block_header

type Middleware func(Store) Store

type Option func(*Options)

type Options struct {
	Middlewares []Middleware
}

type Store interface {
	InsertTd(data *model.TotalDifficulty) error
	Insert(data *model.Header) error
	Delete(from, to int64) (err error)
	FindTd(hash []byte) (result *model.TotalDifficulty, err error)
	FindBlockByNumber(blockNumber int64) (result *model.Header, err error)
	FindBlockByHash(hash []byte) (result *model.Header, err error)
	FindLatestBlock() (result *model.Header, err error)
}