"""empty message

Revision ID: 4a2c3a72038e
Revises: 
Create Date: 2024-08-03 05:02:15.935738

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = '4a2c3a72038e'
down_revision = None
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('user',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('username', sa.String(length=64), nullable=False),
    sa.Column('email', sa.String(length=120), nullable=False),
    sa.Column('password_hash', sa.String(length=256), nullable=True),
    sa.Column('about_me', sa.String(length=140), nullable=True),
    sa.Column('last_seen', sa.DateTime(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    with op.batch_alter_table('user', schema=None) as batch_op:
        batch_op.create_index(batch_op.f('ix_user_email'), ['email'], unique=True)
        batch_op.create_index(batch_op.f('ix_user_username'), ['username'], unique=True)

    op.create_table('post',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('body', sa.String(length=140), nullable=False),
    sa.Column('timestamp', sa.DateTime(), nullable=False),
    sa.Column('user_id', sa.Integer(), nullable=False),
    sa.ForeignKeyConstraint(['user_id'], ['user.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    with op.batch_alter_table('post', schema=None) as batch_op:
        batch_op.create_index(batch_op.f('ix_post_timestamp'), ['timestamp'], unique=False)
        batch_op.create_index(batch_op.f('ix_post_user_id'), ['user_id'], unique=False)

    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    with op.batch_alter_table('post', schema=None) as batch_op:
        batch_op.drop_index(batch_op.f('ix_post_user_id'))
        batch_op.drop_index(batch_op.f('ix_post_timestamp'))

    op.drop_table('post')
    with op.batch_alter_table('user', schema=None) as batch_op:
        batch_op.drop_index(batch_op.f('ix_user_username'))
        batch_op.drop_index(batch_op.f('ix_user_email'))

    op.drop_table('user')
    # ### end Alembic commands ###