2023-10-31 11:47:27 -04:00

103 lines
3.2 KiB
C#
Executable File

//
// MochaRelationship.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 UniversalEditor.Plugins.Mocha.ObjectModels.MochaClassLibrary
{
public class MochaRelationship : ICloneable
{
public class MochaRelationshipCollection
: System.Collections.ObjectModel.Collection<MochaRelationship>
{
private Dictionary<RelationshipKey, MochaRelationship> _itemsByKey = new Dictionary<RelationshipKey, MochaRelationship>();
public MochaRelationship this[RelationshipKey key]
{
get
{
if (_itemsByKey.ContainsKey(key))
return _itemsByKey[key];
return null;
}
}
protected override void ClearItems()
{
base.ClearItems();
_itemsByKey.Clear();
}
protected override void InsertItem(int index, MochaRelationship item)
{
base.InsertItem(index, item);
_itemsByKey[new RelationshipKey(item.SourceInstanceID, item.RelationshipInstanceID)] = item;
}
protected override void RemoveItem(int index)
{
_itemsByKey.Remove(new RelationshipKey(this[index].SourceInstanceID, this[index].RelationshipInstanceID));
base.RemoveItem(index);
}
public void Merge(MochaRelationship item)
{
MochaRelationship orig = this[new RelationshipKey(item.SourceInstanceID, item.RelationshipInstanceID)];
if (orig != null)
{
orig.Merge(item);
return;
}
Add(item);
}
}
public Guid RelationshipInstanceID { get; set; }
public Guid SourceInstanceID { get; set; }
public List<Guid> DestinationInstanceIDs { get; set; } = new List<Guid>();
/// <summary>
/// Gets or sets a value indicating whether this <see cref="MochaRelationship"/> should be removed from the tenant.
/// </summary>
/// <value><c>true</c> if remove; otherwise, <c>false</c>.</value>
public bool Remove { get; set; } = false;
private void Merge(MochaRelationship item)
{
if (!(SourceInstanceID == item.SourceInstanceID && RelationshipInstanceID == item.RelationshipInstanceID))
throw new InvalidOperationException("cannot merge two instances with different (source and relationship) identifiers");
foreach (Guid id in item.DestinationInstanceIDs)
DestinationInstanceIDs.Add(id);
}
public object Clone()
{
MochaRelationship clone = new MochaRelationship();
clone.RelationshipInstanceID = RelationshipInstanceID;
clone.SourceInstanceID = SourceInstanceID;
for (int i = 0; i < DestinationInstanceIDs.Count; i++)
{
clone.DestinationInstanceIDs.Add(DestinationInstanceIDs[i]);
}
return clone;
}
}
}