#encoding: utf-8
class ContestantWorksController < ApplicationController
  include ContestantWorksHelper
  include ApplicationHelper
  require 'bigdecimal'
  require "base64"
  before_filter :find_contestwork, :only => [:new, :index, :create, :new_student_work_project,:student_work_project,:cancel_relate_project,
                                          :search_course_students,:work_canrepeat,:add_group_member,:change_project]
  before_filter :find_work, :only => [:edit, :update, :show, :destroy, :add_score, :praise_student_work,:retry_work,:revise_attachment]
  before_filter :member_of_contest, :only => [:new, :create, :show]
  before_filter :author_of_work, :only => [:edit, :update, :destroy]
  before_filter :admin_of_contest, :only => []
  before_filter :is_logged, :only => [:index]

  def new

  end

  def index

  end

  def show

  end

  def create

  end

  def edit

  end

  def update

  end

  def destroy

  end

  def new_student_work_project
    @user_activity_id = params[:user_activity_id].to_i
    @hw_status = params[:hw_status].to_i
    respond_to do |format|
      format.js
    end
  end

  #创建作业的关联项目
  def student_work_project
    @project = ContestantWorkProject.new
    @project.work_id = @contestwork.id
    @project.project_id = params[:projectName].to_i
    @project.user_id = User.current.id
    @project.is_leader = 1
    @project.contest_id = @contestwork.contest_id
    if @project.save
      @user_activity_id = params[:user_activity_id].to_i
      @hw_status = params[:hw_status].to_i
      @is_teacher = User.current.admin_of_contest?(@contestwork.contest) || User.current.admin?
      respond_to do |format|
        format.js
      end
    end
  end

  # 取消关联项目
  def cancel_relate_project
    relate_pro = ContestantWorkProject.where("user_id = #{User.current.id} and work_id = #{@contestwork.id}").first
    if relate_pro.destroy
      @user_activity_id = params[:user_activity_id].to_i
      @hw_status = params[:hw_status].to_i
      @is_teacher = User.current.admin_of_contest?(@contestwork.contest) || User.current.admin?
      respond_to do |format|
        format.js
      end
    end
  end

  private
  #获取题目
  def find_contestwork
    @contestwork = Work.find params[:work]
    @contest = @contestwork.contest
  rescue
    render_404
  end

  #获取作品
  def find_work
    @work = ContestantWork.find params[:id]
    @contestwork = @work.work
    @contest = @contestwork.contest
  rescue
    render_404
  end

  #是不是当前竞赛的成员
  #当前竞赛成员才可以看到作品列表
  def member_of_contest
    render_403 unless User.current.member_of_contest?(@contest) || User.current.admin?
  end

  #判断是不是当前作品的提交者
  #提交者 && (非匿评作业 || 未开启匿评) 可以编辑作品
  def author_of_work
    render_403 unless User.current.admin? || User.current.id == @work.user_id
  end

  def admin_of_contest
    render_403 unless User.current.admin_of_contest?(@contest) || User.current.admin?
  end

  def is_logged
    redirect_to signin_path unless User.current.logged?
  end
end