defmodule ArcadiaCloud.Repo.Migrations.CreateInventory do
  use Ecto.Migration

  def change do
    create table(:cloud_projects, primary_key: false) do
      add :id, :binary_id, primary_key: true
      add :provider, :string, null: false
      add :provider_id, :string, null: false
      add :name, :string, null: false
      add :tenant_id, :binary_id
      add :purpose, :string, null: false
      add :metadata, :map, default: %{}, null: false

      timestamps(type: :utc_datetime)
    end

    create unique_index(:cloud_projects, [:provider, :provider_id])
    create index(:cloud_projects, [:tenant_id])
    create index(:cloud_projects, [:purpose])

    create table(:cloud_resources, primary_key: false) do
      add :id, :binary_id, primary_key: true
      add :provider, :string, null: false
      add :provider_id, :string, null: false
      add :kind, :string, null: false
      add :name, :string, null: false
      add :region, :string
      add :status, :string, null: false
      add :size_slug, :string
      add :cloud_project_id, references(:cloud_projects, type: :binary_id, on_delete: :nilify_all)
      add :tenant_id, :binary_id
      add :deployment_id, :binary_id
      add :tags, {:array, :string}, default: [], null: false
      add :attrs, :map, default: %{}, null: false
      add :first_seen_at, :utc_datetime, null: false
      add :last_seen_at, :utc_datetime, null: false
      add :stale_strike_count, :integer, default: 0, null: false
      add :deleted_at, :utc_datetime

      timestamps(type: :utc_datetime)
    end

    create unique_index(:cloud_resources, [:provider, :provider_id])
    create index(:cloud_resources, [:kind])
    create index(:cloud_resources, [:tenant_id])
    create index(:cloud_resources, [:deployment_id])
    create index(:cloud_resources, [:cloud_project_id])
    create index(:cloud_resources, [:last_seen_at])
    create index(:cloud_resources, [:deleted_at])

    create table(:cloud_resource_events, primary_key: false) do
      add :id, :binary_id, primary_key: true
      add :resource_id, references(:cloud_resources, type: :binary_id, on_delete: :delete_all),
        null: false
      add :event, :string, null: false
      add :before, :map
      add :after, :map
      add :source, :string, null: false
      add :occurred_at, :utc_datetime, null: false
    end

    create index(:cloud_resource_events, [:resource_id, :occurred_at])
    create index(:cloud_resource_events, [:event])
  end
end