20 lines
612 B
Go
20 lines
612 B
Go
package usecase
|
|
|
|
import (
|
|
"context"
|
|
|
|
"github.com/optclblast/blk/internal/entities"
|
|
)
|
|
|
|
// NodeClient is an node provider client presentation interface
|
|
type NodeClient interface {
|
|
// LastBlockNumber return last block number.
|
|
LastBlockNumber(ctx context.Context) (entities.BlockNumber, error)
|
|
|
|
// BlockInfoByNumber accepts block number and returns all information, including
|
|
// transactions, related to that block.
|
|
// BlockInfoByNumber may return ErrorRateLimitExceeded and you may want to wrap it into
|
|
// backoff
|
|
BlockInfoByNumber(ctx context.Context, num entities.BlockNumber) (*entities.Block, error)
|
|
}
|