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# to you under the Apache License, Version 2.0 (the
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"""Add fractional seconds to mysql tables

Revision ID: 4addfa1236f1
Revises: f2ca10b85618
Create Date: 2016-09-11 13:39:18.592072

"""

from alembic import op
from sqlalchemy.dialects import mysql
from alembic import context

# revision identifiers, used by Alembic.
revision = '4addfa1236f1'
down_revision = 'f2ca10b85618'
branch_labels = None
depends_on = None


def upgrade():
    if context.config.get_main_option('sqlalchemy.url').startswith('mysql'):
        op.alter_column(table_name='dag', column_name='last_scheduler_run',
                        type_=mysql.DATETIME(fsp=6))
        op.alter_column(table_name='dag', column_name='last_pickled',
                        type_=mysql.DATETIME(fsp=6))
        op.alter_column(table_name='dag', column_name='last_expired',
                        type_=mysql.DATETIME(fsp=6))

        op.alter_column(table_name='dag_pickle', column_name='created_dttm',
                        type_=mysql.DATETIME(fsp=6))

        op.alter_column(table_name='dag_run', column_name='execution_date',
                        type_=mysql.DATETIME(fsp=6))
        op.alter_column(table_name='dag_run', column_name='start_date',
                        type_=mysql.DATETIME(fsp=6))
        op.alter_column(table_name='dag_run', column_name='end_date',
                        type_=mysql.DATETIME(fsp=6))

        op.alter_column(table_name='import_error', column_name='timestamp',
                        type_=mysql.DATETIME(fsp=6))

        op.alter_column(table_name='job', column_name='start_date',
                        type_=mysql.DATETIME(fsp=6))
        op.alter_column(table_name='job', column_name='end_date',
                        type_=mysql.DATETIME(fsp=6))
        op.alter_column(table_name='job', column_name='latest_heartbeat',
                        type_=mysql.DATETIME(fsp=6))

        op.alter_column(table_name='known_event', column_name='start_date',
                        type_=mysql.DATETIME(fsp=6))
        op.alter_column(table_name='known_event', column_name='end_date',
                        type_=mysql.DATETIME(fsp=6))

        op.alter_column(table_name='log', column_name='dttm',
                        type_=mysql.DATETIME(fsp=6))
        op.alter_column(table_name='log', column_name='execution_date',
                        type_=mysql.DATETIME(fsp=6))

        op.alter_column(table_name='sla_miss', column_name='execution_date',
                        type_=mysql.DATETIME(fsp=6),
                        nullable=False)
        op.alter_column(table_name='sla_miss', column_name='timestamp',
                        type_=mysql.DATETIME(fsp=6))

        op.alter_column(table_name='task_fail', column_name='execution_date',
                        type_=mysql.DATETIME(fsp=6))
        op.alter_column(table_name='task_fail', column_name='start_date',
                        type_=mysql.DATETIME(fsp=6))
        op.alter_column(table_name='task_fail', column_name='end_date',
                        type_=mysql.DATETIME(fsp=6))

        op.alter_column(table_name='task_instance', column_name='execution_date',
                        type_=mysql.DATETIME(fsp=6),
                        nullable=False)
        op.alter_column(table_name='task_instance', column_name='start_date',
                        type_=mysql.DATETIME(fsp=6))
        op.alter_column(table_name='task_instance', column_name='end_date',
                        type_=mysql.DATETIME(fsp=6))
        op.alter_column(table_name='task_instance', column_name='queued_dttm',
                        type_=mysql.DATETIME(fsp=6))

        op.alter_column(table_name='xcom', column_name='timestamp',
                        type_=mysql.DATETIME(fsp=6))
        op.alter_column(table_name='xcom', column_name='execution_date',
                        type_=mysql.DATETIME(fsp=6))


def downgrade():
    if context.config.get_main_option('sqlalchemy.url').startswith('mysql'):
        op.alter_column(table_name='dag', column_name='last_scheduler_run',
                        type_=mysql.DATETIME())
        op.alter_column(table_name='dag', column_name='last_pickled',
                        type_=mysql.DATETIME())
        op.alter_column(table_name='dag', column_name='last_expired',
                        type_=mysql.DATETIME())

        op.alter_column(table_name='dag_pickle', column_name='created_dttm',
                        type_=mysql.DATETIME())

        op.alter_column(table_name='dag_run', column_name='execution_date',
                        type_=mysql.DATETIME())
        op.alter_column(table_name='dag_run', column_name='start_date',
                        type_=mysql.DATETIME())
        op.alter_column(table_name='dag_run', column_name='end_date',
                        type_=mysql.DATETIME())

        op.alter_column(table_name='import_error', column_name='timestamp',
                        type_=mysql.DATETIME())

        op.alter_column(table_name='job', column_name='start_date',
                        type_=mysql.DATETIME())
        op.alter_column(table_name='job', column_name='end_date',
                        type_=mysql.DATETIME())
        op.alter_column(table_name='job', column_name='latest_heartbeat',
                        type_=mysql.DATETIME())

        op.alter_column(table_name='known_event', column_name='start_date',
                        type_=mysql.DATETIME())
        op.alter_column(table_name='known_event', column_name='end_date',
                        type_=mysql.DATETIME())

        op.alter_column(table_name='log', column_name='dttm',
                        type_=mysql.DATETIME())
        op.alter_column(table_name='log', column_name='execution_date',
                        type_=mysql.DATETIME())

        op.alter_column(table_name='sla_miss', column_name='execution_date',
                        type_=mysql.DATETIME(), nullable=False)
        op.alter_column(table_name='sla_miss', column_name='timestamp',
                        type_=mysql.DATETIME())

        op.alter_column(table_name='task_fail', column_name='execution_date',
                        type_=mysql.DATETIME())
        op.alter_column(table_name='task_fail', column_name='start_date',
                        type_=mysql.DATETIME())
        op.alter_column(table_name='task_fail', column_name='end_date',
                        type_=mysql.DATETIME())

        op.alter_column(table_name='task_instance', column_name='execution_date',
                        type_=mysql.DATETIME(),
                        nullable=False)
        op.alter_column(table_name='task_instance', column_name='start_date',
                        type_=mysql.DATETIME())
        op.alter_column(table_name='task_instance', column_name='end_date',
                        type_=mysql.DATETIME())
        op.alter_column(table_name='task_instance', column_name='queued_dttm',
                        type_=mysql.DATETIME())

        op.alter_column(table_name='xcom', column_name='timestamp',
                        type_=mysql.DATETIME())
        op.alter_column(table_name='xcom', column_name='execution_date',
                        type_=mysql.DATETIME())
