager, collectibles *collectibles.Service, account common.Address, network *params.Network, tokenID string) *token.Token

func (SendType) IsCollectiblesTransfer 

func (s SendType) IsCollectiblesTransfer() bool

func (SendType) IsEnsTransfer added in v0.179.28 

func (s SendType) IsEnsTransfer() bool

func (SendType) IsStickersTransfer added in v0.180.31 

func (s SendType) IsStickersTransfer() bool

type SuggestedFees 

type SuggestedFees struct {
	GasPrice             *big.Int       `json:"gasPrice"`
	BaseFee              *big.Int       `json:"baseFee"`
	MaxFeesLevels        *MaxFeesLevels `json:"maxFeesLevels"`
	MaxPriorityFeePerGas *big.Int       `json:"maxPriorityFeePerGas"`
	L1GasFee             *big.Float     `json:"l1GasFee,omitempty"`
	EIP1559Enabled       bool           `json:"eip1559Enabled"`
}

type SuggestedFeesGwei added in v0.180.31 

type SuggestedFeesGwei struct {
	GasPrice             *big.Float `json:"gasPrice"`
	BaseFee              *big.Float `json:"baseFee"`
	MaxPriorityFeePerGas *big.Float `json:"maxPriorityFeePerGas"`
	MaxFeePerGasLow      *big.Float `json:"maxFeePerGasLow"`
	MaxFeePerGasMedium   *big.Float `json:"maxFeePerGasMedium"`
	MaxFeePerGasHigh     *big.Float `json:"maxFeePerGasHigh"`
	L1GasFee             *big.Float `json:"l1GasFee,omitempty"`
	EIP1559Enabled       bool       `json:"eip1559Enabled"`
}

////////////////////////////////////////////////////////////////////////////// TODO: remove `SuggestedFeesGwei` struct once new router is in place //////////////////////////////////////////////////////////////////////////////

type SuggestedRoutes 

type SuggestedRoutes struct {
	Best                  []*Path
	Candidates            []*Path
	TokenPrice            float64
	NativeChainTokenPrice float64
}

type SuggestedRoutesV2 

type SuggestedRoutesV2 struct {
	Uuid                  string
	Best                  []*PathV2
	Candidates            []*PathV2
	TokenPrice            float64
	NativeChainTokenPrice float64
}

type TransactionEstimation 

type TransactionEstimation int
const (
	Unknown TransactionEstimation = iota
	LessThanOneMinute
	LessThanThreeMinutes
	LessThanFiveMinutes
	MoreThanFiveMinutes
)

Source Files

View all Source files

Directories

Path Synopsis
cbridge
mock_pathprocessor
Package mock_pathprocessor is a generated GoMock package.
 Package mock_pathprocessor is a generated GoMock package.
proto_cbridge

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