private static void SetDictionaryNodeGeneric <TKey, TValue>(Node node, Dictionary <TKey, TValue> dictionary, FileStyle style, bool forceArrayMode = false)
{
bool keyIsBase = BaseTypes.IsBaseType(typeof(TKey));
if (keyIsBase && !forceArrayMode && !style.AlwaysArrayDictionaries)
{
// we might have switched between standard and array dictionary storage, and if so, children need to be reset
if (node.ChildNodeType != NodeChildrenType.key)
{
node.ClearChildren(newChildrenType: NodeChildrenType.key);
}
var CurrentKeys = new List <string>(capacity: dictionary.Count);
foreach (var key in dictionary.Keys)
{
var value = dictionary[key];
string keyAsText = BaseTypes.SerializeBaseType <TKey>(key, style);
if (!Utilities.IsValidKey(keyAsText))
{
SetDictionaryNodeGeneric(node, dictionary, style, forceArrayMode: true);
return;
}
CurrentKeys.Add(keyAsText);
KeyNode child = node.GetChildAddressedByName(keyAsText);
NodeManager.SetNodeData <TValue>(child, value, style);
}
// make sure that old data in the file is deleted when a new dictionary is saved.
// node.ClearChildren() is not used because we want to keep comments and whitespace intact as much as possible.
foreach (var key in node.GetChildKeys())
{
if (!CurrentKeys.Contains(key))
{
node.RemoveChild(key);
}
}
}
else // save dictionary as KeyValuePair<TKey, TValue>[]
{
// we might have switched between standard and array dictionary storage, and if so, children need to be reset
if (node.ChildNodeType != NodeChildrenType.list)
{
node.ClearChildren(newChildrenType: NodeChildrenType.list);
}
var array = GetWritableKeyValuePairArray(dictionary);
NodeManager.SetNodeData(node, array, array.GetType(), style);
}
}
/// <summary> Save this file as a dictionary, using the dictionary's keys as top-level keys in the file. </summary>
/// <remarks> TKey must be a Base Type </remarks>
public void SaveAsDictionary <TKey, TValue>(IDictionary <TKey, TValue> dictionary)
{
if (!BaseTypes.IsBaseType(typeof(TKey)))
{
throw new Exception("When using GetAsDictionary, TKey must be a base type");
}
bool _autosave = AutoSave;
AutoSave = false; // don't write to disk when we don't have to
try
{
var CurrentKeys = new List <string>(capacity: dictionary.Count);
foreach (var key in dictionary.Keys)
{
var keyText = BaseTypes.SerializeBaseType(key, Style);
if (!Utilities.IsValidKey(keyText, out string whyNot))
{
throw new Exception($"can't save file as this dictionary. A key ({keyText}) is not valid: {whyNot}");
}
CurrentKeys.Add(keyText);
Set(keyText, dictionary[key]);
}
// make sure that old data in the file is deleted when a new dictionary is saved.
foreach (var key in this.TopLevelKeys)
{
if (!CurrentKeys.Contains(key))
{
this.TopLevelNodes.Remove(key);
}
}
}
finally
{
AutoSave = _autosave;
}
if (AutoSave)
{
SaveAllData();
}
}
