mocha/dotnet/Libraries/Mocha.Storage.Local/Internal/RelationshipCollection.cs
2023-10-31 11:47:27 -04:00

73 lines
2.3 KiB
C#
Executable File

//
// RelationshipCollection.cs
//
// Author:
// Michael Becker <alcexhim@gmail.com>
//
// Copyright (c) 2020 Mike Becker's Software
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
using System;
using System.Collections.Generic;
using Mocha.Core;
namespace Mocha.Storage.Local.Internal
{
internal class RelationshipCollection
{
private Dictionary<RelationshipKey, RelationshipValue> _ItemsByID = new Dictionary<RelationshipKey, RelationshipValue>();
public void ApplySiblingRelationships()
{
Dictionary<RelationshipKey, RelationshipValue> newValues = new Dictionary<RelationshipKey, RelationshipValue>();
List<Guid> siblingsApplied = new List<Guid>();
foreach (KeyValuePair<RelationshipKey, RelationshipValue> kvp in _ItemsByID)
{
RelationshipKey siblingKey = new RelationshipKey(kvp.Key.RelationshipID, KnownRelationshipGuids.Relationship__has_sibling__Relationship);
if (_ItemsByID.ContainsKey(siblingKey))
{
RelationshipValue siblingRelationship = _ItemsByID[siblingKey];
foreach (Guid targetInstanceId in kvp.Value.TargetInstanceIDs)
{
RelationshipKey newSiblingKey = new RelationshipKey(targetInstanceId, siblingRelationship.TargetInstanceIDs[0]);
if (!_ItemsByID.ContainsKey(newSiblingKey))
{
newValues[newSiblingKey] = new RelationshipValue(kvp.Key.SourceInstanceID);
}
}
}
}
foreach (KeyValuePair<RelationshipKey, RelationshipValue> kvp in newValues)
{
_ItemsByID[kvp.Key] = kvp.Value;
}
}
public RelationshipValue this[RelationshipKey key]
{
get
{
if (!_ItemsByID.ContainsKey(key))
return null;
return _ItemsByID[key];
}
set
{
_ItemsByID[key] = value;
}
}
}
}