ash_hq/priv/repo/migrations/20220326222547_migrate_resources1.exs

defmodule AshHq.Repo.Migrations.MigrateResources1 do
  @moduledoc """
  Updates resources based on their most recent snapshots.

  This file was autogenerated with `mix ash_postgres.generate_migrations`
  """

  use Ecto.Migration

  def up do
    create table(:options, primary_key: false) do
      add :id, :uuid, null: false, primary_key: true
      add :name, :text, null: false
      add :type, :text, null: false
      add :doc, :text
      add :required, :boolean, null: false, default: false
      add :default, :text
      add :path, {:array, :text}
      add :order, :bigint, null: false
      add :dsl_id, :uuid, null: false
      add :library_version_id, :uuid, null: false
    end

    create table(:library_versions, primary_key: false) do
      add :id, :uuid, null: false, primary_key: true
      add :version, :text, null: false
      add :data, :map
      add :processed, :boolean, default: false
      add :library_id, :uuid, null: false
    end

    create table(:libraries, primary_key: false) do
      add :id, :uuid, null: false, primary_key: true
    end

    alter table(:library_versions) do
      modify :library_id,
             references(:libraries,
               column: :id,
               name: "library_versions_library_id_fkey",
               type: :uuid
             )
    end

    alter table(:libraries) do
      add :name, :text, null: false
      add :display_name, :text, null: false
      add :track_branches, {:array, :text}, default: []
    end

    create table(:extensions, primary_key: false) do
      add :id, :uuid, null: false, primary_key: true
      add :name, :text, null: false
      add :target, :text
      add :default_for_target, :boolean, default: false
      add :type, :text, null: false
      add :order, :bigint, null: false

      add :library_version_id,
          references(:library_versions,
            column: :id,
            name: "extensions_library_version_id_fkey",
            type: :uuid
          ),
          null: false
    end

    create unique_index(:extensions, [:library_version_id, :name],
             name: "extensions_unique_name_by_library_version_index"
           )

    create table(:dsls, primary_key: false) do
      add :id, :uuid, null: false, primary_key: true
    end

    alter table(:options) do
      modify :dsl_id, references(:dsls, column: :id, name: "options_dsl_id_fkey", type: :uuid)
    end

    alter table(:options) do
      modify :library_version_id,
             references(:library_versions,
               column: :id,
               name: "options_library_version_id_fkey",
               type: :uuid
             )
    end

    alter table(:dsls) do
      add :name, :text, null: false
      add :doc, :text
      add :examples, {:array, :text}
      add :args, {:array, :text}
      add :path, {:array, :text}
      add :recursive_as, :text
      add :order, :bigint, null: false
      add :type, :text, null: false

      add :library_version_id,
          references(:library_versions,
            column: :id,
            name: "dsls_library_version_id_fkey",
            type: :uuid
          ),
          null: false

      add :extension_id,
          references(:extensions, column: :id, name: "dsls_extension_id_fkey", type: :uuid),
          null: false

      add :dsl_id, references(:dsls, column: :id, name: "dsls_dsl_id_fkey", type: :uuid)
    end
  end

  def down do
    drop constraint(:dsls, "dsls_dsl_id_fkey")

    drop constraint(:dsls, "dsls_extension_id_fkey")

    drop constraint(:dsls, "dsls_library_version_id_fkey")

    alter table(:dsls) do
      remove :dsl_id
      remove :extension_id
      remove :library_version_id
      remove :type
      remove :order
      remove :recursive_as
      remove :path
      remove :args
      remove :examples
      remove :doc
      remove :name
    end

    drop constraint(:options, "options_library_version_id_fkey")

    alter table(:options) do
      modify :library_version_id, :uuid
    end

    drop constraint(:options, "options_dsl_id_fkey")

    alter table(:options) do
      modify :dsl_id, :uuid
    end

    drop table(:dsls)

    drop_if_exists unique_index(:extensions, [:library_version_id, :name],
                     name: "extensions_unique_name_by_library_version_index"
                   )

    drop constraint(:extensions, "extensions_library_version_id_fkey")

    drop table(:extensions)

    alter table(:libraries) do
      remove :track_branches
      remove :display_name
      remove :name
    end

    drop constraint(:library_versions, "library_versions_library_id_fkey")

    alter table(:library_versions) do
      modify :library_id, :uuid
    end

    drop table(:libraries)

    drop table(:library_versions)

    drop table(:options)
  end
end