socialforge/app/services/contests_service.rb

#coding=utf-8
class ContestsService
    include ApplicationHelper
    include ContestsHelper
    include ApiHelper
    include ActionView::Helpers::DateHelper

    #多个角色加入竞赛
    def join_contest_roles params,current_user
      contest = Contest.find_by_invite_code(params[:invite_code]) if params[:invite_code]
      go_contestgroup_flag = 0
      contest_id = 0

      @state = 10
      if contest
        if contest[:is_delete] == 1
          @state = 11
        elsif contest[:invite_code_halt] == 1
          @state = 14
        else
          if current_user.member_of_contest?(contest) #如果已经是成员
            @state = 3
          else
            if params[:invite_code].present?
              role_ids = params[:role]
              role_str = role_ids.join(",").to_s

              #如果已经发送过消息了，那么就要给个提示
              if AppliedContest.where(:contest_id => contest.id, :user_id => current_user.id, :role => role_str, :status => 0).count != 0
                @state = 7
              else
                AppliedContest.create(:contest_id => contest.id, :user_id => current_user.id, :role => role_str, :status => 0)
                @state = 6
              end
            else
              @state = 1
            end
          end
        end
      else
        @state = 4
      end
      {:state => @state, :contest => contest, :go_contestgroup_flag => go_contestgroup_flag, :contest_id => contest_id}
    end
end