/// <summary> /// 添加试题集 /// </summary> /// <param name="ques"></param> /// <param name="expires"></param> /// <returns>返回缓存的唯一标识</returns> public string Add(Questions[] ques, int expires) { QuestionsCache_Item qcitem = new QuestionsCache_Item(ques, expires); list.Add(qcitem); return(qcitem.UID); }
/// <summary> /// 更新缓存 /// </summary> /// <param name="ques">试题列表</param> /// <param name="expires"></param> /// <param name="uid"></param> public string Update(Questions[] ques, int expires, string uid) { QuestionsCache_Item qci = GetCache(uid); if (qci != null) { if (!string.IsNullOrWhiteSpace(uid)) { qci.UID = uid; } if (expires > 0) { qci.Expires = expires; } if (ques != null) { qci.Questions = ques.ToList <Questions>(); } } else { qci = new QuestionsCache_Item(ques, expires); qci.UID = uid; this.list.Add(qci); } return(qci.UID); }
/// <summary> /// 添加试题集 /// </summary> /// <param name="ques"></param> /// <param name="expires"></param> /// <returns>返回缓存的唯一标识</returns> public string Add(Questions[] ques, int expires, string uid) { QuestionsCache_Item qcitem = new QuestionsCache_Item(); qcitem.Questions = ques.ToList <Questions>(); qcitem.Expires = expires; qcitem.UID = uid; list.Add(qcitem); return(qcitem.UID); }
/// <summary> /// 获取答题信息 /// </summary> /// <param name="uid"></param> /// <returns></returns> public ExamResults GetExamResults(string uid) { QuestionsCache_Item qci = this.GetCache(uid); if (qci == null) { return(null); } return(qci.Result); }
/// <summary> /// 获取缓存中的试题集 /// </summary> /// <param name="uid"></param> /// <returns></returns> public List <Questions> GetQuestions(string uid) { QuestionsCache_Item qci = this.GetCache(uid); if (qci == null) { return(null); } return(qci.Questions); }
/// <summary> /// 获取缓存对象 /// </summary> /// <param name="uid">用于区分缓存对象的uid</param> /// <returns></returns> public QuestionsCache_Item GetCache(string uid) { //先取缓存试题集 QuestionsCache_Item qci = null; for (int i = 0; i < list.Count; i++) { if (uid == list[i].UID) { qci = list[i]; break; } } return(qci); }
/// <summary> /// 获取缓存中的试题集 /// </summary> /// <param name="uid"></param> /// <returns></returns> public List <Questions> GetQuestions(string uid) { QuestionsCache_Item qci = this.GetCache(uid); if (uid == "all") { if (qci == null) { Song.Entities.Questions[] ques = Business.Do <IQuestions>().QuesCount(-1, null, -1); this.Delete("all"); this.Add(ques, int.MaxValue, "all"); } qci = this.GetCache(uid); } if (qci == null) { return(null); } return(qci.Questions); }
/// <summary> /// 更新缓存 /// </summary> /// <param name="exr">答题内容</param> /// <param name="expires"></param> /// <param name="uid"></param> /// <returns></returns> public string Update(ExamResults exr, int expires, string uid) { QuestionsCache_Item qci = GetCache(uid); if (qci != null) { if (!string.IsNullOrWhiteSpace(uid)) { qci.UID = uid; } if (expires > 0) { qci.Expires = expires; } if (exr != null) { qci.Result = exr; } } else { qci = new QuestionsCache_Item(); if (expires > 0) { qci.Expires = expires; } if (exr != null) { qci.Result = exr; } qci.UID = uid; this.list.Add(qci); } //如果交卷 if (exr.Exr_IsSubmit && !exr.Exr_IsCalc) { qci.Calculate(); } return(qci.UID); }
/// <summary> /// 添加试题集 /// </summary> /// <param name="ques"></param> /// <param name="expires"></param> public void Add(List <Questions> ques, int expires) { QuestionsCache_Item qcitem = new QuestionsCache_Item(ques, expires); list.Add(qcitem); }