mirror of
https://github.com/lightninglabs/loop.git
synced 2026-08-13 12:33:03 +02:00
79 lines
3 KiB
Go
79 lines
3 KiB
Go
package loopin
|
|
|
|
import (
|
|
"context"
|
|
|
|
"github.com/btcsuite/btcd/btcutil"
|
|
"github.com/lightninglabs/loop"
|
|
"github.com/lightninglabs/loop/fsm"
|
|
"github.com/lightninglabs/loop/staticaddr/address"
|
|
"github.com/lightninglabs/loop/staticaddr/deposit"
|
|
"github.com/lightninglabs/loop/staticaddr/script"
|
|
"github.com/lightningnetwork/lnd/lntypes"
|
|
"github.com/lightningnetwork/lnd/routing/route"
|
|
"github.com/lightningnetwork/lnd/zpay32"
|
|
)
|
|
|
|
type (
|
|
// ValidateLoopInContract validates the contract parameters against our
|
|
// request.
|
|
ValidateLoopInContract func(height int32, htlcExpiry int32) error
|
|
)
|
|
|
|
// AddressManager handles fetching of address parameters.
|
|
type AddressManager interface {
|
|
// GetStaticAddressParameters returns the static address parameters.
|
|
GetStaticAddressParameters(ctx context.Context) (*address.Parameters,
|
|
error)
|
|
|
|
// GetStaticAddress returns the deposit address for the given client and
|
|
// server public keys.
|
|
GetStaticAddress(ctx context.Context) (*script.StaticAddress, error)
|
|
}
|
|
|
|
// DepositManager handles the interaction of loop-ins with deposits.
|
|
type DepositManager interface {
|
|
// GetAllDeposits returns all known deposits from the database store.
|
|
GetAllDeposits(ctx context.Context) ([]*deposit.Deposit, error)
|
|
|
|
// AllStringOutpointsActiveDeposits returns all deposits that have the
|
|
// given outpoints and are in the given state. If any of the outpoints
|
|
// does not correspond to an active deposit, the function returns false.
|
|
AllStringOutpointsActiveDeposits(outpoints []string,
|
|
stateFilter fsm.StateType) ([]*deposit.Deposit, bool)
|
|
|
|
// TransitionDeposits transitions the given deposits to the next state
|
|
// based on the given event. It returns an error if the transition is
|
|
// invalid.
|
|
TransitionDeposits(ctx context.Context, deposits []*deposit.Deposit,
|
|
event fsm.EventType, expectedFinalState fsm.StateType) error
|
|
}
|
|
|
|
// StaticAddressLoopInStore provides access to the static address loop-in DB.
|
|
type StaticAddressLoopInStore interface {
|
|
// CreateLoopIn creates a loop-in record in the database.
|
|
CreateLoopIn(ctx context.Context, loopIn *StaticAddressLoopIn) error
|
|
|
|
// UpdateLoopIn updates a loop-in record in the database.
|
|
UpdateLoopIn(ctx context.Context, loopIn *StaticAddressLoopIn) error
|
|
|
|
// GetStaticAddressLoopInSwapsByStates returns all loop-ins with given
|
|
// states.
|
|
GetStaticAddressLoopInSwapsByStates(ctx context.Context,
|
|
states []fsm.StateType) ([]*StaticAddressLoopIn, error)
|
|
|
|
// IsStored checks if the loop-in is already stored in the database.
|
|
IsStored(ctx context.Context, swapHash lntypes.Hash) (bool, error)
|
|
|
|
// GetLoopInByHash returns the loop-in swap with the given hash.
|
|
GetLoopInByHash(ctx context.Context, swapHash lntypes.Hash) (
|
|
*StaticAddressLoopIn, error)
|
|
}
|
|
|
|
type QuoteGetter interface {
|
|
// GetLoopInQuote returns a quote for a loop-in swap.
|
|
GetLoopInQuote(ctx context.Context, amt btcutil.Amount,
|
|
pubKey route.Vertex, lastHop *route.Vertex,
|
|
routeHints [][]zpay32.HopHint,
|
|
initiator string, numDeposits uint32) (*loop.LoopInQuote, error)
|
|
}
|