vStationURM/Common/Vinno.vCloud.Common.Storage.Standard/ObjectStorageInfo/NodeMapping.cs

using System.Collections.Generic;
using System.Linq;
using Vinno.IUS.Common.Log;

namespace Vinno.vCloud.Common.Storage.ObjectStorageInfo
{
    public static class NodeMapping
    {
        private static Dictionary<string, StorageNodeInfo> _storageNodeInfos = new Dictionary<string, StorageNodeInfo>();

        public static void NodeMappingInilization(IList<StorageNodeItem> storageNodes) 
        {
            if (storageNodes == null) 
            {
                return;
            }
            foreach (var storageNode in storageNodes)
            {
                var storageNodeInfo = storageNode.StorageNodeInfo;
                if (storageNodeInfo != null)
                {
                    if (!_storageNodeInfos.ContainsKey(storageNodeInfo.Default))
                    {
                        _storageNodeInfos.Add(storageNodeInfo.Default, storageNodeInfo);
                    }
                    if (!_storageNodeInfos.ContainsKey(storageNodeInfo.CDN))
                    {
                        _storageNodeInfos.Add(storageNodeInfo.CDN, storageNodeInfo);
                    }
                    if (!_storageNodeInfos.ContainsKey(storageNodeInfo.Inner))
                    {
                        _storageNodeInfos.Add(storageNodeInfo.Inner, storageNodeInfo);
                    }
                }
            }
        }

        /// <summary>
        /// Inner/Default url=> CDN url
        /// </summary>
        /// <param name="url"></param>
        public static string DoCDNMapping(string url, bool forceHttp = false)
        {
            var key = _storageNodeInfos.Keys.FirstOrDefault(x => url.Contains(x));
            if (key != null)
            {
                var result = url.Replace(key, _storageNodeInfos[key].CDN);
                if (result.Contains("https"))
                {
                    result = result.Replace("https", "http");
                }
               // Logger.WriteLineInfo($"url：{url} DoCDNMapping result:{result}");
                return result;
            }
            return url;
        }

        /// <summary>
        /// CDN/Default url => Inner
        /// </summary>
        /// <param name="url"></param>
        public static string DoInnerMapping(string url)
        {
            var key = _storageNodeInfos.Keys.FirstOrDefault(x => url.Contains(x));
            if (key != null)
            {
                var result = url.Replace(key, _storageNodeInfos[key].Inner);
              // Logger.WriteLineInfo($"url：{url} DoInnerMapping result:{result}");
                return result;
            }
            return url;
        }

        /// <summary>
        /// Inner/CDN => Default
        /// </summary>
        /// <param name="url"></param>
        public static string DoDefaultMapping(string url)
        {
            var key = _storageNodeInfos.Keys.FirstOrDefault(x => url.Contains(x));
            if (key != null)
            {
                var result = url.Replace(key, _storageNodeInfos[key].Default);
                Logger.WriteLineInfo($"url：{url} DoDefaultMapping result:{result}");
                return result;
            }
            return key;
        }

    }
}