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fix: reduce number of n+1 queries

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This commit is contained in:
Nelson Jovel 2023-12-21 13:34:16 -08:00
parent ebf4ca4166
commit 60927e3271
2 changed files with 9 additions and 4 deletions
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12
app/controllers/overview_controller.rb
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@ -6,11 +6,11 @@ class OverviewController < SqmApplicationController
def index
@variance_chart_row_presenters = measures.map(&method(:presenter_for_measure))
@category_presenters = Category.sorted.map { |category| CategoryPresenter.new(category:) }
@category_presenters = categories.map { |category| CategoryPresenter.new(category:) }
@student_response_rate_presenter = ResponseRatePresenter.new(focus: :student, school: @school,
academic_year: @academic_year)
academic_year: @academic_year)
@teacher_response_rate_presenter = ResponseRatePresenter.new(focus: :teacher, school: @school,
academic_year: @academic_year)
academic_year: @academic_year)
end
private
@ -33,6 +33,10 @@ class OverviewController < SqmApplicationController
end
def subcategories
@subcategories ||= Subcategory.all.includes(%i[measures admin_data_items category])
@subcategories ||= categories.flat_map(&:subcategories)
end
def categories
@categories ||= Category.sorted.includes(%i[measures admin_data_items subcategories])
end
end