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Move score computation into SurveyItemResponse

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This commit is contained in:
Alex Basson 2021-10-21 21:30:34 -04:00
parent b4a6ae0bd7
commit 07b7561b55
4 changed files with 65 additions and 51 deletions
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19
app/controllers/dashboard_controller.rb
View file

@ -15,7 +15,6 @@ class DashboardController < SqmApplicationController
end
private
def measure_ids
@ -23,22 +22,8 @@ class DashboardController < SqmApplicationController
end
def presenter_for_measure(measure)
score = sufficient_data?(measure: measure) ? score(measure: measure) : nil
score = SurveyItemResponse.score(measure: measure, school: school, academic_year: academic_year)
MeasureGraphRowPresenter.new(
measure: measure,
score: score
)
MeasureGraphRowPresenter.new(measure: measure, score: score)
end
def sufficient_data?(measure:)
SurveyItemResponse.sufficient_data?(measure: measure, academic_year: academic_year, school: school)
end
def score(measure:)
SurveyItemResponse.for_measure(measure)
.where(academic_year: academic_year, school: school)
.average(:likert_score)
end
end

18
app/models/survey_item_response.rb
View file

@ -8,17 +8,29 @@ class SurveyItemResponse < ActiveRecord::Base
scope :for_measures, ->(measures) { joins(:survey_item).where('survey_items.measure_id': measures.map(&:id)) }
scope :for_measure, ->(measure) { joins(:survey_item).where('survey_items.measure_id': measure.id) }
scope :for_teacher_responses_for_measure, ->(measure) { for_measure(measure).where("survey_items.survey_item_id LIKE 't-%'") }
scope :for_student_responses_for_measure, ->(measure) { for_measure(measure).where("survey_items.survey_item_id LIKE 's-%'") }
def self.sufficient_data?(measure:, academic_year:, school:)
def self.score(measure:, school:, academic_year:)
return nil unless SurveyItemResponse.sufficient_data?(measure: measure, school: school, academic_year: academic_year)
SurveyItemResponse.for_measure(measure)
.where(academic_year: academic_year, school: school)
.average(:likert_score)
end
private
def self.sufficient_data?(measure:, school:, academic_year:)
meets_teacher_threshold = true
meets_student_threshold = true
if measure.includes_teacher_survey_items?
meets_teacher_threshold = SurveyItemResponse.for_measure(measure).where("survey_items.survey_item_id LIKE 't-%'").where(academic_year: academic_year, school: school).count >= TEACHER_RESPONSE_THRESHOLD
meets_teacher_threshold = SurveyItemResponse.for_teacher_responses_for_measure(measure).where(academic_year: academic_year, school: school).count >= TEACHER_RESPONSE_THRESHOLD
end
if measure.includes_student_survey_items?
meets_student_threshold = SurveyItemResponse.for_measure(measure).where("survey_items.survey_item_id LIKE 's-%'").where(academic_year: academic_year, school: school).count >= STUDENT_RESPONSE_THRESHOLD
meets_student_threshold = SurveyItemResponse.for_student_responses_for_measure(measure).where(academic_year: academic_year, school: school).count >= STUDENT_RESPONSE_THRESHOLD
end
meets_teacher_threshold and meets_student_threshold

24
spec/features/school_dashboard_feature_spec.rb
View file

@ -30,23 +30,31 @@ feature 'School dashboard', type: feature do
before :each do
survey_items_for_measure_1A_i.each do |survey_item|
SurveyItemResponse.create response_id: rand.to_s, academic_year: ay_2020_21, school: school,
survey_item: survey_item, likert_score: 4
200.times do
SurveyItemResponse.create response_id: rand.to_s, academic_year: ay_2020_21, school: school,
survey_item: survey_item, likert_score: 4
end
end
survey_items_for_measure_2A_i.each do |survey_item|
SurveyItemResponse.create response_id: rand.to_s, academic_year: ay_2020_21, school: school,
survey_item: survey_item, likert_score: 5
200.times do
SurveyItemResponse.create response_id: rand.to_s, academic_year: ay_2020_21, school: school,
survey_item: survey_item, likert_score: 5
end
end
survey_items_for_measure_4C_i.each do |survey_item|
SurveyItemResponse.create response_id: rand.to_s, academic_year: ay_2020_21, school: school,
survey_item: survey_item, likert_score: 1
200.times do
SurveyItemResponse.create response_id: rand.to_s, academic_year: ay_2020_21, school: school,
survey_item: survey_item, likert_score: 1
end
end
survey_items_for_subcategory.each do |survey_item|
SurveyItemResponse.create response_id: rand.to_s, academic_year: ay_2020_21, school: school,
survey_item: survey_item, likert_score: 4
200.times do
SurveyItemResponse.create response_id: rand.to_s, academic_year: ay_2020_21, school: school,
survey_item: survey_item, likert_score: 4
end
end
end

55
spec/models/survey_item_response_spec.rb
View file

@ -1,7 +1,6 @@
require 'rails_helper'
describe SurveyItemResponse, type: :model do
describe '.sufficient_data?' do
let(:measure) { create(:measure) }
let(:school) { create(:school) }
@ -9,16 +8,22 @@ describe SurveyItemResponse, type: :model do
context 'when the measure includes only teacher data' do
let(:teacher_survey_item_1) { create(:survey_item, survey_item_id: 't-question-1', measure: measure) }
let(:teacher_survey_item_2) { create(:survey_item, survey_item_id: 't-question-2', measure: measure) }
let(:teacher_survey_item_3) { create(:survey_item, survey_item_id: 't-question-3', measure: measure) }
context 'and there is sufficient teacher data' do
before :each do
SurveyItemResponse::TEACHER_RESPONSE_THRESHOLD.times do
create(:survey_item_response, survey_item: teacher_survey_item_1, academic_year: ay, school: school)
4.times do
create(:survey_item_response, survey_item: teacher_survey_item_1, academic_year: ay, school: school, likert_score: 3)
create(:survey_item_response, survey_item: teacher_survey_item_1, academic_year: ay, school: school, likert_score: 5)
create(:survey_item_response, survey_item: teacher_survey_item_2, academic_year: ay, school: school, likert_score: 3)
create(:survey_item_response, survey_item: teacher_survey_item_2, academic_year: ay, school: school, likert_score: 5)
end
create(:survey_item_response, survey_item: teacher_survey_item_2, academic_year: ay, school: school, likert_score: 4)
end
it 'is truthy' do
expect(SurveyItemResponse.sufficient_data?(measure: measure, academic_year: ay, school: school)).to be_truthy
it 'returns the average of the likert scores of the survey items' do
expect(SurveyItemResponse.score(measure: measure, school: school, academic_year: ay)).to eq 4
end
end
@ -29,24 +34,28 @@ describe SurveyItemResponse, type: :model do
end
end
it 'is falsey' do
expect(SurveyItemResponse.sufficient_data?(measure: measure, academic_year: ay, school: school)).to be_falsey
it 'returns nil' do
expect(SurveyItemResponse.score(measure: measure, school: school, academic_year: ay)).to be_nil
end
end
end
context 'when the measure includes only student data' do
let(:student_survey_item_1) { create(:survey_item, survey_item_id: 's-question-1', measure: measure) }
let(:student_survey_item_2) { create(:survey_item, survey_item_id: 's-question-2', measure: measure) }
context 'and there is sufficient student data' do
before :each do
SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD.times do
create(:survey_item_response, survey_item: student_survey_item_1, academic_year: ay, school: school)
(SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD/4).times do
create(:survey_item_response, survey_item: student_survey_item_1, academic_year: ay, school: school, likert_score: 1)
create(:survey_item_response, survey_item: student_survey_item_1, academic_year: ay, school: school, likert_score: 5)
create(:survey_item_response, survey_item: student_survey_item_2, academic_year: ay, school: school, likert_score: 1)
create(:survey_item_response, survey_item: student_survey_item_2, academic_year: ay, school: school, likert_score: 5)
end
end
it 'is truthy' do
expect(SurveyItemResponse.sufficient_data?(measure: measure, academic_year: ay, school: school)).to be_truthy
it 'returns the average of the likert scores of the survey items' do
expect(SurveyItemResponse.score(measure: measure, school: school, academic_year: ay)).to eq 3
end
end
@ -57,8 +66,8 @@ describe SurveyItemResponse, type: :model do
end
end
it 'is falsey' do
expect(SurveyItemResponse.sufficient_data?(measure: measure, academic_year: ay, school: school)).to be_falsey
it 'returns nil' do
expect(SurveyItemResponse.score(measure: measure, school: school, academic_year: ay)).to be_nil
end
end
end
@ -70,15 +79,15 @@ describe SurveyItemResponse, type: :model do
context 'and there is sufficient teacher data and sufficient student data' do
before :each do
SurveyItemResponse::TEACHER_RESPONSE_THRESHOLD.times do
create(:survey_item_response, survey_item: teacher_survey_item_1, academic_year: ay, school: school)
create(:survey_item_response, survey_item: teacher_survey_item_1, academic_year: ay, school: school, likert_score: 5)
end
SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD.times do
create(:survey_item_response, survey_item: student_survey_item_1, academic_year: ay, school: school)
create(:survey_item_response, survey_item: student_survey_item_1, academic_year: ay, school: school, likert_score: 5)
end
end
it 'is truthy' do
expect(SurveyItemResponse.sufficient_data?(measure: measure, academic_year: ay, school: school)).to be_truthy
it 'returns the average of the likert scores of the survey items' do
expect(SurveyItemResponse.score(measure: measure, school: school, academic_year: ay)).to eq 5
end
end
@ -92,8 +101,8 @@ describe SurveyItemResponse, type: :model do
end
end
it 'is falsey' do
expect(SurveyItemResponse.sufficient_data?(measure: measure, academic_year: ay, school: school)).to be_falsey
it 'returns nil' do
expect(SurveyItemResponse.score(measure: measure, school: school, academic_year: ay)).to be_nil
end
end
@ -107,8 +116,8 @@ describe SurveyItemResponse, type: :model do
end
end
it 'is falsey' do
expect(SurveyItemResponse.sufficient_data?(measure: measure, academic_year: ay, school: school)).to be_falsey
it 'returns nil' do
expect(SurveyItemResponse.score(measure: measure, school: school, academic_year: ay)).to be_nil
end
end
@ -122,8 +131,8 @@ describe SurveyItemResponse, type: :model do
end
end
it 'is falsey' do
expect(SurveyItemResponse.sufficient_data?(measure: measure, academic_year: ay, school: school)).to be_falsey
it 'returns nil' do
expect(SurveyItemResponse.score(measure: measure, school: school, academic_year: ay)).to be_nil
end
end
end