Database changes to enable the new provider details table

- this will contain details as too which clients / notification types / priority etc for each delivery partner.

BREAKING CHANGE.

this pull request is ONLY the db changes. Everything is likely to break in the API until the code is updated.

migrations/versions/0011_ad_provider_details.py

@@ -0,0 +1,76 @@
+"""empty message
+
+Revision ID: 0011_ad_provider_details
+Revises: 0010_events_table
+Create Date: 2016-05-05 09:14:29.328841
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = '0011_ad_provider_details'
+down_revision = '0010_events_table'
+
+import uuid
+
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+def upgrade():
+    op.create_table('provider_details',
+    sa.Column('id', postgresql.UUID(as_uuid=True), nullable=False),
+    sa.Column('display_name', sa.String(), nullable=False),
+    sa.Column('identifier', sa.String(), nullable=False),
+    sa.Column('priority', sa.Integer(), nullable=False),
+    sa.Column('notification_type', sa.Enum('email', 'sms', 'letter', name='notification_type'), nullable=False),
+    sa.Column('active', sa.Boolean(), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+
+    op.add_column('provider_rates', sa.Column('provider_id', postgresql.UUID(as_uuid=True), nullable=True))
+    op.create_index(op.f('ix_provider_rates_provider_id'), 'provider_rates', ['provider_id'], unique=False)
+    op.create_foreign_key(None, 'provider_rates', 'provider_details', ['provider_id'], ['id'])
+    op.add_column('provider_statistics', sa.Column('provider_id', postgresql.UUID(as_uuid=True), nullable=True))
+    op.create_index(op.f('ix_provider_statistics_provider_id'), 'provider_statistics', ['provider_id'], unique=False)
+    op.create_foreign_key(None, 'provider_statistics', 'provider_details', ['provider_id'], ['id'])
+
+    op.execute(
+        "INSERT INTO provider_details (id, display_name, identifier, priority, notification_type, active) values ('{}', 'MMG', 'mmg', 1, 'sms', true)".format(str(uuid.uuid4()))
+    )
+    op.execute(
+        "INSERT INTO provider_details (id, display_name, identifier, priority, notification_type, active) values ('{}', 'Firetext', 'firetext', 2, 'sms', true)".format(str(uuid.uuid4()))
+    )
+    op.execute(
+        "INSERT INTO provider_details (id, display_name, identifier, priority, notification_type, active) values ('{}', 'AWS SES', 'ses', 1, 'email', true)".format(str(uuid.uuid4()))
+    )
+    op.execute(
+        "UPDATE provider_rates set provider_id = (select id from provider_details where identifier = 'mmg') where provider = 'mmg'"
+    )
+    op.execute(
+        "UPDATE provider_rates set provider_id = (select id from provider_details where identifier = 'firetext') where provider = 'firetext'"
+    )
+    op.execute(
+        "UPDATE provider_rates set provider_id = (select id from provider_details where identifier = 'ses') where provider = 'ses'"
+    )
+    op.execute(
+        "UPDATE provider_statistics set provider_id = (select id from provider_details where identifier = 'mmg') where provider = 'mmg'"
+    )
+    op.execute(
+        "UPDATE provider_statistics set provider_id = (select id from provider_details where identifier = 'firetext') where provider = 'firetext'"
+    )
+    op.execute(
+        "UPDATE provider_statistics set provider_id = (select id from provider_details where identifier = 'ses') where provider = 'ses'"
+    )
+
+
+def downgrade():
+
+    op.drop_constraint(None, 'provider_statistics', type_='foreignkey')
+    op.drop_index(op.f('ix_provider_statistics_provider_id'), table_name='provider_statistics')
+    op.drop_column('provider_statistics', 'provider_id')
+    op.drop_constraint(None, 'provider_rates', type_='foreignkey')
+    op.drop_index(op.f('ix_provider_rates_provider_id'), table_name='provider_rates')
+    op.drop_column('provider_rates', 'provider_id')
+
+    op.drop_table('provider_details')
+    ### end Alembic commands ###