Пример #1
0
        /// <summary>
        /// Returns the root CoursePlugg. The root CoursePlugg has CoursePluggId = 0. It has all first level CoursePluggs as children.
        /// Navigate up and down hierarchy using children[] and Mother.
        /// </summary>
        /// <param name="cultureCode"></param>
        /// <param name="list"></param>
        /// <returns></returns>
        public CoursePlugg RootCoursePlugg(int courseId, string cultureCode, IEnumerable<CoursePlugg> list = null)
        {
            if (list == null)
                list = GetPluggsAsFlatList(courseId, cultureCode);
            CoursePlugg root = new CoursePlugg();
            root.children = new List<CoursePlugg>();

            Dictionary<int, CoursePlugg> dict = new Dictionary<int, CoursePlugg>();

            foreach (CoursePlugg s in list)
            {
                dict.Add(s.CoursePluggId, s);
                s.children = new List<CoursePlugg>();
            }

            foreach (CoursePlugg e in list)
            {
                if (e.MotherId == 0)
                {
                    root.children.Add(e);
                    e.Mother = root;
                }
                else
                {
                    dict[e.MotherId].children.Add(e);
                    e.Mother = dict[e.MotherId];
                }
            }
            return root;
        }
Пример #2
0
 /// <summary>
 /// Converts a flat list of all CoursePluggs into a hierarchy.
 /// Will set Mother as well as Children
 /// </summary>
 /// <param name="list"></param>
 /// <param name="Id"></param>
 /// <param name="_isChildren"></param>
 /// <returns></returns>
 public List<CoursePlugg> FlatToHierarchy(IEnumerable<CoursePlugg> list, int motherId = 0, CoursePlugg mother = null)
 {
     return (from i in list
             where i.MotherId == motherId
             select new CoursePlugg
             {
                 CoursePluggId = i.CoursePluggId,
                 CourseId = i.CourseId,
                 PluggId = i.PluggId,
                 CPOrder = i.CPOrder,
                 MotherId = i.MotherId,
                 label = i.label,
                 //Mother = mother,
                 children = FlatToHierarchy(list, i.CoursePluggId, i),
                 CreatedOnDate = i.CreatedOnDate,
                 CreatedByUserId = i.CreatedByUserId
             }).ToList();
 }
Пример #3
0
 /// <summary>
 /// Retrieve next CoursePlugg in hierarchy (Think of an expanded CoursePlugg tree. Will get the "next row")
 /// </summary>
 /// <param name="current"></param>
 /// <param name="_lastCoursePlugg"></param>
 /// <param name="previousChildOrder"></param>
 /// <returns></returns>
 public CoursePlugg NextCoursePlugg(CoursePlugg cp)
 {
     bool SearchChildren = true;
     while (1 == 1)
     {
         if (cp.CoursePluggId == 0)
             return null;
         if (SearchChildren && cp.children.Count > 0)
             return cp.children[0];
         if (cp.Mother.children.Count > cp.CPOrder)
             return cp.Mother.children[cp.CPOrder];
         cp = cp.Mother;
         SearchChildren = false;
     }
 }
Пример #4
0
 /// <summary>
 /// Find a specific CoursePlugg in the hierarchy. Navigate up and down hierarchy using children[] and Mother.
 /// </summary>
 /// <param name="cultureCode"></param>
 /// <param name="coursePluggId"></param>
 /// <param name="root"></param>
 /// <returns></returns>
 public CoursePlugg FindCoursePlugg(string cultureCode, int courseId, int coursePluggId, CoursePlugg root = null)
 {
     if (root == null)
         root = RootCoursePlugg(courseId, cultureCode);
     foreach (CoursePlugg cp in root.children)
     {
         if (cp.CoursePluggId == coursePluggId)
             return cp;
         if (cp.children.Count > 0)
         {
             CoursePlugg fcp = FindCoursePlugg(cultureCode, courseId, coursePluggId, cp);
             if (fcp != null)
                 return fcp;
         }
     }
     return null;
 }