From b1df277dd7d5c653470cd7f2187b766d559d4fe5 Mon Sep 17 00:00:00 2001
From: sunkaixuna <610262374@qq.com>
Date: Sun, 9 Jan 2022 12:56:58 +0800
Subject: [PATCH] Update exp to sql

---
 Src/Asp.Net/MySqlTest/Demo/Demo1_Queryable.cs |  3 ++-
 .../ResolveItems/MemberExpressionResolve.cs   | 20 +++++++++++++++++++
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/Src/Asp.Net/MySqlTest/Demo/Demo1_Queryable.cs b/Src/Asp.Net/MySqlTest/Demo/Demo1_Queryable.cs
index 3798a5005..4160b26a1 100644
--- a/Src/Asp.Net/MySqlTest/Demo/Demo1_Queryable.cs
+++ b/Src/Asp.Net/MySqlTest/Demo/Demo1_Queryable.cs
@@ -70,7 +70,7 @@ namespace OrmTest
             var db = GetInstance();
             var dbTime = db.GetDate();
             var getAll = db.Queryable<Order>().ToList();
-            var getAll2 = db.Queryable<Order>().Select(it => dbTime.ToString("yyyyMM")).ToList();
+            var getAll2 = db.Queryable<Order>().Where(it=>it.CreateTime.Day>=DateTime.Now.Date.Day).ToList();
             var getOrderBy = db.Queryable<Order>().OrderBy(it => it.Name,OrderByType.Desc).ToList();
             var getOrderBy2 = db.Queryable<Order>().OrderBy(it => it.Id).OrderBy(it => it.Name, OrderByType.Desc).ToList();
             var getOrderBy3 = db.Queryable<Order>().OrderBy(it =>new { it.Name,it.Id}).ToList();
@@ -85,6 +85,7 @@ namespace OrmTest
             var dp = DateTime.Now;
             var test05 = db.Queryable<Order>().Where(it => it.CreateTime.Month == dp.Month).ToList();
             var fromatList = db.Queryable<Order>().Select(it => it.CreateTime.ToString("%Y-%m")).ToList();
+            var test06 = db.Queryable<Order>().Where(it => it.CreateTime.Date.Day >= DateTime.Now.Date.Day).ToList();
             Console.WriteLine("#### Examples End ####");
         }
 
diff --git a/Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/MemberExpressionResolve.cs b/Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/MemberExpressionResolve.cs
index 30ce59435..5708e7528 100644
--- a/Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/MemberExpressionResolve.cs
+++ b/Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/MemberExpressionResolve.cs
@@ -337,12 +337,32 @@ namespace SqlSugar
             parameter.CommonTempData = CommonTempDataType.Result;
             this.Expression = expression.Expression;
             var isConst = this.Expression is ConstantExpression;
+            var isDateTimeNowDateStartWith = expression.ObjToString().StartsWith("DateTime.Now.Date.");
+            var isDateContains = expression.ObjToString().Contains(".Date.");
             if (this.Expression.Type == UtilConstants.DateType && this.Expression.ToString() == "DateTime.Now")
             {
                 this.Expression = expression;
                 var parameterName = base.AppendParameter(ExpressionTool.GetMemberValue(expression.Member, expression));
                 base.AppendMember(parameter, isLeft, parameterName);
             }
+            else if (isDateTimeNowDateStartWith)
+            {
+                this.Expression = expression;
+                var parameterName = base.AppendParameter(ExpressionTool.GetMemberValue(expression.Member, expression));
+                base.AppendMember(parameter, isLeft, parameterName);
+            }
+            else if (isDateContains) 
+            {
+                parameter.CommonTempData = base.GetNewExpressionValue(this.Expression);
+                var result = this.Context.DbMehtods.DateValue(new MethodCallExpressionModel()
+                {
+                    Args = new List<MethodCallExpressionArgs>() {
+                     new MethodCallExpressionArgs() { IsMember = !isConst, MemberName = parameter.CommonTempData, MemberValue = null },
+                     new MethodCallExpressionArgs() { IsMember = true, MemberName = name, MemberValue = name }
+                  }
+                });
+                base.AppendMember(parameter, isLeft, result);
+            }
             else
             {
                 this.Start();