public ViewResult BlogEdit(Discussion model)
{
if (ModelState.IsValid)
{
model.DiscusionType = DiscusionTypes.Blog;
var updatedDisc = _srv.CreateOrUpdateDiscussion(model);
}
return View(model);
}
public JsonResult CreateOrUpdate(Discussion model)
{
if (!model.AcSeleUserIds.Any() && !model.Visibilities.Any() && !model.AcCourses.Any())
{
ModelState.AddModelError("", "Include at least one group or user.");
}
if (model.DiscussionId != 0)
{
var evt = _db.Discussions.Find(model.DiscussionId);
var currUser = CurrentUser;
if (evt.Comments[0].SenderId != currUser.UserId && !currUser.IsAdmin())
{
LogUnAuth();
}
}
if (ModelState.IsValid)
{
model.DiscusionType = DiscusionTypes.Discussion;
var updatedDisc = _srv.CreateOrUpdateDiscussion(model);
return Json(new { url = "/Discussions/" + updatedDisc.DiscussionId });
}
return GetErrorMsgJSON();
}
private void UpdateInvitees(Discussion pDisc, IEnumerable<int> newList)
{
var oldInvites = _db.EventInvitees.Where(e => e.EventId == pDisc.DiscussionId).ToList();
var oldIds = oldInvites.Select(i => i.UserId).ToList();
foreach (var newId in newList)
{
if (!oldIds.Contains(newId))
{
var user = _db.Users.Find(newId);
var map = new DiscussionUserMap
{
UserId = user.UserId,
UserName = user.FullName,
DiscussionId = pDisc.DiscussionId
};
_db.DiscussionUserMaps.Add(map);
}
}
foreach (var old in oldInvites)
{
if (!newList.Contains(old.UserId))
{
_db.Entry(old).State = System.Data.EntityState.Deleted;
}
}
pDisc.UserMap = null;
}
protected List<int> GetUserIds(Discussion pDisc)
{
List<int> userIds = pDisc.AcSeleUserIds;
foreach (var crse in pDisc.AcCourses)
{
userIds = userIds.Concat(GetUserFromAcCourse(crse)).ToList();
}
var currUser = _db.Users.Find(UserSession.CurrentUserId);
userIds.Add(currUser.UserId);
userIds = userIds.Distinct().ToList();
return userIds;
}
public Discussion UpdateDiscussion(Discussion pDisc)
{
var newIds = GetUserIds(pDisc);
UpdateInvitees(pDisc, newIds);
pDisc.Tags = String.Join(",", pDisc.SelectedTags) + "," + pDisc.TagCsv;
pDisc.DiscussionCrowd = pDisc.GetVisibilityCode();
_db.Entry(pDisc).State = System.Data.EntityState.Modified;
_db.SaveChanges();
return pDisc;
}
public Discussion CreateOrUpdateDiscussion(Discussion pDisc)
{
if (pDisc.IsNew)
{
return CreateDiscussion(pDisc);
}
else
{
return UpdateDiscussion(pDisc);
}
}
public Discussion CreateDiscussion(Discussion pDisc)
{
var userIds = GetUserIds(pDisc);
pDisc.UserMap = CreateUserMaps(userIds);
pDisc.Tags = String.Join(",", pDisc.SelectedTags) + "," + pDisc.TagCsv;
pDisc.DiscussionCrowd = pDisc.GetVisibilityCode();
pDisc.Comments = new List<DiscussionComment> { CreateComment("###Main###") };
_db.Discussions.Add(pDisc);
_db.SaveChanges();
return pDisc;
}