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73 lines
2.0 KiB
73 lines
2.0 KiB
AggregatedResponses = Struct.new(
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:question,
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:category,
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:responses,
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:count,
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:answer_index_total,
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:answer_index_average,
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:most_popular_answer,
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:zscore
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)
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module Legacy
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class Question < ApplicationRecord
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belongs_to :category
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has_many :attempts
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validates :text, presence: true
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validates :option1, presence: true
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validates :option2, presence: true
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validates :option3, presence: true
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validates :option4, presence: true
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validates :option5, presence: true
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scope :for_category, -> (category) { where(category: category) }
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scope :created_in, -> (year) { where("extract(year from #{self.table_name}.created_at) = ?", year) }
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enum target_group: [:unknown, :for_students, :for_teachers, :for_parents]
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def source
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target_group.gsub('for_', '')
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end
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def options
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[option1, option2, option3, option4, option5]
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end
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def options_with_reverse
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return options.reverse if reverse?
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options
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end
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def option_index(answer)
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options_with_reverse.map(&:downcase).map(&:strip).index(answer.downcase.strip)
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end
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def aggregated_responses_for_school(school)
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school_responses = attempts.for_school(school).with_answer.order(id: :asc)
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return unless school_responses.present?
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response_answer_total = school_responses.inject(0) { |total, response| total + response.answer_index_with_reverse }
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histogram = school_responses.group_by(&:answer_index_with_reverse)
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most_popular_answer_index = histogram.to_a.sort_by { |info| info[1].length }.last[0]
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most_popular_answer = options_with_reverse[most_popular_answer_index - 1]
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AggregatedResponses.new(
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self,
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category,
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school_responses,
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school_responses.length,
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response_answer_total,
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response_answer_total.to_f / school_responses.length.to_f,
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most_popular_answer
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)
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end
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def normalized_text
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text.gsub("[science/math/English/social studies]", "")
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end
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end
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end
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