# frozen_string_literal: true

# Provides methods for Order
class Orders::OrderService
  ORDERS_PER_PAGE = 20

  def self.list(filters, current_user)
    orders = Order.where(nil)
    if filters[:user_id]
      statistic_profile_id = current_user.statistic_profile.id
      if (current_user.member? && current_user.id == filters[:user_id].to_i) || current_user.privileged?
        user = User.find(filters[:user_id])
        statistic_profile_id = user.statistic_profile.id
      end
      orders = orders.where(statistic_profile_id: statistic_profile_id)
    elsif current_user.member?
      orders = orders.where(statistic_profile_id: current_user.statistic_profile.id)
    end
    orders = orders.where.not(state: 'cart') if current_user.member?
    orders = orders.order(updated_at: filters[:page].present? ? filters[:sort] : 'DESC')
    orders = orders.page(filters[:page]).per(ORDERS_PER_PAGE) if filters[:page].present?
    {
      data: orders,
      page: filters[:page] || 1,
      total_pages: orders.page(1).per(ORDERS_PER_PAGE).total_pages,
      page_size: ORDERS_PER_PAGE,
      total_count: orders.count
    }
  end

  def in_stock?(order, stock_type = 'external')
    order.order_items.each do |item|
      return false if item.orderable.stock[stock_type] < item.quantity
    end
    true
  end

  def all_products_is_active?(order)
    order.order_items.each do |item|
      return false unless item.orderable.is_active
    end
    true
  end
end