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eventAPI.go
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eventAPI.go
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package events
import (
"context"
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
"github.com/ipfs/go-cid"
"github.com/filecoin-project/venus/venus-shared/types"
)
// A TipSetObserver receives notifications of tipsets
type TipSetObserver interface {
Apply(ctx context.Context, from, to *types.TipSet) error
Revert(ctx context.Context, from, to *types.TipSet) error
}
type IEvent interface {
ChainNotify(context.Context) (<-chan []*types.HeadChange, error)
ChainGetBlockMessages(context.Context, cid.Cid) (*types.BlockMessages, error)
ChainGetTipSetByHeight(context.Context, abi.ChainEpoch, types.TipSetKey) (*types.TipSet, error)
ChainGetTipSetAfterHeight(context.Context, abi.ChainEpoch, types.TipSetKey) (*types.TipSet, error)
ChainHead(context.Context) (*types.TipSet, error)
StateSearchMsg(ctx context.Context, from types.TipSetKey, msg cid.Cid, limit abi.ChainEpoch, allowReplaced bool) (*types.MsgLookup, error)
ChainGetTipSet(context.Context, types.TipSetKey) (*types.TipSet, error)
ChainGetPath(ctx context.Context, from, to types.TipSetKey) ([]*types.HeadChange, error)
StateGetActor(ctx context.Context, actor address.Address, tsk types.TipSetKey) (*types.Actor, error) // optional / for CalledMsg
}