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# encoding=utf-8
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class CareersService
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include ApplicationHelper
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# (localhost:3000/api/v1/careers/create)传参格式:
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# {
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# "name": "name",
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# "video_name": "video_name",
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# "video_description": "video_description",
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# "faq": [
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# {
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# "question": "question1",
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# "answer": "answer1"
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# },
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# {
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# "question": "question2",
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# "answer": "answer2"
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# }
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# ]
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# }
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# params:
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# [:name] -> 职业路径名称
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# [:video_name] -> 视频名称
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# [:video_description] -> 视频描述
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# [:faq][:questions] -> 常见问题 类型: 字符串数组
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# [:faq][:answers] -> 常见问题 类型： 字符串数组
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# return：
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# status: 0 成功 -1 失败
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# career_id: 职业路径的id
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def create params, current_user
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begin
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career = Career.create!(:name => params[:name],
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:video_name => params[:video_name],
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:video_description => params[:video_description],
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:user_id => current_user.id)
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if params[:attachments].present?
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attachment = Attachment.find params[:attachments][:attachment_id]
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attachment.update_attributes(:container_id => career.id, :container_type => "Career")
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end
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# 创建常见问题
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if params[:faq]
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params[:faq].each_with_index do |faq, index|
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CareerFaq.create!(:question => faq.question, :answer => faq.answer, :career_id => career.id)
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end
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end
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{status: 0, message: "职业路径创建成功！", career_id: career.id}
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rescue Exception => e
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{status: -1, message: "#{e.message}"}
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end
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end
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#（localhost:3000/api/v1/careers/1/edit）
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# return:
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# {
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# "name": "name",
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# "video_name": "video_name",
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# "video_description": "video_description",
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# "url": "/attachments/download//",
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# "faq": [
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# {
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# "question": "问题1",
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# "answer": "答案1"
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# },
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# {
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# "question": "问题2",
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# "answer": "答案2"
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# }
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# ],
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# "stages_info": [
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# {
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# "stage_name": "阶段名称",
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# "stage_description": "阶段描述",
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# "subject_list": [
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# {
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# "subject_name": "实训路径名称",
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# "subject_id": "实训路径id",
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# # 实训列表
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# "shixun_list": [
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# {"shixun_id": 1, "shixun_name": "C++之整数性质判断"},
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# {"shixun_id": 2, "shixun_name": "C++之整数计算基础"},
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# {"shixun_id": 3, "shixun_name": "C++之整数基本应用（I）"}
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# ]
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#
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# },
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# {
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# "subject_name": "实训路径名称",
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# "subject_id": "实训路径ID",
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# # 实训列表
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# "shixun_list": [
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# {"shixun_id": 4, "shixun_name": "数据结构与算法 - 线性表"},
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# {"shixun_id": 6, "shixun_name": "数据结构与算法 - 队列"},
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# {"shixun_id": 7, "shixun_name": "数据结构与算法 - 栈"},
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# {"shixun_id": 7, "shixun_name": "数据结构与算法 - 计算表达式"}
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# ]
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# }
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# ]
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# }
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# ]
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# }
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def edit params
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career = find_career params[:id]
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video = career.attachments.first
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faq = career.career_faqs.map{|faq| {question: faq.question, answer: faq.answer} }
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stages_info = []
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career.career_stages.each do |stage|
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subject_list = []
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stage.subjects.each do |subject|
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shixun_list = subject.shixuns.map{|shixun| {shixun_id: shixun.id, shixun_name: shixun.name} }
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subject_list << {subject_name: subject.name, subject_id: subject.id, shixun_list: shixun_list}
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end
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stages_info << {stage_id: stage.id, stage_name: stage.name, stage_description: stage.description, subject_list: subject_list}
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end
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{name: career.name,
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video_name: career.video_name,
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video_description: career.video_description,
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video_url: "/attachments/download/#{video.try(:id)}/#{video.try(:filename)}",
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video_delete_url: "/attachments/delete_career?attachment_id=#{video.try(:id)}",
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attachment_id: video.try(:id),
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attachment_name: video.try(:filename),
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faq: faq,
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stages_info: stages_info}
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end
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# params:
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# [:id] -> tab的repertoire的id
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# [:search] -> 搜索创建者名称或实训路径名称
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# [:stage_id] -> 编辑模式下需要传职业路径阶段id
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# return:
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# repertoire -> 表示tab的数据
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# subjects_counts -> 表示检索结果
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# subjects_list -> 表示列表数据
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def get_paths_info params
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page = params[:page] ? params[:page].to_i - 1 : params[:page].to_i
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offset = page * 15
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sql =
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if params[:id]
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"id = #{params[:id]}"
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else
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"1=1"
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end
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repertoires = Repertoire.select([:id, :name]).order("created_at asc")
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repertoire = repertoires.where("#{sql}")
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sql1 =
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if params[:search]
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user_ids = User.where("CONCAT(lastname,firstname) like '%#{params[:search]}%'").pluck(:id)
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user_ids = user_ids.blank? ? -1 : user_ids.join(',')
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"(user_id in (#{user_ids}) or name like '%#{params[:search]}%') and repertoire_id in (#{repertoire.pluck(:id).join(",")})"
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else
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"repertoire_id in (#{repertoire.pluck(:id).join(",")})"
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end
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career_stage =
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if params[:stage_id]
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CareerStage.find params[:stage_id]
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end
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subjects = Subject.select([:id, :name, :user_id, :status]).where("#{sql1}").order("visits desc")
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subjects_count = subjects.count
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subjects = subjects.offset(offset).limit(15)
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Rails.logger.info("#######################subjects_count: #{subjects_count}")
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subjects_list = format_subject_list subjects, career_stage
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{repertoire: repertoires, subjects_count: subjects_count, subjects_list: subjects_list}
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end
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# (localhost:3000/api/v1/careers/add_paths)传参格式：
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# {
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# "id": [3,5]
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# }
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# params:
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# [id] -> 多个实训路径的id，类型为“数组”
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# return:
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# subject_list-> 都是按章节 按课时排好序的路径信息
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def add_paths params
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subjects = []
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ids = params[:id]
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# REDO 为了按照传过来的id排序才这样做(这里需要优化，如何用RAM的方式或者mysql的方式查询最好)
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ids.each do |id|
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subjects << Subject.select([:id, :name]).includes(stage_shixuns: :shixun).find(id)
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end
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subject_list = []
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subjects.each do |subject|
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shixun_list = []
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subject.shixuns.each do |shixun|
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shixun_list << {shixun_name: shixun.name, shixun_link: "/shixuns/#{shixun.identifier}"}
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end
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subject_list << {subject_name: subject.name, subject_id: subject.id, shixun_list: shixun_list}
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end
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{subject_list: subject_list}
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end
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# (localhost:3000/api/v1/careers/4/create_career_stages)传参格式:
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# {
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# "career_stages": [
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# {
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# "name": "name1",
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# "description": "description1",
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# "subject_id": [1,2,3,4]
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# },
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# {
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# "name": "name2",
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# "description": "description2",
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# "subject_id": [1,2,3,4]
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# }
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# ]
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# }
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# return: status -> 0成功 -1 失败
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def create_career_stages params
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begin
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career = Career.find params[:id]
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params[:career_stages].each_with_index do |c_stage, index|
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stage = CareerStage.create!(:name => c_stage.name,
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:description => c_stage.description,
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:career_id => career.id,
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:position => index + 1)
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c_stage.subject_id.each do |subject|
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CareerStageSubject.create!(:subject_id => subject, :career_stage_id => stage.id)
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end
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end
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{status: 0, message: "创建职业路径内容成功！", career_id: career.id}
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rescue Exception => e
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{status: -1, message: "#{e.message}"}
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end
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end
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#(localhost:3000/api/v1/careers/1/introduction)
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# return:
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# video_info: 视频模块信息
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# shixuns_info： 实训模块信息
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# faq： FAQ 常见问题
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def introduction params
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career = find_career params[:id]
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video = career.attachments.first
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video_info = {name: career.video_name, description: career.video_description, url: "/attachments/download/#{video.try(:id)}/#{video.try(:filename)}"}
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shixuns_info = []
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career.career_stages.each do |stage|
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subjects = stage.subjects
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subjects.each do |subject|
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subject.shixuns.each do |shixun|
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# 去除图片的链接
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description = shixun.description.gsub(/!\[\](.*)\)/, "")
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shixuns_info << {id: shixun.id, name: shixun.name, description: description}
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break if shixuns_info.length > 7
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end
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end
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end
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faq = career.career_faqs.select([:question, :answer])
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{career_name: career, video_info: video_info, shixuns_info: shixuns_info, faq: faq}
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end
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# (localhost:3000/api/v1/careers/1/update_introduction)传参格式:
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# {
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# "name": "name",
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# "video_name": "video_name",
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# "video_description": "video_description",
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# "faq": [
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# {
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# "question": "question1",
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# "answer": "answer1"
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# },
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# {
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# "question": "question2",
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# "answer": "answer2"
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# }
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# ]
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# }
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# params:
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# [:name] -> 职业路径名称
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# [:video_name] -> 视频名称
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# [:video_description] -> 视频描述
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# [:faq][:questions] -> 常见问题 类型: 字符串数组
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# [:faq][:answers] -> 常见问题 类型： 字符串数组
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# return：
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# status: 0 成功 -1 失败
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# career_id: 职业路径的id
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def update_introduction params
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ActiveRecord::Base.transaction do
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begin
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career = find_career params[:id]
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career.update_attributes(:name => params[:name], :video_name => params[:video_name], :video_description => params[:video_description])
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if params[:attachments]
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if params[:attachments][:attachment_id] != career.attachments.first.try(:id)
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career.attachments.destroy_all
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attachment = Attachment.find params[:attachments][:attachment_id]
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attachment.update_attributes(:container_id => career.id, :container_type => "Career")
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end
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end
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career.career_faqs.destroy_all
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# 创建常见问题
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if params[:faq]
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params[:faq].each_with_index do |faq, index|
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CareerFaq.create!(:question => faq.question, :answer => faq.answer, :career_id => career.id)
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end
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end
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{status: 0, message: "更新成功", career_id: career.id}
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rescue Exception => e
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{status: -1, message: "#{e.message}"}
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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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#(localhost:3000/api/v1/careers/1/contents)
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# return:
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# {
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# 用户信息
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# "user_info": {
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# "learn_level": 用户已学习的百分比（整数）,
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# "user_experences": 用户经验值,
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# "experences_level": 高于平台经验的用户比例
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# },
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# # 阶段信息（数组）
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# "career_info": [
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# {
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# # "badge_url": 设计总徽章
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# "shixun_count": 阶段的实训总数,
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# "stage_name": 阶段名称,
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# "stage_score": 阶段总经验,
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# "stage_description": 阶段描述,
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# # 实训路径信息（数组）
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# "subject_info": [
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# {
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# "subject_name": 实训路径名称,
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# "my_progress": 我的实训路径进度,
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# "all_progress": 阶段实训进度,
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# "score": 实训路径经验值,
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# "completed": 路径是否全完成 0 未完成 1 完成,
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# # 实训信息（数组）
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# "shixun_info": [
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# {
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# "shixun_name": 实训名称,
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# "published": 实训发布与否
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# "status": 用户实训状态（-1 未开启， 0 未完成， 1 已完成）,
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# "url": 实训开启链接（如："/shixuns/qmeb65oa/shixun_exec"）
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# }
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# ]
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# }
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# ]
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# }
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# ]
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# }
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def contents params, current_user
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career = find_career params[:id]
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career_info = []
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# 职业路径完成的实训数
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my_completed_count = 0
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# 所有实训数
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all_shixun_count = 0
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shixun_ids = []
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# 阶段循环（获取实训路径）
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career.career_stages.each do |stage|
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subject_info = []
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# 阶段经验值
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stage_score = 0
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# 实训个数
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shixun_count = 0
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# 实训路径循环(获取实训)
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stage.subjects.each do |subject|
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# 实训路径是否完成： 1 完成 0未完成
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completed = 0
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shixuns = subject.shixuns
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shixun_count += shixuns.count
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# 路径经验值
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subject_score = subject.subject_score
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stage_score += subject_score
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# 总进度
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all_progress = shixuns.count
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all_shixun_count += all_progress
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# 我完成的进度
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my_progress = 0
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shixun_info = []
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shixuns.each do |shixun|
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shixun_ids << shixun.id
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status = shixun.myshixuns.where(:user_id => current_user.id).first.try(:status)
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status ||= -1
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my_progress += 1 if status == 1
|
|
|
# status： -1 未开启， 0 未完成， 1 已完成
|
|
|
published = shixun.status == 2 ? true : (shixun.status == 3 && status != -1 ? true : false)
|
|
|
shixun_info << {shixun_name: shixun.name, published: published, status: status, url: "/shixuns/#{shixun.identifier}/shixun_exec"}
|
|
|
end
|
|
|
completed = 1 if my_progress == all_progress
|
|
|
my_completed_count += my_progress
|
|
|
subject_info << {subject_name: subject.name, my_progress: my_progress, all_progress: all_progress, score: subject_score, completed: completed, shixun_info: shixun_info}
|
|
|
end
|
|
|
career_info << {career_name: career.name, shixun_count: shixun_count, stage_name: stage.name, stage_score: stage_score, stage_description: stage.description, subject_info: subject_info}
|
|
|
end
|
|
|
myshixuns = Myshixun.select([:id, :status, :user_id]).where(:shixun_id => shixun_ids)
|
|
|
myshixun_ids = myshixuns.blank? ? -1 : myshixuns.pluck(:id).join(",")
|
|
|
games = Game.find_by_sql("select @:=@+1 pos,a.score experences, a.user_id user_id from
|
|
|
(SELECT sum(c.score) score, g.user_id FROM `games` g join `challenges` c
|
|
|
on c.id = g.challenge_id where g.status = 2 and myshixun_id in(#{myshixun_ids}) group by g.user_id order by score asc, g.cost_time asc) a,
|
|
|
(SELECT @:=0) r;")
|
|
|
|
|
|
passed_count = myshixuns.where(:status => 1, :user_id => current_user.id).count
|
|
|
shixun_count = shixun_ids.count
|
|
|
Rails.logger.info("##################shixuns: ##{passed_count}")
|
|
|
Rails.logger.info("##################shixuns_count: ##{shixun_count}")
|
|
|
play_count = games.count
|
|
|
user_level = 0
|
|
|
Rails.logger.info("##################games: ##{games}")
|
|
|
user_experences = 0
|
|
|
games.each do |g|
|
|
|
if g.user_id == current_user.id
|
|
|
Rails.logger.info("####################{g}")
|
|
|
user_level = g.pos
|
|
|
user_experences = g.experences
|
|
|
end
|
|
|
end
|
|
|
experences_level = play_count == 0 ? 0 : ((user_level / play_count.to_f) * 100).to_i
|
|
|
learn_level = shixun_count == 0 ? 0 : ((passed_count / shixun_count.to_f) * 100).to_i
|
|
|
#down_user = User.where("experience < #{current_user.experience}").count
|
|
|
#all_user = User.count
|
|
|
#experences_level = ((down_user / all_user.to_f) * 100).to_i
|
|
|
#learn_level = all_shixun_count != 0 ? ((my_completed_count / all_shixun_count.to_f) * 100).to_i : 0
|
|
|
|
|
|
user_info = {learn_level: learn_level, user_experences: user_experences, experences_level: "#{experences_level}%"}
|
|
|
{user_info: user_info, career_info: career_info, badge_url: "/images/avatars/Career/#{career.id}"}
|
|
|
end
|
|
|
|
|
|
# (localhost:3000/api/v1/careers/1/update_contents)传参格式:
|
|
|
# {
|
|
|
# "career_stages": [
|
|
|
# {
|
|
|
# "name": "name1",
|
|
|
# "description": "description1",
|
|
|
# "subject_id": [1,2,3,4]
|
|
|
# },
|
|
|
# {
|
|
|
# "name": "name2",
|
|
|
# "description": "description2",
|
|
|
# "subject_id": [1,2,3,4]
|
|
|
# }
|
|
|
# ],
|
|
|
#
|
|
|
# }
|
|
|
# return: status -> 0成功 -1 失败
|
|
|
def update_contents params
|
|
|
ActiveRecord::Base.transaction do
|
|
|
begin
|
|
|
career = find_career params[:id]
|
|
|
career.career_stages.destroy_all
|
|
|
stages = params[:career_stages]
|
|
|
stages.each_with_index do |c_stage, index|
|
|
|
stage = CareerStage.create!(:name => c_stage.name,
|
|
|
:description => c_stage.description,
|
|
|
:career_id => career.id,
|
|
|
:position => index + 1)
|
|
|
c_stage.subject_id.each do |subject|
|
|
|
CareerStageSubject.create!(:subject_id => subject, :career_stage_id => stage.id)
|
|
|
end
|
|
|
end
|
|
|
{status: 0, message: "创建职业路径内容成功！", career_id: career.id}
|
|
|
rescue Exception => e
|
|
|
{status: -1, message: "#{e.message}"}
|
|
|
end
|
|
|
end
|
|
|
end
|
|
|
|
|
|
def get_published_careers params
|
|
|
career = Career.select([:id, :name]).published.order("created_at asc")
|
|
|
career.map{|c| c.attributes.dup }
|
|
|
end
|
|
|
|
|
|
# 公共接口
|
|
|
# localhost:3000/api/v1/careers/get_current_user
|
|
|
# return:
|
|
|
# current_user: 当前用户的头像下拉信息
|
|
|
def get_current_user params, current_user
|
|
|
current_user_info = format_for_current_user current_user if current_user
|
|
|
{current_user: current_user_info}
|
|
|
end
|
|
|
|
|
|
# GET /api/v1/careers/get_career_navigation_url
|
|
|
def get_navigation_url
|
|
|
careers = Career.published.order("created_at asc")
|
|
|
careers_info = careers.map{|c| {name: c.name, url:"/careers/#{c.id}/introduction"}}
|
|
|
{careers_info: careers_info}
|
|
|
end
|
|
|
|
|
|
private
|
|
|
|
|
|
def format_subject_list subjects, career_stage
|
|
|
subjects_list = []
|
|
|
Rails.logger.info("####################subjects: #{subjects}")
|
|
|
subjects.each do |subject|
|
|
|
selected =
|
|
|
if career_stage
|
|
|
subject_ids = career_stage.subjects.pluck(:id)
|
|
|
subject_ids.include?(subject.id)
|
|
|
else
|
|
|
false
|
|
|
end
|
|
|
user = User.find(subject.user_id)
|
|
|
status = subject.status == 2 ? "已发布" : "未发布"
|
|
|
subjects_list << {id: subject.id, name: subject.name, username: user.show_real_name, user_link: "/users/#{user.login}", status: status, selected: selected}
|
|
|
end
|
|
|
subjects_list
|
|
|
end
|
|
|
|
|
|
def format_for_current_user current_user
|
|
|
new_tidings_count = current_user.tidings.where("created_at > '#{current_user.onclick_time.onclick_time}'").count
|
|
|
new_pri_message_count = current_user.private_messages.where("created_at > '#{current_user.onclick_time.onclick_time}'").count
|
|
|
count = new_tidings_count + new_pri_message_count
|
|
|
|
|
|
{username: current_user.show_name, login: current_user.login,
|
|
|
user_id: current_user.id, image_url: url_to_avatar(current_user),
|
|
|
admin: current_user.admin?, is_teacher: current_user.user_extensions.try(:identity) == 0,
|
|
|
tidding_count: count}
|
|
|
end
|
|
|
|
|
|
def find_career id
|
|
|
Career.includes(:career_faqs, career_stages: [career_stage_subjects: :subject]).find id
|
|
|
end
|
|
|
end |
