"""add notifications table

Revision ID: 3ee140dfb02a
Revises: b5d1f9866721
Create Date: 2026-01-15 11:08:50.265246

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = '3ee140dfb02a'
down_revision: Union[str, None] = 'b5d1f9866721'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('notifications',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('user_id', sa.Integer(), nullable=False),
    sa.Column('type', sa.String(length=50), nullable=False),
    sa.Column('title', sa.String(length=255), nullable=False),
    sa.Column('message', sa.Text(), nullable=False),
    sa.Column('severity', sa.String(length=20), nullable=False),
    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('(CURRENT_TIMESTAMP)'), nullable=True),
    sa.Column('read', sa.Boolean(), nullable=True),
    sa.ForeignKeyConstraint(['user_id'], ['users.id'], ondelete='CASCADE'),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_notifications_created_at'), 'notifications', ['created_at'], unique=False)
    op.create_index(op.f('ix_notifications_id'), 'notifications', ['id'], unique=False)
    op.create_index(op.f('ix_notifications_read'), 'notifications', ['read'], unique=False)
    op.create_index(op.f('ix_notifications_type'), 'notifications', ['type'], unique=False)
    op.create_index(op.f('ix_notifications_user_id'), 'notifications', ['user_id'], unique=False)
    # ### end Alembic commands ###


def downgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_index(op.f('ix_notifications_user_id'), table_name='notifications')
    op.drop_index(op.f('ix_notifications_type'), table_name='notifications')
    op.drop_index(op.f('ix_notifications_read'), table_name='notifications')
    op.drop_index(op.f('ix_notifications_id'), table_name='notifications')
    op.drop_index(op.f('ix_notifications_created_at'), table_name='notifications')
    op.drop_table('notifications')
    # ### end Alembic commands ###