"""initial schema

Revision ID: 0001_initial
Revises:
Create Date: 2026-06-22 00:00:00
"""
from alembic import op
import sqlalchemy as sa


revision = "0001_initial"
down_revision = None
branch_labels = None
depends_on = None


def upgrade() -> None:
    op.create_table(
        "users",
        sa.Column("id", sa.Integer, primary_key=True),
        sa.Column("username", sa.String(64), nullable=False, unique=True),
        sa.Column("password_hash", sa.String(255), nullable=False),
        sa.Column("is_admin", sa.Boolean, nullable=False, server_default=sa.text("0")),
        sa.Column("is_active", sa.Boolean, nullable=False, server_default=sa.text("1")),
        sa.Column("created_at", sa.DateTime, nullable=False, server_default=sa.func.now()),
    )
    op.create_index("ix_users_username", "users", ["username"], unique=True)

    op.create_table(
        "storages",
        sa.Column("id", sa.Integer, primary_key=True),
        sa.Column("name", sa.String(64), nullable=False, unique=True),
        sa.Column("type", sa.String(16), nullable=False),
        sa.Column("config_json", sa.Text, nullable=False),
        sa.Column("is_default", sa.Boolean, nullable=False, server_default=sa.text("0")),
        sa.Column("created_at", sa.DateTime, nullable=False, server_default=sa.func.now()),
        sa.Column("updated_at", sa.DateTime, nullable=False, server_default=sa.func.now()),
    )

    op.create_table(
        "jobs",
        sa.Column("id", sa.Integer, primary_key=True),
        sa.Column("name", sa.String(64), nullable=False, unique=True),
        sa.Column("type", sa.String(16), nullable=False),
        sa.Column("source_config_json", sa.Text, nullable=False),
        sa.Column("storage_id", sa.Integer, sa.ForeignKey("storages.id", ondelete="RESTRICT"), nullable=False),
        sa.Column("cron_expression", sa.String(64), nullable=True),
        sa.Column("enabled", sa.Boolean, nullable=False, server_default=sa.text("1")),
        sa.Column("retention_count", sa.Integer, nullable=False, server_default=sa.text("7")),
        sa.Column("retention_days", sa.Integer, nullable=True),
        sa.Column("description", sa.String(255), nullable=True),
        sa.Column("created_at", sa.DateTime, nullable=False, server_default=sa.func.now()),
        sa.Column("updated_at", sa.DateTime, nullable=False, server_default=sa.func.now()),
    )

    op.create_table(
        "runs",
        sa.Column("id", sa.Integer, primary_key=True),
        sa.Column("job_id", sa.Integer, sa.ForeignKey("jobs.id", ondelete="CASCADE"), nullable=False),
        sa.Column("status", sa.String(16), nullable=False, server_default="pending"),
        sa.Column("trigger", sa.String(16), nullable=False, server_default="manual"),
        sa.Column("started_at", sa.DateTime, nullable=True),
        sa.Column("finished_at", sa.DateTime, nullable=True),
        sa.Column("duration_seconds", sa.Integer, nullable=True),
        sa.Column("artifact_path", sa.String(512), nullable=True),
        sa.Column("artifact_size", sa.BigInteger, nullable=True),
        sa.Column("artifact_checksum", sa.String(64), nullable=True),
        sa.Column("error_message", sa.Text, nullable=True),
        sa.Column("log_excerpt", sa.Text, nullable=True),
        sa.Column("created_at", sa.DateTime, nullable=False, server_default=sa.func.now()),
    )
    op.create_index("ix_runs_job_id", "runs", ["job_id"])

    op.create_table(
        "run_logs",
        sa.Column("id", sa.Integer, primary_key=True),
        sa.Column("run_id", sa.Integer, sa.ForeignKey("runs.id", ondelete="CASCADE"), nullable=False),
        sa.Column("content", sa.Text, nullable=False),
        sa.Column("created_at", sa.DateTime, nullable=False, server_default=sa.func.now()),
    )
    op.create_index("ix_run_logs_run_id", "run_logs", ["run_id"])

    op.create_table(
        "settings",
        sa.Column("key", sa.String(64), primary_key=True),
        sa.Column("value", sa.Text, nullable=False, server_default=""),
        sa.Column("updated_at", sa.DateTime, nullable=False, server_default=sa.func.now()),
    )

    op.create_table(
        "restore_history",
        sa.Column("id", sa.Integer, primary_key=True),
        sa.Column("run_id", sa.Integer, sa.ForeignKey("runs.id", ondelete="CASCADE"), nullable=False),
        sa.Column("target", sa.String(512), nullable=False),
        sa.Column("status", sa.String(16), nullable=False, server_default="pending"),
        sa.Column("started_at", sa.DateTime, nullable=True),
        sa.Column("finished_at", sa.DateTime, nullable=True),
        sa.Column("error_message", sa.Text, nullable=True),
        sa.Column("created_at", sa.DateTime, nullable=False, server_default=sa.func.now()),
    )
    op.create_index("ix_restore_history_run_id", "restore_history", ["run_id"])


def downgrade() -> None:
    op.drop_index("ix_restore_history_run_id", table_name="restore_history")
    op.drop_table("restore_history")
    op.drop_table("settings")
    op.drop_index("ix_run_logs_run_id", table_name="run_logs")
    op.drop_table("run_logs")
    op.drop_index("ix_runs_job_id", table_name="runs")
    op.drop_table("runs")
    op.drop_table("jobs")
    op.drop_table("storages")
    op.drop_index("ix_users_username", table_name="users")
    op.drop_table("users")