public async Task <IActionResult> Edit(Guid id, [Bind("Id,Name,Indx,CourseId")] CourseChapter courseChapter)
{
if (id != courseChapter.Id)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
_context.Update(courseChapter);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!CourseChapterExists(courseChapter.Id))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction("Details", "Courses", new { id = courseChapter.CourseId }));
}
ViewData["CourseId"] = new SelectList(_context.Courses, "Id", "ArName", courseChapter.CourseId);
return(View(courseChapter));
}
private void GetTRCount(CourseChapter chapter, QuestionsDbModel temp)
{
var t = ExtLinq.True <ChapterQuestionTR>();
t = t.And(x => (x.DeleteMark == null ? false : x.DeleteMark) != true);
t = t.And(x => x.ChapterID == chapter.ID);
var trList = questionTRService.IQueryable(t);
if (trList != null)
{
temp.TRs = trList.Count();
}
}
private void GetSelcetCount(CourseChapter chapter, QuestionsDbModel temp)
{
var s = ExtLinq.True <ChapterQuestionSelect>();
s = s.And(x => (x.DeleteMark == null ? false : x.DeleteMark) != true);
s = s.And(x => x.ChapterID == chapter.ID);
var selectList = questionSelectService.IQueryable(s);
if (selectList != null)
{
temp.Selects = selectList.Count();
}
}
public async Task <IActionResult> Create([Bind("Id,Name,Indx,CourseId,IsDeleted,Ishidden")] CourseChapter courseChapter)
{
if (ModelState.IsValid)
{
courseChapter.Id = Guid.NewGuid();
_context.Add(courseChapter);
await _context.SaveChangesAsync();
return(RedirectToAction("Details", "Courses", new { /* routeValues, for example: */ id = courseChapter.CourseId }));
}
ViewData["CourseId"] = new SelectList(_context.Courses, "Id", "ArName", courseChapter.CourseId);
return(View(courseChapter));
}
public void GetReorderName(CourseChapter model, string type)
{
List <CourseChapter> afterList = new List <CourseChapter>();
switch (type)
{
case "add":
afterList = servcie.IQueryable().Where(x => x.PID == model.PID & x.SequenceID >= model.SequenceID & (x.DeleteMark == null ? false : x.DeleteMark) != true).ToList();
break;
case "update":
afterList = servcie.IQueryable().Where(x => x.PID == model.PID & x.SequenceID > model.SequenceID & (x.DeleteMark == null ? false : x.DeleteMark) != true).ToList();
break;
default: break;
}
foreach (var key in afterList)
{
var arr = key.ChapterName.Split(' ');
var num = GetChapterOrder(key.PID);
string order = "";
if (type == "add")
{
key.SequenceID = key.SequenceID + 1;
if (key.SequenceID > num)
{
order = "第" + (num + 1).ToString();
num++;
}
else
{
order = "第" + key.SequenceID.ToString();
}
}
else
{
key.SequenceID = key.SequenceID - 1;
order = "第" + num.ToString();
}
if (arr[0].Contains("章"))
{
key.ChapterName = order + "章" + ' ' + arr[1];
}
else
{
key.ChapterName = order + "节" + ' ' + arr[1];
}
servcie.Update(key);
}
}
public ActionResult SubmitForm(CourseChapter coursechapter, string Uid, string keyValue)
{
string userId = coursechapter.UserID;
if (userId != null && userId != "" && Uid == null)
{
List <User> userList = userApp.findUserById(userId);
if (userList.Count != 1)
{
return(Error("改用户不存在或者姓名重复，请重新选择负责人"));
}
else
{
coursechapter.UserID = userList[0].ID;
}
}
else if (Uid != null)
{
coursechapter.UserID = Uid;
}
else
{
return(Error("请选择负责人"));
}
//string userId=coursechapter.UserID;
//List<User> userList=userApp.findUserById(userId);
var res = courseChapterApp.AddChapter(coursechapter, keyValue);
if (res == 1)
{
return(Success("操作成功"));
}
else
{
return(Error("操作失败"));
}
}
public int AddChapter(CourseChapter coursechpater, string keyValue)
{
//string username = coursechpater.UserID;
// var e = ExtLinq.True<User>();
// e = e.And(x => (x.DeleteMark == null ? false : x.DeleteMark) != true);
// e = e.And(x => x.TrueName == username);
// User user=user_service.FindEntity(e);
CourseChapter model = new CourseChapter();
int result = 0;
if (string.IsNullOrEmpty(keyValue)) //新增大纲
{
var count = servcie.IQueryable().Where(t => t.CourserID == coursechpater.CourserID && t.PID == "0" && (t.DeleteMark == null?false:t.DeleteMark) != true).FirstOrDefault(); //所属课程对象
model.Create();
model.CourserID = coursechpater.CourserID;
if (count == null)
{
CourseChapter rootmodel = new CourseChapter();
rootmodel.Create();
rootmodel.PID = "0";
rootmodel.ChapterName = course_service.FindEntity(coursechpater.CourserID).CourseName;
rootmodel.SequenceID = 1;
rootmodel.CourserID = coursechpater.CourserID;
rootmodel.UserID = coursechpater.UserID;
rootmodel.CreatorUserId = coursechpater.CreatorUserId;
rootmodel.SetTime = DateTime.Now;
rootmodel.DeleteMark = false;
model.PID = rootmodel.ID;
servcie.Insert(rootmodel);//新增顶级课程节点
}
else
{
model.PID = coursechpater.PID == "-1" ? count.ID : coursechpater.PID;
}
model.UserID = coursechpater.UserID;
var exsitmodel = servcie.IQueryable().Where(x => x.PID == model.PID & x.SequenceID == coursechpater.SequenceID & (x.DeleteMark == null ? false : x.DeleteMark) != true).FirstOrDefault();
if (exsitmodel != null) //序号相同，从该位置插入
{
var chaperNum = exsitmodel.ChapterName.Split(' ')[0];
model.ChapterName = chaperNum + " " + coursechpater.ChapterName;
model.SequenceID = exsitmodel.SequenceID;
GetReorderName(exsitmodel, "add");
}
else
{
model.SequenceID = coursechpater.SequenceID;
var brotherList = servcie.IQueryable().Where(x => x.PID == model.PID & x.SequenceID > coursechpater.SequenceID & (x.DeleteMark == null ? false : x.DeleteMark) != true).OrderBy(x => x.SequenceID).FirstOrDefault();
var num = GetChapterOrder(model.PID);
var order = "";
if (brotherList != null) //序号大于同级大纲节点总数
{
order = "第" + num.ToString();
GetReorderName(brotherList, "add");
}
else
{
order = order = "第" + (num + 1).ToString();
}
model.ChapterName = coursechpater.PID == "-1" ? order + "章" + ' ' + coursechpater.ChapterName : order + "节" + ' ' + coursechpater.ChapterName;
}
model.CreatorUserId = coursechpater.CreatorUserId;
model.SetTime = DateTime.Now;
model.DeleteMark = false;
result = servcie.Insert(model);
}
else //修改大纲
{
model = servcie.FindEntity(keyValue);
var name = model.ChapterName.Split(' ')[0];
model.ChapterName = name + ' ' + coursechpater.ChapterName;
model.UserID = coursechpater.UserID;
result = servcie.Update(model);
}
return(result);
}
public static void init()
{
Course c1 = new Course();
c1.CourseID = "0001";
c1.CourseName = "算法分析与设计1";
c1.CourseDesc = "斯坦福算法课程，适合有一定编程基础的学生，系统性地介绍常用算法的设计与分析";
c1.CourseTeacher = "Stanford";
c1.CourseDifficulty = Course.Difficulty.Easy;
Course c2 = new Course();
c2.CourseID = "0002";
c2.CourseName = "高性能算法设计和实践";
c2.CourseDesc = "高级算法课程，介绍工业中常用的算法以及应用场景";
c2.CourseTeacher = "Stanford";
c2.CourseDifficulty = Course.Difficulty.Medium;
Course c3 = new Course();
c3.CourseID = "0003";
c3.CourseName = "数据结构（Java语言）";
c3.CourseDesc = "数据结构是计算机存储、组织数据的方式，对于优化程序有极大的帮助";
c3.CourseTeacher = "MIT";
c3.CourseDifficulty = Course.Difficulty.Easy;
courses.Add(c1.CourseName, c1);
courses.Add(c2.CourseName, c2);
courses.Add(c3.CourseName, c3);
CourseChapter cp1 = new CourseChapter();
courseDetails.Add(c1, cp1);
cp1.Course = c1;
cp1.Videos = new List <Video>();
Video cp1v1 = new Video();
cp1v1.VideoName = "Union-Find - Dynamic Connectivity";
cp1v1.VideoLength = 622;
cp1v1.VideoID = "cp1v1";
cp1v1.VideoPath = "02-Union-Find-DynamicConnectivity.mp4";
Video cp1v2 = new Video();
cp1v2.VideoName = "Union-Find - Quick Union";
cp1v2.VideoLength = 618;
cp1v2.VideoID = "cp1v2";
cp1v2.VideoPath = "03-Union-Find-QuickFind.mp4";
Video cp1v3 = new Video();
cp1v3.VideoName = "Union-Find - Quick-Union Improvements";
cp1v3.VideoLength = 470;
cp1v3.VideoID = "cp1v3";
cp1v3.VideoPath = "04-Union-Find-QuickUnion.mp4";
cp1.Videos.Add(cp1v1);
cp1.Videos.Add(cp1v2);
cp1.Videos.Add(cp1v3);
VideoAssistance va1 = new VideoAssistance();
va1.Assistance = new TextAssistance();
((TextAssistance)va1.Assistance).TextInfo = "TextHelp";
va1.StartVideoTime = 0;
va1.EndVideoTime = 500;
va1.Video = cp1v1;
va1.EmotionType = Emotion.EmotionType.Normal;
VideoAssistance va2 = new VideoAssistance();
va2.Assistance = new BookAssistance();
((BookAssistance)va2.Assistance).BookName = "BookHelp";
va2.StartVideoTime = 0;
va2.EndVideoTime = 500;
va2.Video = cp1v1;
va2.EmotionType = Emotion.EmotionType.Confused;
VideoAssistance va3 = new VideoAssistance();
va3.Assistance = new CourseAssistance();
((CourseAssistance)va3.Assistance).Course = c2;
((CourseAssistance)va3.Assistance).courseLevel = CourseAssistance.CourseLevel.LowLevel;
va3.StartVideoTime = 0;
va3.EndVideoTime = 500;
va3.Video = cp1v1;
va3.EmotionType = Emotion.EmotionType.Surprised;
List <VideoAssistance> vaList = new List <VideoAssistance>();
vaList.Add(va1);
vaList.Add(va2);
vaList.Add(va3);
Dictionary <Emotion.EmotionType, List <VideoAssistance> > emotionHelpMap = new Dictionary <Emotion.EmotionType, List <VideoAssistance> >();
List <VideoAssistance> helpList1 = new List <VideoAssistance>();
List <VideoAssistance> helpList2 = new List <VideoAssistance>();
List <VideoAssistance> helpList3 = new List <VideoAssistance>();
List <VideoAssistance> helpList4 = new List <VideoAssistance>();
List <VideoAssistance> helpList5 = new List <VideoAssistance>();
List <VideoAssistance> helpList6 = new List <VideoAssistance>();
List <VideoAssistance> helpList7 = new List <VideoAssistance>();
List <VideoAssistance> helpList8 = new List <VideoAssistance>();
List <VideoAssistance> helpList9 = new List <VideoAssistance>();
emotionHelpMap.Add(Emotion.EmotionType.Amused, helpList1);
emotionHelpMap.Add(Emotion.EmotionType.Concentrated, helpList2);
emotionHelpMap.Add(Emotion.EmotionType.Confused, helpList3);
emotionHelpMap.Add(Emotion.EmotionType.Distracted, helpList4);
emotionHelpMap.Add(Emotion.EmotionType.Normal, helpList5);
emotionHelpMap.Add(Emotion.EmotionType.Notetaking, helpList6);
emotionHelpMap.Add(Emotion.EmotionType.Surprised, helpList7);
emotionHelpMap.Add(Emotion.EmotionType.Thinking, helpList8);
emotionHelpMap.Add(Emotion.EmotionType.Unknown, helpList9);
assistances.Add(cp1v1, emotionHelpMap);
VideoAssistance va11 = new VideoAssistance(cp1v1, new TextAssistance("this is va11"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va12 = new VideoAssistance(cp1v1, new BookAssistance("bnva12", "1.jpg"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va13 = new VideoAssistance(cp1v1, new CourseAssistance(c1, CourseAssistance.CourseLevel.LowLevel), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va21 = new VideoAssistance(cp1v1, new TextAssistance("this is va21"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va22 = new VideoAssistance(cp1v1, new BookAssistance("bnva12", "2.jpg"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va23 = new VideoAssistance(cp1v1, new CourseAssistance(c2, CourseAssistance.CourseLevel.LowLevel), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va31 = new VideoAssistance(cp1v1, new TextAssistance("this is va31"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va32 = new VideoAssistance(cp1v1, new CourseAssistance(c3, CourseAssistance.CourseLevel.LowLevel), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va33 = new VideoAssistance(cp1v1, new BookAssistance("bnva12", "3.jpg"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va41 = new VideoAssistance(cp1v1, new TextAssistance("this is va41"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va42 = new VideoAssistance(cp1v1, new BookAssistance("bnva12", "4.jpg"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va43 = new VideoAssistance(cp1v1, new CourseAssistance(c1, CourseAssistance.CourseLevel.LowLevel), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va51 = new VideoAssistance(cp1v1, new TextAssistance("this is va51"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va52 = new VideoAssistance(cp1v1, new CourseAssistance(c2, CourseAssistance.CourseLevel.LowLevel), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va53 = new VideoAssistance(cp1v1, new BookAssistance("bnva12", "5.jpg"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va61 = new VideoAssistance(cp1v1, new TextAssistance("this is va61"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va62 = new VideoAssistance(cp1v1, new BookAssistance("bnva12", "6.jpg"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va63 = new VideoAssistance(cp1v1, new CourseAssistance(c3, CourseAssistance.CourseLevel.LowLevel), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va71 = new VideoAssistance(cp1v1, new TextAssistance("this is va 71"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va72 = new VideoAssistance(cp1v1, new CourseAssistance(c1, CourseAssistance.CourseLevel.LowLevel), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va73 = new VideoAssistance(cp1v1, new BookAssistance("bnva12", "7.jpg"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va81 = new VideoAssistance(cp1v1, new TextAssistance("this is va 81"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va82 = new VideoAssistance(cp1v1, new CourseAssistance(c2, CourseAssistance.CourseLevel.LowLevel), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va83 = new VideoAssistance(cp1v1, new BookAssistance("bnva12", "8.jpg"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va91 = new VideoAssistance(cp1v1, new TextAssistance("this is va91"), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va92 = new VideoAssistance(cp1v1, new CourseAssistance(c3, CourseAssistance.CourseLevel.LowLevel), 0, 500, Emotion.EmotionType.Amused);
VideoAssistance va93 = new VideoAssistance(cp1v1, new BookAssistance("bnva12", "9.jpg"), 0, 500, Emotion.EmotionType.Amused);
helpList1.Add(va11);
helpList1.Add(va12);
helpList1.Add(va13);
helpList2.Add(va21);
helpList2.Add(va22);
helpList2.Add(va23);
helpList3.Add(va31);
helpList3.Add(va32);
helpList3.Add(va33);
helpList4.Add(va41);
helpList4.Add(va42);
helpList4.Add(va43);
helpList5.Add(va51);
helpList5.Add(va52);
helpList5.Add(va53);
helpList6.Add(va61);
helpList6.Add(va62);
helpList6.Add(va63);
helpList7.Add(va71);
helpList7.Add(va72);
helpList7.Add(va73);
helpList8.Add(va81);
helpList8.Add(va82);
helpList8.Add(va83);
helpList9.Add(va91);
helpList9.Add(va92);
helpList9.Add(va93);
}
