tshow swaps as single line in history main_window.run_coroutine_from_thread - electrum - Electrum Bitcoin wallet
 (HTM) git clone https://git.parazyd.org/electrum
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       ---
 (DIR) commit f8dd62aec0b56acec03d95d8043f3555d72ac745
 (DIR) parent 46770bfd71d7675abaca3d2e74cc7b8088cd8ac4
 (HTM) Author: ThomasV <thomasv@electrum.org>
       Date:   Tue, 26 May 2020 10:02:27 +0200
       
       show swaps as single line in history
       main_window.run_coroutine_from_thread
       
       Diffstat:
         M electrum/gui/qt/main_window.py      |      11 +++++++++++
         M electrum/gui/qt/swap_dialog.py      |      10 ++++------
         M electrum/gui/qt/transaction_dialog… |       5 +++++
         M electrum/lnworker.py                |      28 ++++++++++++++++++++++++++++
         M electrum/submarine_swaps.py         |      24 ++++++++++++++++--------
         M electrum/wallet.py                  |       2 +-
       
       6 files changed, 65 insertions(+), 15 deletions(-)
       ---
 (DIR) diff --git a/electrum/gui/qt/main_window.py b/electrum/gui/qt/main_window.py
       t@@ -299,6 +299,17 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, Logger):
                Exception_Hook.maybe_setup(config=self.config,
                                           wallet=self.wallet)
        
       +    def run_coroutine_from_thread(self, coro, on_result=None):
       +        def task():
       +            try:
       +                f = asyncio.run_coroutine_threadsafe(coro, self.network.asyncio_loop)
       +                r = f.result()
       +                if on_result:
       +                    on_result(r)
       +            except Exception as e:
       +                self.show_error(str(e))
       +        self.wallet.thread.add(task)
       +
            def on_fx_history(self):
                self.history_model.refresh('fx_history')
                self.address_list.update()
 (DIR) diff --git a/electrum/gui/qt/swap_dialog.py b/electrum/gui/qt/swap_dialog.py
       t@@ -122,9 +122,7 @@ class SwapDialog(WindowModalDialog):
                self.send_amount_e.follows = False
                self.send_follows = True
        
       -    def get_pairs(self):
       -        fut = asyncio.run_coroutine_threadsafe(self.swap_manager.get_pairs(), self.network.asyncio_loop)
       -        pairs = fut.result()
       +    def on_pairs(self, pairs):
                fees = pairs['pairs']['BTC/BTC']['fees']
                self.percentage = fees['percentage']
                self.normal_fee = fees['minerFees']['baseAsset']['normal']
       t@@ -181,14 +179,14 @@ class SwapDialog(WindowModalDialog):
                return x
        
            def run(self):
       -        self.get_pairs()
       +        self.window.run_coroutine_from_thread(self.swap_manager.get_pairs(), self.on_pairs)
                if not self.exec_():
                    return
                if self.is_reverse:
                    lightning_amount = self.send_amount_e.get_amount()
                    onchain_amount = self.recv_amount_e.get_amount() + self.claim_fee
                    coro = self.swap_manager.reverse_swap(lightning_amount, onchain_amount)
       -            asyncio.run_coroutine_threadsafe(coro, self.network.asyncio_loop)
       +            self.window.run_coroutine_from_thread(coro)
                else:
                    lightning_amount = self.recv_amount_e.get_amount()
                    onchain_amount = self.send_amount_e.get_amount()
       t@@ -196,4 +194,4 @@ class SwapDialog(WindowModalDialog):
        
            def do_normal_swap(self, lightning_amount, onchain_amount, password):
                coro = self.swap_manager.normal_swap(lightning_amount, onchain_amount, password)
       -        asyncio.run_coroutine_threadsafe(coro, self.network.asyncio_loop)
       +        self.window.run_coroutine_from_thread(coro)
 (DIR) diff --git a/electrum/gui/qt/transaction_dialog.py b/electrum/gui/qt/transaction_dialog.py
       t@@ -414,6 +414,11 @@ class BaseTxDialog(QDialog, MessageBoxMixin):
                        tx_mined_status = self.wallet.lnworker.lnwatcher.get_tx_height(txid)
                else:
                    ln_amount = None
       +        swap_history = self.wallet.lnworker.get_swap_history() if self.wallet.lnworker else {}
       +        if txid in swap_history:
       +            item = swap_history[txid]
       +            ln_amount = item['lightning_amount']
       +
                self.broadcast_button.setEnabled(tx_details.can_broadcast)
                can_sign = not self.tx.is_complete() and \
                    (self.wallet.can_sign(self.tx) or bool(self.external_keypairs))
 (DIR) diff --git a/electrum/lnworker.py b/electrum/lnworker.py
       t@@ -626,9 +626,37 @@ class LNWallet(LNWorker):
                        'payment_hash': key,
                        'preimage': preimage,
                    }
       +            # add txid to merge item with onchain item
       +            swap_info = self.swap_manager.get_swap(preimage)
       +            if swap_info:
       +                is_reverse = swap_info.get('invoice')
       +                if is_reverse:
       +                    item['txid'] = swap_info.get('claim_txid')
       +                    lightning_amount = swap_info.get('lightning_amount')
       +                    item['label'] = 'Reverse swap' + ' ' + self.config.format_amount_and_units(lightning_amount)
       +                else:
       +                    item['txid'] = swap_info.get('funding_txid')
       +                    onchain_amount = swap_info["expectedAmount"]
       +                    item['label'] = 'Normal swap' + ' ' + self.config.format_amount_and_units(onchain_amount)
       +            # done
                    out[payment_hash] = item
                return out
        
       +    def get_swap_history(self):
       +        out = {}
       +        for k, swap_info in self.swap_manager.swaps.items():
       +            is_reverse = swap_info.get('invoice')
       +            if is_reverse:
       +                txid = swap_info.get('claim_txid')
       +            else:
       +                txid = swap_info.get('funding_txid')
       +            if txid is None:
       +                continue
       +            out[txid] = {
       +                'lightning_amount': swap_info.get('lightning_amount', 0) * (-1 if is_reverse else 1)
       +            }
       +        return out
       +
            def get_onchain_history(self):
                out = {}
                # add funding events
 (DIR) diff --git a/electrum/submarine_swaps.py b/electrum/submarine_swaps.py
       t@@ -96,6 +96,9 @@ class SwapManager(Logger):
                    address = self.wallet.get_unused_address()
                    tx = create_claim_tx(txin, redeem_script, preimage, privkey, address, amount_sat, locktime)
                    await self.network.broadcast_transaction(tx)
       +            # save txid
       +            what = 'claim_txid' if preimage else 'refund_txid'
       +            self.swaps[preimage.hex()][what] = tx.txid()
        
            def get_tx_fee(self):
                return self.lnwatcher.config.estimate_fee(136, allow_fallback_to_static_rates=True)
       t@@ -106,8 +109,8 @@ class SwapManager(Logger):
                self.wallet = wallet
                self.lnworker = wallet.lnworker
                self.lnwatcher = self.wallet.lnworker.lnwatcher
       -        swaps = self.wallet.db.get_dict('submarine_swaps')
       -        for key, data in swaps.items():
       +        self.swaps = self.wallet.db.get_dict('submarine_swaps')
       +        for data in self.swaps.values():
                    redeem_script = bytes.fromhex(data['redeemScript'])
                    locktime = data['timeoutBlockHeight']
                    privkey = bytes.fromhex(data['privkey'])
       t@@ -121,6 +124,9 @@ class SwapManager(Logger):
                        preimage = 0
                    self.add_lnwatcher_callback(lockup_address, onchain_amount, redeem_script, preimage, privkey, locktime)
        
       +    def get_swap(self, preimage_hex):
       +        return self.swaps.get(preimage_hex)
       +
            def add_lnwatcher_callback(self, lockup_address, onchain_amount, redeem_script, preimage, privkey, locktime):
                callback = lambda: self._claim_swap(lockup_address, onchain_amount, redeem_script, preimage, privkey, locktime)
                self.lnwatcher.add_callback(lockup_address, callback)
       t@@ -166,14 +172,16 @@ class SwapManager(Logger):
                assert onchain_amount <= expected_onchain_amount, (onchain_amount, expected_onchain_amount)
                # verify that they are not locking up funds for more than a day
                assert locktime - self.network.get_local_height() < 144
       +        # create funding tx
       +        outputs = [PartialTxOutput.from_address_and_value(lockup_address, onchain_amount)]
       +        tx = self.wallet.create_transaction(outputs=outputs, rbf=False, password=password)
                # save swap data in wallet in case we need a refund
                data['privkey'] = privkey.hex()
                data['preimage'] = preimage.hex()
       -        swaps = self.wallet.db.get_dict('submarine_swaps')
       -        swaps[response_id] = data
       +        data['lightning_amount'] = lightning_amount
       +        data['funding_txid'] = tx.txid()
       +        self.swaps[preimage.hex()] = data
                self.add_lnwatcher_callback(lockup_address, onchain_amount, redeem_script, 0, privkey, locktime)
       -        outputs = [PartialTxOutput.from_address_and_value(lockup_address, onchain_amount)]
       -        tx = self.wallet.create_transaction(outputs=outputs, rbf=False, password=password)
                await self.network.broadcast_transaction(tx)
                #
                attempt = await self.lnworker.await_payment(payment_hash)
       t@@ -226,9 +234,9 @@ class SwapManager(Logger):
                # save swap data in wallet in case payment fails
                data['privkey'] = privkey.hex()
                data['preimage'] = preimage.hex()
       +        data['lightning_amount'] = amount_sat
                # save data to wallet file
       -        swaps = self.wallet.db.get_dict('submarine_swaps')
       -        swaps[response_id] = data
       +        self.swaps[preimage.hex()] = data
                # add callback to lnwatcher
                self.add_lnwatcher_callback(lockup_address, onchain_amount, redeem_script, preimage, privkey, locktime)
                # initiate payment.
 (DIR) diff --git a/electrum/wallet.py b/electrum/wallet.py
       t@@ -835,7 +835,7 @@ class Abstract_Wallet(AddressSynchronizer, ABC):
                        item = transactions_tmp[txid]
                        item['label'] = tx_item['label']
                        item['type'] = tx_item['type']
       -                item['channel_id'] = tx_item['channel_id']
       +                #item['channel_id'] = tx_item['channel_id']
                        item['ln_value'] = Satoshis(ln_value)
                    else:
                        tx_item['lightning'] = True