Fix current_order's order_articles preloading
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1 changed files with 33 additions and 9 deletions
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@ -2,28 +2,30 @@
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class MultipleOrdersByArticles < OrderPdf
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class MultipleOrdersByArticles < OrderPdf
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include OrdersHelper
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include OrdersHelper
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# optimal value depends on the average number of ordergroups ordering an article
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# as well as the available memory
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BATCH_SIZE = 50
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attr_reader :order
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def filename
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def filename
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I18n.t('documents.multiple_orders_by_articles.filename', count: @order.count) + '.pdf'
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I18n.t('documents.multiple_orders_by_articles.filename', count: order.count) + '.pdf'
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end
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end
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def title
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def title
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I18n.t('documents.multiple_orders_by_articles.title', count: @order.count)
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I18n.t('documents.multiple_orders_by_articles.title', count: order.count)
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end
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def order_articles
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@order_articles ||= OrderArticle.joins(:order, :article).where(:orders => {:id => @order}).ordered.reorder('orders.id, articles.name')
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end
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end
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# @todo refactor to reduce common code with order_by_articles
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# @todo refactor to reduce common code with order_by_articles
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def body
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def body
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order_articles.each do |order_article|
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each_order_article do |order_article|
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down_or_page
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down_or_page
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rows = []
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rows = []
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dimrows = []
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dimrows = []
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has_units_str = ''
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has_units_str = ''
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for goa in order_article.group_order_articles.ordered
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each_group_order_article_for(order_article) do |goa|
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rows << [goa.group_order.ordergroup.name,
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rows << [goa.group_order.ordergroup_name,
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goa.tolerance > 0 ? "#{goa.quantity} + #{goa.tolerance}" : goa.quantity,
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goa.tolerance > 0 ? "#{goa.quantity} + #{goa.tolerance}" : goa.quantity,
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goa.result,
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goa.result,
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number_to_currency(goa.total_price(order_article))]
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number_to_currency(goa.total_price(order_article))]
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@ -70,4 +72,26 @@ class MultipleOrdersByArticles < OrderPdf
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super 'order_by_articles'
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super 'order_by_articles'
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end
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end
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def order_articles
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OrderArticle.where(order_id: order).ordered.
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includes(:article).references(:article).
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reorder('order_articles.order_id, articles.name').
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preload(:article_price). # preload not join, just in case it went missing
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preload(:order, :group_order_articles => {:group_order => :ordergroup})
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end
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def each_order_article
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order_articles.find_each_with_order(batch_size: BATCH_SIZE) {|oa| yield oa }
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end
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def group_order_articles_for(order_article)
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goas = order_article.group_order_articles.to_a
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goas.sort_by! {|goa| goa.group_order.ordergroup_name }
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goas
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end
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def each_group_order_article_for(group_order)
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group_order_articles_for(group_order).each {|goa| yield goa }
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end
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end
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end
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