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Update exp to sql

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This commit is contained in:
sunkaixuan
2022-07-28 15:50:20 +08:00
parent da59793ceb
commit a6d1993a7c
1 changed files with 27 additions and 20 deletions
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47
Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/OneToManyNavgateExpressionN.cs
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@@ -110,26 +110,7 @@ namespace SqlSugar
var index = 0; var index = 0;
foreach (var item in joinInfos) foreach (var item in joinInfos)
{ {
var shortName = item.ThisEntityInfo.DbTableName + i; lastShortName = OneToMany(ref formInfo, ref i, queryable, ref index, item);
EntityColumnInfo pkColumn;
EntityColumnInfo navColum;
if (index == 0)
{
pkColumn = item.ThisEntityInfo.Columns.FirstOrDefault(it => it.PropertyName == item.Nav.Name);
navColum = item.ParentEntityInfo.Columns.FirstOrDefault(it => it.IsPrimarykey);
}
else
{
pkColumn = item.ThisEntityInfo.Columns.FirstOrDefault(it => it.IsPrimarykey);
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);
++i;
index++;
lastShortName = shortName;
formInfo = item;
} }
var isAny = (memberInfo.Expression as MethodCallExpression).Method.Name == "Any"; var isAny = (memberInfo.Expression as MethodCallExpression).Method.Name == "Any";
queryable.Select(isAny ? "1" : " COUNT(1) "); queryable.Select(isAny ? "1" : " COUNT(1) ");
@@ -149,6 +130,32 @@ namespace SqlSugar
return MapperSql; return MapperSql;
} }
private static string OneToMany(ref ExpressionItems formInfo, ref int i, ISugarQueryable<object> queryable, ref int index, ExpressionItems item)
{
string lastShortName;
var shortName = item.ThisEntityInfo.DbTableName + i;
EntityColumnInfo pkColumn;
EntityColumnInfo navColum;
if (index == 0)
{
pkColumn = item.ThisEntityInfo.Columns.FirstOrDefault(it => it.PropertyName == item.Nav.Name);
navColum = item.ParentEntityInfo.Columns.FirstOrDefault(it => it.IsPrimarykey);
}
else
{
pkColumn = item.ThisEntityInfo.Columns.FirstOrDefault(it => it.IsPrimarykey);
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);
++i;
index++;
lastShortName = shortName;
formInfo = item;
return lastShortName;
}
#region Helper #region Helper
private string GetWhereSql1(string wheresql,string lastShortName, List<ExpressionItems> joinInfos,ISqlBuilder sqlBuilder) private string GetWhereSql1(string wheresql,string lastShortName, List<ExpressionItems> joinInfos,ISqlBuilder sqlBuilder)