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- 修复 导航属性配置，循环关系的情况下可能导致的 bug；
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@ -246,7 +246,6 @@ namespace FreeSql.Internal
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#region 查找导航属性的关系、virtual 属性延时加载，动态产生新的重写类
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var trytbTypeName = trytb.Type.IsNested ? $"{trytb.Type.DeclaringType.Namespace?.NotNullAndConcat(".")}{trytb.Type.DeclaringType.Name}.{trytb.Type.Name}" : $"{trytb.Type.Namespace?.NotNullAndConcat(".")}{trytb.Type.Name}";
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var trytbTypeLazyName = default(string);
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var overrieds = 0;
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StringBuilder cscode = null;
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if (common.CodeFirst.IsLazyLoading && propsLazy.Any())
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{
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@ -265,10 +264,39 @@ namespace FreeSql.Internal
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.AppendLine(" [JsonIgnore] private IFreeSql __fsql_orm__ { get; set; }\r\n");
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}
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var cscodeLength = cscode?.Length ?? 0;
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foreach (var pnv in propsNavObjs)
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{
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var vp = propsLazy.Where(a => a.Item1 == pnv).FirstOrDefault();
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var isLazy = vp.Item1 != null && !string.IsNullOrEmpty(trytbTypeLazyName);
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AddTableRef(common, trytb, pnv, isLazy, vp, cscode);
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}
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if (cscode?.Length > cscodeLength)
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{
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cscode.AppendLine("}");
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Assembly assembly = null;
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if (MethodLazyLoadingComplier.Value == null) throw new Exception("【延时加载】功能需要安装 FreeSql.Extensions.LazyLoading.dll，可前往 nuget 下载");
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try
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{
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assembly = MethodLazyLoadingComplier.Value.Invoke(null, new object[] { cscode.ToString() }) as Assembly;
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}
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catch (Exception ex)
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{
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throw new Exception($"【延时加载】{trytbTypeName} 编译错误：{ex.Message}\r\n\r\n{cscode}");
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}
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var type = assembly.DefinedTypes.Where(a => a.FullName.EndsWith(trytbTypeLazyName)).FirstOrDefault();
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trytb.TypeLazy = type;
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trytb.TypeLazySetOrm = type.GetProperty("__fsql_orm__", BindingFlags.Instance | BindingFlags.NonPublic).GetSetMethod(true);
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tbc.AddOrUpdate(type, trytb, (oldkey, oldval) => trytb);
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}
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#endregion
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return tbc.TryGetValue(entity, out var trytb2) ? trytb2 : trytb;
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}
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public static void AddTableRef(CommonUtils common, TableInfo trytb, PropertyInfo pnv, bool isLazy, (PropertyInfo, bool, bool)? vp, StringBuilder cscode)
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{
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var trytbTypeName = trytb.Type.IsNested ? $"{trytb.Type.DeclaringType.Namespace?.NotNullAndConcat(".")}{trytb.Type.DeclaringType.Name}.{trytb.Type.Name}" : $"{trytb.Type.Namespace?.NotNullAndConcat(".")}{trytb.Type.Name}";
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var propTypeName = pnv.PropertyType.IsGenericType ?
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$"{pnv.PropertyType.Namespace?.NotNullAndConcat(".")}{pnv.PropertyType.Name.Remove(pnv.PropertyType.Name.IndexOf('`'))}<{string.Join(", ", pnv.PropertyType.GenericTypeArguments.Select(a => a.IsNested ? $"{a.DeclaringType.Namespace?.NotNullAndConcat(".")}{a.DeclaringType.Name}.{a.Name}" : $"{a.Namespace?.NotNullAndConcat(".")}{a.Name}"))}>" :
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(pnv.PropertyType.IsNested ? $"{pnv.PropertyType.DeclaringType.Namespace?.NotNullAndConcat(".")}{pnv.PropertyType.DeclaringType.Name}.{pnv.PropertyType.Name}" : $"{pnv.PropertyType.Namespace?.NotNullAndConcat(".")}{pnv.PropertyType.Name}");
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@ -282,17 +310,17 @@ namespace FreeSql.Internal
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var propElementType = pnv.PropertyType.GenericTypeArguments.FirstOrDefault() ?? pnv.PropertyType.GetElementType();
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if (propElementType != null)
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{
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if (typeof(IEnumerable).IsAssignableFrom(pnv.PropertyType) == false) continue;
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if (typeof(IEnumerable).IsAssignableFrom(pnv.PropertyType) == false) return;
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if (trytb.Primarys.Any() == false)
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{
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nvref.Exception = new Exception($"导航属性 {trytbTypeName}.{pnv.Name} 解析错误，实体类型 {trytbTypeName} 缺少主键标识，[Column(IsPrimary = true)]");
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trytb.AddOrUpdateTableRef(pnv.Name, nvref);
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//if (isLazy) throw nvref.Exception;
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continue;
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return;
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}
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var tbref = propElementType == trytb.Type ? trytb : GetTableByEntity(propElementType, common); //可能是父子关系
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if (tbref == null) continue;
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if (tbref == null) return;
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var tbrefTypeName = tbref.Type.IsNested ? $"{tbref.Type.DeclaringType.Namespace?.NotNullAndConcat(".")}{tbref.Type.DeclaringType.Name}.{tbref.Type.Name}" : $"{tbref.Type.Namespace?.NotNullAndConcat(".")}{tbref.Type.Name}";
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Type midType = null;
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@ -321,7 +349,7 @@ namespace FreeSql.Internal
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nvref.Exception = new Exception($"【ManyToMany】导航属性 {trytbTypeName}.{pnv.Name} 解析错误，实体类型 {tbrefTypeName} 必须存在对应的 [Navigate(ManyToMany = x)] 集合属性");
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trytb.AddOrUpdateTableRef(pnv.Name, nvref);
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//if (isLazy) throw nvref.Exception;
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continue;
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return;
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}
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if (isManyToMany)
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{
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@ -344,7 +372,7 @@ namespace FreeSql.Internal
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nvref.Exception = new Exception($"【ManyToMany】导航属性 {trytbTypeName}.{pnv.Name} 解析错误，实体类型 {tbrefTypeName} 缺少主键标识，[Column(IsPrimary = true)]");
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trytb.AddOrUpdateTableRef(pnv.Name, nvref);
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//if (isLazy) throw nvref.Exception;
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continue;
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return;
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}
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if (pnvAttr?.ManyToMany == null)
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{
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@ -432,6 +460,11 @@ namespace FreeSql.Internal
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try
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{
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trytbTf = tbmid.GetTableRef(midTypePropsTrytb.Name, true);
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if (trytbTf == null)
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{
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AddTableRef(common, tbmid, midTypePropsTrytb, false, null, null);
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trytbTf = tbmid.GetTableRef(midTypePropsTrytb.Name, true);
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}
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}
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catch (Exception ex)
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{
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@ -472,6 +505,11 @@ namespace FreeSql.Internal
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try
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{
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tbrefTf = tbmid.GetTableRef(midTypePropsTbref.Name, true);
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if (tbrefTf == null)
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{
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AddTableRef(common, tbmid, midTypePropsTbref, false, null, null);
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tbrefTf = tbmid.GetTableRef(midTypePropsTbref.Name, true);
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}
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}
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catch (Exception ex)
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{
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@ -598,7 +636,7 @@ namespace FreeSql.Internal
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{
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cscode.Append(" private bool __lazy__").Append(pnv.Name).AppendLine(" = false;")
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.Append(" public override ").Append(propTypeName).Append(" ").Append(pnv.Name).AppendLine(" {");
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if (vp.Item2)
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if (vp?.Item2 == true)
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{ //get 重写
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cscode.Append(" get {\r\n")
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.Append(" if (base.").Append(pnv.Name).Append(" == null && __lazy__").Append(pnv.Name).AppendLine(" == false) {");
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@ -615,7 +653,7 @@ namespace FreeSql.Internal
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.Append(" return base.").Append(pnv.Name).AppendLine(";")
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.Append(" }\r\n");
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}
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if (vp.Item3)
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if (vp?.Item3 == true)
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{ //set 重写
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cscode.Append(" set => base.").Append(pnv.Name).AppendLine(" = value;");
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}
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@ -731,7 +769,7 @@ namespace FreeSql.Internal
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{
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cscode.Append(" private bool __lazy__").Append(pnv.Name).AppendLine(" = false;")
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.Append(" public override ").Append(propTypeName).Append(" ").Append(pnv.Name).AppendLine(" {");
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if (vp.Item2)
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if (vp?.Item2 == true)
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{ //get 重写
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cscode.Append(" get {\r\n")
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.Append(" if (base.").Append(pnv.Name).Append(" == null && __lazy__").Append(pnv.Name).AppendLine(" == false) {");
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@ -754,7 +792,7 @@ namespace FreeSql.Internal
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.Append(" return base.").Append(pnv.Name).AppendLine(";")
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.Append(" }\r\n");
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}
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if (vp.Item3)
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if (vp?.Item3 == true)
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{ //set 重写
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cscode.Append(" set => base.").Append(pnv.Name).AppendLine(" = value;");
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}
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@ -765,7 +803,7 @@ namespace FreeSql.Internal
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else
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{ //一对一、多对一
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var tbref = pnv.PropertyType == trytb.Type ? trytb : GetTableByEntity(pnv.PropertyType, common); //可能是父子关系
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if (tbref == null) continue;
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if (tbref == null) return;
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if (tbref.Primarys.Any() == false)
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{
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nvref.Exception = new Exception($"导航属性 {trytbTypeName}.{pnv.Name} 解析错误，实体类型 {propTypeName} 缺少主键标识，[Column(IsPrimary = true)]");
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@ -885,7 +923,7 @@ namespace FreeSql.Internal
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{
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cscode.Append(" private bool __lazy__").Append(pnv.Name).AppendLine(" = false;")
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.Append(" public override ").Append(propTypeName).Append(" ").Append(pnv.Name).AppendLine(" {");
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if (vp.Item2)
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if (vp?.Item2 == true)
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{ //get 重写
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cscode.Append(" get {\r\n")
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.Append(" if (base.").Append(pnv.Name).Append(" == null && __lazy__").Append(pnv.Name).AppendLine(" == false) {");
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@ -901,7 +939,7 @@ namespace FreeSql.Internal
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.Append(" return base.").Append(pnv.Name).AppendLine(";")
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.Append(" }\r\n");
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}
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if (vp.Item3)
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if (vp?.Item3 == true)
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{ //set 重写
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cscode.Append(" set {\r\n")
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.Append(" base.").Append(pnv.Name).AppendLine(" = value;")
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@ -911,30 +949,6 @@ namespace FreeSql.Internal
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cscode.AppendLine(" }");
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}
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}
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if (isLazy) ++overrieds;
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}
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if (overrieds > 0)
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{
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cscode.AppendLine("}");
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Assembly assembly = null;
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if (MethodLazyLoadingComplier.Value == null) throw new Exception("【延时加载】功能需要安装 FreeSql.Extensions.LazyLoading.dll，可前往 nuget 下载");
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try
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{
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assembly = MethodLazyLoadingComplier.Value.Invoke(null, new object[] { cscode.ToString() }) as Assembly;
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}
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catch (Exception ex)
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{
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throw new Exception($"【延时加载】{trytbTypeName} 编译错误：{ex.Message}\r\n\r\n{cscode}");
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}
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var type = assembly.DefinedTypes.Where(a => a.FullName.EndsWith(trytbTypeLazyName)).FirstOrDefault();
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trytb.TypeLazy = type;
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trytb.TypeLazySetOrm = type.GetProperty("__fsql_orm__", BindingFlags.Instance | BindingFlags.NonPublic).GetSetMethod(true);
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tbc.AddOrUpdate(type, trytb, (oldkey, oldval) => trytb);
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}
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#endregion
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return tbc.TryGetValue(entity, out var trytb2) ? trytb2 : trytb;
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}
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static Lazy<MethodInfo> MethodLazyLoadingComplier = new Lazy<MethodInfo>(() =>
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{
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