Merge pull request #17 from yuriiz/master

Remove swap fee limit

alembic/versions/4957211c454a_.py

@@ -0,0 +1,34 @@
+"""empty message
+
+Revision ID: 4957211c454a
+Revises: 4436616b48ab
+Create Date: 2021-08-12 13:18:48.555509
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '4957211c454a'
+down_revision = '4436616b48ab'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.alter_column('swap', 'swap_fee_amount',
+               existing_type=sa.NUMERIC(precision=21, scale=0),
+               type_=sa.Numeric(),
+               existing_nullable=True)
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.alter_column('swap', 'swap_fee_amount',
+               existing_type=sa.Numeric(),
+               type_=sa.NUMERIC(precision=21, scale=0),
+               existing_nullable=True)
+    # ### end Alembic commands ###

models.py

@@ -49,7 +49,7 @@ class Swap(Base):
     from_amount = Column(Numeric(), nullable=False)
     to_amount = Column(Numeric(), nullable=False)
     filter_mode = Column(String(32), nullable=False)
-    swap_fee_amount = Column(Numeric(21))
+    swap_fee_amount = Column(Numeric())
     pair = relationship(
         Pair, backref=backref("swaps", uselist=True, cascade="delete,all")
     )