oop_AM-6/Server/Server/DB/PatientAtFoodPlaceDB.cs

80 lines
2.3 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using Server.Models;
namespace Server.DB
{
public class PatientAtFoodPlaceDB
{
public ICollection<PatientAtFoodPlace> GetAllRelations()
{
using (Context ctx = new Context())
{
ctx.Configuration.ProxyCreationEnabled = false;
return ctx.PatientAtFoodPlaces
.Include("Patient")
.Include("FoodPlace")
.Include("FoodPlace.City")
.Include("FoodPlace.City.Country")
.ToList();
}
}
public bool CreateRelation(PatientAtFoodPlace patientAtFoodPlace)
{
try
{
using (Context ctx = new Context())
{
ctx.PatientAtFoodPlaces.Add(patientAtFoodPlace);
ctx.SaveChanges();
}
return true;
}
catch (Exception e)
{
System.Diagnostics.Trace.WriteLine(e);
return false;
}
}
public bool UpdateRelation(PatientAtFoodPlace patientAtFoodPlace)
{
try
{
using (Context ctx = new Context())
{
ctx.PatientAtFoodPlaces.Attach(patientAtFoodPlace);
ctx.Entry(patientAtFoodPlace).State = System.Data.Entity.EntityState.Modified;
ctx.SaveChanges();
}
return true;
}
catch (Exception e)
{
System.Diagnostics.Trace.WriteLine(e);
return false;
}
}
public bool DeleteRelation(PatientAtFoodPlace patientAtFoodPlace)
{
try
{
using (Context ctx = new Context())
{
ctx.PatientAtFoodPlaces.Attach(patientAtFoodPlace);
ctx.PatientAtFoodPlaces.Remove(patientAtFoodPlace);
ctx.SaveChanges();
}
return true;
}
catch (Exception e)
{
System.Diagnostics.Trace.WriteLine(e);
return false;
}
}
}
}