public async Task <IActionResult> Edit(int id, [Bind("Machuyenmuc,Tenchuyenmuc,Sobaiviet")] Chuyenmuc chuyenmuc)
{
if (id != chuyenmuc.Machuyenmuc)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
_context.Update(chuyenmuc);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!ChuyenmucExists(chuyenmuc.Machuyenmuc))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction("Index"));
}
return(View(chuyenmuc));
}
public async Task<IActionResult> Edit(int id, [Bind("Matinnhanh,Noidung,Machuyenmuc")] Tinnhanh tinnhanh)
{
if (id != tinnhanh.Matinnhanh)
{
return NotFound();
}
if (ModelState.IsValid)
{
try
{
_context.Update(tinnhanh);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!TinnhanhExists(tinnhanh.Matinnhanh))
{
return NotFound();
}
else
{
throw;
}
}
return RedirectToAction("Index");
}
ViewData["Machuyenmuc"] = new SelectList(_context.Chuyenmuc, "Machuyenmuc", "Tenchuyenmuc", tinnhanh.Machuyenmuc);
return View(tinnhanh);
}
public async Task <IActionResult> Edit(int?id, [Bind("Matintuc,Tieude,Tieudecon,Noidung,Anh,Ngaydang,Tacgia,Machuyenmuc")] Tintuc tintuc, IFormFile Anh, Chuyenmuc chuyenmuc)
{
if (id != tintuc.Matintuc)
{
return(NotFound());
}
var a = tintuc.Machuyenmuc;
if (ModelState.IsValid)
{
try
{
Tintuc gettintuc = await _context.Tintuc.AsNoTracking().SingleOrDefaultAsync(t => t.Matintuc == id);
var getimage = gettintuc.Anh;
// sửa ảnh cho tin tức
if (Anh == null || Anh.Length < 0)
{
tintuc.Anh = getimage;
}
else
{
var uploadpath = Path.Combine(_enviroment.WebRootPath, "images");
Directory.CreateDirectory(Path.Combine(uploadpath));
string filename = Anh.FileName;
if (filename.Contains('\\'))
{
filename = filename.Split('\\').Last();
}
using (FileStream fileStream = new FileStream(Path.Combine(uploadpath, filename), FileMode.Create))
{
await Anh.CopyToAsync(fileStream);
tintuc.Anh = Anh.FileName;
}
}
//lấy tin tức trước khi sửa
Tintuc tintucchuasua = await _context.Tintuc.AsNoTracking().Where(tt => tt.Matintuc == id).FirstOrDefaultAsync();
//số bài viết giảm đi trong chuyên mục
Chuyenmuc chuyenmucbisua = await _context.Chuyenmuc.SingleOrDefaultAsync(c => c.Machuyenmuc == tintucchuasua.Machuyenmuc);
//chuyenmucbisua.Sobaiviet = chuyenmucbisua.Sobaiviet - 1;
// sửa số bài viết tăng lên trong chuyên mục
chuyenmuc = await _context.Chuyenmuc.SingleOrDefaultAsync(c => c.Machuyenmuc == tintuc.Machuyenmuc);
//chuyenmuc.Sobaiviet = chuyenmuc.Sobaiviet + 1;
_context.Update(tintuc);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!TintucExists(tintuc.Matintuc))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction("Index"));
}
ViewData["Machuyenmuc"] = new SelectList(_context.Chuyenmuc, "Machuyenmuc", "Machuyenmuc", tintuc.Machuyenmuc);
return(View(tintuc));
}