| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113 | using SqlSugar;namespace ServiceCenter.SqlSugars{    /// <summary>    ///  ORM    /// </summary>    public class SqlSugarHelper    {        /// <summary>        /// 数据库连接        /// </summary>        private static SqlSugarScope? _Db { get; set; } = null;        /// <summary>        /// 默认数据库连接Key        /// </summary>        private static string _Default { get; set; } = "";        /// <summary>        /// Dlog数据库连接Key        /// </summary>        private static string _Dlog { get; set; } = "";        /// <summary>        ///  设置数据库连接Key        /// </summary>        /// <param name="configId">默认多租户ID</param>        public static void SetDefault(string configId)        {            _Default = configId;        }        /// <summary>        ///  设置 Dlog数据库连接Key        /// </summary>        /// <param name="configId">多租户Dlog ID</param>        public static void SetDlog(string configId)        {            _Dlog = configId;        }        /// <summary>        /// 默认数据库连接Key        /// </summary>        public SqlSugarScopeProvider Default        {            get            {                if (_Default == "") throw new Exception("请调用[SqlSugarHelper.SetDefault]方法设置默认数据库连接");                if (_Db == null) throw new Exception("请调用[SqlSugarHelper.SetDb]方法设置设置数据库连接");                return _Db.GetConnectionScope(_Default);            }        }        /// <summary>        /// Dlog数据库连接Key        /// </summary>        public SqlSugarScopeProvider Dlog        {            get            {                if (_Dlog == "") throw new Exception("请调用[SqlSugarHelper.SetDlog]方法设置默认数据库连接");                if (_Db == null) throw new Exception("请调用[SqlSugarHelper.SetDb]方法设置设置数据库连接");                return _Db.GetConnectionScope(_Dlog);            }        }        /// <summary>        ///  设置数据库连接        /// </summary>        /// <param name="sqlSugarScope"></param>        public static void SetDb(SqlSugarScope sqlSugarScope)        {            _Db = sqlSugarScope;        }        /// <summary>        /// 数据库连接        /// 注意需要        /// </summary>        public SqlSugarScope Connect        {            get            {                return _Db ?? throw new Exception("请调用[SqlSugarHelper.SetDb]方法设置设置数据库连接");            }        }        /// <summary>        ///  执行事务        /// </summary>        /// <param name="act"></param>        /// <exception cref="Exception"></exception>        public static void Do(Action<SqlSugarHelper> act)        {            if (_Db == null) throw new Exception("请调用[SqlSugarHelper.SetDb]方法设置设置数据库连接");            var db = new SqlSugarHelper();            try            {                db.Connect.BeginTran();//开始事务                act(db);//执行委托                db.Connect.CommitTran();//提交事务            }            catch (Exception ex)            {                db.Connect.RollbackTran();//回滚事务                //Console.WriteLine($"事务回滚记录:{ex.Message}:{ex.StackTrace}");                throw new Exception(ex.Message);            }        }    }}
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