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Code optimization

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This commit is contained in:
sunkaixuan 2022-04-30 00:34:27 +08:00
parent 9c81533abf
commit 0a9a3f8d44
1 changed files with 30 additions and 3 deletions
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33
Src/Asp.Net/SqlSugar/Abstract/QueryableProvider/NavigatManager.cs
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@ -377,6 +377,7 @@ namespace SqlSugar
var queryable = this.Context.Queryable<object>();
if (method.Method.Name == "Where")
{
CheckHasRootShortName(method.Arguments[0], method.Arguments[1]);
var exp = method.Arguments[1];
where.Add(" " +queryable.QueryBuilder.GetExpressionValue(exp, ResolveExpressType.WhereSingle).GetString());
}
@ -386,6 +387,7 @@ namespace SqlSugar
if (isOk.ObjToBool())
{
var exp = method.Arguments[2];
CheckHasRootShortName(method.Arguments[1], method.Arguments[2]);
where.Add(" " + queryable.QueryBuilder.GetExpressionValue(exp, ResolveExpressType.WhereSingle).GetString());
}
}
@ -465,17 +467,17 @@ namespace SqlSugar
}
if (where.Any())
{
Check.Exception(isList == false, $"{_ListCallFunc.First()} need is ToList()", $"{_ListCallFunc.First()} 需要ToList");
Check.ExceptionEasy(isList == false, $"{_ListCallFunc.First()} need is ToList()", $"{_ListCallFunc.First()} 需要ToList");
result.WhereString= String.Join(" AND ", where);
}
if (oredrBy.Any())
{
Check.Exception(isList == false, $"{_ListCallFunc.First()} need is ToList()", $"{_ListCallFunc.First()} 需要ToList");
Check.ExceptionEasy(isList == false, $"{_ListCallFunc.First()} need is ToList()", $"{_ListCallFunc.First()} 需要ToList");
result.OrderByString = String.Join(" , ", oredrBy);
}
if (result.SelectString.HasValue())
{
Check.Exception(isList == false, $"{_ListCallFunc.First()} need is ToList()", $"{_ListCallFunc.First()} 需要ToList");
Check.ExceptionEasy(isList == false, $"{_ListCallFunc.First()} need is ToList()", $"{_ListCallFunc.First()} 需要ToList");
result.OrderByString = String.Join(" , ", oredrBy);
}
return result;
@ -489,6 +491,31 @@ namespace SqlSugar
result.SelectString = result.SelectString + "," + selectPkName;
}
}
private void CheckHasRootShortName(Expression rootExpression, Expression childExpression)
{
var rootShortName = GetShortName(rootExpression);
if (rootShortName.HasValue()&& childExpression.ToString().Contains($"{rootShortName}."))
{
Check.ExceptionEasy($".Where({childExpression}) no support {rootShortName}.Field, Use .MappingField",$".Where({childExpression})禁止出{rootShortName}.字段 , 你可以使用.MappingField(z=>z.字段,()=>{rootShortName}.字段) 与主表字段进行过滤");
}
}
private static string GetShortName(Expression expression1)
{
string shortName = null;
if (expression1 is MemberExpression)
{
var shortNameExpression = (expression1 as MemberExpression).Expression;
if (shortNameExpression != null && shortNameExpression.Type == typeof(T))
{
if (shortNameExpression is ParameterExpression)
{
shortName = (shortNameExpression as ParameterExpression).Name;
}
}
}
return shortName;
}
public class SqlInfo
{