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48 lines
1.2 KiB
48 lines
1.2 KiB
# frozen_string_literal: true
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class Scale < ApplicationRecord
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belongs_to :measure, counter_cache: true
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has_many :survey_items
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has_many :survey_item_responses, through: :survey_items
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has_many :admin_data_items
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def score(school:, academic_year:)
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@score ||= Hash.new do |memo, (school, academic_year)|
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memo[[school, academic_year]] = begin
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items = []
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items << collect_survey_item_average(student_survey_items, school, academic_year)
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items << collect_survey_item_average(teacher_survey_items, school, academic_year)
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items.remove_blanks.average
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end
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end
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@score[[school, academic_year]]
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end
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scope :teacher_scales, lambda {
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where("scale_id LIKE 't-%'")
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}
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scope :student_scales, lambda {
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where("scale_id LIKE 's-%'")
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}
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scope :parent_scales, lambda {
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where("scale_id LIKE 'p-%'")
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}
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private
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def collect_survey_item_average(survey_items, school, academic_year)
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survey_items.map do |survey_item|
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survey_item.score(school:, academic_year:)
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end.remove_blanks.average
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end
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def teacher_survey_items
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survey_items.teacher_survey_items
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end
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def student_survey_items
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survey_items.student_survey_items
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end
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end
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