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# frozen_string_literal: true
class Experiment < ApplicationRecord
has_many :experiment_users
has_many :experiment_subjects, inverse_of: :experiment
validates :name, presence: true, uniqueness: true, length: { maximum: 255 }
def self.add_user(name, group_type, user, context = {})
find_or_create_by!(name: name).record_user_and_group(user, group_type, context)
end
def self.record_conversion_event(name, user)
find_or_create_by!(name: name).record_conversion_event_for_user(user)
end
# Create or update the recorded experiment_user row for the user in this experiment.
def record_user_and_group(user, group_type, context = {})
experiment_users.find_or_initialize_by(user: user).update!(group_type: group_type, context: context)
end
def record_conversion_event_for_user(user)
experiment_users.find_by(user: user, converted_at: nil)&.touch(:converted_at)
end
end
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