public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
_context.Attach(StPrograms).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!CustomersExists(StPrograms.Id.ToString()))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToPage("./Index"));
}
public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
_context.StPrograms.Add(StPrograms);
await _context.SaveChangesAsync();
return(RedirectToPage("./Index"));
}
public async Task <IActionResult> OnPostAsync(string id)
{
if (id == null)
{
return(NotFound());
}
Supervisors = await _context.Supervisors.FindAsync(Int32.Parse(id));
Themes = await _context.Themes.Where(t => t.SupervisorId == Int32.Parse(id)).ToListAsync();
if (Supervisors != null)
{
_context.Supervisors.Remove(Supervisors);
_context.Themes.RemoveRange(Themes);
await _context.SaveChangesAsync();
}
return(RedirectToPage("./Index"));
}
public async Task <IActionResult> OnPostAsync(string id)
{
if (id == null)
{
return(NotFound());
}
Themes = await _context.Themes.FindAsync(Int32.Parse(id));
Supervisor = await _context.Supervisors.FirstOrDefaultAsync(m => m.Id == Themes.SupervisorId);
StProgram = await _context.StPrograms.FirstOrDefaultAsync(m => m.Id == Themes.StProgramId);
if (Themes != null)
{
_context.Themes.Remove(Themes);
await _context.SaveChangesAsync();
}
return(RedirectToPage("./Index"));
}
public async Task <IActionResult> OnPostUploadFile(IFormFile fileName)
{
if (!ModelState.IsValid)
{
return(Page());
}
#region ClearDbCommands
_context.Database.ExecuteSqlCommand("DELETE FROM Theme");
await _context.SaveChangesAsync();
_context.Database.ExecuteSqlCommand("DELETE FROM Supervisor");
await _context.SaveChangesAsync();
_context.Database.ExecuteSqlCommand("DELETE FROM StProgram");
await _context.SaveChangesAsync();
#endregion
StreamReader reader = new StreamReader(fileName.OpenReadStream());
reader.ReadLine();
while (!reader.EndOfStream)
{
var line = reader.ReadLine();
if (!string.IsNullOrWhiteSpace(line))
{
var values = line.Split(';');
if (_context.Supervisors.Count(s => s.FullName == values[1]) == 0)
{
var inserting = new Supervisor();
inserting.FullName = values[1];
_context.Supervisors.Add(inserting);
await _context.SaveChangesAsync();
}
if (_context.StPrograms.Where(s => s.Name == values[2]).Count(s => s.FieldOfStudy == values[3]) == 0)
{
var inserting = new StProgram();
inserting.Name = values[2];
inserting.FieldOfStudy = values[3];
_context.StPrograms.Add(inserting);
await _context.SaveChangesAsync();
}
if (_context.Themes.Where(t => t.Name == values[0])
.Where(t => t.StProgramId == _context.StPrograms.FirstOrDefault(s => s.Name == values[2]).Id)
.Count(t => t.StProgramId == _context.StPrograms.FirstOrDefault(s => s.FieldOfStudy == values[3]).Id) == 0)
{
var inserting = new Theme();
inserting.Name = values[0];
var sup = _context.Supervisors.First(s => s.FullName == values[1]);
inserting.SupervisorId = sup.Id;
inserting.Supervisor = sup;
var stu = _context.StPrograms
.Where(s => s.Name == values[2]).First(s => s.FieldOfStudy == values[3]);
inserting.StProgramId = stu.Id;
inserting.StProgram = stu;
inserting.IsFullTimeStudy = Boolean.Parse(values[4]);
inserting.IsExternalStudy = Boolean.Parse(values[5]);
ResearchType?resType = null;
switch (values[6].ToLower())
{
case "základný výskum":
resType = ResearchType.BasicResearch;
break;
case "aplikovaný výskum":
resType = ResearchType.AppliedResearch;
break;
case "aplikovaný výskum a experimentálny vývoj":
resType = ResearchType.AppliedResearchExpDevelopment;
break;
case null:
break;
default:
throw new ArgumentOutOfRangeException();
}
inserting.ResearchType = resType;
string desc = values[7];
desc = desc.Replace("<br>", Environment.NewLine);
inserting.Description = desc;
inserting.Created = DateTime.Parse(values[8]);
_context.Themes.Add(inserting);
await _context.SaveChangesAsync();
}
}
}
reader.Close();
return(RedirectToPage("./Index"));
}