"""Initial migration

Revision ID: f82b3092d056
Revises: 
Create Date: 2025-12-09 14:25:47.222289

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = 'f82b3092d056'
down_revision: Union[str, Sequence[str], None] = None
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    """Upgrade schema."""
    # Create tenants table
    op.create_table(
        'tenants',
        sa.Column('id', sa.Integer(), nullable=False),
        sa.Column('name', sa.String(), nullable=False),
        sa.Column('description', sa.String(), nullable=True),
        sa.Column('created_at', sa.DateTime(), nullable=True),
        sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_tenants_id'), 'tenants', ['id'], unique=False)
    op.create_index(op.f('ix_tenants_name'), 'tenants', ['name'], unique=True)

    # Create users table
    op.create_table(
        'users',
        sa.Column('id', sa.Integer(), nullable=False),
        sa.Column('username', sa.String(), nullable=False),
        sa.Column('password_hash', sa.String(), nullable=False),
        sa.Column('role', sa.String(), nullable=False),
        sa.Column('tenant_id', sa.Integer(), nullable=False),
        sa.Column('is_active', sa.Boolean(), nullable=False),
        sa.Column('created_at', sa.DateTime(), nullable=True),
        sa.ForeignKeyConstraint(['tenant_id'], ['tenants.id'], ),
        sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_users_id'), 'users', ['id'], unique=False)
    op.create_index(op.f('ix_users_username'), 'users', ['username'], unique=True)

    # Create hosts table
    op.create_table(
        'hosts',
        sa.Column('id', sa.Integer(), nullable=False),
        sa.Column('hostname', sa.String(), nullable=False),
        sa.Column('ip_address', sa.String(), nullable=True),
        sa.Column('os', sa.String(), nullable=True),
        sa.Column('tenant_id', sa.Integer(), nullable=False),
        sa.Column('host_metadata', sa.JSON(), nullable=True),
        sa.Column('created_at', sa.DateTime(), nullable=True),
        sa.Column('last_seen', sa.DateTime(), nullable=True),
        sa.ForeignKeyConstraint(['tenant_id'], ['tenants.id'], ),
        sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_hosts_id'), 'hosts', ['id'], unique=False)
    op.create_index(op.f('ix_hosts_hostname'), 'hosts', ['hostname'], unique=False)

    # Create cases table
    op.create_table(
        'cases',
        sa.Column('id', sa.Integer(), nullable=False),
        sa.Column('title', sa.String(), nullable=False),
        sa.Column('description', sa.Text(), nullable=True),
        sa.Column('status', sa.String(), nullable=False),
        sa.Column('severity', sa.String(), nullable=True),
        sa.Column('tenant_id', sa.Integer(), nullable=False),
        sa.Column('created_at', sa.DateTime(), nullable=True),
        sa.Column('updated_at', sa.DateTime(), nullable=True),
        sa.ForeignKeyConstraint(['tenant_id'], ['tenants.id'], ),
        sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_cases_id'), 'cases', ['id'], unique=False)

    # Create artifacts table
    op.create_table(
        'artifacts',
        sa.Column('id', sa.Integer(), nullable=False),
        sa.Column('artifact_type', sa.String(), nullable=False),
        sa.Column('value', sa.String(), nullable=False),
        sa.Column('description', sa.Text(), nullable=True),
        sa.Column('case_id', sa.Integer(), nullable=True),
        sa.Column('artifact_metadata', sa.JSON(), nullable=True),
        sa.Column('created_at', sa.DateTime(), nullable=True),
        sa.ForeignKeyConstraint(['case_id'], ['cases.id'], ),
        sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_artifacts_id'), 'artifacts', ['id'], unique=False)


def downgrade() -> None:
    """Downgrade schema."""
    op.drop_index(op.f('ix_artifacts_id'), table_name='artifacts')
    op.drop_table('artifacts')
    op.drop_index(op.f('ix_cases_id'), table_name='cases')
    op.drop_table('cases')
    op.drop_index(op.f('ix_hosts_hostname'), table_name='hosts')
    op.drop_index(op.f('ix_hosts_id'), table_name='hosts')
    op.drop_table('hosts')
    op.drop_index(op.f('ix_users_username'), table_name='users')
    op.drop_index(op.f('ix_users_id'), table_name='users')
    op.drop_table('users')
    op.drop_index(op.f('ix_tenants_name'), table_name='tenants')
    op.drop_index(op.f('ix_tenants_id'), table_name='tenants')
    op.drop_table('tenants')