//------------------------------------------------------------------------------
//  此代码版权（除特别声明或在RRQMCore.XREF命名空间的代码）归作者本人若汝棋茗所有
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//  Github源代码仓库：https://github.com/RRQM
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//  感谢您的下载和使用
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
using System.Collections;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Diagnostics;

namespace RRQMSocket.RPC
{
    /// <summary>
    /// RPCParser集合
    /// </summary>
    [DebuggerDisplay("Count")]
    public class RPCParserCollection : IEnumerable<IRPCParser>
    {
        private ConcurrentDictionary<string, IRPCParser> parsers = new ConcurrentDictionary<string, IRPCParser>();

        /// <summary>
        /// 数量
        /// </summary>
        public int Count { get { return parsers.Count; } }

        /// <summary>
        /// 获取IRPCParser
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        public IRPCParser this[string key] { get { return this.parsers[key]; } }

        /// <summary>
        /// 获取IRPCParser
        /// </summary>
        /// <param name="key"></param>
        /// <param name="parser"></param>
        /// <returns></returns>
        public bool TryGetRPCParser(string key, out IRPCParser parser)
        {
            return this.parsers.TryGetValue(key, out parser);
        }

        internal void Add(string key, IRPCParser parser)
        {
            if (this.parsers.Values.Contains(parser))
            {
                throw new RRQMRPCException("重复添加解析器");
            }

            this.parsers.TryAdd(key, parser);
        }

        internal bool TryRemove(string key, out IRPCParser parser)
        {
            return this.parsers.TryRemove(key, out parser);
        }

        IEnumerator IEnumerable.GetEnumerator()
        {
            return this.parsers.Values.GetEnumerator();
        }

        /// <summary>
        /// 返回枚举对象
        /// </summary>
        /// <returns></returns>
        IEnumerator<IRPCParser> IEnumerable<IRPCParser>.GetEnumerator()
        {
            return this.parsers.Values.GetEnumerator();
        }
    }
}