devicehub-teal/ereuse_devicehub/migrations/versions/b4bd1538bad5_update_live.py

"""update_live

Revision ID: b4bd1538bad5
Revises: 3eb50297c365
Create Date: 2020-12-29 20:19:46.981207

"""
from alembic import context
from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import postgresql
import teal


# revision identifiers, used by Alembic.
revision = 'b4bd1538bad5'
down_revision = '3eb50297c365'
branch_labels = None
depends_on = None


def get_inv():
    INV = context.get_x_argument(as_dictionary=True).get('inventory')
    if not INV:
        raise ValueError("Inventory value is not specified")
    return INV

def upgrade():
    # Live action
    op.drop_table('live', schema=f'{get_inv()}')
    op.create_table('live',
        sa.Column('id', postgresql.UUID(as_uuid=True), nullable=False),
        sa.Column('serial_number', sa.Unicode(), nullable=True,
                  comment='The serial number of the Hard Disk in lower case.'),
        sa.Column('usage_time_hdd', sa.Interval(), nullable=True),
        sa.Column('snapshot_uuid', postgresql.UUID(as_uuid=True), nullable=False),
        sa.Column('software_version', teal.db.StrictVersionType(length=32), nullable=False),
        sa.Column('licence_version', teal.db.StrictVersionType(length=32), nullable=False),
        sa.Column('software', sa.Enum('Workbench', 'WorkbenchAndroid', 'AndroidApp', 'Web', 
            'DesktopApp', 'WorkbenchDesktop',  name='snapshotsoftware'), nullable=False),
        sa.ForeignKeyConstraint(['id'], [f'{get_inv()}.action.id'], ),
        sa.PrimaryKeyConstraint('id'),
        schema=f'{get_inv()}'
    )

def downgrade():
    op.drop_table('live', schema=f'{get_inv()}')
    op.create_table('live',
        sa.Column('id', postgresql.UUID(as_uuid=True), nullable=False),
        sa.Column('serial_number', sa.Unicode(), nullable=True,
                  comment='The serial number of the Hard Disk in lower case.'),
        sa.Column('usage_time_hdd', sa.Interval(), nullable=True),
        sa.Column('snapshot_uuid', postgresql.UUID(as_uuid=True), nullable=False),
        sa.ForeignKeyConstraint(['id'], [f'{get_inv()}.action.id'], ),
        sa.PrimaryKeyConstraint('id'),
        schema=f'{get_inv()}'
    )