class Drawy::Validator
Public Class Methods
couple_plus_one?(people, couples)
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# File lib/drawy/validator.rb, line 25 def couple_plus_one?(people, couples) return true if people.size == 3 && couples.keys.size == 1 false end
validate_people_format()
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# File lib/drawy/validator.rb, line 11 def validate_people_format people = Drawy::Engine.people if people.nil? || people.empty? || people.size < 2 raise Drawy::ValidationError, 'You must register at least 2 people or couples before drawing' elsif people.size == 2 && Drawy::Engine.is_couple?(people[0], people[1]) raise Drawy::ValidationError, 'The current pool only contains a couple, please add more people' # A couple plus one person creates a triangle making the distribution impossible given the rules # We either end up with one person in couple buying a gift for its partner or the 3rd # person receiving 2 gifts and someone receiving none elsif couple_plus_one?(people, Drawy::Engine.couples) raise Drawy::ValidationError, 'The current pool only contains a couple and one person, please add more people' end end
validate_uniqueness_of(*args)
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# File lib/drawy/validator.rb, line 4 def validate_uniqueness_of(*args) return if Drawy::Engine.people.nil? faulty_names = Drawy::Engine.people & args return if faulty_names.empty? raise Drawy::ValidationError, "The following name(s) already exist(s): #{faulty_names}" end