"""thread and hisotry

Revision ID: ec17050611bd
Revises: cc623457d683
Create Date: 2025-09-01 16:27:17.612551

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = 'ec17050611bd'
down_revision: Union[str, None] = 'cc623457d683'
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('chat_threads',
    sa.Column('id', sa.BigInteger(), nullable=False),
    sa.Column('store_id', sa.BigInteger(), nullable=False),
    sa.Column('branch_id', sa.BigInteger(), nullable=True),
    sa.Column('user_id', sa.BigInteger(), nullable=False),
    sa.Column('title', sa.String(length=255), nullable=True),
    sa.Column('description', sa.Text(), nullable=True),
    sa.Column('thread_type', sa.String(length=50), nullable=False),
    sa.Column('is_active', sa.Boolean(), server_default='true', nullable=False),
    sa.Column('is_archived', sa.Boolean(), server_default='false', nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('chat_messages',
    sa.Column('id', sa.BigInteger(), nullable=False),
    sa.Column('thread_id', sa.BigInteger(), nullable=False),
    sa.Column('user_id', sa.BigInteger(), nullable=False),
    sa.Column('role', sa.String(length=20), nullable=False),
    sa.Column('content', sa.Text(), nullable=False),
    sa.Column('message_type', sa.String(length=50), nullable=False),
    sa.Column('tokens_used', sa.Integer(), nullable=True),
    sa.Column('model_used', sa.String(length=100), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.Column('is_deleted', sa.Boolean(), server_default='false', nullable=False),
    sa.ForeignKeyConstraint(['thread_id'], ['chat_threads.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    # ### end Alembic commands ###


def downgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_table('chat_messages')
    op.drop_table('chat_threads')
    # ### end Alembic commands ###