avo-hq/avo

# frozen_string_literal: true

class Avo::Fields::HasOneField::ShowComponent < Avo::Fields::ShowComponent
  include Avo::ApplicationHelper
  include Avo::Fields::Concerns::FrameLoading

  def can_attach?
    policy_result = true

    if @field.present?
      reflection_resource = @field.target_resource
      if reflection_resource.present? && @resource.present?
        method_name = :"attach_#{@field.id}?"

        if @resource.authorization.has_method?(method_name, raise_exception: false)
          policy_result = @resource.authorization.authorize_action(method_name, raise_exception: false)
        end
      end
    end

    policy_result
  end

  def attach_path
    helpers.avo.resources_associations_new_path(
      @resource.singular_model_key,
      @resource.record.to_param,
      @field.id,
      for_attribute: @field.for_attribute
    )
  end

  def can_see_the_create_button?
    create = "create_#{@field.id}?"

    authorization_service = @resource.authorization

    # By default return true if the create method is not defined for this field
    return true unless authorization_service.has_method?(create, raise_exception: false)

    authorization_service.authorize_action(create, raise_exception: false)
  end

  def create_path
    association_id = @field.resource.model_class._reflections[@field.association_name].inverse_of.name

    args = {
      via_relation: association_id,
      via_relation_class: @resource.model_class.to_s,
      via_resource_class: @resource.class,
      via_record_id: @resource.record.to_param,
      via_association_type: :has_one
    }

    helpers.new_resource_path(resource: @field.target_resource, **args)
  end
end