public static object SerializeReplacementRequest(this ReplacementRequest request)
{
if (request == default(ReplacementRequest))
{
return new { }
}
;
return(new
{
id = request.Id,
shiftId = request.Shift.Id,
userId = request.UserId,
date = request.Date?.ToString(DateFormat)
});
}
private ActionResult DeleteReplacementRequest(ReplacementRequest entry)
{
// check that user is logged in
var user = GetCurrentUser();
if (user == default(User))
{
return(401.ErrorStatusCode(Constants.Unauthorized.ToDict()));
}
if (entry != default(ReplacementRequest))
{
_context.Remove(entry);
_context.SaveChanges();
return(200.SuccessStatusCode(Constants.OK.ToDict()));
}
return(404.ErrorStatusCode(Constants.ReplacementRequestNotFound.ToDict()));
}
public static JsonResult ToJson(this ReplacementRequest request, int statusCode = 200)
{
var user = SerializeUser(request.User);
var shift = SerializeShift(request.Shift);
var json = new JsonResult(new
{
id = request.Id,
shiftId = request.Shift.Id,
userId = request.UserId,
date = request.Date?.ToString(DateFormat),
user,
shift
});
json.StatusCode = statusCode;
return(json);
}
private ActionResult RequestReplacement(RequestReplacementViewModel model)
{
// check that user is logged in
var user = GetCurrentUser();
if (user == default(User))
{
return(401.ErrorStatusCode(Constants.Unauthorized.ToDict()));
}
_context.Shift.Include(s => s.User).Load();
var shift = _context.Shift.FirstOrDefault(s => s.Id == model.ShiftId);
// check that shift exists and is repleceable
if (shift == default(Shift))
{
return(404.ErrorStatusCode(Constants.ShiftNotFound.ToDict()));
}
if (!shift.IsRepleceable)
{
return(400.ErrorStatusCode(new Dictionary <string, string>
{
{ "SetReplaceable", "The specified shift is not replaceable." }
}));
}
// check that user in not trying to replace their own shift
if (user.UserName == shift.UserId)
{
return
(400.ErrorStatusCode(new Dictionary <string, string>()
{
{ "shiftId", "User cannot replace their own shift." }
}));
}
// is date set?
DateTime?date = null;
// check date
if (model.Date != null)
{
if (!model.Date.ValidateDate())
{
return(400.ErrorStatusCode(new Dictionary <string, string>()
{
{ "date", "Invalid date" }
}));
}
date = DateTime.Parse(model.Date);
// check if date in past
if (date < DateTime.Today)
{
return
(400.ErrorStatusCode(new Dictionary <string, string>()
{
{ "date", "Unable to create shift for past dates." }
}));
}
// check that date belongs to user's shift
var ownShift = _context.Shift.FirstOrDefault(s => s.Date == date.Value);
if (ownShift == default(Shift))
{
return
(400.ErrorStatusCode(new Dictionary <string, string>()
{
{
"date",
"Unable to request replacement becaause user has no shift scheduled on specified date."
}
}));
}
}
// make sure this request does not already exist
_context.ReplacementRequest.Include(r => r.Shift).Load();
var request = date != null
? _context.ReplacementRequest.FirstOrDefault(
r => r.ShiftId == shift.Id && r.UserId == user.Id && r.Date != null && r.Date.Value.Date == date.Value.Date)
: _context.ReplacementRequest.FirstOrDefault(
r => r.ShiftId == shift.Id && r.UserId == user.Id && r.Date == null);
if (request != default(ReplacementRequest))
{
return
(400.ErrorStatusCode(new Dictionary <string, string>()
{
{ "shiftId", "Identical request for this shift from this user aready exists." }
}));
}
// create a new request
request = new ReplacementRequest()
{
Date = date,
Shift = shift,
ShiftId = shift.Id,
UserId = user.Id,
User = user
};
_context.Add(request);
_context.SaveChanges();
return(request.ToJson(201));
}