public void DeclineRequest(RequestModel notification, UsersModel user)
{
var db = new angelhackEntities();
UsersModel userRepo = new UsersModel();
using (var transaction = db.Database.BeginTransaction())
{
try
{
userRepo.CheckUserIfExist(db, user);
userRepo.IsUserServiceProvider(db, user);
var newNotification = db.requestnotifications.Where(x => x.UserID == user.ID
&& x.IsDeclined == false
&&
(
x.request.StatusID != (int)RequestStatus.CANCELLED &&
x.request.StatusID != (int)RequestStatus.SERVED &&
x.request.StatusID != (int)RequestStatus.CLOSED
)
&&
x.RequestID == notification.ID).FirstOrDefault();
if (newNotification == null)
{
throw new Exception("Request no longer exist!");
}
newNotification.DateLastUpdated = DateTime.Now;
newNotification.IsDeclined = true;
db.SaveChanges();
transaction.Commit();
}
catch (System.Data.Entity.Infrastructure.DbUpdateException dbU)
{
transaction.Rollback();
Exception ex = dbU.GetBaseException();
throw new Exception(ex.Message);
}
catch (DbEntityValidationException dbEx)
{
transaction.Rollback();
string errorMessages = null;
foreach (DbEntityValidationResult validationResult in dbEx.EntityValidationErrors)
{
string entityName = validationResult.Entry.Entity.GetType().Name;
foreach (DbValidationError error in validationResult.ValidationErrors)
{
errorMessages += (entityName + "." + error.PropertyName + ": " + error.ErrorMessage);
}
}
throw new Exception(errorMessages);
}
finally
{
db.Database.Connection.Close();
}
}
}
public RequestModel Create(RequestModel request, UsersModel requestor)
{
var db = new angelhackEntities();
using (var transaction = db.Database.BeginTransaction())
{
try
{
var chkUser = db.users.Where(x => x.ID == requestor.ID).FirstOrDefault();
if (chkUser == null)
{
throw new Exception("User does not exist!");
}
var newRequest = new request();
newRequest.CurrentLocation = request.CurrentLocation;
newRequest.DateLastUpdated = DateTime.Now;
newRequest.DateRequested = DateTime.Now;
newRequest.DeliveryDate = request.DeliveryDate;
newRequest.Description = request.Description;
newRequest.StatusID = (int)request.StatusID;
newRequest.UserID = requestor.ID;
db.requests.Add(newRequest);
db.SaveChanges();
transaction.Commit();
request.ID = newRequest.ID;
request.UserID = requestor.ID;
request.User = mapper.Map <user, UsersModel>(chkUser);
return(request);
}
catch (System.Data.Entity.Infrastructure.DbUpdateException dbU)
{
transaction.Rollback();
Exception ex = dbU.GetBaseException();
throw new Exception(ex.Message);
}
catch (DbEntityValidationException dbEx)
{
transaction.Rollback();
string errorMessages = null;
foreach (DbEntityValidationResult validationResult in dbEx.EntityValidationErrors)
{
string entityName = validationResult.Entry.Entity.GetType().Name;
foreach (DbValidationError error in validationResult.ValidationErrors)
{
errorMessages += (entityName + "." + error.PropertyName + ": " + error.ErrorMessage);
}
}
throw new Exception(errorMessages);
}
finally
{
db.Database.Connection.Close();
}
}
}
public void CancelRequest(RequestModel request, UsersModel requestor)
{
var db = new angelhackEntities();
using (var transaction = db.Database.BeginTransaction())
{
try
{
var chkUser = db.users.Where(x => x.ID == requestor.ID).FirstOrDefault();
if (chkUser == null)
{
throw new Exception("User does not exist!");
}
var newRequest = db.requests.Where(x => x.ID == request.ID
&&
(
x.StatusID != (int)RequestStatus.CANCELLED &&
x.StatusID != (int)RequestStatus.SERVED &&
x.StatusID != (int)RequestStatus.CLOSED
)
&& x.UserID == requestor.ID).FirstOrDefault();
if (newRequest == null)
{
throw new Exception("Request does not exist!");
}
newRequest.StatusID = (int)RequestStatus.CANCELLED;
db.SaveChanges();
transaction.Commit();
}
catch (System.Data.Entity.Infrastructure.DbUpdateException dbU)
{
transaction.Rollback();
Exception ex = dbU.GetBaseException();
throw new Exception(ex.Message);
}
catch (DbEntityValidationException dbEx)
{
transaction.Rollback();
string errorMessages = null;
foreach (DbEntityValidationResult validationResult in dbEx.EntityValidationErrors)
{
string entityName = validationResult.Entry.Entity.GetType().Name;
foreach (DbValidationError error in validationResult.ValidationErrors)
{
errorMessages += (entityName + "." + error.PropertyName + ": " + error.ErrorMessage);
}
}
throw new Exception(errorMessages);
}
finally
{
db.Database.Connection.Close();
}
}
}