func ExportFctChain(db interfaces.DBOverlay) error {
fmt.Printf("ExportFctChain\n")
// get all aBlocks from db
fBlocks, err := db.FetchAllFBlocks()
if err != nil {
return err
}
sort.Sort(util.ByFBlockIDAccending(fBlocks))
for _, block := range fBlocks {
err = ExportBlock(block.(interfaces.DatabaseBatchable))
if err != nil {
return err
}
}
return nil
}