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class ChallengesController < ApplicationController
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before_action :require_login
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before_action :find_shixun, only: [:new, :create, :index]
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skip_before_action :verify_authenticity_token, only: [:create, :update, :create_choose_question, :crud_answer]
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before_action :find_challenge, only: [:edit, :show, :update, :create_choose_question, :index_down, :index_up,
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:edit_choose_question, :show_choose_question, :destroy_challenge_choose,
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:update_choose_question, :destroy, :crud_answer, :answer]
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# 关卡更新和操作的权限控制
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before_action :update_allowed, except: [:index]
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# 关卡访问的权限控制
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before_action :shixun_access_allowed, only: [:index]
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include ShixunsHelper
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include ChallengesHelper
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# 新建实践题
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def new
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@position = @shixun.challenges.count + 1
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@st = params[:st].to_i
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@task_pass_default = PlatformSample.find_by(samples_type: "taskPass").try(:contents)
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end
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# params
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# challenge:{"subject": "标题", "task_pass": "过关任务",
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# "diffculty": "关卡难度", "score": "关卡分数", "st": "关卡类型"} 关卡相关信息
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# challenge_tag: 关卡标签
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#
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def create
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ActiveRecord::Base.transaction do
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begin
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@challenge = Challenge.new(challenge_params)
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@challenge.position = @shixun.challenges.count + 1
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@challenge.shixun_id = @shixun.id
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@challenge.user_id = current_user.id
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@challenge.modify_time = Time.now
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@challenge.save!
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# 实训是否需要重置, 非实践任务创建第一个阶段调用, 避免不包含实践任务的实训进行模拟实战报错 todo: 新建实训需要重置TPI
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# shixun_modify_status_without_publish(@shixun, 1) if @challenge.position != 1
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tags = params[:challenge_tag]
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if tags.present?
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tags.each do |tag|
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# TODO 创建tag的时候为什么一直报challenge choose必须存在??
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ChallengeTag.create!(name: tag, challenge_id: @challenge.id)
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end
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end
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rescue Exception => e
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uid_logger_error("create challenge failed #{e}")
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end
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end
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end
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# 创建选择题
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def create_choose_question
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ActiveRecord::Base.transaction do
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begin
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@challenge_choose = ChallengeChoose.new(chooce_params)
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@challenge_choose.position = @challenge.challenge_chooses.count + 1
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@challenge_choose.category = @challenge_choose.standard_answer.length == 1 ? 1 : 2
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@challenge_choose.challenge_id = @challenge.id
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if @challenge_choose.save!
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# 创建选项
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params[:question][:cnt].each_with_index do |test, index|
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answer = params[:choice][:answer][index]
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ChallengeQuestion.create(:option_name => test,
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:challenge_choose_id => @challenge_choose.id,
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:position => index, :right_key => answer)
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end
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# 创建单选多选的技能标签
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if params[:challenge_tag].present?
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params[:challenge_tag].each do |tag|
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ChallengeTag.create(:name => tag, :challenge_choose_id => @challenge_choose.id, :challenge_id => @challenge.id)
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end
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end
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end
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rescue Exception => e
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raise ActiveRecord::Rollback
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end
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end
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end
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# 选择题详情页面
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def show_choose_question
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@challenge_choose = ChallengeChoose.find params[:choose_id]
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end
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# 选择题更新页面
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def update_choose_question
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@challenge_choose = ChallengeChoose.find(params[:choose_id])
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ActiveRecord::Base.transaction do
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if params[:standard_answer] != @challenge_choose.standard_answer
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@challenge.update_column(:modify_time, Time.now)
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end
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@challenge_choose.update_attributes(chooce_params)
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# 单选多选题的更新
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category = @challenge_choose.standard_answer.length > 1 ? 2 : 1
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@challenge_choose.update_column(:category, category)
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begin
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@challenge_choose.challenge_questions.delete_all
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params[:question][:cnt].each_with_index do |test, index|
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answer = params[:choice][:answer][index]
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ChallengeQuestion.create(:option_name => test, :challenge_choose_id => @challenge_choose.id, :position => index, :right_key => answer)
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end
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@challenge_choose.challenge_tags.delete_all unless @challenge_choose.challenge_tags.blank?
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if params[:challenge_tag].present?
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params[:challenge_tag].each do |tag|
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ChallengeTag.create(:name => tag, :challenge_choose_id => @challenge_choose.id, :challenge_id => @challenge.id)
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end
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end
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@challenge_choose = ChallengeChoose.find params[:choose_id]
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rescue Exception => e
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raise ActiveRecord::Rollback
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end
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end
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end
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# 选择题的编辑
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def edit_choose_question
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@challenge_choose = ChallengeChoose.find params[:choose_id]
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end
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def destroy_challenge_choose
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ActiveRecord::Base.transaction do
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@challenge_choose = ChallengeChoose.where(:id => params[:choose_id]).first
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pos = @challenge_choose.position
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@challenge.challenge_chooses.where("position > ?", pos).update_all("position = position - 1")
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@challenge_choose.destroy
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@status = 1
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# 发起重置请求 TODO: 重置实训需要后续做
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# shixun_modify_status_without_publish(@shixun, 1)
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end
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end
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# 编辑模式
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# tab 0,nil 过关任务, 1 评测设置, 2 参考答案
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def edit
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@tab = params[:tab].to_i
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@power = @shixun.status == 0
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challenge_num = Challenge.where(:shixun_id => @shixun).count
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@position = @challenge.position
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@chooses = @challenge.challenge_chooses
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if @position < challenge_num
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@next_challenge = Challenge.where(:shixun_id => @shixun, :position => @position + 1).first
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end
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@prev_challenge = Challenge.where(:shixun_id => @shixun, :position => @position - 1).first if @position - 1 > 0
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end
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def index
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uid_logger("identifier: #{params}")
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@challenges = Challenge.fields_for_list.where(shixun_id: @shixun.id)
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@editable = @shixun.status == 0 # before_action：有判断权限，如果没发布，则肯定是管理人员
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@user = current_user
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end
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def show
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@tab = params[:tab].nil? ? 1 : params[:tab].to_i
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challenge_num = @shixun.challenges_count
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@power = @shixun.status == 0 # 之前验证走过了是不是管理员，因此这里只用判断是否发布
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@position = @challenge.position
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if @position < challenge_num
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@next_challenge = Challenge.where(:shixun_id => @shixun, :position => @position + 1).first
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end
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@prev_challenge = Challenge.where(:shixun_id => @shixun, :position => @position - 1).first if @position - 1 > 0
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end
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# tab 0:过关任务的更新; 1:评测设置的更新; 2:表示参考答案的更新;
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def update
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ActiveRecord::Base.transaction do
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tab = params[:tab].to_i
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@challenge.update_attributes(challenge_params)
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if tab == 0 && @challenge.st == 0
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@challenge.challenge_tags.delete_all
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if params[:challenge_tag].present?
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params[:challenge_tag].each do |input|
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ChallengeTag.create!(:name => input, :challenge_id => @challenge.id)
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end
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end
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elsif tab == 1
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path = @challenge.path
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exec_path = @challenge.exec_path
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test_set = @challenge.test_sets
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sets_output = test_set.map(&:output)
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sets_input = test_set.map(&:input)
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sets_open = test_set.map(&:is_public)
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set_score = test_set.map(&:score)
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params_hidden = params[:test_set].map{|set| set[:hidden].to_i == 0}
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params_output = params[:test_set].map{|set| set[:output] }
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params_input = params[:test_set].map{|set| set[:input] }
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params_score = params[:test_set].map{|set| set[:score]}
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# 测试集变化则需要更新(输入、 输出、 是否隐藏)
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if sets_output != params_output || sets_open != params_hidden || sets_input != params_input || set_score != params_score
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test_set.delete_all unless test_set.blank?
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params[:test_set].each_with_index do |set, index|
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TestSet.create(:challenge_id => @challenge.id,
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:input => "#{set[:input]}",
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:output => "#{set[:output]}",
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:is_public => params_hidden[index],
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:score => set[:score],
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:position => (index + 1))
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end
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@challenge.update_column(:modify_time, Time.now)
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# 测试集的
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@shixun.myshixuns.update_all(:system_tip => 0)
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end
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# 关卡评测执行文件如果被修改，需要修改脚本内容
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script = modify_shixun_script @shixun, @shixun.evaluate_script
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@shixun.shixun_info.update_column(:evaluate_script, script)
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# TODO:
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# if path != params[:challenge][:path]
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# shixun_modify_status_without_publish(@shixun, 1)
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# end
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#Attachment.attach_files(@challenge, params[:attachments])
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end
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end
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end
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# 参考答案的'增,删,改'
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# POST: /shixuns/:id/challenges/:id/crud_answer
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# {'challenge_answer': [
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# {'name': 'name', contents: 'contents', score: 10},
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# {...},
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# {...}, ...]
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#}
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def crud_answer
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raise '参考答案不能为空' if params[:challenge_answer].empty?
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raise '占比之和必须为100%' if params[:challenge_answer].map{|a| a[:score]}.sum != 100
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@challenge.challenge_answers.destroy_all if @challenge.challenge_answers
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params[:challenge_answer].each_with_index do |answer, index|
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ChallengeAnswer.create(name: answer[:name], contents: answer[:contents],
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level: index+1, score: answer[:score], challenge_id: @challenge.id)
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end
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end
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# 查看参考答案接口
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def answer
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@answers = @challenge.challenge_answers
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end
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def index_down
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next_challenge = @challenge.next_challenge
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position = @challenge.position
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@challenge.update_attribute(:position, (position + 1))
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next_challenge.update_attribute(:position, next_challenge.position - 1)
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# 关卡位置被修改，需要修改脚本
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script = modify_shixun_script @shixun, @shixun.evaluate_script
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@shixun.update_column(:evaluate_script, script)
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end
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def index_up
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position = @challenge.position
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last_challenge = @challenge.last_challenge
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@challenge.update_attribute(:position, (position - 1))
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last_challenge.update_attribute(:position, last_challenge.position + 1)
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# 关卡位置被修改，需要修改脚本
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script = modify_shixun_script @shixun, @shixun.evaluate_script
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@shixun.update_column(:evaluate_script, script)
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end
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def destroy
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next_challenges = @shixun.challenges.where("position > #{@challenge.position}")
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next_challenges.update_all("position = position - 1")
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# Todo: 实训修改后,关卡需要重置
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# shixun_modify_status_without_publish(@shixun, 1)
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@challenge.destroy
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# 关卡位置被删除，需要修改脚本
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script = modify_shixun_script @shixun, @shixun.evaluate_script
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@shixun.update_column(:evaluate_script, script)
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end
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private
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def find_shixun
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@shixun = Shixun.find_by_identifier(params[:shixun_identifier])
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end
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# 通用接口
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def find_challenge
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@challenge = Challenge.find params[:id]
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@shixun = Shixun.find_by!(identifier: params[:shixun_identifier])
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end
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def challenge_params
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params.require(:challenge).permit(:subject, :task_pass, :difficulty, :score, :st, :modify_time, :test_set_average,
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:path, :exec_path, :show_type, :original_picture_path, :test_set_score,
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:expect_picture_path, :picture_path, :web_route, :answer, :exec_time)
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end
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def chooce_params
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params.require(:challenge_choose).permit(:subject, :answer,
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:standard_answer, :score, :difficult)
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end
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def update_allowed
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unless current_user.manager_of_shixun?(@shixun)
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raise Educoder::TipException.new(403, "..")
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end
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end
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end
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