using System.Collections.Generic;

using System.Linq;

using WindowsSystemDiffToolsCore;

namespace StartMenuScanner

{

public class StartMenuItemDiff : DiffCore

{

List<StartMenuItem> beforeList;

List<StartMenuItem> afterList;

public override List<DiffResult> Start()

{

List<DiffResult> results = new List<DiffResult>();

beforeList = GetBeforeData<StartMenuItem>();

afterList = GetAfterData<StartMenuItem>();

foreach (StartMenuItem beforeItem in beforeList)

{

StartMenuItem afterItem = afterList.FirstOrDefault(x => x.Path == beforeItem.Path);

if (afterItem == null)

{

//Item has been deleted

results.Add(DiffResult.Removed(beforeItem));

continue;

}

//Item modified

if (beforeItem.LastModifiedDate != afterItem.LastModifiedDate)

{

results.Add(DiffResult.Modified(beforeItem, afterItem));

continue;

}

}

foreach (StartMenuItem afterItem in afterList)

{

StartMenuItem beforeItem = beforeList.FirstOrDefault(x => x.Path == afterItem.Path);

//New item

if (beforeItem == null)

{

results.Add(DiffResult.Added(afterItem));

}

}

return results;

}

}

}