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Update exp to sql

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This commit is contained in:
sunkaixuan
2025-04-28 21:31:49 +08:00
parent 2e8a26e131
commit b83f4a94f0
1 changed files with 24 additions and 1 deletions
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25
Src/Asp.NetCore2/SqlSugar/ExpressionsToSql/DbMethods/DefaultDbMethod.cs
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@@ -1,4 +1,5 @@
using System;
using Dm.util;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
@@ -66,6 +67,28 @@ namespace SqlSugar
var parameter = model.Args[0];
var parameter2 = model.Args[1];
var parameter3 = model.Args[2];
var ifTrue = parameter2.MemberName.ObjToString();
var ifFalse = parameter3.MemberName.ObjToString();
if (ifTrue==ifFalse)
{
return $" {parameter2.MemberName} ";
}
if (model.Parameters != null
&& model.Conext!=null
&& ifTrue.startsWith(model.Conext?.SqlParameterKeyWord)
&& ifTrue.startsWith(model.Conext?.SqlParameterKeyWord))
{
var p2= model.Parameters.Where(it=>it.ParameterName!=null).FirstOrDefault(it => it.ParameterName.Equals( parameter2.MemberName));
var p3 = model.Parameters.Where(it => it.ParameterName != null).FirstOrDefault(it => it.ParameterName.Equals( parameter3.MemberName));
if (p2 != null && p3 != null)
{
if (p2.Value?.equals(p3.Value) == true)
{
model.Parameters.Remove(p3);
return $" {parameter2.MemberName} ";
}
}
}
return string.Format("( CASE WHEN {0} THEN {1} ELSE {2} END )", parameter.MemberName, parameter2.MemberName, parameter3.MemberName);
}