"""init agent models

Revision ID: 20260424_0001
Revises:
Create Date: 2026-04-24 10:20:00
"""

from collections.abc import Sequence

from alembic import op
import sqlalchemy as sa


revision: str = "20260424_0001"
down_revision: str | None = None
branch_labels: Sequence[str] | None = None
depends_on: Sequence[str] | None = None


def upgrade() -> None:
    op.create_table(
        "agent_definition",
        sa.Column("code", sa.String(length=64), nullable=False),
        sa.Column("name", sa.String(length=128), nullable=False),
        sa.Column("description", sa.Text(), nullable=True),
        sa.Column("agent_type", sa.String(length=32), nullable=False),
        sa.Column("status", sa.String(length=32), nullable=False),
        sa.Column("owner_user_id", sa.String(length=36), nullable=True),
        sa.Column("metadata_json", sa.JSON(), nullable=True),
        sa.Column("id", sa.String(length=36), nullable=False),
        sa.Column("tenant_id", sa.String(length=36), nullable=False),
        sa.Column("created_by", sa.String(length=36), nullable=True),
        sa.Column("updated_by", sa.String(length=36), nullable=True),
        sa.Column("created_time", sa.DateTime(), nullable=False),
        sa.Column("updated_time", sa.DateTime(), nullable=False),
        sa.Column("deleted_time", sa.DateTime(), nullable=True),
        sa.Column("version", sa.Integer(), nullable=False),
        sa.PrimaryKeyConstraint("id"),
    )
    op.create_index("ix_agent_definition_code", "agent_definition", ["code"], unique=False)
    op.create_index("ix_agent_definition_status", "agent_definition", ["status"], unique=False)
    op.create_index("ix_agent_definition_tenant_id", "agent_definition", ["tenant_id"], unique=False)

    op.create_table(
        "agent_version",
        sa.Column("agent_id", sa.String(length=36), nullable=False),
        sa.Column("version_no", sa.Integer(), nullable=False),
        sa.Column("status", sa.String(length=32), nullable=False),
        sa.Column("role", sa.String(length=64), nullable=False),
        sa.Column("goal", sa.Text(), nullable=True),
        sa.Column("system_prompt", sa.Text(), nullable=False),
        sa.Column("model_config_json", sa.JSON(), nullable=False),
        sa.Column("memory_policy_json", sa.JSON(), nullable=False),
        sa.Column("tool_refs_json", sa.JSON(), nullable=False),
        sa.Column("skill_refs_json", sa.JSON(), nullable=False),
        sa.Column("published_time", sa.DateTime(), nullable=True),
        sa.Column("id", sa.String(length=36), nullable=False),
        sa.Column("tenant_id", sa.String(length=36), nullable=False),
        sa.Column("created_by", sa.String(length=36), nullable=True),
        sa.Column("updated_by", sa.String(length=36), nullable=True),
        sa.Column("created_time", sa.DateTime(), nullable=False),
        sa.Column("updated_time", sa.DateTime(), nullable=False),
        sa.Column("deleted_time", sa.DateTime(), nullable=True),
        sa.Column("version", sa.Integer(), nullable=False),
        sa.PrimaryKeyConstraint("id"),
    )
    op.create_index("ix_agent_version_agent_id", "agent_version", ["agent_id"], unique=False)
    op.create_index("ix_agent_version_status", "agent_version", ["status"], unique=False)
    op.create_index("ix_agent_version_tenant_id", "agent_version", ["tenant_id"], unique=False)

    op.create_table(
        "agent_run",
        sa.Column("agent_id", sa.String(length=36), nullable=False),
        sa.Column("agent_version_id", sa.String(length=36), nullable=False),
        sa.Column("session_id", sa.String(length=36), nullable=True),
        sa.Column("status", sa.String(length=32), nullable=False),
        sa.Column("worker_key", sa.String(length=128), nullable=True),
        sa.Column("input_text", sa.Text(), nullable=True),
        sa.Column("input_json", sa.JSON(), nullable=True),
        sa.Column("output_text", sa.Text(), nullable=True),
        sa.Column("output_json", sa.JSON(), nullable=True),
        sa.Column("started_time", sa.DateTime(), nullable=True),
        sa.Column("finished_time", sa.DateTime(), nullable=True),
        sa.Column("error_code", sa.String(length=64), nullable=True),
        sa.Column("error_message", sa.Text(), nullable=True),
        sa.Column("id", sa.String(length=36), nullable=False),
        sa.Column("tenant_id", sa.String(length=36), nullable=False),
        sa.Column("created_by", sa.String(length=36), nullable=True),
        sa.Column("updated_by", sa.String(length=36), nullable=True),
        sa.Column("created_time", sa.DateTime(), nullable=False),
        sa.Column("updated_time", sa.DateTime(), nullable=False),
        sa.Column("deleted_time", sa.DateTime(), nullable=True),
        sa.Column("version", sa.Integer(), nullable=False),
        sa.PrimaryKeyConstraint("id"),
    )
    op.create_index("ix_agent_run_agent_id", "agent_run", ["agent_id"], unique=False)
    op.create_index("ix_agent_run_agent_version_id", "agent_run", ["agent_version_id"], unique=False)
    op.create_index("ix_agent_run_session_id", "agent_run", ["session_id"], unique=False)
    op.create_index("ix_agent_run_status", "agent_run", ["status"], unique=False)
    op.create_index("ix_agent_run_tenant_id", "agent_run", ["tenant_id"], unique=False)


def downgrade() -> None:
    op.drop_index("ix_agent_run_tenant_id", table_name="agent_run")
    op.drop_index("ix_agent_run_status", table_name="agent_run")
    op.drop_index("ix_agent_run_session_id", table_name="agent_run")
    op.drop_index("ix_agent_run_agent_version_id", table_name="agent_run")
    op.drop_index("ix_agent_run_agent_id", table_name="agent_run")
    op.drop_table("agent_run")

    op.drop_index("ix_agent_version_tenant_id", table_name="agent_version")
    op.drop_index("ix_agent_version_status", table_name="agent_version")
    op.drop_index("ix_agent_version_agent_id", table_name="agent_version")
    op.drop_table("agent_version")

    op.drop_index("ix_agent_definition_tenant_id", table_name="agent_definition")
    op.drop_index("ix_agent_definition_status", table_name="agent_definition")
    op.drop_index("ix_agent_definition_code", table_name="agent_definition")
    op.drop_table("agent_definition")