add last_delete back into account

migrations/versions/6fd1f5b43824_add_last_delete_back.py

@@ -0,0 +1,26 @@
+"""add last_delete back
+
+Revision ID: 6fd1f5b43824
+Revises: d97fa46b5560
+Create Date: 2017-08-29 17:22:00.747220
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '6fd1f5b43824'
+down_revision = 'd97fa46b5560'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.add_column('accounts', sa.Column('last_delete', sa.DateTime(), nullable=True))
+    op.create_index(op.f('ix_accounts_last_delete'), 'accounts', ['last_delete'], unique=False)
+
+
+def downgrade():
+    op.drop_index(op.f('ix_accounts_last_delete'), table_name='accounts')
+    op.drop_column('accounts', 'last_delete')

model.py

@@ -93,12 +93,14 @@ class Account(TimestampMixin, RemoteIDMixin):
 
     last_fetch = db.Column(db.DateTime, server_default='epoch', index=True)
     last_refresh = db.Column(db.DateTime, server_default='epoch', index=True)
+    last_delete = db.Column(db.DateTime, index=True)
     next_delete = db.Column(db.DateTime, server_default='epoch', index=True)
 
     def touch_fetch(self):
         self.last_fetch = db.func.now()
 
     def touch_delete(self):
+        self.last_delete = db.func.now()
         # if it's been more than 1 delete cycle ago that we've deleted a post,
         # reset next_delete to be 1 cycle away
         if(datetime.now() - self.next_delete > self.policy_delete_every):