class ExternalUsersController < ApplicationController def authorize! authorize(@user || @users) end private :authorize! def index @users = ExternalUser.all.includes(:consumer).paginate(page: params[:page]) authorize! end def show @user = ExternalUser.find(params[:id]) authorize! end def working_time_query(tag=nil) """ SELECT user_id, bar.exercise_id, max(score) as maximum_score, count(bar.id) as runs, sum(working_time_new) AS working_time FROM (SELECT user_id, exercise_id, score, id, CASE WHEN working_time >= #{StatisticsHelper::WORKING_TIME_DELTA_IN_SQL_INTERVAL} THEN '0' ELSE working_time END AS working_time_new FROM (SELECT user_id, exercise_id, max(score) AS score, id, (created_at - lag(created_at) over (PARTITION BY user_id, exercise_id ORDER BY created_at)) AS working_time FROM submissions WHERE user_id = #{@user.id} AND user_type = 'ExternalUser' GROUP BY exercise_id, user_id, id ) AS foo ) AS bar #{tag.nil? ? '' : ' JOIN exercise_tags et ON et.exercise_id = bar.exercise_id AND et.tag_id = ' + tag + ' '} GROUP BY user_id, bar.exercise_id; """ end def statistics @user = ExternalUser.find(params[:id]) authorize! statistics = {} ApplicationRecord.connection.execute(working_time_query(params[:tag])).each do |tuple| statistics[tuple["exercise_id"].to_i] = tuple end render locals: { statistics: statistics } end def tag_statistics @user = ExternalUser.find(params[:id]) authorize! statistics = [] tags = ProxyExercise.new().get_user_knowledge_and_max_knowledge(@user, @user.participations.uniq.compact) tags[:user_topic_knowledge].each_pair do |tag, value| statistics.append({key: tag.name.to_s, value: (100.0 / tags[:max_topic_knowledge][tag] * value).round, id: tag.id}) end statistics.sort_by! {|item| -item[:value]} respond_to do |format| format.json { render(json: statistics) } end end end