# SPDX-FileCopyrightText: 2020 Zach Daniel
#
# SPDX-License-Identifier: MIT

defmodule AshPostgres.TestRepo.Migrations.MigrateResources29 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(:stateful_post_followers, primary_key: false) do
      add(:id, :uuid, null: false, default: fragment("gen_random_uuid()"), primary_key: true)
      add(:order, :bigint)
      add(:state, :text, default: "active")

      add(
        :post_id,
        references(:posts,
          column: :id,
          name: "stateful_post_followers_post_id_fkey",
          type: :uuid,
          prefix: "public"
        ),
        null: false
      )

      add(
        :follower_id,
        references(:users,
          column: :id,
          name: "stateful_post_followers_follower_id_fkey",
          type: :uuid,
          prefix: "public"
        ),
        null: false
      )
    end

    create(
      unique_index(:stateful_post_followers, ["post_id", "follower_id", "state"],
        name: "stateful_post_followers_join_attributes_index"
      )
    )
  end

  def down do
    drop_if_exists(
      unique_index(:stateful_post_followers, ["post_id", "follower_id", "state"],
        name: "stateful_post_followers_join_attributes_index"
      )
    )

    drop(constraint(:stateful_post_followers, "stateful_post_followers_post_id_fkey"))

    drop(constraint(:stateful_post_followers, "stateful_post_followers_follower_id_fkey"))

    drop(table(:stateful_post_followers))
  end
end
