"""empty message

Revision ID: 7e45f53febe1
Revises: 
Create Date: 2021-12-03 22:42:22.514771

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = '7e45f53febe1'
down_revision = None
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('languages',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('label', sa.String(length=16), nullable=False),
    sa.Column('code', sa.String(length=4), nullable=False),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('code')
    )
    op.create_table('user_settings',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('user_id', sa.BigInteger(), nullable=False),
    sa.Column('last_name', sa.String(length=64), nullable=False),
    sa.Column('first_name', sa.String(length=64), nullable=False),
    sa.Column('username', sa.String(length=32), nullable=False),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('user_id')
    )
    op.create_table('users_languages',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('language', sa.Integer(), nullable=True),
    sa.Column('user', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['language'], ['languages.id'], name='fk_users_languages_languages_language_id', onupdate='CASCADE', ondelete='CASCADE'),
    sa.ForeignKeyConstraint(['user'], ['user_settings.id'], name='fk_users_languages_user_settings_user_id', onupdate='CASCADE', ondelete='CASCADE'),
    sa.PrimaryKeyConstraint('id')
    )
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_table('users_languages')
    op.drop_table('user_settings')
    op.drop_table('languages')
    # ### end Alembic commands ###