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Update exp to sql

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This commit is contained in:
sunkaixuan
2022-09-10 17:09:32 +08:00
parent f68d90eebe
commit 8df44bed89
4 changed files with 54 additions and 8 deletions
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18
Src/Asp.Net/SqlSugar/ExpressionsToSql/Common/ExpressionTool.cs
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@@ -457,12 +457,14 @@ namespace SqlSugar
internal static List<NewExpressionInfo> GetNewDynamicexpressionInfos(Expression item, ExpressionContext context)
{
List<NewExpressionInfo> result = new List<NewExpressionInfo>();
int i = 0;
foreach (var binding in ((NewExpression)item).Arguments)
{
NewExpressionInfo additem = new NewExpressionInfo();
var keys = ((NewExpression)item).Members;
if (binding is MemberExpression)
{
var member = (MemberExpression)binding;
var member = (MemberExpression)binding;
//var memberAssignment = binding;
//NewExpressionInfo additem = new NewExpressionInfo();
additem.RightName = member.Member.Name;
@@ -473,6 +475,20 @@ namespace SqlSugar
//additem.Value = "";
result.Add(additem);
}
else if (binding is ConstantExpression)
{
var value = ((ConstantExpression)binding).Value;
var leftInfo = keys[i];
additem.Type = nameof(ConstantExpression);
additem.RightName = leftInfo.Name;
additem.ShortName = leftInfo.Name;
additem.RightName = leftInfo.Name;
additem.LeftNameName = leftInfo.Name;
additem.RightDbName = UtilMethods.GetSqlValue(value);
//additem.Value = "";
result.Add(additem);
}
i++;
}
return result;
}

1
Src/Asp.Net/SqlSugar/ExpressionsToSql/Common/NewExpressionInfo.cs
View File

@@ -12,5 +12,6 @@ namespace SqlSugar
public string RightName { get; set; }
public string RightDbName { get; set; }
public string ShortName { get; set; }
public string Type { get; set; }
}
}

23
Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/BaseResolve.cs
View File

@@ -512,13 +512,22 @@ namespace SqlSugar
{
//var property=item.Type.GetProperties().Where(it => it.Name == newExpressionInfo.l).First();
//asName = GetAsName(item, newExpressionInfo.ShortName, property);
mappingKeys.Add("Single_"+newExpressionInfo.LeftNameName,asName + "." + newExpressionInfo.RightDbName );
CallContextThread<Dictionary<string, string>>.SetData("Exp_Select_Mapping_Key", mappingKeys);
CallContextAsync<Dictionary<string, string>>.SetData("Exp_Select_Mapping_Key", mappingKeys);
parameter.Context.Result.Append(this.Context.GetAsString(
this.Context.SqlTranslationLeft + asName + "." + newExpressionInfo.RightDbName + this.Context.SqlTranslationRight,
newExpressionInfo.RightDbName
));
mappingKeys.Add("Single_" + newExpressionInfo.LeftNameName, asName + "." + newExpressionInfo.RightDbName);
if (newExpressionInfo.Type == nameof(ConstantExpression))
{
CallContextThread<Dictionary<string, string>>.SetData("Exp_Select_Mapping_Key", mappingKeys);
CallContextAsync<Dictionary<string, string>>.SetData("Exp_Select_Mapping_Key", mappingKeys);
parameter.Context.Result.Append($" {newExpressionInfo.RightDbName} as { this.Context.SqlTranslationLeft}{asName}.{newExpressionInfo.LeftNameName}{ this.Context.SqlTranslationRight} ");
}
else
{
CallContextThread<Dictionary<string, string>>.SetData("Exp_Select_Mapping_Key", mappingKeys);
CallContextAsync<Dictionary<string, string>>.SetData("Exp_Select_Mapping_Key", mappingKeys);
parameter.Context.Result.Append(this.Context.GetAsString(
this.Context.SqlTranslationLeft + asName + "." + newExpressionInfo.RightDbName + this.Context.SqlTranslationRight,
newExpressionInfo.RightDbName
));
}
}
}
else

20
Src/Asp.Net/SqlSugar/Utilities/UtilMethods.cs
View File

@@ -539,6 +539,26 @@ namespace SqlSugar
}
}
public static string GetSqlValue(object value)
{
if (value == null)
{
return "null";
}
else if (UtilMethods.IsNumber(value.GetType().Name))
{
return value.ObjToString();
}
else if (value is DateTime)
{
return UtilMethods.GetConvertValue(value) + "";
}
else
{
return value.ToSqlValue();
}
}
public static void DataInoveByExpresson<Type>(Type[] datas, MethodCallExpression callExpresion)
{
var methodInfo = callExpresion.Method;