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notifications-api/migrations/versions/0348_migrate_broadcast_settings_migrate_broadcast_settings.py
2023-07-14 14:59:23 -07:00

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Python

"""
Revision ID: 0348_migrate_broadcast_settings
Revises: 0347_add_dvla_volumes_template
Create Date: 2021-02-18 15:25:30.667098
"""
from alembic import op
import sqlalchemy as sa
from sqlalchemy import text
from sqlalchemy.dialects import postgresql
revision = '0348_migrate_broadcast_settings'
down_revision = '0347_add_dvla_volumes_template'
def upgrade():
# For every service that has the broadcast permission we want it to have
# a row in the broadcast_service_settings table
#
# If it doesnt have a row already, then:
# - if the service is in trial mode, add a row and set the channel as 'severe'
# - if the service is in live mode, add a row and set the channel as 'test'
#
# If it does have a row already no action needed
conn = op.get_bind()
find_services_sql = """
SELECT services.id, services.restricted
FROM services
LEFT JOIN service_permissions
ON services.id = service_permissions.service_id
WHERE service_permissions.permission = 'broadcast'
"""
services = conn.execute(find_services_sql)
for service in services:
input_params = {"service_id": service.id}
setting = conn.execute(
text("SELECT service_id, channel, provider FROM service_broadcast_settings WHERE service_id=:service_id;"),
input_params).first()
if setting:
print(f"Service {service.id} already has service_broadcast_settings. No action required")
else:
channel = "severe" if service.restricted else "test"
print(f"Service {service.id} does not have service_broadcast_settings. Will insert one with channel {channel}")
input_params = {
"service_id": service.id,
"channel": channel
}
conn.execute(text("INSERT INTO service_broadcast_settings (service_id, channel, created_at) "
"VALUES (:service_id, :channel, now());"),
input_params)
def downgrade():
# No downgrade as we do not know what the state of the table was before that it should return to
pass