Method decomposeTransaction

src/qt/transactionrecord.cpp:27–134

* Decompose CWallet transaction to model transaction records. */

 * Decompose CWallet transaction to model transaction records.
 */
QList<TransactionRecord> TransactionRecord::decomposeTransaction(const interfaces::WalletTx& wtx)
{
    QList<TransactionRecord> parts;
    int64_t nTime = wtx.time;
    CAmount nCredit = wtx.credit;
    CAmount nDebit = wtx.debit;
    CAmount nNet = nCredit - nDebit;
    Txid hash = wtx.tx->GetHash();
    std::map<std::string, std::string> mapValue = wtx.value_map;

    bool all_from_me = true;
    bool any_from_me = false;
    if (wtx.is_coinbase) {
        all_from_me = false;
    } else {
        for (const bool mine : wtx.txin_is_mine)
        {
            all_from_me = all_from_me && mine;
            if (mine) any_from_me = true;
        }
    }

    if (all_from_me || !any_from_me) {
        CAmount nTxFee = nDebit - wtx.tx->GetValueOut();

        for(unsigned int i = 0; i < wtx.tx->vout.size(); i++)
        {
            const CTxOut& txout = wtx.tx->vout[i];

            if (all_from_me) {
                // Change is only really possible if we're the sender
                // Otherwise, someone just sent bitcoins to a change address, which should be shown
                if (wtx.txout_is_change[i]) {
                    continue;
                }

                //
                // Debit
                //

                TransactionRecord sub(hash, nTime);
                sub.idx = i;

                if (!std::get_if<CNoDestination>(&wtx.txout_address[i]))
                {
                    // Sent to Bitcoin Address
                    sub.type = TransactionRecord::SendToAddress;
                    sub.address = EncodeDestination(wtx.txout_address[i]);
                }
                else
                {
                    // Sent to IP, or other non-address transaction like OP_EVAL
                    sub.type = TransactionRecord::SendToOther;
                    sub.address = mapValue["to"];
                }

                CAmount nValue = txout.nValue;
                /* Add fee to first output */