static void RandomlyAssignStudents(int activityId, int numberOfStudents)
{
using (WebhostEntities db = new WebhostEntities())
{
List <int> studentIds = db.Students.Where(s => s.GraduationYear > DateTime.Now.Year).Select(s => s.ID).ToList();
Random rand = new Random();
for (int i = 0; i < numberOfStudents; i++)
{
int sid = studentIds[rand.Next(studentIds.Count)];
studentIds.Remove(sid);
StudentSignup newSignup = new StudentSignup()
{
ActivityId = activityId,
StudentId = sid,
IsBanned = false,
IsRescended = false,
TimeStamp = DateTime.Now.AddMinutes(rand.Next(30))
};
Console.WriteLine("Added {0} to {1}", sid, activityId);
db.StudentSignups.Add(newSignup);
}
db.SaveChanges();
}
}
/// <summary>
/// Initialize information about a student's signup.
/// </summary>
/// <param name="activity_id"></param>
/// <param name="student_id"></param>
public StudentSignupInfo(int activity_id, int student_id)
{
using (WebhostEntities db = new WebhostAPI.WebhostEntities())
{
StudentSignup signup = db.StudentSignups.Find(activity_id, student_id);
if (signup == null)
{
throw new ArgumentException("Invalid Signup Id.");
}
ActivityId = activity_id;
Student = new RequestHandlers.StudentInfo(student_id);
IsRescended = signup.IsRescended;
IsBanned = signup.IsBanned;
Timestamp = signup.TimeStamp;
}
}
public IHttpActionResult PutSignupRequest(int activity_id, [FromUri] bool isRescend = false)
{
if (!DateRange.WeekendSignupsAreOpen)
{
return(ResponseMessage(Request.CreateErrorResponse(HttpStatusCode.NotAcceptable, new MethodAccessException("Weekend Signups will be available at 11:30 on Friday."))));
}
using (WebhostEntities db = new WebhostAPI.WebhostEntities())
{
WebhostUserPrinciple principal = (WebhostUserPrinciple)ActionContext.RequestContext.Principal;
int id = ((WebhostIdentity)principal.Identity).User.Id;
WeekendActivity activity = db.WeekendActivities.Find(activity_id);
if (activity == null)
{
return(ResponseMessage(Request.CreateErrorResponse(HttpStatusCode.BadRequest, new InvalidOperationException("Invalid Activity Id."))));
}
StudentSignup signup = db.StudentSignups.Find(activity_id, id);
if (signup == null) // New Signup!
{
signup = new WebhostAPI.StudentSignup()
{
ActivityId = activity_id,
Attended = false,
IsBanned = false,
IsRescended = isRescend,
StudentId = id,
TimeStamp = DateTime.Now
};
db.StudentSignups.Add(signup);
db.SaveChanges();
return(ResponseMessage(Request.CreateResponse(HttpStatusCode.Created, new StudentSignupInfo(activity_id, id), "text/json")));
}
signup.IsRescended = isRescend;
signup.TimeStamp = DateTime.Now;
db.SaveChanges();
return(ResponseMessage(Request.CreateResponse(HttpStatusCode.OK, new StudentSignupInfo(activity_id, id), "text/json")));
}
}
public IHttpActionResult PutOverrideSignup(int activity_id, int student_id, [FromBody] StudentSignupInfo info)
{
using (WebhostEntities db = new WebhostAPI.WebhostEntities())
{
WeekendActivity activity = db.WeekendActivities.Find(activity_id);
if (activity == null)
{
return(ResponseMessage(Request.CreateErrorResponse(HttpStatusCode.BadRequest, new InvalidOperationException("Invalid Activity Id."))));
}
Student student = db.Students.Find(student_id);
if (student == null)
{
return(ResponseMessage(Request.CreateErrorResponse(HttpStatusCode.BadRequest, new InvalidOperationException("Invalid Student Id."))));
}
StudentSignup signup = db.StudentSignups.Find(activity_id, student_id);
if (signup == null) // Create a new one.
{
signup = new WebhostAPI.StudentSignup()
{
ActivityId = activity_id,
StudentId = student_id,
IsBanned = info.IsBanned,
IsRescended = info.IsRescended,
Attended = false,
TimeStamp = DateTime.Now
};
db.StudentSignups.Add(signup);
db.SaveChanges();
return(ResponseMessage(Request.CreateResponse(HttpStatusCode.Created, new StudentSignupInfo(activity_id, student_id), "text/json")));
}
signup.IsBanned = info.IsBanned;
signup.IsRescended = info.IsRescended;
signup.TimeStamp = DateTime.Now;
db.SaveChanges();
return(ResponseMessage(Request.CreateResponse(HttpStatusCode.OK, new StudentSignupInfo(activity_id, student_id), "text/json")));
}
}
