public void OnPostUpdate(Entities.kipon_datepoc.IDateChanged mergedimage)
{
if (mergedimage.kipon_dateonly != null && mergedimage.kipon_dateonly.Value == new DateTime(1964, 1, 20))
{
if (mergedimage.kipon_name != "Kjeld I. Poulsen")
{
throw new InvalidPluginExecutionException("Name is not as expected");
}
}
}
public void OnPreUpdate(Entities.kipon_datepoc.IDateChanged mergedimage, IQueryable <Entities.kipon_datepoc> dateQuery, Kipon.Xrm.ServiceAPI.IEntityCache cache, Entities.IUnitOfWork uow)
{
// Cached query, that only fetch a few fields
var gb = (from d in uow.Datepocs.GetQuery()
where d.kipon_dateonly < System.DateTime.Today.AddYears(10) &&
d.kipon_name != null
select new
{
Id = d.kipon_datepocId.Value,
TSDate = d.kipon_timezonefreedatetime
}).ToArray();
foreach (var g in gb)
{
cache.Attach(new Entities.kipon_datepoc {
kipon_datepocId = g.Id, kipon_timezonefreedatetime = g.TSDate, EntityState = EntityState.Unchanged
});
}
/// this query will return values where Name is null, even though it does not make sense from a logical point of view
/// This is due to that fact that we are puttning the elements into the context cache in above query
var names = (from g in uow.Datepocs.GetQuery()
where g.kipon_dateonly < System.DateTime.Today.AddYears(3) &&
g.kipon_name != null
select new
{
Id = g.kipon_datepocId.Value,
Name = g.kipon_name
}).ToArray();
var counts = cache.GetAttachedEntities().Count();
if (dateQuery is IQueryable <Entities.kipon_datepoc> )
{
/// queries injected directly to a service will
var older = (from d in dateQuery
where d.kipon_datepocId != mergedimage.Id &&
d.kipon_dateonly < mergedimage.kipon_dateonly &&
d.kipon_name != null
select new
{
Id = d.kipon_datepocId.Value,
Name = d.kipon_name
}).ToArray();
if (older.Where(r => string.IsNullOrEmpty(r.Name)).Any())
{
throw new InvalidPluginExecutionException("Ups!, we did loos the name in the query running before us.");
}
var cn = cache.GetAttachedEntities().Count();
if (counts != cn)
{
throw new InvalidPluginExecutionException("The process did add things to the context, that must be a bug.");
}
mergedimage.kipon_testresult = $"Found { older.Length } people older than your {counts} / {cn} ({gb.Length}) names: {names.Length} missing names: { names.Where(n => string.IsNullOrEmpty(n.Name)).Count() }";
}
else
{
throw new InvalidPluginExecutionException("dateQuery is not expected type of query");
}
}
