public async Task <IActionResult> Create(ProjectEntryViewModel model)
{
if (!ModelState.IsValid)
{
return(View(model));
}
var entry = new ProjectEntry();
ParseModel(entry, model);
foreach (var tag in model.TopicTagEntries)
{
entry.TopicTagEntries.Add(_context.TopicTags.Any(tt => tt.Title == tag)
? new TopicTagEntry {
ProjectEntry = entry, TopicTag = _context.TopicTags.Single(tt => tt.Title == tag)
}
: new TopicTagEntry
{
ProjectEntry = entry, TopicTag = new TopicTag {
Title = tag
}
});
}
await _context.ProjectEntries.AddAsync(entry);
await _context.SaveChangesAsync();
return(RedirectToAction("Index", new { slug = entry.Slug }));
}
public async void ParseModel(ProjectEntry entry, ProjectEntryViewModel model)
{
entry.Title = model.Title;
entry.RepositorySource = model.RepositorySource;
entry.LanguageImage = model.LanguageImage;
entry.Summary = model.Summary;
entry.Description = model.Description;
if (entry.DateCreated == default(DateTime))
{
entry.DateCreated = DateTime.Now;
}
else
{
entry.LastModified = DateTime.Now;
}
if (entry.TopicTagEntries == null)
{
entry.TopicTagEntries = new List <TopicTagEntry>();
}
entry.Slug = !string.IsNullOrWhiteSpace(model.Slug) ?
model.Slug : entry.Title.GenerateSlug();
if (model.ProjectImageFile == null)
{
entry.ProjectImage = model.LanguageImage;
}
else
{
var projectImgRoot = Path.Combine(_hostingEnvironment.WebRootPath, "img", "projects");
if (!string.IsNullOrWhiteSpace(entry.ProjectImage) && entry.ProjectImage != entry.LanguageImage)
{
var delPath = Path.Combine(projectImgRoot, entry.ProjectImage);
if (System.IO.File.Exists(delPath))
{
System.IO.File.Delete(delPath);
}
}
var filenameSplitter = model.ProjectImageFile.FileName.Split('.');
var filename = $"{model.Slug}-{Guid.NewGuid().ToString()}.{filenameSplitter.Last()}";
var path = Path.Combine(projectImgRoot, filename);
using (var stream = new FileStream(path, FileMode.Create))
await model.ProjectImageFile.CopyToAsync(stream);
entry.ProjectImage = filename;
}
}
public async Task <IActionResult> Modify(ProjectEntryViewModel model)
{
if (!ModelState.IsValid)
{
return(View(model));
}
var entry = await _context.ProjectEntries
.Include(pe => pe.TopicTagEntries)
.ThenInclude(tte => tte.TopicTag)
.FirstOrDefaultAsync(pe => pe.ID == model.ID);
if (entry == default(ProjectEntry))
{
return(RedirectToAction("NoResource", "Error"));
}
ParseModel(entry, model);
foreach (var tag in model.TopicTagEntries.Where(tte => entry.TopicTagEntries.All(tt => tt.TopicTag.Title != tte)))
{
entry.TopicTagEntries.Add(_context.TopicTags.Any(tt => tt.Title == tag)
? new TopicTagEntry {
ProjectEntry = entry, TopicTag = _context.TopicTags.Single(tt => tt.Title == tag)
}
: new TopicTagEntry
{
ProjectEntry = entry, TopicTag = new TopicTag {
Title = tag
}
});
}
foreach (var tag in entry.TopicTagEntries.Where(tte =>
model.TopicTagEntries.All(mtte => mtte != tte.TopicTag.Title)))
{
_context.TopicTagEntries.Remove(tag);
}
_context.ProjectEntries.Update(entry);
await _context.SaveChangesAsync();
return(RedirectToAction("Index", new { slug = entry.Slug }));
}
