public async Task <IActionResult> Edit(int?id)
{
if (id == null)
{
return(NotFound());
}
string currentUserID = _userManager.GetUserId(User);
var userSites = _context.Sites.Where(s => s.UserID == currentUserID);
var pageToUpdate = await _context.Pages
.Where(p => userSites.Any(s => s.ID == p.SiteID))
.Include(p => p.PageElements)
.SingleOrDefaultAsync(page => page.ID == id);
if (pageToUpdate == null)
{
return(NotFound());
}
pageToUpdate.PageElements = pageToUpdate.PageElements.OrderBy(pe => pe.SortOrder).ToList();
var editPage = new EditPageElements {
Page = pageToUpdate,
PageElements = pageToUpdate.PageElements.Where(pe => pe.GroupID == null).ToList(),
GroupPageElements = pageToUpdate.PageElements.Where(pe => pe.GroupID != null).ToList()
};
return(View(editPage));
}
// public async Task<IActionResult> EditPage(int? id, Page page)
public async Task <IActionResult> EditPage(int?id, EditPageElements editPageElements)
{
var page = editPageElements.Page;
if (id == null)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
var pageToUpdate = _context.Pages
.Include(p => p.PageElements)
.SingleOrDefault(p => p.ID == id);
pageToUpdate.Link = page.Link;
pageToUpdate.Title = page.Title;
pageToUpdate.SortOrder = page.SortOrder;
//only editing page direct elements, not grouped Elements
var pageElementsToEdit = pageToUpdate.PageElements.Where(p => p.GroupID == null);
// var editedPageElements = page.PageElements.Where(p => p.GroupID == null);
_context.PageElements.RemoveRange(pageElementsToEdit);
await _context.SaveChangesAsync();
if (editPageElements.PageElements != null)
{
for (int i = 0; i < editPageElements.PageElements.Count; i++)
{
pageToUpdate.PageElements.Add(editPageElements.PageElements[i]);
}
}
_context.Update(pageToUpdate);
var editPage = new EditPageElements {
Page = pageToUpdate,
PageElements = editPageElements.PageElements.Where(pe => pe.GroupID == null).ToList(),
GroupPageElements = pageToUpdate.PageElements.Where(pe => pe.GroupID != null).ToList()
};
await _context.SaveChangesAsync();
return(View(editPage));
}
catch (DbUpdateException /* ex */)
{
//Log the error (uncomment ex variable name and write a log.)
ModelState.AddModelError("", "Unable to save changes. " +
"Try again, and if the problem persists, " +
"see your system administrator.");
}
}
return(RedirectToAction("Edit", new { id = id }));
}
