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80 lines
2.8 KiB
Go
80 lines
2.8 KiB
Go
package loopdb
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import (
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"context"
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"time"
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"github.com/lightningnetwork/lnd/lntypes"
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)
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// SwapStore is the primary database interface used by the loopd system. It
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// houses information for all pending completed/failed swaps.
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type SwapStore interface {
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// FetchLoopOutSwaps returns all swaps currently in the store.
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FetchLoopOutSwaps(ctx context.Context) ([]*LoopOut, error)
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// FetchLoopOutSwap returns the loop out swap with the given hash.
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FetchLoopOutSwap(ctx context.Context, hash lntypes.Hash) (*LoopOut, error)
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// CreateLoopOut adds an initiated swap to the store.
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CreateLoopOut(ctx context.Context, hash lntypes.Hash,
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swap *LoopOutContract) error
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// BatchCreateLoopOut creates a batch of loop out swaps to the store.
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BatchCreateLoopOut(ctx context.Context,
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swaps map[lntypes.Hash]*LoopOutContract) error
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// UpdateLoopOut stores a new event for a target loop out swap. This
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// appends to the event log for a particular swap as it goes through
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// the various stages in its lifetime.
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UpdateLoopOut(ctx context.Context, hash lntypes.Hash, time time.Time,
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state SwapStateData) error
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// FetchLoopInSwaps returns all swaps currently in the store.
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FetchLoopInSwaps(ctx context.Context) ([]*LoopIn, error)
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// CreateLoopIn adds an initiated swap to the store.
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CreateLoopIn(ctx context.Context, hash lntypes.Hash,
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swap *LoopInContract) error
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// BatchCreateLoopIn creates a batch of loop in swaps to the store.
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BatchCreateLoopIn(ctx context.Context,
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swaps map[lntypes.Hash]*LoopInContract) error
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// UpdateLoopIn stores a new event for a target loop in swap. This
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// appends to the event log for a particular swap as it goes through
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// the various stages in its lifetime.
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UpdateLoopIn(ctx context.Context, hash lntypes.Hash, time time.Time,
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state SwapStateData) error
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// BatchInsertUpdate inserts batch of swap updates to the store.
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BatchInsertUpdate(ctx context.Context,
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updateData map[lntypes.Hash][]BatchInsertUpdateData) error
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// PutLiquidityParams writes the serialized `manager.Parameters` bytes
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// into the bucket.
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//
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// NOTE: it's the caller's responsibility to encode the param. Atm,
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// it's encoding using the proto package's `Marshal` method.
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PutLiquidityParams(ctx context.Context, params []byte) error
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// FetchLiquidityParams reads the serialized `manager.Parameters` bytes
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// from the bucket.
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//
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// NOTE: it's the caller's responsibility to decode the param. Atm,
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// it's decoding using the proto package's `Unmarshal` method.
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FetchLiquidityParams(ctx context.Context) ([]byte, error)
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// Close closes the underlying database.
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Close() error
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}
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// BatchInsertUpdateData is a struct that holds the data for the
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// BatchInsertUpdate function.
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type BatchInsertUpdateData struct {
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Time time.Time
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State SwapStateData
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}
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// TODO(roasbeef): back up method in interface?
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