47 lines
1.4 KiB
Ruby
47 lines
1.4 KiB
Ruby
# frozen_string_literal: true
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class PairProgramming23Study
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ENABLE = ENV.fetch('PAIR_PROGRAMMING_23_STUDY', nil) == 'true'
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STUDY_GROUP_IDS = [368, 451].freeze
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# All easy tasks of the first week to be solved by the participants on their own
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EXCLUDED_EXERCISE_IDS = [636, 647, 648, 649, 637, 638, 623, 639, 650, 625, 624, 651, 653, 654, 655, 664, 656].freeze
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# The participants are forced to work in pairs on these tasks
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FORCED_EXERCISE_IDS = [723].freeze
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def self.participate?(user, exercise)
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return false if Rails.env.test?
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ENABLE || participate_in_pp?(user, exercise)
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end
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def self.participate_in_pp?(user, exercise)
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return false unless experiment_course?(user.current_study_group_id)
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return false if EXCLUDED_EXERCISE_IDS.include?(exercise.id)
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return true if user.external_user? && fixed_enrolled_users.include?([user.consumer_id.to_s, user.external_id])
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user_group = user.id % 3 # => 0, 1, 2
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case user_group
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when 0, 1
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true
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else # 2
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false
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end
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end
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def self.experiment_course?(study_group_id)
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STUDY_GROUP_IDS.include? study_group_id
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end
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def self.csv
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@csv ||= CSV.read(Rails.root.join('config/pair_programming23_study.csv'), headers: true)
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rescue Errno::ENOENT
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[]
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end
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def self.fixed_enrolled_users
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@fixed_enrolled_users ||= csv.map do |row|
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[row['consumer_id'], row['external_id']]
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end
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end
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end
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