ash/lib/ash.ex

defmodule Ash do
  alias Ash.Resource.Relationships.{BelongsTo, HasOne, HasMany, ManyToMany}

  @type record :: struct
  @type cardinality_one_relationship() :: HasOne.t() | BelongsTo.t()
  @type cardinality_many_relationship() :: HasMany.t() | ManyToMany.t()
  @type relationship :: cardinality_one_relationship() | cardinality_many_relationship()
  @type query :: struct
  @type resource :: module
  @type error :: struct
  @type side_load_keyword :: Keyword.t()

  def resources() do
    Application.get_env(:ash, :resources) || []
  end

  def primary_key(resource) do
    resource.primary_key()
  end

  def relationship(resource, relationship_name) do
    resource.relationship(relationship_name)
  end

  def relationships(resource) do
    resource.relationships()
  end

  def action(resource, action) do
    resource.action(action)
  end

  def actions(resource) do
    resource.actions()
  end

  def attributes(resource) do
    resource.attributes()
  end

  def name(resource) do
    resource.name()
  end

  def type(resource) do
    resource.type()
  end

  def data_layer(resource) do
    resource.data_layer()
  end

  # TODO: params
  def run_get_action(resource, action, id, params) do
    Ash.DataLayer.Actions.run_get_action(resource, action, id, params)
  end

  def run_index_action(resource, action, params) do
    Ash.DataLayer.Actions.run_index_action(resource, action, params)
  end

  def run_create_action(resource, action, attributes, relationships, params) do
    Ash.DataLayer.Actions.run_create_action(resource, action, attributes, relationships, params)
  end

  def run_update_action(record, action, attributes, relationships, params) do
    Ash.DataLayer.Actions.run_update_action(record, action, attributes, relationships, params)
  end

  def run_delete_action(record, action, params) do
    Ash.DataLayer.Actions.run_delete_action(record, action, params)
  end

  # TODO: Implement a to_resource protocol, like ecto's to query logic
  def to_resource(%resource{}), do: resource
  def to_resource(resource) when is_atom(resource), do: resource

  ## Datalayer shit TODO move this elsewhere
end