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add PgArrayToMany LazyLoding test #1145

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This commit is contained in:
2881099
2022-06-06 15:17:46 +08:00
parent a50c14e77a
commit b93a487e2f
4 changed files with 134 additions and 17 deletions
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2
FreeSql/Internal/CommonExpression.cs
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@@ -2201,7 +2201,7 @@ namespace FreeSql.Internal
midSelect.Where($"{midSelect._tables[0].Alias}.{commonExp._common.QuoteSqlName(memberTbref.MiddleColumns[memberTbref.Columns.Count + tidx].Attribute.Name)} = {select._tables[0].Alias}.{commonExp._common.QuoteSqlName(memberTbref.RefColumns[tidx].Attribute.Name)}");
for (var tidx = 0; tidx < memberTbref.Columns.Count; tidx++)
midSelect.Where($"{midSelect._tables[0].Alias}.{commonExp._common.QuoteSqlName(memberTbref.MiddleColumns[tidx].Attribute.Name)} = {mtmReftbname}.{commonExp._common.QuoteSqlName(memberTbref.Columns[tidx].Attribute.Name)}");
select.Where($"exists({midSelect.ToSql("1").Replace(" \r\n", " \r\n ")})");
select._where.Append($" AND exists({midSelect.ToSql("1").Replace(" \r\n", " \r\n ")})");
break;
case TableRefType.OneToMany:
var omtReftbname = e.FreeParse(Expression.MakeMemberAccess(memberExp.Expression, exp3Tb.Properties[exp3Tb.ColumnsByPosition[0].CsName]));

20
FreeSql/Internal/UtilsExpressionTree.cs
View File

@@ -969,9 +969,10 @@ namespace FreeSql.Internal
.Append(" if (base.").Append(pnv.Name).Append(" == null && __lazy__").Append(pnv.Name).AppendLine(" == false) {");
if (nvref.Exception == null)
cscode.Append(" base.").Append(pnv.Name).Append(" = __fsql_orm__.Select<").Append(propElementType.DisplayCsharp())
cscode.Append(" var loc2 = __fsql_orm__.Select<").Append(propElementType.DisplayCsharp())
.Append(">().Where(a => __fsql_orm__.Select<").Append(tbmid.Type.DisplayCsharp())
.Append(">().Where(b => ").Append(lmbdWhere.ToString()).AppendLine(").Any()).ToList();")
.Append(" base.").Append(pnv.Name).Append(" = ").AppendLine(propTypeIsObservableCollection ? $"new ObservableCollection<{propElementType.DisplayCsharp()}>(loc2);" : "loc2;")
.Append(" __lazy__").Append(pnv.Name).AppendLine(" = true;");
else
cscode.Append(" throw new Exception(\"").Append(nvref.Exception.Message.Replace("\r\n", "\\r\\n").Replace("\"", "\\\"")).AppendLine("\");");
@@ -994,7 +995,8 @@ namespace FreeSql.Internal
{
var isArrayToMany = false;
var lmbdWhere = isLazy ? new StringBuilder() : null;
var cscodeExtLogic = "";
var cscodeExtLogic1 = "";
var cscodeExtLogic2 = "";
//Pgsql Array[] To Many
if (common._orm.Ado.DataType == DataType.PostgreSQL)
{
@@ -1042,7 +1044,8 @@ namespace FreeSql.Internal
isArrayToMany = trycol != null;
if (isArrayToMany)
{
cscodeExtLogic = $" if (this.{trycol.CsName} == null) return null; \r\nif (this.{trycol.CsName}.Any() == false) return new {(propTypeIsObservableCollection ? "ObservableCollection" : "List")}<{propElementType.DisplayCsharp()}>();\r\n";
cscodeExtLogic1 = $" if (this.{trycol.CsName} == null) return null; \r\nif (this.{trycol.CsName}.Any() == false) return new {(propTypeIsObservableCollection ? "ObservableCollection" : "List")}<{propElementType.DisplayCsharp()}>();\r\n";
cscodeExtLogic2 = $" loc2 = this.{trycol.CsName}.Select(a => loc2.FirstOrDefault(b => b.{tbref.Primarys[0].CsName} == a)).ToList();";
lmbdWhere.Append("this.").Append(trycol.CsName).Append(".Contains(a.").Append(tbref.Primarys[0].CsName);
if (trycol.CsType.GetElementType().IsNullableType() == false && tbref.Primarys[0].CsType.IsNullableType()) lmbdWhere.Append(".Value");
lmbdWhere.Append(")");
@@ -1092,7 +1095,7 @@ namespace FreeSql.Internal
if (trycol.CsType.GetElementType().IsNullableType() == false && trytb.Primarys[0].CsType.IsNullableType())
{
lmbdWhere.Append(".Value");
cscodeExtLogic = $" if (this.{trytb.Primarys[0].CsName} == null) return null;\r\n";
cscodeExtLogic1 = $" if (this.{trytb.Primarys[0].CsName} == null) return null;\r\n";
}
lmbdWhere.Append(")");
nvref.Columns.Add(tbref.Primarys[0]);
@@ -1219,12 +1222,14 @@ namespace FreeSql.Internal
if (vp?.Item2 == true)
{ //get 重写
cscode.Append(" ").Append(propGetModification).Append(" get {\r\n")
.Append(cscodeExtLogic)
.Append(cscodeExtLogic1)
.Append(" if (base.").Append(pnv.Name).Append(" == null && __lazy__").Append(pnv.Name).AppendLine(" == false) {");
if (nvref.Exception == null)
{
cscode.Append(" base.").Append(pnv.Name).Append(" = __fsql_orm__.Select<").Append(propElementType.DisplayCsharp()).Append(">().Where(a => ").Append(lmbdWhere.ToString()).AppendLine(").ToList();");
cscode.Append(" var loc2 = __fsql_orm__.Select<").Append(propElementType.DisplayCsharp()).Append(">().Where(a => ").Append(lmbdWhere.ToString()).AppendLine(").ToList();")
.Append(cscodeExtLogic2)
.Append(" base.").Append(pnv.Name).Append(" = ").AppendLine(propTypeIsObservableCollection ? $"new ObservableCollection<{propElementType.DisplayCsharp()}>(loc2);" : "loc2;");
if (refprop != null)
{
cscode.Append(" foreach (var loc1 in base.").Append(pnv.Name).AppendLine(")")
@@ -1381,7 +1386,8 @@ namespace FreeSql.Internal
.Append(" if (base.").Append(pnv.Name).Append(" == null && __lazy__").Append(pnv.Name).AppendLine(" == false) {");
if (nvref.Exception == null)
cscode.Append(" base.").Append(pnv.Name).Append(" = __fsql_orm__.Select<").Append(propTypeName).Append(">().Where(a => ").Append(lmbdWhere.ToString()).AppendLine(").ToOne();")
cscode.Append(" var loc3 = __fsql_orm__.Select<").Append(propTypeName).Append(">().Where(a => ").Append(lmbdWhere.ToString()).AppendLine(").ToOne();")
.Append(" base.").Append(pnv.Name).AppendLine(" = loc3;")
.Append(" __lazy__").Append(pnv.Name).AppendLine(" = true;");
else
cscode.Append(" throw new Exception(\"").Append(nvref.Exception.Message.Replace("\r\n", "\\r\\n").Replace("\"", "\\\"")).AppendLine("\");");