using System;

using System.Collections.Generic;

using System.ComponentModel.Composition;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using Raven.Abstractions.Data;

using Raven.Bundles.Encryption.Settings;

using Raven.Database.Plugins;

using Raven.Json.Linq;



namespace Raven.Bundles.Encryption.Plugin

{

	[InheritedExport(typeof(AbstractPutTrigger))]

	[ExportMetadata("Order", 10000)]

	[ExportMetadata("Bundle", "Encryption")]

	public class EncryptionSettingsPutTrigger : AbstractPutTrigger

	{

		public override VetoResult AllowPut(string key, RavenJObject document, RavenJObject metadata, TransactionInformation transactionInformation)

		{

			if (key == Constants.InDatabaseKeyVerificationDocumentName)

			{

				if (Database == null) // we haven't been initialized yet

					return VetoResult.Allowed;



				if (Database.Documents.Get(key, null) != null)

					return VetoResult.Deny("The encryption verification document already exists and cannot be overwritten.");

			}



			return VetoResult.Allowed;

		}

	}

}