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feat(BUX-157): disabling of a dust limit validation for txs with OpReturn #353

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merged 1 commit into from
Aug 7, 2023
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feat(BUX-157): disabling of a dust limit validation for txs with OpReturn #353

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11 changes: 10 additions & 1 deletion model_draft_transactions.go
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Original file line number Diff line number Diff line change
Expand Up @@ -301,7 +301,7 @@ func (m *DraftTransaction) createTransactionHex(ctx context.Context) (err error)
feePerByte := float64(m.Configuration.FeeUnit.Satoshis / m.Configuration.FeeUnit.Bytes)

reserveSatoshis := satoshisNeeded + m.estimateFee(m.Configuration.FeeUnit, 0)
if reserveSatoshis <= dustLimit {
if reserveSatoshis <= dustLimit && !m.containsOpReturn() {
m.client.Logger().Error(ctx, "amount of satoshis to send less than the dust limit")
return ErrOutputValueTooLow
}
Expand Down Expand Up @@ -904,3 +904,12 @@ func (m *DraftTransaction) SignInputs(xPriv *bip32.ExtendedKey) (signedHex strin
signedHex = txDraft.String()
return
}

func (m *DraftTransaction) containsOpReturn() bool {
for _, output := range m.Configuration.Outputs {
if output.OpReturn != nil {
return true
}
}
return false
}