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54 lines
1.6 KiB
54 lines
1.6 KiB
class ExportShixunReportService
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include ApplicationHelper
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include StudentWorksHelper
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attr_reader :homework, :work
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def initialize(homework, work)
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@homework = homework
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@work = work
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end
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def filename
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@_filename ||= "#{homework.name}-#{work.user.user_extension&.student_id}-#{work.user.real_name}.pdf".gsub(' ', '-').gsub('/', '_')
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end
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def prepare_binding
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load_data
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binding
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end
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def to_pdf
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@_pdf ||= generate_pdf
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end
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private
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def generate_pdf
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file = File.open(Rails.root.join('app/templates/shixun_work/shixun_work.html.erb'))
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html = ERB.new(file.read).result(prepare_binding)
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kit = PDFKit.new(html)
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base_css = %w(app/templates/shared/main.css app/templates/shixun_work/shixun_work.css app/templates/shared/codemirror.css)
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base_css.each { |css| kit.stylesheets << Rails.root.join(css) }
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file = Tempfile.new(filename)
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kit.to_pdf(file.path)
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file
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end
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def load_data
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@course = homework.course
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@user = @work.user
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@shixun = homework.shixuns.take
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@games = @work.myshixun.games.includes(:challenge, :game_codes,:outputs) if @work.myshixun
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# 用户最大评测次数
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@user_evaluate_count = @games.inject(0){|sum, g| sum + g.outputs.pluck(:query_index).first } if @games
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# 图形效率图的数据
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@echart_data = student_efficiency(homework, @work)
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@myself_eff = @echart_data[:efficiency_list].find { |item| item.last == @user.id }
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@myself_consume = @echart_data[:consume_list].find { |item| item.last == @user.id }
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end
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end |