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- 修复 子查询内使用嵌套查询的 bug；

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This commit is contained in:
2881099
2022-08-15 15:59:00 +08:00
parent e5b10704cc
commit e68806a3b2
3 changed files with 58 additions and 23 deletions
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19
FreeSql/Internal/CommonExpression.cs
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@@ -1083,13 +1083,6 @@ namespace FreeSql.Internal
case "Min": return $"min({ExpressionLambdaToSql(exp3.Arguments[0], tsc)})";
}
}
if (callType.FullName.StartsWith("FreeSql.ISelectGrouping`"))
{
switch (exp3.Method.Name)
{
case "ToList": return "";
}
}
if (callType.FullName.StartsWith("FreeSql.ISelect`"))
{ //子表查询
switch (exp3.Method.Name)
@@ -2268,7 +2261,9 @@ namespace FreeSql.Internal
public LambdaExpression Modify(LambdaExpression lambda, List<SelectTableInfo> tables)
{
this.tables = tables.Where(a => a.Type != SelectTableInfoType.Parent).ToList();
parameters = this.tables.Select(a => a.Parameter ?? Expression.Parameter(a.Table.Type, a.Alias)).ToArray();
parameters = this.tables.Select(a => a.Parameter ??
Expression.Parameter(a.Table.Type,
a.Alias.StartsWith("SP10") ? a.Alias.Replace("SP10", "ht") : a.Alias)).ToArray();
var exp = Visit(lambda.Body);
return Expression.Lambda(exp, parameters);
}
@@ -2282,13 +2277,21 @@ namespace FreeSql.Internal
if (parent.Expression?.NodeType == ExpressionType.Parameter &&
parent.Expression.Type.Name.StartsWith("HzyTuple`") == true &&
int.TryParse(parent.Member.Name.Replace("t", ""), out widx) && widx > 0 && widx <= tables.Count)
{
if (parameters[widx - 1].Type != parent.Type) //解决 BaseEntity + AsTable 时报错
parameters[widx - 1] = Expression.Parameter(parent.Type, parameters[widx - 1].Name);
return Expression.Property(parameters[widx - 1], node.Member.Name);
}
}
if (node.Expression?.NodeType == ExpressionType.Parameter &&
node.Expression.Type.Name.StartsWith("HzyTuple`") == true &&
int.TryParse(node.Member.Name.Replace("t", ""), out widx) && widx > 0 && widx <= tables.Count)
{
if (parameters[widx - 1].Type != node.Type) //解决 BaseEntity + AsTable 时报错
parameters[widx - 1] = Expression.Parameter(node.Type, parameters[widx - 1].Name);
return parameters[widx - 1];
}
return base.VisitMember(node);
}