// GET: Lesson Edit
public async Task <IActionResult> Edit(string id)
{
if (id == null)
{
ModelState.AddModelError(string.Empty, "Id is not have a value");
}
var lesson = new LessonManagerModel()
{
Lesson = await _schoolDataDbContext.Lessons.FirstOrDefaultAsync(s => s.Id == int.Parse(id))
};
if (lesson == default)
{
ModelState.AddModelError(String.Empty, "Person Update Error!!");
return(RedirectToAction("List"));
}
return(View(lesson));
}
// GET: Lesson Details
public async Task <IActionResult> Details(string id)
{
if (id == null)
{
ModelState.AddModelError(string.Empty, "Id don't have a value");
return(RedirectToAction("List"));
}
var lesson = new LessonManagerModel
{
Lesson = await _schoolDataDbContext.Lessons.FirstOrDefaultAsync(s => s.Id == int.Parse(id))
};
if (lesson == null)
{
ModelState.AddModelError(string.Empty, "Role is not avaliable");
return(RedirectToAction("List"));
}
return(View(lesson));
}
public async Task <IActionResult> Add([Bind("Name")] LessonManagerModel lessonAddModel)
{
if (!ModelState.IsValid)
{
ModelState.AddModelError(string.Empty, "Your information is don't valid");
return(View("Add"));
}
try
{
var result = await _schoolDataDbContext.AddAsync(lessonAddModel.Lesson);
await _schoolDataDbContext.SaveChangesAsync();
return(RedirectToAction("List"));
}
catch (DbUpdateException error)
{
ModelState.AddModelError(string.Empty, "Unable to save changes" + "\n Message:" + error.Message.ToString() + "Inner Exception:" + error.InnerException.ToString());
}
return(View(lessonAddModel));
}
public async Task <IActionResult> Edit(string id, LessonManagerModel lessonAddModel)
{
if (int.Parse(id) != lessonAddModel.Lesson.Id)
{
ModelState.AddModelError("", "Id is Not Belongs the Role");
return(View(lessonAddModel));
}
if (ModelState.IsValid)
{
var result = _schoolDataDbContext.Lessons.Update(lessonAddModel.Lesson);
if (result == null)
{
ModelState.AddModelError(string.Empty, "Model is not updated");
return(View(lessonAddModel));
}
await _schoolDataDbContext.SaveChangesAsync();
return(RedirectToAction("List"));
}
return(View(lessonAddModel));
}
