app/controllers/find_correlations_controller.rb
class FindCorrelationsController < BaseController
def viewDidLoad
super
self.view.backgroundColor = UIColor.blueColor
self.title = "FindCorrelations"
end
def viewDidAppear(animated)
high_cal = HKQuantity.quantityWithUnit(HKUnit.kilocalorieUnit, doubleValue: 800.0)
greater_than_high_cal = HKQuery.predicateForQuantitySamplesWithOperatorType(NSGreaterThanOrEqualToPredicateOperatorType, quantity: high_cal)
sample_predicates = { dietary_energy_consumed: greater_than_high_cal }
Medic.find_correlations :food, sample_predicates: sample_predicates do |correlations|
correlations.each do |correlation|
NSLog correlation.to_s
end
end
end
end