public async Task <IActionResult> Edit(int id, [Bind("TeacherSubjectGroupId,TeacherSubjectId,GroupId")] TeacherSubjectGroup teacherSubjectGroup)
{
if (id != teacherSubjectGroup.TeacherSubjectGroupId)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
_context.Update(teacherSubjectGroup);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!TeacherSubjectGroupExists(teacherSubjectGroup.TeacherSubjectGroupId))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
ViewData["GroupId"] = new SelectList(_context.Groups, "GroupId", "GroupName", teacherSubjectGroup.GroupId);
ViewData["TeacherSubjectId"] = new SelectList(_context.TeacherSubject, "TeacherSubjectId", "TeacherSubjectName", teacherSubjectGroup.TeacherSubjectId);
return(View(teacherSubjectGroup));
}
public IActionResult IsTeacherSubjectGroupUnique(TeacherSubjectGroup tsubg)
{
if (_context.TeacherSubjectGroup
.Include(t => t.TeacherSubject)
.Any(tsg => tsg.GroupId == tsubg.GroupId &&
tsg.TeacherSubject.SubjectId
== (_context.TeacherSubject
.Include(t => t.Subject)
.Where(t => t.TeacherSubjectId == tsubg.TeacherSubjectId)
.FirstOrDefault().SubjectId) &&
tsg.TeacherSubjectGroupId != tsubg.TeacherSubjectGroupId))
{
return(Json(false));
}
return(Json(true));
}
public async Task <IActionResult> Create([Bind("TeacherSubjectGroupId,TeacherSubjectId,GroupId")] TeacherSubjectGroup teacherSubjectGroup)
{
if (ModelState.IsValid)
{
_context.Add(teacherSubjectGroup);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
ViewData["GroupId"] = new SelectList(_context.Groups.Include(t => t.Grade), "GroupId", "GroupName", teacherSubjectGroup.GroupId);
ViewData["TeacherSubjectId"] = new SelectList(_context.TeacherSubject
.Include(t => t.Teacher)
.Include(t => t.Subject),
"TeacherSubjectId", "TeacherSubjectName",
teacherSubjectGroup.TeacherSubjectId);
return(View(teacherSubjectGroup));
}
