字段默认值以及函数定义初步完成

Hadoop/ZKLT.Hadoop.API/Program.cs

@@ -40,34 +40,34 @@ namespace ZKLT.Hadoop.API
             app.UseCors("all");
             #endregion
 
+            app.UseHadoop((c) =>
+            {
+                c.Host = "127.0.0.1";
+                c.Account = "root";
+                c.PassWord = "root";
+                c.Key = "devdb";
+                c.Port = 3306;
+            });
+
+
             //app.UseHadoop((c) =>
             //{
-            //    c.Host = "127.0.0.1";
+            //    c.Host = "172.17.0.1";
             //    c.Account = "root";
             //    c.PassWord = "root";
-            //    c.Key = "devdb";
+            //    c.Key = "testdb";
-            //    c.Port = 3306;
+            //    c.Port = 4000;
             //});
 
-
             //app.UseHadoop((c) =>
             //{
-            //    c.Host = "172.17.0.1";
+            //    c.Host = "118.195.165.218";
             //    c.Account = "root";
             //    c.PassWord = "root";
             //    c.Key = "testdb";
             //    c.Port = 4000;
             //});
 
-            app.UseHadoop((c) =>
-            {
-                c.Host = "118.195.165.218";
-                c.Account = "root";
-                c.PassWord = "root";
-                c.Key = "testdb";
-                c.Port = 4000;
-            });
-
             // Configure the HTTP request pipeline.
             if (app.Environment.IsDevelopment())
             {

Hadoop/ZKLT.Hadoop.Model/HDP_Column.cs

@@ -29,6 +29,10 @@ namespace ZKLT.Hadoop.Model
 
         private int _DecimalLength;
 
+        private string? _InsertDefault;
+
+        private string? _UpdateDefault;
+
         /// <summary>
         /// 编号
         /// </summary>
@@ -76,5 +80,17 @@ namespace ZKLT.Hadoop.Model
         /// </summary>
         [HDP_Column(Key = "DecimalLength", Description = "小数长度", DataType = HDP_ColumnDataType.INT)]
         public int DecimalLength { get => _DecimalLength; set => _DecimalLength = value; }
+
+        /// <summary>
+        /// 插入默认值
+        /// </summary>
+        [HDP_Column(Key = "InsertDefault", Description = "插入默认值", Length = 100, DataType = HDP_ColumnDataType.VARCHAR)]
+        public string? InsertDefault { get => _InsertDefault; set => _InsertDefault = value; }
+
+        /// <summary>
+        /// 更新默认值
+        /// </summary>
+        [HDP_Column(Key = "UpdateDefault", Description = "更新默认值", Length = 100, DataType = HDP_ColumnDataType.VARCHAR)]
+        public string? UpdateDefault { get => _UpdateDefault; set => _UpdateDefault = value; }
     }
 }

Hadoop/ZKLT.Hadoop.Model/HDP_CommandAction.cs

@@ -0,0 +1,48 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ZKLT.Hadoop.Model
+{
+    /// <summary>
+    /// 命令函数
+    /// </summary>
+    public class HDP_CommandAction
+    {
+        /// <summary>
+        /// 当前日期
+        /// </summary>
+        public const string DATENOW = "DATE_NOW()";
+
+        /// <summary>
+        /// 转换命令
+        /// </summary>
+        /// <param name="command">命令</param>
+        /// <param name="param">参数</param>
+        /// <returns>命令</returns>
+        public static string ConvertCommand(string command, Dictionary<string, object> param)
+        {
+            command = command.Replace(DATENOW,@$"'{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}'");
+
+            return command;
+        }
+
+        /// <summary>
+        /// 判断是否方法
+        /// </summary>
+        /// <param name="action">方法</param>
+        /// <returns>是否包含</returns>
+        public static bool IsAction(string action)
+        {
+            var _Result = false;
+
+            if (action == DATENOW) {
+                return true;
+            }
+
+            return _Result;
+        }
+    }
+}

Hadoop/ZKLT.Hadoop/TableService.cs

@@ -285,6 +285,20 @@ namespace ZKLT.Hadoop
                         _parmstr.Append($@"@{_column.Key},");
                         _params.Add(_column.Key!, row[_column.Key!]);
                     }
+                    else if (!string.IsNullOrEmpty(_column.InsertDefault))
+                    {
+                        if (HDP_CommandAction.IsAction(_column.InsertDefault))
+                        {
+                            _colstr.Append($@"`{_column.Key!}`,");
+                            _parmstr.Append($"{_column.InsertDefault},");
+                        }
+                        else
+                        {
+                            _colstr.Append($@"`{_column.Key!}`,");
+                            _parmstr.Append($@"@{_column.Key},");
+                            _params.Add(_column.Key!, _column.InsertDefault);
+                        }
+                    }
                 }
                 if (_colstr[_colstr.Length - 1] == ',')
                 {
@@ -298,7 +312,7 @@ namespace ZKLT.Hadoop
                 _command.AppendLine(") VALUES (");
                 _command.AppendLine(_parmstr.ToString());
                 _command.AppendLine(")");
-                var _result = _connection.Execute(_command.ToString(), _params);
+                var _result = _connection.Execute(HDP_CommandAction.ConvertCommand(_command.ToString(), row), _params);
                 _connection.Close();
                 if (_result > 0)
                 {
@@ -364,6 +378,18 @@ namespace ZKLT.Hadoop
                         _colstr.Append($@"`{_column.Key!}`=@{_column.Key!},");
                         _params.Add(_column.Key!, row[_column.Key!]);
                     }
+                    else if (!string.IsNullOrEmpty(_column.UpdateDefault))
+                    {
+                        if (HDP_CommandAction.IsAction(_column.UpdateDefault))
+                        {
+                            _colstr.Append($@"`{_column.Key!}`={_column.UpdateDefault}");
+                        }
+                        else
+                        {
+                            _colstr.Append($@"`{_column.Key!}`=@{_column.Key!},");
+                            _params.Add(_column.Key!, _column.UpdateDefault);
+                        }
+                    }
                 }
                 if (_colstr[_colstr.Length - 1] == ',')
                 {
@@ -393,7 +419,7 @@ namespace ZKLT.Hadoop
                 }
                 _command.AppendLine(_wherestr.ToString());
 
-                var _result = _connection.Execute(_command.ToString(), _params);
+                var _result = _connection.Execute(HDP_CommandAction.ConvertCommand(_command.ToString(), row), _params);
                 _connection.Close();
                 if (_result > 0)
                 {
@@ -471,7 +497,7 @@ namespace ZKLT.Hadoop
                 }
                 _command.AppendLine(_wherestr.ToString());
 
-                var _result = _connection.Execute(_command.ToString(), _params);
+                var _result = _connection.Execute(HDP_CommandAction.ConvertCommand(_command.ToString(), row), _params);
                 _connection.Close();
                 if (_result > 0)
                 {
@@ -549,7 +575,7 @@ namespace ZKLT.Hadoop
                 }
                 _command.AppendLine(_wherestr.ToString());
 
-                var _result = _connection.Query<T>(_command.ToString(), _params).ToArray();
+                var _result = _connection.Query<T>(HDP_CommandAction.ConvertCommand(_command.ToString(), row), _params).ToArray();
                 _connection.Close();
                 if (_result.Length > 0)
                 {
@@ -650,7 +676,7 @@ namespace ZKLT.Hadoop
                     }
                     _command.AppendLine(_orderstr.ToString());
                 }
-                var _result = _connection.Query<T>(_command.ToString(), _params);
+                var _result = _connection.Query<T>(HDP_CommandAction.ConvertCommand(_command.ToString(), row), _params);
                 _connection.Close();
                 return _result.ToArray();
             }
@@ -756,7 +782,7 @@ namespace ZKLT.Hadoop
                 _pagestr.AppendLine(_command.ToString());
                 _pagestr.AppendLine(") AS Temp");
                 _pagestr.AppendLine(@$"LIMIT {(_result.PageIndex - 1) * _result.PageSize},{_result.PageSize}");
-                _result.Data = _connection.Query<T>(_pagestr.ToString(), _params).ToArray();
+                _result.Data = _connection.Query<T>(HDP_CommandAction.ConvertCommand(_pagestr.ToString(), row), _params).ToArray();
                 _connection.Close();
                 return _result;
             }