private PreValueCollection GetCachedPreValueCollection(int datetypeId)
{
var key = GetPrefixedCacheKey(datetypeId);
return(IsolatedCache.GetCacheItem <PreValueCollection>(key, () =>
{
var dtos = Database.Fetch <DataTypePreValueDto>("WHERE datatypeNodeId = @Id", new { Id = datetypeId });
var list = dtos.Select(x => new Tuple <PreValue, string, int>(new PreValue(x.Id, x.Value, x.SortOrder), x.Alias, x.SortOrder)).ToList();
var collection = PreValueConverter.ConvertToPreValuesCollection(list);
return collection;
}, TimeSpan.FromMinutes(20), isSliding: true));
}
private PreValueCollection GetAndCachePreValueCollection(int dataTypeId)
{
//go get the data
var dtos = Database.Fetch <DataTypePreValueDto>("WHERE datatypeNodeId = @Id", new { Id = dataTypeId });
var list = dtos.Select(x => new Tuple <PreValue, string, int>(new PreValue(x.Id, x.Value, x.SortOrder), x.Alias, x.SortOrder)).ToList();
var collection = PreValueConverter.ConvertToPreValuesCollection(list);
//now create the cache key, this needs to include all pre-value ids so that we can use this cached item in the GetPreValuesAsString method
//the key will be: "UmbracoPreValDATATYPEID-CSVOFPREVALIDS
var key = GetPrefixedCacheKey(dataTypeId)
+ string.Join(",", collection.FormatAsDictionary().Select(x => x.Value.Id).ToArray());
//store into cache
_cacheHelper.RuntimeCache.InsertCacheItem(key, () => collection,
//30 mins
new TimeSpan(0, 0, 30),
//sliding is true
true);
return(collection);
}
