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channeldb/payments: extract common info fetch into fetchCreationInfo

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This commit is contained in:
Johan T. Halseth
2020-04-01 00:13:27 +02:00
parent 36a80b4d51
commit 9a1ec950bd
2 changed files with 13 additions and 16 deletions
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20
channeldb/payments.go
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@@ -252,6 +252,16 @@ func (db *DB) FetchPayments() ([]*MPPayment, error) {
return payments, nil
}
func fetchCreationInfo(bucket kvdb.ReadBucket) (*PaymentCreationInfo, error) {
b := bucket.Get(paymentCreationInfoKey)
if b == nil {
return nil, fmt.Errorf("creation info not found")
}
r := bytes.NewReader(b)
return deserializePaymentCreationInfo(r)
}
func fetchPayment(bucket kvdb.ReadBucket) (*MPPayment, error) {
seqBytes := bucket.Get(paymentSequenceKey)
if seqBytes == nil {
@@ -261,13 +271,7 @@ func fetchPayment(bucket kvdb.ReadBucket) (*MPPayment, error) {
sequenceNum := binary.BigEndian.Uint64(seqBytes)
// Get the PaymentCreationInfo.
b := bucket.Get(paymentCreationInfoKey)
if b == nil {
return nil, fmt.Errorf("creation info not found")
}
r := bytes.NewReader(b)
creationInfo, err := deserializePaymentCreationInfo(r)
creationInfo, err := fetchCreationInfo(bucket)
if err != nil {
return nil, err
@@ -285,7 +289,7 @@ func fetchPayment(bucket kvdb.ReadBucket) (*MPPayment, error) {
// Get failure reason if available.
var failureReason *FailureReason
b = bucket.Get(paymentFailInfoKey)
b := bucket.Get(paymentFailInfoKey)
if b != nil {
reason := FailureReason(b[0])
failureReason = &reason