public static bool RenameSchemaField(string oldFieldKey, string newFieldKey, string schemaKey, Dictionary <string, object> schemaData, out string error)
{
bool result = true;
if (!IsFieldNameValid(schemaData, newFieldKey, out error))
{
result = false;
}
else if (schemaData.ContainsKey(newFieldKey))
{
result = false;
error = "Field name already exists.";
}
else
{
// Do rename
RenameField(oldFieldKey, newFieldKey, schemaData);
// Remove the schema key from the listbyfieldname List
List <string> schemaKeyList;
if (ListByFieldName.TryGetValue(oldFieldKey, out schemaKeyList))
{
schemaKeyList.Remove(schemaKey);
if (schemaKeyList.Count == 0)
{
ListByFieldName.Remove(oldFieldKey);
}
}
// Add the schema key to the listbyfieldname List under the new field name
if (ListByFieldName.TryGetValue(newFieldKey, out schemaKeyList))
{
schemaKeyList.Add(schemaKey);
}
else
{
List <string> newListByFieldName = new List <string>()
{
schemaKey
};
ListByFieldName.Add(newFieldKey, newListByFieldName);
}
// Rename the fields in any existing items with this schema
List <string> itemKeys = GetItemsOfSchemaType(schemaKey);
foreach (string itemKey in itemKeys)
{
Dictionary <string, object> itemData;
if (AllItems.TryGetValue(itemKey, out itemData))
{
RenameField(oldFieldKey, newFieldKey, itemData);
}
}
}
ItemsNeedSave |= result;
SchemasNeedSave |= result;
return(result);
}
private static void AddFieldToListByFieldName(string fieldKey, string schemaKey)
{
List <string> schemaKeyList;
if (ListByFieldName.TryGetValue(fieldKey, out schemaKeyList))
{
schemaKeyList.Add(schemaKey);
}
else
{
schemaKeyList = new List <string>();
schemaKeyList.Add(schemaKey);
ListByFieldName.Add(fieldKey, schemaKeyList);
}
}