Add jobs.notifications_delivered and jobs.notifications_failed counts to the jobs table.

migrations/versions/0021_add_delivered_failed_counts.py

@@ -0,0 +1,48 @@
+"""empty message
+
+Revision ID: 0021_add_delivered_failed_counts
+Revises: 0020_template_history_fix
+Create Date: 2016-05-23 15:05:25.109346
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = '0021_add_delivered_failed_counts'
+down_revision = '0020_template_history_fix'
+
+from alembic import op
+import sqlalchemy as sa
+
+
+def upgrade():
+    ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('jobs', sa.Column('notifications_delivered', sa.Integer(), nullable=True))
+    op.add_column('jobs', sa.Column('notifications_failed', sa.Integer(), nullable=True))
+    conn = op.get_bind()
+    results = conn.execute("select distinct job_id from notifications")
+    res = results.fetchall()
+
+    for x in res:
+        if x.job_id:
+            op.execute("update jobs set notifications_delivered = ("
+                       "select count(status) from notifications where status = 'delivered' and job_id = '{}' "
+                       "group by status, job_id)"
+                       "where jobs.id = '{}'".format(x.job_id, x.job_id))
+
+            op.execute("update jobs set notifications_failed = ("
+                       "select count(status) from notifications "
+                       "where status in ('failed','technical-failure', 'temporary-failure', 'permanent-failure') "
+                       "and job_id = '{}' group by status, job_id)"
+                       "where jobs.id = '{}'".format(x.job_id, x.job_id))
+    op.execute("update jobs set notifications_delivered = 0 where notifications_delivered is null")
+    op.execute("update jobs set notifications_failed = 0 where notifications_failed is null")
+    op.alter_column('jobs', 'notifications_delivered', nullable=False)
+    op.alter_column('jobs', 'notifications_failed', nullable=False)
+    ### end Alembic commands ###
+
+
+def downgrade():
+    ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('jobs', 'notifications_failed')
+    op.drop_column('jobs', 'notifications_delivered')
+    ### end Alembic commands ###