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19 lines
703 B
19 lines
703 B
5 years ago
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class StatisticStudentworkJob < ApplicationJob
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queue_as :end
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def perform(*args)
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School.find_in_batches(batch_size: 50) do |school|
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Parallel.each_with_index(school, in_processes: 5) do |s|
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student_work = StudentWork.find_by_sql("SELECT count(*) AS count
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FROM student_works
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JOIN user_extensions AS u ON u.user_id = student_works.user_id AND u.school_id = #{s.id}")
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report = SchoolReport.find_or_initialize_by(school_id: s.id)
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report.school_name = s.name
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report.student_work_count = student_work.first['count']
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report.save
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end
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end
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end
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end
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