content: """Add code repository table [4c41c0ca42db].
  
  Revision ID: 4c41c0ca42db
  Revises: 0.35.1
  Create Date: 2023-02-21 13:53:23.479592
  
  """
  
  import sqlalchemy as sa
  import sqlmodel
  from alembic import op
  
  # revision identifiers, used by Alembic.
  revision = "4c41c0ca42db"
  down_revision = "0.36.1"
  branch_labels = None
  depends_on = None
  
  
  def upgrade() -> None:
      """Upgrade database schema and/or data, creating a new revision."""
      # ### commands auto generated by Alembic - please adjust! ###
      op.create_table(
          "code_repository",
          sa.Column(
              "workspace_id", sqlmodel.sql.sqltypes.GUID(), nullable=False
          ),
          sa.Column("user_id", sqlmodel.sql.sqltypes.GUID(), nullable=True),
          sa.Column("id", sqlmodel.sql.sqltypes.GUID(), nullable=False),
          sa.Column("created", sa.DateTime(), nullable=False),
          sa.Column("updated", sa.DateTime(), nullable=False),
          sa.Column("name", sqlmodel.sql.sqltypes.AutoString(), nullable=False),
          sa.Column("config", sa.TEXT(), nullable=False),
          sa.Column("source", sa.TEXT(), nullable=False),
          sa.ForeignKeyConstraint(
              ["user_id"],
              ["user.id"],
              name="fk_code_repository_user_id_user",
              ondelete="SET NULL",
          ),
          sa.ForeignKeyConstraint(
              ["workspace_id"],
              ["workspace.id"],
              name="fk_code_repository_workspace_id_workspace",
              ondelete="CASCADE",
          ),
          sa.PrimaryKeyConstraint("id"),
      )
  
      op.create_table(
          "code_reference",
          sa.Column(
              "workspace_id", sqlmodel.sql.sqltypes.GUID(), nullable=False
          ),
          sa.Column(
              "code_repository_id", sqlmodel.sql.sqltypes.GUID(), nullable=False
          ),
          sa.Column("id", sqlmodel.sql.sqltypes.GUID(), nullable=False),
          sa.Column("created", sa.DateTime(), nullable=False),
          sa.Column("updated", sa.DateTime(), nullable=False),
          sa.Column(
              "commit", sqlmodel.sql.sqltypes.AutoString(), nullable=False
          ),
          sa.Column(
              "subdirectory", sqlmodel.sql.sqltypes.AutoString(), nullable=False
          ),
          sa.ForeignKeyConstraint(
              ["code_repository_id"],
              ["code_repository.id"],
              name="fk_code_reference_code_repository_id_code_repository",
              ondelete="CASCADE",
          ),
          sa.ForeignKeyConstraint(
              ["workspace_id"],
              ["workspace.id"],
              name="fk_code_reference_workspace_id_workspace",
              ondelete="CASCADE",
          ),
          sa.PrimaryKeyConstraint("id"),
      )
      with op.batch_alter_table("pipeline_deployment", schema=None) as batch_op:
          batch_op.add_column(
              sa.Column(
                  "code_reference_id",
                  sqlmodel.sql.sqltypes.GUID(),
                  nullable=True,
              )
          )
          batch_op.create_foreign_key(
              "fk_pipeline_deployment_code_reference_id_code_reference",
              "code_reference",
              ["code_reference_id"],
              ["id"],
              ondelete="SET NULL",
          )
      # ### end Alembic commands ###
  
  
  def downgrade() -> None:
      """Downgrade database schema and/or data back to the previous revision."""
      # ### commands auto generated by Alembic - please adjust! ###
      op.drop_table("code_repository")
      with op.batch_alter_table("pipeline_deployment", schema=None) as batch_op:
          batch_op.drop_constraint(
              "fk_pipeline_deployment_code_reference_id_code_reference",
              type_="foreignkey",
          )
          batch_op.drop_column("code_reference_id")
  
      op.drop_table("code_reference")
      # ### end Alembic commands ###
  