Add pdf column and uploader

alembic/versions/1f690989e38e_add_pdf_to_task_order.py

@@ -0,0 +1,36 @@
+"""Add PDF to Task Order
+
+Revision ID: 1f690989e38e
+Revises: 0ff4c31c4d28
+Create Date: 2019-02-04 15:56:57.642156
+
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+# revision identifiers, used by Alembic.
+revision = '1f690989e38e'
+down_revision = '0ff4c31c4d28'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('task_orders', sa.Column('pdf_attachment_id', postgresql.UUID(as_uuid=True), nullable=True))
+    op.drop_constraint('task_orders_attachments_attachment_id', 'task_orders', type_='foreignkey')
+    op.alter_column('task_orders', 'attachment_id', new_column_name='csp_attachment_id')
+    op.create_foreign_key(None, 'task_orders', 'attachments', ['pdf_attachment_id'], ['id'])
+    op.create_foreign_key(None, 'task_orders', 'attachments', ['csp_attachment_id'], ['id'])
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_constraint(None, 'task_orders', type_='foreignkey')
+    op.drop_constraint(None, 'task_orders', type_='foreignkey')
+    op.alter_column('task_orders', 'csp_attachment_id', new_column_name='attachment_id')
+    op.create_foreign_key('task_orders_attachments_attachment_id', 'task_orders', 'attachments', ['attachment_id'], ['id'])
+    op.drop_column('task_orders', 'pdf_attachment_id')
+    # ### end Alembic commands ###