/* SPDX-License-Identifier: Apache-2.0
*
* The OpenSearch Contributors require contributions made to
* this file be licensed under the Apache-2.0 license or a
* compatible open source license.
*/
/*
* Modifications Copyright OpenSearch Contributors. See
* GitHub history for details.
*
*  Licensed to Elasticsearch B.V. under one or more contributor
*  license agreements. See the NOTICE file distributed with
*  this work for additional information regarding copyright
*  ownership. Elasticsearch B.V. licenses this file to you under
*  the Apache License, Version 2.0 (the "License"); you may
*  not use this file except in compliance with the License.
*  You may obtain a copy of the License at
*
* 	http://www.apache.org/licenses/LICENSE-2.0
*
*  Unless required by applicable law or agreed to in writing,
*  software distributed under the License is distributed on an
*  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
*  KIND, either express or implied.  See the License for the
*  specific language governing permissions and limitations
*  under the License.
*/

using OpenSearch.Net.Utf8Json;

namespace OpenSearch.Client
{
	internal class DynamicTemplatesInterfaceFormatter : IJsonFormatter<IDynamicTemplateContainer>
	{
		public IDynamicTemplateContainer Deserialize(ref JsonReader reader, IJsonFormatterResolver formatterResolver)
		{
			var formatter = formatterResolver.GetFormatter<DynamicTemplateContainer>();
			return formatter.Deserialize(ref reader, formatterResolver);
		}

		public void Serialize(ref JsonWriter writer, IDynamicTemplateContainer value, IJsonFormatterResolver formatterResolver)
		{
			if (!value.HasAny())
				return;

			writer.WriteBeginArray();
			var formatter = formatterResolver.GetFormatter<IDynamicTemplate>();
			var count = 0;
			foreach (var p in value)
			{
				if (count > 0)
					writer.WriteValueSeparator();

				writer.WriteBeginObject();
				writer.WritePropertyName(p.Key);
				formatter.Serialize(ref writer, p.Value, formatterResolver);
				writer.WriteEndObject();

				count++;
			}
			writer.WriteEndArray();
		}
	}

	internal class DynamicTemplatesFormatter : IJsonFormatter<DynamicTemplateContainer>
	{
		public DynamicTemplateContainer Deserialize(ref JsonReader reader, IJsonFormatterResolver formatterResolver)
		{
			var dynamicTemplateContainer = new DynamicTemplateContainer();
			var count = 0;
			var formatter = formatterResolver.GetFormatter<DynamicTemplate>();

			while (reader.ReadIsInArray(ref count))
			{
				var objectCount = 0;
				string name = null;
				IDynamicTemplate template = null;
				while (reader.ReadIsInObject(ref objectCount))
				{
					name = reader.ReadPropertyName();
					template = formatter.Deserialize(ref reader, formatterResolver);
				}

				dynamicTemplateContainer.Add(name, template);
			}

			return dynamicTemplateContainer;
		}

		public void Serialize(ref JsonWriter writer, DynamicTemplateContainer value, IJsonFormatterResolver formatterResolver)
		{
			var formatter = formatterResolver.GetFormatter<IDynamicTemplateContainer>();
			formatter.Serialize(ref writer, value, formatterResolver);
		}
	}
}