# #region Alembic.AddDashboardReleases [C:3] [TYPE Module] [SEMANTICS alembic,git,release]
# @defgroup Alembic Persist dashboard release records and repository policy overrides.

"""add dashboard releases

Revision ID: f5e6d7c8b9a0
Revises: d4e5f6a7b8c9
"""

from collections.abc import Sequence

from alembic import op
import sqlalchemy as sa


revision: str = "f5e6d7c8b9a0"
down_revision: str | Sequence[str] | None = "d4e5f6a7b8c9"
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None


# #region Alembic.AddDashboardReleases.Upgrade [C:3] [TYPE Function] [SEMANTICS alembic,git,release]
# @ingroup Alembic
# @BRIEF Add release ledger and optional per-repository policy JSON.
def upgrade() -> None:
    op.add_column("git_repositories", sa.Column("release_policy", sa.JSON(), nullable=True))
    op.create_table(
        "dashboard_releases",
        sa.Column("id", sa.String(length=36), primary_key=True),
        sa.Column("repository_id", sa.String(length=36), sa.ForeignKey("git_repositories.id", ondelete="CASCADE"), nullable=False),
        sa.Column("deployment_id", sa.Integer(), sa.ForeignKey("deployment_records.id", ondelete="RESTRICT"), nullable=False, unique=True),
        sa.Column("name", sa.String(length=255), nullable=False),
        sa.Column("version", sa.String(length=100), nullable=False),
        sa.Column("notes", sa.Text(), nullable=False),
        sa.Column("commit_hash", sa.String(length=40), nullable=False),
        sa.Column("content_hash", sa.String(length=64), nullable=False),
        sa.Column("status", sa.String(length=32), nullable=False),
        sa.Column("created_at", sa.DateTime(), nullable=False),
        sa.Column("created_by", sa.String(length=255), nullable=False),
        sa.Column("approved_at", sa.DateTime(), nullable=True),
        sa.Column("approved_by", sa.String(length=255), nullable=True),
        sa.Column("approval_comment", sa.Text(), nullable=True),
        sa.Column("published_at", sa.DateTime(), nullable=True),
        sa.Column("published_by", sa.String(length=255), nullable=True),
        sa.UniqueConstraint("repository_id", "version", name="uq_dashboard_release_repository_version"),
    )
    op.create_index("ix_dashboard_releases_repository_id", "dashboard_releases", ["repository_id"])


# #endregion Alembic.AddDashboardReleases.Upgrade

# #region Alembic.AddDashboardReleases.Downgrade [C:2] [TYPE Function] [SEMANTICS alembic,git,release]
# @ingroup Alembic
# @BRIEF Remove dashboard release persistence.
def downgrade() -> None:
    op.drop_index("ix_dashboard_releases_repository_id", table_name="dashboard_releases")
    op.drop_table("dashboard_releases")
    op.drop_column("git_repositories", "release_policy")


# #endregion Alembic.AddDashboardReleases.Downgrade

# #endregion Alembic.AddDashboardReleases