tadd 'txpos' field to lightning history items, in case two transactions have the same timestamp - electrum - Electrum Bitcoin wallet
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       ---
   DIR commit d94e40d2be2774aeec63a71add57d6071f94f3d4
   DIR parent 7a51f034e4696715b198226b88cc26d5d944c816
  HTML Author: ThomasV <thomasv@electrum.org>
       Date:   Fri,  1 Mar 2019 14:54:41 +0100
       
       add 'txpos' field to lightning history items, in case two transactions have the same timestamp
       
       Diffstat:
         M electrum/gui/qt/history_list.py     |       7 +++++--
       
       1 file changed, 5 insertions(+), 2 deletions(-)
       ---
   DIR diff --git a/electrum/gui/qt/history_list.py b/electrum/gui/qt/history_list.py
       t@@ -140,6 +140,7 @@ class HistoryModel(QAbstractItemModel, Logger):
                timestamp = tx_item['timestamp']
                if is_lightning:
                    status = 0
       +            txpos = tx_item['txpos']
                    if timestamp is None:
                        status_str = 'unconfirmed'
                    else:
       t@@ -165,7 +166,7 @@ class HistoryModel(QAbstractItemModel, Logger):
                        HistoryColumns.STATUS:
                            # height breaks ties for unverified txns
                            # txpos breaks ties for verified same block txns
       -                    (-timestamp, conf, -status, -height, -txpos) if not is_lightning else (-timestamp, 0,0,0,0),
       +                    (-timestamp, conf, -status, -height, -txpos) if not is_lightning else (-timestamp, 0,0,0,-txpos),
                        HistoryColumns.DESCRIPTION:
                            tx_item['label'] if 'label' in tx_item else None,
                        HistoryColumns.AMOUNT:
       t@@ -286,7 +287,7 @@ class HistoryModel(QAbstractItemModel, Logger):
                for tx_item in r['transactions']:
                    txid = tx_item['txid']
                    transactions[txid] = tx_item
       -        for tx_item in lightning_history:
       +        for i, tx_item in enumerate(lightning_history):
                    txid = tx_item.get('txid')
                    ln_value = tx_item['amount_msat']/1000.
                    if txid and txid in transactions:
       t@@ -297,8 +298,10 @@ class HistoryModel(QAbstractItemModel, Logger):
                    else:
                        tx_item['lightning'] = True
                        tx_item['ln_value'] = Satoshis(ln_value)
       +                tx_item['txpos'] = i # for sorting
                        key = tx_item['payment_hash'] if 'payment_hash' in tx_item else tx_item['type'] + tx_item['channel_id']
                        transactions[key] = tx_item
       +
                self.beginInsertRows(QModelIndex(), 0, len(transactions)-1)
                self.transactions = transactions
                self.endInsertRows()