/// <summary>
///
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public static bool Delete(int id)
{
var item = new UserMessagePO {
Id = id
};
return(Delete(item));
}
/// <summary>
///
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public static bool Delete(UserMessagePO item)
{
using (var context = new SchoolContext())
{
context.UserMessages.Attach(item);
context.UserMessages.Remove(item);
context.SaveChanges();
}
return(true);
}
public static UserMessageModel ToModel(this UserMessagePO item)
{
if (item == null)
{
return(null);
}
return(new UserMessageModel
{
Id = item.Id,
UserId = item.UserId,
Message = item.Message,
Status = item.Status,
Createtime = item.Createtime,
Updatetime = item.Updatetime,
});
}
/// <summary>
///
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public static bool Save(UserMessagePO item)
{
using (var context = new SchoolContext())
{
if (item.Id == 0)
{
context.UserMessages.Add(item);
}
else
{
context.Entry(item).State = EntityState.Modified;
}
context.SaveChanges();
}
return(true);
}
/// <summary>
///
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public static UserMessagePO GetDataForSave(int id)
{
UserMessagePO item;
if (id == 0)
{
item = new UserMessagePO()
{
UserId = 0,
Message = "",
Status = 0,
Createtime = DateTime.Now,
Updatetime = DateTime.Now,
};
}
else
{
item = GetItem(id);
}
return(item);
}