Add SqlFunc.TrimEnd TrimStart

Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/DefaultDbMethod.cs

@@ -1011,5 +1011,19 @@ namespace SqlSugar
             var parameterNameA = mode.Args[0].MemberName;
             return $" DATE_PART('week', {parameterNameA})+1 ";
         }
+
+        public virtual string TrimEnd(MethodCallExpressionModel mode) 
+        {
+            var parameterNameA = mode.Args[0].MemberName;
+            var parameterNameB= mode.Args[1].MemberName;
+            return $" TRIM(BOTH "+ parameterNameB + " FROM "+ parameterNameA + ") ";
+        }
+        public virtual string TrimStart(MethodCallExpressionModel mode) 
+        {
+
+            var parameterNameA = mode.Args[0].MemberName;
+            var parameterNameB = mode.Args[1].MemberName;
+            return $" LTRIM(BOTH " + parameterNameB + " FROM " + parameterNameA + ") ";
+        }
     }
 }

Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/IDbMethods.cs

@@ -114,5 +114,7 @@ namespace SqlSugar
         string Like(MethodCallExpressionModel mode);
         string ToSingle(MethodCallExpressionModel mode);
         string WeekOfYear(MethodCallExpressionModel mode);
+        string TrimEnd(MethodCallExpressionModel mode);    
+        string TrimStart(MethodCallExpressionModel mode);
     }
 }

Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/SqlFunc.cs

@@ -181,6 +181,14 @@ namespace SqlSugar
         {
             return thisValue == null ? null : thisValue.ToString().Trim();
         }
+        public static string TrimEnd(object thisValue,string trimChar)
+        {
+            throw new NotSupportedException("Can only be used in expressions");
+        }
+        public static string TrimStart(object thisValue, string trimChar)
+        {
+            throw new NotSupportedException("Can only be used in expressions");
+        }
         public static bool Contains(string thisValue, string parameterValue)
         {
             return thisValue.Contains(parameterValue);
@@ -318,6 +326,7 @@ namespace SqlSugar
         public static int BitwiseInclusiveOR(long left, long right) { throw new NotSupportedException("Can only be used in expressions"); }
         public static DateTime Oracle_ToDate(string date,string format) { throw new NotSupportedException("Can only be used in expressions"); }
         public static string Oracle_ToChar(DateTime date, string format) { throw new NotSupportedException("Can only be used in expressions"); }
+        public static string Oracle_ToChar(object objValue, string format) { throw new NotSupportedException("Can only be used in expressions"); }
         public static int SqlServer_DateDiff(string dateType,DateTime date1,DateTime date2) { throw new NotSupportedException("Can only be used in expressions"); }
 
         public static bool JsonListObjectAny(object jsonListObject, string fieldName, object value)

Src/Asp.Net/SqlSugar/Realization/Dm/SqlBuilder/DmExpressionContext.cs

@@ -226,5 +226,19 @@ namespace SqlSugar
             var parameter = model.Args[0];
             return string.Format(" CAST({0} AS decimal(18,4))", parameter.MemberName);
         }
+
+        public override string TrimEnd(MethodCallExpressionModel mode)
+        {
+            var parameterNameA = mode.Args[0].MemberName;
+            var parameterNameB = mode.Args[1].MemberName;
+            return $" RTRIM({parameterNameA}, {parameterNameB}) ";
+        }
+        public override string TrimStart(MethodCallExpressionModel mode)
+        {
+
+            var parameterNameA = mode.Args[0].MemberName;
+            var parameterNameB = mode.Args[1].MemberName;
+            return $" LTRIM({parameterNameA}, {parameterNameB}) ";
+        }
     }
 }

Src/Asp.Net/SqlSugar/Realization/MySql/SqlBuilder/MySqlExpressionContext.cs

@@ -245,5 +245,18 @@ namespace SqlSugar
                 return $" JSON_CONTAINS({model.Args[0].MemberName},'{{\"{model.Args[1].MemberValue}\":\"{model.Args[2].MemberValue.ObjToStringNoTrim().ToSqlFilter()}\"}}')";
             }
         }
+        public override string TrimEnd(MethodCallExpressionModel mode)
+        {
+            var parameterNameA = mode.Args[0].MemberName;
+            var parameterNameB = mode.Args[1].MemberName;
+            return $" TRIM(TRAILING {parameterNameA} FROM {parameterNameB}) ";
+        }
+        public override string TrimStart(MethodCallExpressionModel mode)
+        {
+
+            var parameterNameA = mode.Args[0].MemberName;
+            var parameterNameB = mode.Args[1].MemberName;
+            return $" TRIM(LEADING  {parameterNameA} FROM {parameterNameB}) ";
+        }
     }
 }

Src/Asp.Net/SqlSugar/Realization/Oracle/SqlBuilder/OracleExpressionContext.cs

@@ -353,5 +353,18 @@ namespace SqlSugar
         {
             return string.Format("instr ({0},{1},1,1) ", model.Args[0].MemberName, model.Args[1].MemberName);
         }
+        public override string TrimEnd(MethodCallExpressionModel mode)
+        {
+            var parameterNameA = mode.Args[0].MemberName;
+            var parameterNameB = mode.Args[1].MemberName;
+            return $" RTRIM({parameterNameA}, {parameterNameB}) ";
+        }
+        public override string TrimStart(MethodCallExpressionModel mode)
+        {
+
+            var parameterNameA = mode.Args[0].MemberName;
+            var parameterNameB = mode.Args[1].MemberName;
+            return $" LTRIM({parameterNameA}, {parameterNameB}) ";
+        }
     }
 }

Src/Asp.Net/SqlSugar/Realization/SqlServer/SqlBuilder/SqlServerExpressionContext.cs

@@ -109,6 +109,20 @@ namespace SqlSugar
                       , model.Args[1].MemberName
                       );
         }
+        public override string TrimEnd(MethodCallExpressionModel mode)
+        {
+            var parameterNameA = mode.Args[0].MemberName;
+            var parameterNameB = mode.Args[1].MemberName;
+            return $" RTRIM(REPLACE({parameterNameA}, {parameterNameB}, '')) ";
+        }
+        public override string TrimStart(MethodCallExpressionModel mode)
+        {
+
+            var parameterNameA = mode.Args[0].MemberName;
+            var parameterNameB = mode.Args[1].MemberName;
+            return $" LTRIM(REPLACE({parameterNameA},{parameterNameB}, ''))  ";
+        }
     }
 
+
 }

Src/Asp.Net/SqlSugar/Realization/Sqlite/SqlBuilder/SqliteExpressionContext.cs

@@ -279,7 +279,23 @@ namespace SqlSugar
 
         public override string CharIndex(MethodCallExpressionModel model)
         {
-            throw new NotSupportedException("Slqite Not Supported CharIndex");
+            var parameterNameA = model.Args[0].MemberName;
+            var parameterNameB = model.Args[1].MemberName;
+            return $" INSTR(LOWER({parameterNameA}), LOWER({parameterNameB})) ";
+        }
+
+        public override string TrimEnd(MethodCallExpressionModel mode)
+        {
+            var parameterNameA = mode.Args[0].MemberName;
+            var parameterNameB = mode.Args[1].MemberName;
+            return $" RTRIM(REPLACE({parameterNameA}, {parameterNameB}, '')) ";
+        }
+        public override string TrimStart(MethodCallExpressionModel mode)
+        {
+
+            var parameterNameA = mode.Args[0].MemberName;
+            var parameterNameB = mode.Args[1].MemberName;
+            return $" LTRIM(REPLACE({parameterNameA}, {parameterNameB}, '')) ";
         }
     }
 }