cic-eth: Revert number as hex in tx-cache

apps/cic-eth/cic_eth/db/migrations/default/versions/e3b5330ee71c_.py

@@ -27,8 +27,8 @@ def upgrade():
             sa.Column('destination_token_address', sa.String(42), nullable=False),
             sa.Column('sender', sa.String(42), nullable=False),
             sa.Column('recipient', sa.String(42), nullable=False),
-            sa.Column('from_value', sa.String(), nullable=False),
+            sa.Column('from_value', sa.NUMERIC(), nullable=False),
-            sa.Column('to_value', sa.String(), nullable=True),
+            sa.Column('to_value', sa.NUMERIC(), nullable=True),
             sa.Column('block_number', sa.BIGINT(), nullable=True),
             sa.Column('tx_index', sa.Integer, nullable=True),
             )

apps/cic-eth/cic_eth/db/migrations/postgresql/versions/e3b5330ee71c_.py

@@ -19,7 +19,6 @@ def upgrade():
     op.create_table(
             'tx_cache',
             sa.Column('id', sa.Integer, primary_key=True),
-#            sa.Column('tx_id', sa.Integer, sa.ForeignKey('tx.id'), nullable=True),
             sa.Column('otx_id', sa.Integer, sa.ForeignKey('otx.id'), nullable=True),
             sa.Column('date_created', sa.DateTime, nullable=False),
             sa.Column('date_updated', sa.DateTime, nullable=False),
@@ -27,8 +26,8 @@ def upgrade():
             sa.Column('destination_token_address', sa.String(42), nullable=False),
             sa.Column('sender', sa.String(42), nullable=False),
             sa.Column('recipient', sa.String(42), nullable=False),
-            sa.Column('from_value', sa.BIGINT(), nullable=False),
+            sa.Column('from_value', sa.NUMERIC(), nullable=False),
-            sa.Column('to_value', sa.BIGINT(), nullable=True),
+            sa.Column('to_value', sa.NUMERIC(), nullable=True),
             sa.Column('block_number', sa.BIGINT(), nullable=True),
             sa.Column('tx_index', sa.Integer, nullable=True),
             )

apps/cic-eth/cic_eth/db/models/tx.py

@@ -2,7 +2,7 @@
 import datetime
 
 # third-party imports
-from sqlalchemy import Column, String, Integer, DateTime, Enum, ForeignKey, Boolean
+from sqlalchemy import Column, String, Integer, DateTime, Enum, ForeignKey, Boolean, NUMERIC
 from sqlalchemy.ext.hybrid import hybrid_method, hybrid_property
 #from sqlalchemy.orm import relationship, backref
 #from sqlalchemy.ext.declarative import declarative_base
@@ -55,8 +55,8 @@ class TxCache(SessionBase):
     destination_token_address = Column(String(42))
     sender = Column(String(42))
     recipient = Column(String(42))
-    from_value = Column(String())
+    from_value = Column(NUMERIC())
-    to_value = Column(String())
+    to_value = Column(NUMERIC())
     block_number = Column(Integer())
     tx_index = Column(Integer())
     date_created = Column(DateTime, default=datetime.datetime.utcnow)
@@ -64,16 +64,6 @@ class TxCache(SessionBase):
     date_checked = Column(DateTime, default=datetime.datetime.utcnow)
 
 
-    def values(self):
-        from_value_hex = bytes.fromhex(self.from_value)
-        from_value = int.from_bytes(from_value_hex, 'big')
-
-        to_value_hex = bytes.fromhex(self.to_value)
-        to_value = int.from_bytes(to_value_hex, 'big')
-
-        return (from_value, to_value)
-
-
     def check(self):
         """Update the "checked" timestamp to current time.
 
@@ -116,15 +106,14 @@ class TxCache(SessionBase):
         if otx == None:
             raise NotLocalTxError('new {}'.format(tx_hash_new))
 
-        values = txc.values()
         txc_new = TxCache(
                 otx.tx_hash,
                 txc.sender,
                 txc.recipient,
                 txc.source_token_address,
                 txc.destination_token_address,
-                values[0],
+                int(txc.from_value),
-                values[1],
+                int(txc.to_value),
                 )
         localsession.add(txc_new)
         localsession.commit()
@@ -141,17 +130,12 @@ class TxCache(SessionBase):
             raise FileNotFoundError('outgoing transaction record unknown {} (add a Tx first)'.format(tx_hash))
         self.otx_id = tx.id
 
-#        if tx == None:
-#            session.close()
-#            raise ValueError('tx hash {} (outgoing: {}) not found'.format(tx_hash, outgoing))
-#        session.close()
-
         self.sender = sender
         self.recipient = recipient
         self.source_token_address = source_token_address
         self.destination_token_address = destination_token_address
-        self.from_value = num_serialize(from_value).hex()
+        self.from_value = from_value
-        self.to_value = num_serialize(to_value).hex()
+        self.to_value = to_value
         self.block_number = block_number
         self.tx_index = tx_index
         # not automatically set in sqlite, it seems:

apps/cic-eth/cic_eth/queue/tx.py

@@ -378,7 +378,6 @@ def get_tx_cache(tx_hash):
 
     session.close()
 
-    values = txc.values()
     tx = {
         'tx_hash': otx.tx_hash,
         'signed_tx': otx.signed_tx,
@@ -389,8 +388,8 @@ def get_tx_cache(tx_hash):
         'destination_token': txc.destination_token_address,
         'sender': txc.sender,
         'recipient': txc.recipient,
-        'from_value': values[0],
+        'from_value': int(txc.from_value),
-        'to_value': values[1],
+        'to_value': int(txc.to_value),
         'date_created': txc.date_created,
         'date_updated': txc.date_updated,
         'date_checked': txc.date_checked,

apps/cic-eth/tests/unit/db/test_tx.py

@@ -59,9 +59,8 @@ def test_set(
         assert (tx_stored.recipient == tx_def['to'])
         assert (tx_stored.source_token_address == bogus_from_token)
         assert (tx_stored.destination_token_address == zero_address)
-        assert (tx_stored.from_value == '1b1ae4d6e2ef500000')
+        assert (tx_stored.from_value == tx_def['value'])
-        assert (tx_stored.to_value == '0d8d726b7177a80000')
+        assert (tx_stored.to_value == to_value)
-        assert (tx_stored.values() == (tx_def['value'], to_value))
         assert (tx_stored.block_number == 666)
         assert (tx_stored.tx_index == 13)
 

apps/cic-eth/tests/unit/eth/test_bancor.py

@@ -126,4 +126,5 @@ def test_queue_cache_convert(
     assert txc.recipient == init_w3.eth.accounts[0]
     assert txc.source_token_address == bancor_tokens[0]
     assert txc.destination_token_address == bancor_tokens[1]
-    assert txc.values() == (amount, amount)
+    assert txc.from_value == amount
+    assert txc.to_value == amount

apps/cic-eth/tests/unit/eth/test_token.py

@@ -85,4 +85,5 @@ def test_queue_cache_transfer(
     assert txc.recipient == init_w3.eth.accounts[1]
     assert txc.source_token_address == bancor_tokens[0]
     assert txc.destination_token_address == bancor_tokens[0]
-    assert txc.values() == (value, value)
+    assert txc.from_value == value
+    assert txc.to_value == value