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update navigation query

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This commit is contained in:
sunkaixuan
2022-05-16 15:42:15 +08:00
parent f7917d1131
commit fa64c2dfb1
1 changed files with 16 additions and 5 deletions
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21
Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/OneToOneNavgateExpressionN.cs
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@@ -48,7 +48,7 @@ namespace SqlSugar
var joinInfos = subInfos.Skip(1).ToList();
var i = 0;
var masterShortName = formInfo.ThisEntityInfo.DbTableName + i;
var queryable = this.context.Queryable<object>(masterShortName).AS(formInfo.ThisEntityInfo.DbTableName);
var queryable = this.context.Queryable<object>(ToShortName(masterShortName)).AS(formInfo.ThisEntityInfo.DbTableName);
i++;
var lastShortName = "";
foreach (var item in joinInfos)
@@ -57,24 +57,35 @@ namespace SqlSugar
var pkColumn = item.ThisEntityInfo.Columns.FirstOrDefault(it => it.IsPrimarykey);
var navColum = item.ParentEntityInfo.Columns.FirstOrDefault(it => it.PropertyName == item.Nav.Name);
Check.ExceptionEasy(pkColumn == null, $"{item.ThisEntityInfo.EntityName} need PrimayKey", $"使用导航属性{item.ThisEntityInfo.EntityName} 缺少主键");
var on = $" {shortName}.{queryable.SqlBuilder.GetTranslationColumnName(pkColumn.DbColumnName)}={formInfo.ThisEntityInfo.DbTableName + (i - 1)}.{queryable.SqlBuilder.GetTranslationColumnName(navColum.DbColumnName)}";
queryable.AddJoinInfo(item.ThisEntityInfo.DbTableName, shortName, on, JoinType.Inner);
var on = $" {ToShortName(shortName)}.{queryable.SqlBuilder.GetTranslationColumnName(pkColumn.DbColumnName)}={ToShortName(formInfo.ThisEntityInfo.DbTableName + (i - 1))}.{queryable.SqlBuilder.GetTranslationColumnName(navColum.DbColumnName)}";
queryable.AddJoinInfo(item.ThisEntityInfo.DbTableName,ToShortName(shortName), on, JoinType.Inner);
++i;
lastShortName = shortName;
formInfo = item;
}
var selectProperyInfo = ExpressionTool.GetMemberName(memberInfo.Expression);
var selectColumnInfo = memberInfo.ParentEntityInfo.Columns.First(it => it.PropertyName == selectProperyInfo);
queryable.Select($" {lastShortName}.{queryable.SqlBuilder.GetTranslationColumnName(selectColumnInfo.DbColumnName)}");
queryable.Select($" {ToShortName(lastShortName)}.{queryable.SqlBuilder.GetTranslationColumnName(selectColumnInfo.DbColumnName)}");
var last = subInfos.First();
var FirstPkColumn = last.ThisEntityInfo.Columns.FirstOrDefault(it => it.IsPrimarykey);
Check.ExceptionEasy(FirstPkColumn == null, $"{ last.ThisEntityInfo.EntityName} need PrimayKey", $"使用导航属性{ last.ThisEntityInfo.EntityName} 缺少主键");
var PkColumn = last.ParentEntityInfo.Columns.FirstOrDefault(it => it.PropertyName == last.Nav.Name);
Check.ExceptionEasy(PkColumn == null, $"{ last.ParentEntityInfo.EntityName} no found {last.Nav.Name}", $"{ last.ParentEntityInfo.EntityName} 不存在 {last.Nav.Name}");
queryable.Where($" {this.shorName}.{queryable.SqlBuilder.GetTranslationColumnName(PkColumn.DbColumnName)} = {masterShortName}.{queryable.SqlBuilder.GetTranslationColumnName(FirstPkColumn.DbColumnName)} ");
queryable.Where($" {ToShortName(this.shorName)}.{queryable.SqlBuilder.GetTranslationColumnName(PkColumn.DbColumnName)} = {ToShortName(masterShortName)}.{queryable.SqlBuilder.GetTranslationColumnName(FirstPkColumn.DbColumnName)} ");
MapperSql.Sql = "( " + queryable.ToSql().Key + " ) ";
return MapperSql;
}
private string ToShortName(string name)
{
if (name.ObjToString().Contains("."))
{
return name.Replace(".", "_");
}
else
{
return name;
}
}
private bool ValidateIsJoinMember(bool result, MemberExpression memberExp, Expression childExpression)
{
if (childExpression != null && childExpression is MemberExpression)