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@ -1,27 +1,27 @@
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class MigrateExerciseSingleQuestionScore < ActiveRecord::Migration[5.2]
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def change
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# # 删除判断、单选题中生成多条记录,但exercise_choice_id不同的数据
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# sql = %Q(delete from exercise_answers where (exercise_question_id, user_id) in
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# (select * from (select exercise_question_id, user_id from exercise_answers join exercise_questions eq on exercise_question_id = eq.id where eq.question_type in (0, 2) group by exercise_question_id, user_id having count(*) > 1) a)
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# and id not in (select * from (select min(exercise_answers.id) from exercise_answers join exercise_questions eq on exercise_question_id = eq.id where eq.question_type in (0, 2) group by exercise_question_id, user_id having count(*) > 1 order by exercise_answers.id) b))
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# ActiveRecord::Base.connection.execute sql
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#
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# # 更新成绩
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# exercise_answers = ExerciseAnswer.joins(:exercise_question).where(score: -1, exercise_questions: {question_type: [0, 2]})
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# exercise_answers.includes(:exercise_choice, exercise_question: :exercise_standard_answers).find_each do |answer|
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#
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# question = answer.exercise_question
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# exercise_user = ExerciseUser.find_by(exercise_id: question.exercise_id, user_id: answer.user_id)
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#
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# if exercise_user && exercise_user.commit_status == 1
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# user_choice_position = answer.exercise_choice&.choice_position
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# if user_choice_position && (user_choice_position.to_i == question.exercise_standard_answers.take&.exercise_choice_id.to_i)
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# answer.update!(score: question.question_score)
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# score = exercise_user.score.to_f + question.question_score
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# objective_score = exercise_user.objective_score + question.question_score
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# exercise_user.update!(score: score, objective_score: objective_score)
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# end
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# end
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# end
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# 删除判断、单选题中生成多条记录,但exercise_choice_id不同的数据
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sql = %Q(delete from exercise_answers where (exercise_question_id, user_id) in
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(select * from (select exercise_question_id, user_id from exercise_answers join exercise_questions eq on exercise_question_id = eq.id where eq.question_type in (0, 2) group by exercise_question_id, user_id having count(*) > 1) a)
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and id not in (select * from (select min(exercise_answers.id) from exercise_answers join exercise_questions eq on exercise_question_id = eq.id where eq.question_type in (0, 2) group by exercise_question_id, user_id having count(*) > 1 order by exercise_answers.id) b))
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ActiveRecord::Base.connection.execute sql
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# 更新成绩
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exercise_answers = ExerciseAnswer.joins(:exercise_question).where(score: -1, exercise_questions: {question_type: [0, 2]})
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exercise_answers.includes(:exercise_choice, exercise_question: :exercise_standard_answers).find_each do |answer|
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question = answer.exercise_question
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exercise_user = ExerciseUser.find_by(exercise_id: question.exercise_id, user_id: answer.user_id)
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if exercise_user && exercise_user.commit_status == 1
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user_choice_position = answer.exercise_choice&.choice_position
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if user_choice_position && (user_choice_position.to_i == question.exercise_standard_answers.take&.exercise_choice_id.to_i)
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answer.update!(score: question.question_score)
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score = exercise_user.score.to_f + question.question_score
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objective_score = exercise_user.objective_score + question.question_score
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exercise_user.update!(score: score, objective_score: objective_score)
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end
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end
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end
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end
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end
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