﻿/*
 * Licensed 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.
 */

namespace DotPulsar.Schemas
{
    using DotPulsar.Abstractions;
    using System;
    using System.Buffers;
    using System.Collections.Immutable;

    /// <summary>
    /// Schema definition for raw messages using ReadOnlySequence of bytes.
    /// </summary>
    public sealed class ByteSequenceSchema : ISchema<ReadOnlySequence<byte>>
    {
        public ByteSequenceSchema()
            => SchemaInfo = new SchemaInfo("Bytes", Array.Empty<byte>(), SchemaType.None, ImmutableDictionary<string, string>.Empty);

        public SchemaInfo SchemaInfo { get; }

        public ReadOnlySequence<byte> Decode(ReadOnlySequence<byte> bytes, byte[]? schemaVersion = null)
            => bytes;

        public ReadOnlySequence<byte> Encode(ReadOnlySequence<byte> message)
            => message;
    }
}