wtxmgr: add transaction label to TxDetails

This commit is contained in:
carla 2020-04-30 09:08:11 +02:00
parent 9aed49070d
commit f852d2f991
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GPG key ID: 4CA7FE54A6213C91

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@ -39,6 +39,7 @@ type TxDetails struct {
Block BlockMeta
Credits []CreditRecord
Debits []DebitRecord
Label string
}
// minedTxDetails fetches the TxDetails for the mined transaction with hash
@ -90,7 +91,17 @@ func (s *Store) minedTxDetails(ns walletdb.ReadBucket, txHash *chainhash.Hash, r
details.Debits = append(details.Debits, debIter.elem)
}
return &details, debIter.err
if debIter.err != nil {
return nil, debIter.err
}
// Finally, we add the transaction label to details.
details.Label, err = s.TxLabel(ns, *txHash)
if err != nil {
return nil, err
}
return &details, nil
}
// unminedTxDetails fetches the TxDetails for the unmined transaction with the
@ -158,9 +169,40 @@ func (s *Store) unminedTxDetails(ns walletdb.ReadBucket, txHash *chainhash.Hash,
})
}
// Finally, we add the transaction label to details.
details.Label, err = s.TxLabel(ns, *txHash)
if err != nil {
return nil, err
}
return &details, nil
}
// TxLabel looks up a transaction label for the txHash provided. If the store
// has no labels in it, or the specific txHash does not have a label, an empty
// string and no error are returned.
func (s *Store) TxLabel(ns walletdb.ReadBucket, txHash chainhash.Hash) (string,
error) {
label, err := FetchTxLabel(ns, txHash)
switch err {
// If there are no saved labels yet (the bucket has not been created) or
// there is not a label for this particular tx, we ignore the error.
case ErrNoLabelBucket:
fallthrough
case ErrTxLabelNotFound:
return "", nil
// If we found the label, we return it.
case nil:
return label, nil
}
// Otherwise, another error occurred while looking uo the label, so we
// return it.
return "", err
}
// TxDetails looks up all recorded details regarding a transaction with some
// hash. In case of a hash collision, the most recent transaction with a
// matching hash is returned.