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49 lines
2.2 KiB
49 lines
2.2 KiB
# frozen_string_literal: true
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class SurveyItemResponse < ActiveRecord::Base
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TEACHER_RESPONSE_THRESHOLD = 2
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STUDENT_RESPONSE_THRESHOLD = 10
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belongs_to :academic_year
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belongs_to :school
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belongs_to :survey_item, counter_cache: true
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belongs_to :student, foreign_key: :student_id, optional: true
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belongs_to :gender, optional: true
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belongs_to :income, optional: true
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belongs_to :ell, optional: true
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belongs_to :sped, optional: true
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has_one :measure, through: :survey_item
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scope :exclude_boston, lambda {
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where.not(school: District.boston.schools) if District.boston.present?
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}
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scope :averages_for_grade, lambda { |survey_items, school, academic_year, grade|
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SurveyItemResponse.where(survey_item: survey_items, school:,
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academic_year:, grade:).group(:survey_item).having("count(*) >= 10").average(:likert_score)
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}
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scope :averages_for_gender, lambda { |survey_items, school, academic_year, gender|
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SurveyItemResponse.where(survey_item: survey_items, school:,
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academic_year:, gender:, grade: school.grades(academic_year:)).group(:survey_item).having("count(*) >= 10").average(:likert_score)
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}
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scope :averages_for_income, lambda { |survey_items, school, academic_year, income|
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SurveyItemResponse.where(survey_item: survey_items, school:,
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academic_year:, income:, grade: school.grades(academic_year:)).group(:survey_item).having("count(*) >= 10").average(:likert_score)
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}
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scope :averages_for_ell, lambda { |survey_items, school, academic_year, ell|
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SurveyItemResponse.where(survey_item: survey_items, school:,
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academic_year:, ell:, grade: school.grades(academic_year:)).group(:survey_item).having("count(*) >= 10").average(:likert_score)
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}
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scope :averages_for_race, lambda { |school, academic_year, race|
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SurveyItemResponse.joins("JOIN student_races on survey_item_responses.student_id = student_races.student_id JOIN students on students.id = student_races.student_id").where(
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school:, academic_year:, grade: school.grades(academic_year:)
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).where("student_races.race_id": race.id).group(:survey_item_id).having("count(*) >= 10").average(:likert_score)
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}
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end
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