RedisHelper

/// <summary>
    /// Redis 助手
    /// </summary>
    public class RedisHelper
    {

        private static RedisHelper _instance;
        public static RedisHelper GetInstance(string defaultKey = "")
        {
            _defaultKey = defaultKey;
            return _instance ?? (_instance = new RedisHelper());
        }

        /// <summary>
        /// 连接字符串
        /// </summary>
        private static readonly string ConnectionString;

        /// <summary>
        /// redis 连接对象
        /// </summary>
        private static IConnectionMultiplexer _connMultiplexer;

        /// <summary>
        /// 默认的 Key 值(用来当作 RedisKey 的前缀)
        /// </summary>
        private static string _defaultKey = string.Empty;

        /// <summary>
        ////// </summary>
        private static readonly object Locker = new object();

        /// <summary>
        /// 数据库
        /// </summary>
        private readonly IDatabase _db;

        /// <summary>
        /// 获取 Redis 连接对象
        /// </summary>
        /// <returns></returns>
        public IConnectionMultiplexer GetConnectionRedisMultiplexer()
        {
            if ((_connMultiplexer == null) || !_connMultiplexer.IsConnected)
            {
                lock (Locker)
                {
                    //var config = new ConfigurationOptions
                    //{
                    //    AbortOnConnectFail = false,
                    //    AllowAdmin = true,
                    //    ConnectTimeout = 15000,
                    //    SyncTimeout = 5000,
                    //    ResponseTimeout = 15000,
                    //    Password = "Pwd",//Redis数据库密码
                    //    EndPoints = { connectionString }// connectionString 为IP:Port 如”192.168.2.110:6379”
                    //};
                    if ((_connMultiplexer == null) || !_connMultiplexer.IsConnected)
                    {
                        _connMultiplexer = ConnectionMultiplexer.Connect(ConnectionString);
                    }
                }
            }

            return _connMultiplexer;
        }

        #region 其它

        public ITransaction GetTransaction()
        {
            return _db.CreateTransaction();
        }

        #endregion 其它

        #region 构造函数

        static RedisHelper()
        {
            ConnectionString = ConfigurationManager.ConnectionStrings["RedisConnectionRead"].ConnectionString;
            _connMultiplexer = ConnectionMultiplexer.Connect(ConnectionString);
            //DefaultKey = ConfigurationManager.AppSettings["Redis.DefaultKey"];
            AddRegisterEvent();
        }

        public RedisHelper(int db = -1)
        {
            _db = _connMultiplexer.GetDatabase(db);
        }

        #endregion 构造函数

        #region 公共方法
        /// <summary>
        /// 是否启用
        /// </summary>
        /// <returns></returns>
        public bool IsOpen()
        {
            var isOpen = ConfigurationManager.AppSettings["Redis.IsOpen"];
            isOpen = isOpen == null ? "" : isOpen.ToString();
            var result = isOpen == "true";
            return result;
        }
        /// <summary>
        /// 获取key过期时间
        /// </summary>
        /// <returns></returns>
        public TimeSpan? GetTimeSpan()
        {
            var keyTimeOut = ConfigurationManager.AppSettings["Redis.KeyExpiryMinutes"];
            if (keyTimeOut != null)
            {
                var timespan = DateTime.Now.AddMinutes(int.Parse(keyTimeOut)) - DateTime.Now;
                return timespan;
            }
            return null;
        }

        #endregion

        #region String 操作

        /// <summary>
        /// 设置 key 并保存字符串(如果 key 已存在,则覆盖值)
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <param name="expiry"></param>
        /// <returns></returns>
        public bool StringSet(string redisKey, string redisValue, TimeSpan? expiry = null)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.StringSet(redisKey, redisValue, DateTime.Now.AddHours(1).ToTimeSpan());
        }

        /// <summary>
        /// 保存多个 Key-value
        /// </summary>
        /// <param name="keyValuePairs"></param>
        /// <returns></returns>
        public bool StringSet(IEnumerable<KeyValuePair<RedisKey, RedisValue>> keyValuePairs)
        {
            keyValuePairs =
                keyValuePairs.Select(x => new KeyValuePair<RedisKey, RedisValue>(AddKeyPrefix(x.Key), x.Value));
            return _db.StringSet(keyValuePairs.ToArray());
        }

        /// <summary>
        /// 获取字符串
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="expiry"></param>
        /// <returns></returns>
        public string StringGet(string redisKey, TimeSpan? expiry = null)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.StringGet(redisKey);
        }

        /// <summary>
        /// 存储一个对象(该对象会被序列化保存)
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <param name="expiry"></param>
        /// <returns></returns>
        public bool StringSet<T>(string redisKey, T redisValue, TimeSpan? expiry = null)
        {
            redisKey = AddKeyPrefix(redisKey);
            var json = Serialize(redisValue);
            return _db.StringSet(redisKey, json, expiry);
        }

        /// <summary>
        /// 获取一个对象(会进行反序列化)
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="expiry"></param>
        /// <returns></returns>
        public T StringGet<T>(string redisKey, TimeSpan? expiry = null)
        {
            redisKey = AddKeyPrefix(redisKey);
            return Deserialize<T>(_db.StringGet(redisKey));
        }

        #region async

        /// <summary>
        /// 保存一个字符串值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <param name="expiry"></param>
        /// <returns></returns>
        public async Task<bool> StringSetAsync(string redisKey, string redisValue, TimeSpan? expiry = null)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.StringSetAsync(redisKey, redisValue, expiry);
        }

        /// <summary>
        /// 保存一组字符串值
        /// </summary>
        /// <param name="keyValuePairs"></param>
        /// <returns></returns>
        public async Task<bool> StringSetAsync(IEnumerable<KeyValuePair<RedisKey, RedisValue>> keyValuePairs)
        {
            keyValuePairs =
                keyValuePairs.Select(x => new KeyValuePair<RedisKey, RedisValue>(AddKeyPrefix(x.Key), x.Value));
            return await _db.StringSetAsync(keyValuePairs.ToArray());
        }

        /// <summary>
        /// 获取单个值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <param name="expiry"></param>
        /// <returns></returns>
        public async Task<string> StringGetAsync(string redisKey, string redisValue, TimeSpan? expiry = null)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.StringGetAsync(redisKey);
        }

        /// <summary>
        /// 存储一个对象(该对象会被序列化保存)
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <param name="expiry"></param>
        /// <returns></returns>
        public async Task<bool> StringSetAsync<T>(string redisKey, T redisValue, TimeSpan? expiry = null)
        {
            redisKey = AddKeyPrefix(redisKey);
            var json = Serialize(redisValue);
            return await _db.StringSetAsync(redisKey, json, expiry);
        }

        /// <summary>
        /// 获取一个对象(会进行反序列化)
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="expiry"></param>
        /// <returns></returns>
        public async Task<T> StringGetAsync<T>(string redisKey, TimeSpan? expiry = null)
        {
            redisKey = AddKeyPrefix(redisKey);
            return Deserialize<T>(await _db.StringGetAsync(redisKey));
        }

        #endregion async

        #endregion String 操作

        #region Hash 操作

        /// <summary>
        /// 判断该字段是否存在 hash 中
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <returns></returns>
        public bool HashExists(string redisKey, string hashField)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.HashExists(redisKey, hashField);
        }

        /// <summary>
        /// 从 hash 中移除指定字段
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <returns></returns>
        public bool HashDelete(string redisKey, string hashField)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.HashDelete(redisKey, hashField);
        }

        /// <summary>
        /// 从 hash 中移除指定字段
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <returns></returns>
        public long HashDelete(string redisKey, IEnumerable<RedisValue> hashField)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.HashDelete(redisKey, hashField.ToArray());
        }

        /// <summary>
        /// 在 hash 设定值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <param name="value"></param>
        /// <returns></returns>
        public bool HashSet(string redisKey, string hashField, string value)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.HashSet(redisKey, hashField, value);
        }

        /// <summary>
        /// 在 hash 中设定值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashFields"></param>
        public void HashSet(string redisKey, IEnumerable<HashEntry> hashFields)
        {
            redisKey = AddKeyPrefix(redisKey);
            _db.HashSet(redisKey, hashFields.ToArray());
        }

        /// <summary>
        /// 在 hash 中获取值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <returns></returns>
        public RedisValue HashGet(string redisKey, string hashField)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.HashGet(redisKey, hashField);
        }

        /// <summary>
        /// 在 hash 中获取值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <param name="value"></param>
        /// <returns></returns>
        public RedisValue[] HashGet(string redisKey, RedisValue[] hashField, string value)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.HashGet(redisKey, hashField);
        }

        /// <summary>
        /// 从 hash 返回所有的字段值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public IEnumerable<RedisValue> HashKeys(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.HashKeys(redisKey);
        }

        /// <summary>
        /// 返回 hash 中的所有值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public RedisValue[] HashValues(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.HashValues(redisKey);
        }

        /// <summary>
        /// 在 hash 设定值(序列化)
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <param name="value"></param>
        /// <returns></returns>
        public bool HashSet<T>(string redisKey, string hashField, T value)
        {
            redisKey = AddKeyPrefix(redisKey);
            var json = Serialize(value);
            return _db.HashSet(redisKey, hashField, json);
        }

        /// <summary>
        /// 在 hash 中获取值(反序列化)
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <returns></returns>
        public T HashGet<T>(string redisKey, string hashField)
        {
            redisKey = AddKeyPrefix(redisKey);
            return Deserialize<T>(_db.HashGet(redisKey, hashField));
        }

        #region async

        /// <summary>
        /// 判断该字段是否存在 hash 中
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <returns></returns>
        public async Task<bool> HashExistsAsync(string redisKey, string hashField)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.HashExistsAsync(redisKey, hashField);
        }

        /// <summary>
        /// 从 hash 中移除指定字段
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <returns></returns>
        public async Task<bool> HashDeleteAsync(string redisKey, string hashField)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.HashDeleteAsync(redisKey, hashField);
        }

        /// <summary>
        /// 从 hash 中移除指定字段
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <returns></returns>
        public async Task<long> HashDeleteAsync(string redisKey, IEnumerable<RedisValue> hashField)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.HashDeleteAsync(redisKey, hashField.ToArray());
        }

        /// <summary>
        /// 在 hash 设定值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <param name="value"></param>
        /// <returns></returns>
        public async Task<bool> HashSetAsync(string redisKey, string hashField, string value)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.HashSetAsync(redisKey, hashField, value);
        }

        /// <summary>
        /// 在 hash 中设定值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashFields"></param>
        public async Task HashSetAsync(string redisKey, IEnumerable<HashEntry> hashFields)
        {
            redisKey = AddKeyPrefix(redisKey);
            await _db.HashSetAsync(redisKey, hashFields.ToArray());
        }

        /// <summary>
        /// 在 hash 中获取值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <returns></returns>
        public async Task<RedisValue> HashGetAsync(string redisKey, string hashField)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.HashGetAsync(redisKey, hashField);
        }

        /// <summary>
        /// 在 hash 中获取值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <param name="value"></param>
        /// <returns></returns>
        public async Task<IEnumerable<RedisValue>> HashGetAsync(string redisKey, RedisValue[] hashField, string value)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.HashGetAsync(redisKey, hashField);
        }

        /// <summary>
        /// 从 hash 返回所有的字段值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public async Task<IEnumerable<RedisValue>> HashKeysAsync(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.HashKeysAsync(redisKey);
        }

        /// <summary>
        /// 返回 hash 中的所有值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public async Task<IEnumerable<RedisValue>> HashValuesAsync(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.HashValuesAsync(redisKey);
        }

        /// <summary>
        /// 在 hash 设定值(序列化)
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <param name="value"></param>
        /// <returns></returns>
        public async Task<bool> HashSetAsync<T>(string redisKey, string hashField, T value)
        {
            redisKey = AddKeyPrefix(redisKey);
            var json = Serialize(value);
            return await _db.HashSetAsync(redisKey, hashField, json);
        }

        /// <summary>
        /// 在 hash 中获取值(反序列化)
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="hashField"></param>
        /// <returns></returns>
        public async Task<T> HashGetAsync<T>(string redisKey, string hashField)
        {
            redisKey = AddKeyPrefix(redisKey);
            return Deserialize<T>(await _db.HashGetAsync(redisKey, hashField));
        }

        #endregion async

        #endregion Hash 操作

        #region List 操作

        /// <summary>
        /// 移除并返回存储在该键列表的第一个元素
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public string ListLeftPop(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.ListLeftPop(redisKey);
        }

        /// <summary>
        /// 移除并返回存储在该键列表的最后一个元素
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public string ListRightPop(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.ListRightPop(redisKey);
        }

        /// <summary>
        /// 移除列表指定键上与该值相同的元素
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <returns></returns>
        public long ListRemove(string redisKey, string redisValue)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.ListRemove(redisKey, redisValue);
        }

        /// <summary>
        /// 在列表尾部插入值。如果键不存在,先创建再插入值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <returns></returns>
        public long ListRightPush(string redisKey, string redisValue)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.ListRightPush(redisKey, redisValue);
        }

        /// <summary>
        /// 在列表头部插入值。如果键不存在,先创建再插入值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <returns></returns>
        public long ListLeftPush(string redisKey, string redisValue)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.ListLeftPush(redisKey, redisValue);
        }

        /// <summary>
        /// 返回列表上该键的长度,如果不存在,返回 0
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public long ListLength(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.ListLength(redisKey);
        }

        /// <summary>
        /// 返回在该列表上键所对应的元素
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public IEnumerable<RedisValue> ListRange(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.ListRange(redisKey);
        }

        /// <summary>
        /// 移除并返回存储在该键列表的第一个元素
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public T ListLeftPop<T>(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return Deserialize<T>(_db.ListLeftPop(redisKey));
        }

        /// <summary>
        /// 移除并返回存储在该键列表的最后一个元素
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public T ListRightPop<T>(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return Deserialize<T>(_db.ListRightPop(redisKey));
        }

        /// <summary>
        /// 在列表尾部插入值。如果键不存在,先创建再插入值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <returns></returns>
        public long ListRightPush<T>(string redisKey, T redisValue)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.ListRightPush(redisKey, Serialize(redisValue));
        }

        /// <summary>
        /// 在列表头部插入值。如果键不存在,先创建再插入值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <returns></returns>
        public long ListLeftPush<T>(string redisKey, T redisValue)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.ListLeftPush(redisKey, Serialize(redisValue));
        }

        #region List-async

        /// <summary>
        /// 移除并返回存储在该键列表的第一个元素
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public async Task<string> ListLeftPopAsync(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.ListLeftPopAsync(redisKey);
        }

        /// <summary>
        /// 移除并返回存储在该键列表的最后一个元素
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public async Task<string> ListRightPopAsync(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.ListRightPopAsync(redisKey);
        }

        /// <summary>
        /// 移除列表指定键上与该值相同的元素
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <returns></returns>
        public async Task<long> ListRemoveAsync(string redisKey, string redisValue)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.ListRemoveAsync(redisKey, redisValue);
        }

        /// <summary>
        /// 在列表尾部插入值。如果键不存在,先创建再插入值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <returns></returns>
        public async Task<long> ListRightPushAsync(string redisKey, string redisValue)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.ListRightPushAsync(redisKey, redisValue);
        }

        /// <summary>
        /// 在列表头部插入值。如果键不存在,先创建再插入值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <returns></returns>
        public async Task<long> ListLeftPushAsync(string redisKey, string redisValue)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.ListLeftPushAsync(redisKey, redisValue);
        }

        /// <summary>
        /// 返回列表上该键的长度,如果不存在,返回 0
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public async Task<long> ListLengthAsync(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.ListLengthAsync(redisKey);
        }

        /// <summary>
        /// 返回在该列表上键所对应的元素
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public async Task<IEnumerable<RedisValue>> ListRangeAsync(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.ListRangeAsync(redisKey);
        }

        /// <summary>
        /// 移除并返回存储在该键列表的第一个元素
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public async Task<T> ListLeftPopAsync<T>(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return Deserialize<T>(await _db.ListLeftPopAsync(redisKey));
        }

        /// <summary>
        /// 移除并返回存储在该键列表的最后一个元素
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public async Task<T> ListRightPopAsync<T>(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return Deserialize<T>(await _db.ListRightPopAsync(redisKey));
        }

        /// <summary>
        /// 在列表尾部插入值。如果键不存在,先创建再插入值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <returns></returns>
        public async Task<long> ListRightPushAsync<T>(string redisKey, T redisValue)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.ListRightPushAsync(redisKey, Serialize(redisValue));
        }

        /// <summary>
        /// 在列表头部插入值。如果键不存在,先创建再插入值
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisValue"></param>
        /// <returns></returns>
        public async Task<long> ListLeftPushAsync<T>(string redisKey, T redisValue)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.ListLeftPushAsync(redisKey, Serialize(redisValue));
        }

        #endregion List-async

        #endregion List 操作

        #region SortedSet 操作

        /// <summary>
        /// SortedSet 新增
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="member"></param>
        /// <param name="score"></param>
        /// <returns></returns>
        public bool SortedSetAdd(string redisKey, string member, double score)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.SortedSetAdd(redisKey, member, score);
        }

        /// <summary>
        /// 在有序集合中返回指定范围的元素,默认情况下从低到高。
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public IEnumerable<RedisValue> SortedSetRangeByRank(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.SortedSetRangeByRank(redisKey);
        }

        /// <summary>
        /// 返回有序集合的元素个数
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public long SortedSetLength(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.SortedSetLength(redisKey);
        }

        /// <summary>
        /// 返回有序集合的元素个数
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="memebr"></param>
        /// <returns></returns>
        public bool SortedSetLength(string redisKey, string memebr)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.SortedSetRemove(redisKey, memebr);
        }

        /// <summary>
        /// SortedSet 新增
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="member"></param>
        /// <param name="score"></param>
        /// <returns></returns>
        public bool SortedSetAdd<T>(string redisKey, T member, double score)
        {
            redisKey = AddKeyPrefix(redisKey);
            var json = Serialize(member);

            return _db.SortedSetAdd(redisKey, json, score);
        }

        #region SortedSet-Async

        /// <summary>
        /// SortedSet 新增
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="member"></param>
        /// <param name="score"></param>
        /// <returns></returns>
        public async Task<bool> SortedSetAddAsync(string redisKey, string member, double score)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.SortedSetAddAsync(redisKey, member, score);
        }

        /// <summary>
        /// 在有序集合中返回指定范围的元素,默认情况下从低到高。
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public async Task<IEnumerable<RedisValue>> SortedSetRangeByRankAsync(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.SortedSetRangeByRankAsync(redisKey);
        }

        /// <summary>
        /// 返回有序集合的元素个数
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public async Task<long> SortedSetLengthAsync(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.SortedSetLengthAsync(redisKey);
        }

        /// <summary>
        /// 返回有序集合的元素个数
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="memebr"></param>
        /// <returns></returns>
        public async Task<bool> SortedSetRemoveAsync(string redisKey, string memebr)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.SortedSetRemoveAsync(redisKey, memebr);
        }

        /// <summary>
        /// SortedSet 新增
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="member"></param>
        /// <param name="score"></param>
        /// <returns></returns>
        public async Task<bool> SortedSetAddAsync<T>(string redisKey, T member, double score)
        {
            redisKey = AddKeyPrefix(redisKey);
            var json = Serialize(member);

            return await _db.SortedSetAddAsync(redisKey, json, score);
        }

        #endregion SortedSet-Async

        #endregion SortedSet 操作

        #region key 操作

        /// <summary>
        /// 移除指定 Key
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public bool KeyDelete(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.KeyDelete(redisKey);
        }

        /// <summary>
        /// 移除指定 Key
        /// </summary>
        /// <param name="redisKeys"></param>
        /// <returns></returns>
        public long KeyDelete(IEnumerable<string> redisKeys)
        {
            var keys = redisKeys.Select(x => (RedisKey)AddKeyPrefix(x));
            return _db.KeyDelete(keys.ToArray());
        }

        /// <summary>
        /// 校验 Key 是否存在
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public bool KeyExists(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.KeyExists(redisKey);
        }

        /// <summary>
        /// 重命名 Key
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisNewKey"></param>
        /// <returns></returns>
        public bool KeyRename(string redisKey, string redisNewKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.KeyRename(redisKey, redisNewKey);
        }

        /// <summary>
        /// 设置 Key 的时间
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="expiry"></param>
        /// <returns></returns>
        public bool KeyExpire(string redisKey, TimeSpan? expiry)
        {
            redisKey = AddKeyPrefix(redisKey);
            return _db.KeyExpire(redisKey, expiry);
        }

        #region key-async

        /// <summary>
        /// 移除指定 Key
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public async Task<bool> KeyDeleteAsync(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.KeyDeleteAsync(redisKey);
        }

        /// <summary>
        /// 移除指定 Key
        /// </summary>
        /// <param name="redisKeys"></param>
        /// <returns></returns>
        public async Task<long> KeyDeleteAsync(IEnumerable<string> redisKeys)
        {
            var keys = redisKeys.Select(x => (RedisKey)AddKeyPrefix(x));
            return await _db.KeyDeleteAsync(keys.ToArray());
        }

        /// <summary>
        /// 校验 Key 是否存在
        /// </summary>
        /// <param name="redisKey"></param>
        /// <returns></returns>
        public async Task<bool> KeyExistsAsync(string redisKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.KeyExistsAsync(redisKey);
        }

        /// <summary>
        /// 重命名 Key
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="redisNewKey"></param>
        /// <returns></returns>
        public async Task<bool> KeyRenameAsync(string redisKey, string redisNewKey)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.KeyRenameAsync(redisKey, redisNewKey);
        }

        /// <summary>
        /// 设置 Key 的时间
        /// </summary>
        /// <param name="redisKey"></param>
        /// <param name="expiry"></param>
        /// <returns></returns>
        public async Task<bool> KeyExpireAsync(string redisKey, TimeSpan? expiry)
        {
            redisKey = AddKeyPrefix(redisKey);
            return await _db.KeyExpireAsync(redisKey, expiry);
        }

        #endregion key-async

        #endregion key 操作

        #region 发布订阅

        /// <summary>
        /// 订阅
        /// </summary>
        /// <param name="channel"></param>
        /// <param name="handle"></param>
        public void Subscribe(RedisChannel channel, Action<RedisChannel, RedisValue> handle)
        {
            var sub = _connMultiplexer.GetSubscriber();
            sub.Subscribe(channel, handle);
        }

        /// <summary>
        /// 发布
        /// </summary>
        /// <param name="channel"></param>
        /// <param name="message"></param>
        /// <returns></returns>
        public long Publish(RedisChannel channel, RedisValue message)
        {
            var sub = _connMultiplexer.GetSubscriber();
            return sub.Publish(channel, message);
        }

        /// <summary>
        /// 发布(使用序列化)
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="channel"></param>
        /// <param name="message"></param>
        /// <returns></returns>
        public long Publish<T>(RedisChannel channel, T message)
        {
            var sub = _connMultiplexer.GetSubscriber();
            return sub.Publish(channel, Serialize(message));
        }

        #region 发布订阅-async

        /// <summary>
        /// 订阅
        /// </summary>
        /// <param name="channel"></param>
        /// <param name="handle"></param>
        public async Task SubscribeAsync(RedisChannel channel, Action<RedisChannel, RedisValue> handle)
        {
            var sub = _connMultiplexer.GetSubscriber();
            await sub.SubscribeAsync(channel, handle);
        }

        /// <summary>
        /// 发布
        /// </summary>
        /// <param name="channel"></param>
        /// <param name="message"></param>
        /// <returns></returns>
        public async Task<long> PublishAsync(RedisChannel channel, RedisValue message)
        {
            var sub = _connMultiplexer.GetSubscriber();
            return await sub.PublishAsync(channel, message);
        }

        /// <summary>
        /// 发布(使用序列化)
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="channel"></param>
        /// <param name="message"></param>
        /// <returns></returns>
        public async Task<long> PublishAsync<T>(RedisChannel channel, T message)
        {
            var sub = _connMultiplexer.GetSubscriber();
            return await sub.PublishAsync(channel, Serialize(message));
        }

        #endregion 发布订阅-async

        #endregion 发布订阅

        #region private method

        /// <summary>
        /// 添加 Key 的前缀
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        private static string AddKeyPrefix(string key)
        {
            //if (string.IsNullOrWhiteSpace(_defaultKey))
            //{
            //    return $"{key}";
            //}
            //return $"{_defaultKey}:{key}";
            if (string.IsNullOrWhiteSpace(_defaultKey))
            {
                return "" + key + "";
            }
            return "" + _defaultKey + ":" + key + "";
        }

        #region 注册事件

        /// <summary>
        /// 添加注册事件
        /// </summary>
        private static void AddRegisterEvent()
        {
            _connMultiplexer.ConnectionRestored += ConnMultiplexer_ConnectionRestored;
            _connMultiplexer.ConnectionFailed += ConnMultiplexer_ConnectionFailed;
            _connMultiplexer.ErrorMessage += ConnMultiplexer_ErrorMessage;
            _connMultiplexer.ConfigurationChanged += ConnMultiplexer_ConfigurationChanged;
            _connMultiplexer.HashSlotMoved += ConnMultiplexer_HashSlotMoved;
            _connMultiplexer.InternalError += ConnMultiplexer_InternalError;
            _connMultiplexer.ConfigurationChangedBroadcast += ConnMultiplexer_ConfigurationChangedBroadcast;
        }

        /// <summary>
        /// 重新配置广播时(通常意味着主从同步更改)
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private static void ConnMultiplexer_ConfigurationChangedBroadcast(object sender, EndPointEventArgs e)
        {
            //Console.WriteLine($"{nameof(ConnMultiplexer_ConfigurationChangedBroadcast)}: {e.EndPoint}");
        }

        /// <summary>
        /// 发生内部错误时(主要用于调试)
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private static void ConnMultiplexer_InternalError(object sender, InternalErrorEventArgs e)
        {
            //Console.WriteLine($"{nameof(ConnMultiplexer_InternalError)}: {e.Exception}");
        }

        /// <summary>
        /// 更改集群时
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private static void ConnMultiplexer_HashSlotMoved(object sender, HashSlotMovedEventArgs e)
        {
            //Console.WriteLine(
            //    $"{nameof(ConnMultiplexer_HashSlotMoved)}: {nameof(e.OldEndPoint)}-{e.OldEndPoint} To {nameof(e.NewEndPoint)}-{e.NewEndPoint}, ");
        }

        /// <summary>
        /// 配置更改时
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private static void ConnMultiplexer_ConfigurationChanged(object sender, EndPointEventArgs e)
        {
            //Console.WriteLine($"{nameof(ConnMultiplexer_ConfigurationChanged)}: {e.EndPoint}");
        }

        /// <summary>
        /// 发生错误时
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private static void ConnMultiplexer_ErrorMessage(object sender, RedisErrorEventArgs e)
        {
            //Console.WriteLine($"{nameof(ConnMultiplexer_ErrorMessage)}: {e.Message}");
        }

        /// <summary>
        /// 物理连接失败时
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private static void ConnMultiplexer_ConnectionFailed(object sender, ConnectionFailedEventArgs e)
        {
            //Console.WriteLine($"{nameof(ConnMultiplexer_ConnectionFailed)}: {e.Exception}");
        }

        /// <summary>
        /// 建立物理连接时
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private static void ConnMultiplexer_ConnectionRestored(object sender, ConnectionFailedEventArgs e)
        {
            //Console.WriteLine($"{nameof(ConnMultiplexer_ConnectionRestored)}: {e.Exception}");
        }

        #endregion 注册事件

        ///// <summary>
        ///// 序列化
        ///// </summary>
        ///// <param name="obj"></param>
        ///// <returns></returns>
        //private static byte[] Serialize(object obj)
        //{
        //    if (obj == null)
        //        return null;

        //    var binaryFormatter = new BinaryFormatter();
        //    using (var memoryStream = new MemoryStream())
        //    {
        //        binaryFormatter.Serialize(memoryStream, obj);
        //        var data = memoryStream.ToArray();
        //        return data;
        //    }
        //}

        ///// <summary>
        ///// 反序列化
        ///// </summary>
        ///// <typeparam name="T"></typeparam>
        ///// <param name="data"></param>
        ///// <returns></returns>
        //private static T Deserialize<T>(byte[] data)
        //{
        //    if (data == null)
        //        return default(T);

        //    var binaryFormatter = new BinaryFormatter();
        //    using (var memoryStream = new MemoryStream(data))
        //    {
        //        var result = (T)binaryFormatter.Deserialize(memoryStream);
        //        return result;
        //    }
        //}


        /// <summary>
        /// 任意对象序列化
        /// </summary>
        /// <param name="obj">对象</param>
        /// <param name="retain">保留属性</param>
        /// <param name="ignore">忽略属性</param>
        /// <param name="turns">要转换的属性</param>
        /// <param name="dateTimeFormate">日期格式</param>
        /// <returns>返回数据</returns>
        public static string Serialize(object obj,
            string[] retain = null,
            string[] ignore = null,
            IDictionary<string, string> turns = null,
            string dateTimeFormate = "yyyy'-'MM'-'dd' 'HH':'mm':'ss")
        {
            var settings = new JsonSerializerSettings();

            if (retain != null || ignore != null || turns != null)
            {
                // 设置序列化解析器
                settings.ContractResolver = new CustomContractResolver(retain, ignore, turns);
            }

            // 设置序列化时间格式
            IsoDateTimeConverter timeConverter = new IsoDateTimeConverter();
            timeConverter.DateTimeFormat = dateTimeFormate;
            settings.Converters.Add(timeConverter);

            return JsonConvert.SerializeObject(obj, Formatting.Indented, settings);
        }


        /// <summary>
        /// 反序列化
        /// </summary>
        /// <typeparam name="T">要返回的类型</typeparam>
        /// <param name="obj">数据</param>
        /// <returns>返回对象</returns>
        public static T Deserialize<T>(string obj)
        {
            var settings = new JsonSerializerSettings();

            settings.NullValueHandling = NullValueHandling.Ignore;
            settings.ObjectCreationHandling = ObjectCreationHandling.Replace;
            settings.MissingMemberHandling = MissingMemberHandling.Ignore;
            settings.ReferenceLoopHandling = ReferenceLoopHandling.Ignore;

            return JsonConvert.DeserializeObject<T>(obj, settings);
        }

        #endregion private method
    }

原文地址:https://www.cnblogs.com/jiangqw/p/12160936.html