/// <summary>
/// Updates the existing index item.
/// </summary>
/// <param name="clientIndex">Index from the client.</param>
/// <param name="cacheIndexInternal">The cache index internal.</param>
/// <param name="indexInfo">The index info.</param>
/// <param name="addItem">The add item.</param>
/// <param name="searchIndex">Index to search.</param>
/// <param name="storeContext">The store context.</param>
/// <param name="comparer">The comparer.</param>
private static void UpdateExistingIndexItem(CacheIndex clientIndex, CacheIndexInternal cacheIndexInternal, Index indexInfo, IndexDataItem addItem, int searchIndex, IndexStoreContext storeContext, InternalItemComparer comparer)
{
InternalItem internalItem = cacheIndexInternal.InternalItemList[searchIndex];
if (clientIndex.TargetIndexName != null) //Save to single index
{
if (addItem.Tags != null && addItem.Tags.Count > 0)
{
bool reposition = IsRepositioningOfIndexItemRequired(indexInfo, addItem, internalItem);
// Update all tags on the internal item
foreach (KeyValuePair <string, byte[]> kvp in addItem.Tags)
{
storeContext.TagHashCollection.AddTag(cacheIndexInternal.InDeserializationContext.TypeId, kvp.Key);
internalItem.UpdateTag(TagHashCollection.GetTagHashCode(kvp.Key), kvp.Value);
}
// Reposition index item if required
if (reposition)
{
RepositionIndexItem(cacheIndexInternal, indexInfo, addItem, searchIndex, internalItem, comparer);
}
}
}
else //Save to multiple indexes
{
if (addItem.Tags != null && addItem.Tags.Count > 0)
{
List <string> tagNameList;
byte[] tagValue;
clientIndex.IndexTagMapping.TryGetValue(cacheIndexInternal.InDeserializationContext.IndexName, out tagNameList);
bool reposition = IsRepositioningOfIndexItemRequired(indexInfo, addItem, internalItem);
// Update all tags on the internal item
foreach (string tagName in tagNameList)
{
//Add to tagHashCollection
storeContext.TagHashCollection.AddTag(cacheIndexInternal.InDeserializationContext.TypeId, tagName);
addItem.TryGetTagValue(tagName, out tagValue);
internalItem.UpdateTag(TagHashCollection.GetTagHashCode(tagName), tagValue);
}
// Reposition index item if required
if (reposition)
{
RepositionIndexItem(cacheIndexInternal, indexInfo, addItem, searchIndex, internalItem, comparer);
}
}
}
}
