public async Task <ActionResponse> AddStudent(int batchId, string roll, string name, string email, string phone)
{
var batch = await _db.Batches.FirstOrDefaultAsync(x => x.Id == batchId);
if (batch == null)
{
return(new ActionResponse(false, "Invalid Batch"));
}
var user = await _db.Users.FirstOrDefaultAsync(x => x.UserName == roll);
if (user != null)
{
return(new ActionResponse(false, "Roll already exists"));
}
else
{
var allCourses = await _db.Courses.Where(x => x.Semester.Batch.Id == batchId)
.ToListAsync();
int.TryParse(roll, out int studentRoll);
var student = new DBUser()
{
Batch = batch,
Email = email,
EnrolledIn = CurrentTime,
Name = name,
UserName = roll,
Roll = studentRoll,
Role = AppConstants.Student,
PhoneNumber = FixPhone(phone),
PhoneNumberConfirmed = false
};
var idUser = IdentityDBUser.Create(student);
var res = await _usermanager.CreateAsync(idUser);
if (res.Succeeded)
{
var mRes = await _usermanager.AddToRoleAsync(idUser, AppConstants.Student);
if (mRes.Succeeded)
{
foreach (var course in allCourses)
{
_db.StudentCourses.Add(new StudentCourse()
{
Course = course,
Student = student
});
}
await _db.SaveChangesAsync();
var msg = EmailMessageCreator.CreateInvitation(phone, roll);
_emailSender.SendEmailAsync(student.Email, "Registration", msg);
return(new ActionResponse(true));
}
}
return(new ActionResponse(false, "Failed to create User"));
}
}
internal async Task <List <DBUser> > AddStudents(IList <DBUser> students, int batchID)
{
var users = new List <DBUser>();
var batch = await _db.Batches.FindAsync(batchID);
var allCourses = await _db.Courses.Where(x => x.Semester.Batch.Id == batchID)
.ToListAsync();
foreach (var student in students)
{
var oldUser = await _db.Users.FirstOrDefaultAsync(x => x.UserName == student.UserName);
if (oldUser != null)
{
continue;
}
student.Batch = batch;
student.PhoneNumber = FixPhone(student.PhoneNumber);
student.UserName = student.Roll.ToString();
student.PhoneNumberConfirmed = false;
student.Role = AppConstants.Student;
var idbUser = IdentityDBUser.Create(student);
var res = await _usermanager.CreateAsync(idbUser);
if (res.Succeeded)
{
await _usermanager.AddToRoleAsync(idbUser, AppConstants.Student);
foreach (var course in allCourses)
{
_db.StudentCourses.Add(new StudentCourse()
{
Course = course,
Student = student
});
}
}
var msg = EmailMessageCreator.CreateInvitation(student.PhoneNumber, student.UserName);
_emailSender.SendEmailAsync(student.Email, "Registration", msg);
}
await _db.SaveChangesAsync();
return(users);
}
public async Task StartAsync(CancellationToken cancellationToken)
{
using var scope = _serviceProvider.CreateScope();
// Get the DbContext instance
var db = scope.ServiceProvider.GetRequiredService <StudentDBContext>();
await db.Database.MigrateAsync();
var _roleManager = scope.ServiceProvider.GetService <RoleManager <IdentityRole> >();
var _userManager = scope.ServiceProvider.GetRequiredService <UserManager <IdentityDBUser> >();
var adminRole = await _roleManager.FindByNameAsync(AppConstants.Admin);
if (adminRole == null)
{
adminRole = new IdentityRole(AppConstants.Admin);
//create the roles and seed them to the database
await _roleManager.CreateAsync(adminRole);
await _roleManager.CreateAsync(new IdentityRole(AppConstants.Student));
}
//Assign Admin role to the main User here we have given our newly registered
//login id for Admin management
var user = await _userManager.FindByNameAsync("admin");
if (user == null)
{
var dbUser = new DBUser()
{
UserName = "******",
Email = "*****@*****.**",
Role = AppConstants.Admin,
PhoneNumber = "017000000"
};
user = IdentityDBUser.Create(dbUser);
await _userManager.CreateAsync(user, "pass_WORD_1234");
await _userManager.AddToRoleAsync(user, AppConstants.Admin);
var _feedService = scope.ServiceProvider.GetRequiredService <FeedDataService>();
#if DEBUG
await _feedService.StartAsync(dbUser.Id);
#endif
}
}