# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
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"""annotations

Revision ID: ddd6ebdd853b
Revises: ca69c70ec99b
Create Date: 2017-09-13 16:36:39.144489

"""
import sqlalchemy as sa
from alembic import op

# revision identifiers, used by Alembic.
revision = "ddd6ebdd853b"
down_revision = "ca69c70ec99b"


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table(
        "annotation_layer",
        sa.Column("created_on", sa.DateTime(), nullable=True),
        sa.Column("changed_on", sa.DateTime(), nullable=True),
        sa.Column("id", sa.Integer(), nullable=False),
        sa.Column("name", sa.String(length=250), nullable=True),
        sa.Column("descr", sa.Text(), nullable=True),
        sa.Column("changed_by_fk", sa.Integer(), nullable=True),
        sa.Column("created_by_fk", sa.Integer(), nullable=True),
        sa.ForeignKeyConstraint(["changed_by_fk"], ["ab_user.id"]),
        sa.ForeignKeyConstraint(["created_by_fk"], ["ab_user.id"]),
        sa.PrimaryKeyConstraint("id"),
    )
    op.create_table(
        "annotation",
        sa.Column("created_on", sa.DateTime(), nullable=True),
        sa.Column("changed_on", sa.DateTime(), nullable=True),
        sa.Column("id", sa.Integer(), nullable=False),
        sa.Column("start_dttm", sa.DateTime(), nullable=True),
        sa.Column("end_dttm", sa.DateTime(), nullable=True),
        sa.Column("layer_id", sa.Integer(), nullable=True),
        sa.Column("short_descr", sa.String(length=500), nullable=True),
        sa.Column("long_descr", sa.Text(), nullable=True),
        sa.Column("changed_by_fk", sa.Integer(), nullable=True),
        sa.Column("created_by_fk", sa.Integer(), nullable=True),
        sa.ForeignKeyConstraint(["changed_by_fk"], ["ab_user.id"]),
        sa.ForeignKeyConstraint(["created_by_fk"], ["ab_user.id"]),
        sa.ForeignKeyConstraint(["layer_id"], ["annotation_layer.id"]),
        sa.PrimaryKeyConstraint("id"),
    )
    op.create_index(
        "ti_dag_state",
        "annotation",
        ["layer_id", "start_dttm", "end_dttm"],
        unique=False,
    )


def downgrade():
    op.drop_index("ti_dag_state", table_name="annotation")
    op.drop_table("annotation")
    op.drop_table("annotation_layer")