public IActionResult Create(CourseInputViewModel model)
{
if (!ModelState.IsValid)
{
return(this.View());
}
var course = new Courses
{
Title = model.Title,
Description = model.Description,
Credits = model.Credits
};
dbContext.Add(course);
try
{
dbContext.SaveChanges();
return(this.RedirectToAction("Details", new { Id = course.Id }));
}
catch (Exception e)
{
return(this.BadRequest(e.Message));
}
}
public IActionResult Edit(CourseInputViewModel model, int id)
{
if (!ModelState.IsValid)
{
return(this.View(model));
}
var course = dbContext.Courses.FirstOrDefault(c => c.Id == id);
if (course == null)
{
return(this.BadRequest("Invalid product ID."));
}
course.Title = model.Title;
course.Credits = model.Credits;
course.Description = model.Description;
try
{
this.dbContext.SaveChanges();
return(this.RedirectToAction("Details", new { Id = id }));
}
catch (Exception e)
{
return(this.BadRequest(e.Message));
}
}
public IActionResult Create()
{
var teachers = this.teachersService.GetAll <TeachersDropDownViewModel>();
CourseInputViewModel input = new CourseInputViewModel
{
Teachers = teachers,
};
return(this.View(input));
}
public IActionResult Edit(int id = 0)
{
using (this.db)
{
var courseToEdit = this.db.Courses.FirstOrDefault(c => c.Id == id);
var teachers = this.teachersService.GetAll <TeachersDropDownViewModel>();
CourseInputViewModel input = new CourseInputViewModel
{
Id = id,
Name = courseToEdit.Name,
Description = courseToEdit.Description,
Teachers = teachers,
};
return(this.View(input));
}
}
public IActionResult Delete(int id)
{
var course = dbContext.Courses.FirstOrDefault(c => c.Id == id);
if (course == null)
{
return(this.BadRequest("Invalid product ID."));
}
var viewModel = new CourseInputViewModel
{
Title = course.Title,
Description = course.Description,
Credits = course.Credits,
};
return(this.View(viewModel));
}
public IActionResult Create(CourseInputViewModel input)
{
if (!this.ModelState.IsValid)
{
var teachers = this.teachersService.GetAll <TeachersDropDownViewModel>();
input.Teachers = teachers;
return(this.View(input));
}
var teacher = this.teachersService.GetTeacherById(input.TeacherId);
Course course = new Course(input.Name, input.Description, teacher);
using (this.db)
{
this.db.Courses.Add(course);
this.db.SaveChanges();
}
return(this.RedirectToAction("Index", "Home"));
}
public IActionResult Edit(CourseInputViewModel input)
{
if (!this.ModelState.IsValid)
{
var teachers = this.teachersService.GetAll <TeachersDropDownViewModel>();
input.Teachers = teachers;
return(this.View(input));
}
var courseToEdit = this.coursesService.GetById(input.Id);
using (this.db)
{
courseToEdit.Name = input.Name;
courseToEdit.Description = input.Description;
courseToEdit.TeacherId = input.TeacherId;
courseToEdit.Teacher = this.teachersService.GetTeacherById(input.TeacherId);
this.db.SaveChanges();
}
return(this.RedirectToAction("ByName", new { name = input.Name }));
}
