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module Sampling
class PeerReview
def self.works_with?(game)
return true
end
def self.can_get?(setting_name)
return setting_name.start_with?("feedback_from_") ? 2 : 0
end
def self.uses_remote?
return false
end
def self.set_remote_name(user, game, value)
raise "This sampling method doesn't use remote usernames."
end
def self.get_remote_name(value)
raise "This sampling method doesn't use remote usernames."
end
####
def initialize(match)
@match = match
end
def start
# do nothing
end
def render_user_interaction(user)
@user = user
@team = get_team(match)
@feedbacks_missing = get_feedbacks_missing(match)
require 'erb'
erb_filename = File.join(__FILE__.sub(/\.rb$/, '.html.erb'))
erb = ERB.new(File.read(erb_filename))
erb.filename = erb_filename
return erb.result(binding).html_safe
end
def handle_user_interaction(reviewing_user, params)
i = 0
params[:peer_review].to_s.split(',').each do |user_name|
reviewed_user = User.find_by_user_name(user_name)
user.statistics.create(match: @match, value: i)
i += 1
end
end
private
def self.get_users(match)
users = []
match.teams.each{|t| users.concat(t.users)}
return users
end
def self.get_team(match)
match.teams.find{|t|t.users.include?(@user)}
end
def self.get_feedbacks(match)
ret = {}
match.statistiscs.where("'name' LIKE 'feedback_from_%'").each do |statistic|
ret[statistic.user] ||= {}
ret[statistic.user][User.find_by_user_name(statistic.name.sub(/^feedback_from_/,''))] = statistic.value
end
return ret
end
def self.get_feedbacks_missing(match)
require 'set'
ret = Set.new
feedback = get_feedbacks(match)
users = get_users(match)
feedback.each do |feedback|
(users - feedback.keys).each do |user|
ret.add(user)
end
end
return ret
end
end
end
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