- 增加内部方法 DisplayCsharp，统一 LazyLoading 动态代码类名

2025-04-22 10:42:52 +08:00 · 2020-03-21 19:19:53 +08:00 · 2020-03-21 19:19:53 +08:00 · ec7dec161a
commit ec7dec161a
parent 386354db16
4 changed files with 65 additions and 20 deletions
--- a/FreeSql.DbContext/FreeSql.DbContext.xml
+++ b/FreeSql.DbContext/FreeSql.DbContext.xml
@ -110,13 +110,6 @@
            清空状态数据
            </summary>
        </member>
-        <member name="M:FreeSql.DbSet`1.RemoveAsync(System.Linq.Expressions.Expression{System.Func{`0,System.Boolean}})">
-            <summary>
-            根据 lambda 条件删除数据
-            </summary>
-            <param name="predicate"></param>
-            <returns></returns>
-        </member>
        <member name="M:FreeSql.DbSet`1.Add(`0)">
            <summary>
            添加
--- a/FreeSql/Extensions/FreeSqlGlobalExtensions.cs
+++ b/FreeSql/Extensions/FreeSqlGlobalExtensions.cs
@ -16,7 +16,7 @@ using System.Threading;

 public static partial class FreeSqlGlobalExtensions
 {
-    static Lazy<Dictionary<Type, bool>> dicIsNumberType = new Lazy<Dictionary<Type, bool>>(() => new Dictionary<Type, bool>
+    static Lazy<Dictionary<Type, bool>> _dicIsNumberType = new Lazy<Dictionary<Type, bool>>(() => new Dictionary<Type, bool>
    {
        [typeof(sbyte)] = true,
        [typeof(sbyte?)] = true,
@ -41,13 +41,60 @@ public static partial class FreeSqlGlobalExtensions
        [typeof(decimal)] = false,
        [typeof(decimal?)] = false
    });
-    public static bool IsIntegerType(this Type that) => that == null ? false : (dicIsNumberType.Value.TryGetValue(that, out var tryval) ? tryval : false);
-    public static bool IsNumberType(this Type that) => that == null ? false : dicIsNumberType.Value.ContainsKey(that);
+    public static bool IsIntegerType(this Type that) => that == null ? false : (_dicIsNumberType.Value.TryGetValue(that, out var tryval) ? tryval : false);
+    public static bool IsNumberType(this Type that) => that == null ? false : _dicIsNumberType.Value.ContainsKey(that);
    public static bool IsNullableType(this Type that) => that.IsArray == false && that?.FullName.StartsWith("System.Nullable`1[") == true;
    public static bool IsAnonymousType(this Type that) => that?.FullName.StartsWith("<>f__AnonymousType") == true;
    public static bool IsArrayOrList(this Type that) => that == null ? false : (that.IsArray || typeof(IList).IsAssignableFrom(that));
    public static Type NullableTypeOrThis(this Type that) => that?.IsNullableType() == true ? that.GetGenericArguments().First() : that;
    internal static string NotNullAndConcat(this string that, params object[] args) => string.IsNullOrEmpty(that) ? null : string.Concat(new object[] { that }.Concat(args));
+    /// <summary>
+    /// 获取 Type 的原始 c# 文本表示
+    /// </summary>
+    /// <param name="that"></param>
+    /// <returns></returns>
+    public static string DisplayCsharp(this Type that)
+    {
+        return DisplayCsharp(that, true);
+    }
+    static string DisplayCsharp(this Type that, bool isNameSpace)
+    {
+        if (that == typeof(void)) return "void";
+        if (that.IsGenericParameter) return that.Name;
+        var sb = new StringBuilder();
+        var nestedType = that;
+        while (nestedType.IsNested)
+        {
+            sb.Insert(0, ".").Insert(0, DisplayCsharp(nestedType.DeclaringType, false));
+            nestedType = nestedType.DeclaringType;
+        }
+        if (isNameSpace && string.IsNullOrEmpty(nestedType.Namespace) == false)
+            sb.Insert(0, ".").Insert(0, nestedType.Namespace);
+
+        if (that.IsGenericType == false)
+            return sb.Append(that.Name).ToString();
+
+        var genericParameters = that.GetGenericArguments();
+        if (that.IsNested && that.DeclaringType.IsGenericType)
+        {
+            var dic = genericParameters.ToDictionary(a => a.Name);
+            foreach (var nestedGenericParameter in that.DeclaringType.GetGenericArguments())
+                if (dic.ContainsKey(nestedGenericParameter.Name))
+                    dic.Remove(nestedGenericParameter.Name);
+            genericParameters = dic.Values.ToArray();
+        }
+        if (genericParameters.Any() == false)
+            return sb.Append(that.Name).ToString();
+
+        sb.Append(that.Name.Remove(that.Name.IndexOf('`'))).Append("<");
+        var genericTypeIndex = 0;
+        foreach (var genericType in genericParameters)
+        {
+            if (genericTypeIndex++ > 0) sb.Append(", ");
+            sb.Append(DisplayCsharp(genericType, true));
+        }
+        return sb.Append(">").ToString();
+    }
    public static object CreateInstanceGetDefaultValue(this Type that)
    {
        if (that == null) return null;
--- a/FreeSql/FreeSql.xml
+++ b/FreeSql/FreeSql.xml
@ -3194,6 +3194,13 @@
            <param name="end"></param>
            <returns></returns>
        </member>
+        <member name="M:FreeSqlGlobalExtensions.DisplayCsharp(System.Type)">
+            <summary>
+            获取 Type 的原始 c# 文本表示
+            </summary>
+            <param name="that"></param>
+            <returns></returns>
+        </member>
        <member name="M:FreeSqlGlobalExtensions.Distance(System.Drawing.Point,System.Drawing.Point)">
            <summary>
            测量两个经纬度的距离，返回单位：米
--- a/FreeSql/Internal/UtilsExpressionTree.cs
+++ b/FreeSql/Internal/UtilsExpressionTree.cs
@ -397,7 +397,7 @@ namespace FreeSql.Internal
            tbc.AddOrUpdate(entity, trytb, (oldkey, oldval) => trytb);

            #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
-            var trytbTypeName = trytb.Type.IsNested ? $"{trytb.Type.DeclaringType.Namespace?.NotNullAndConcat(".")}{trytb.Type.DeclaringType.Name}.{trytb.Type.Name}" : $"{trytb.Type.Namespace?.NotNullAndConcat(".")}{trytb.Type.Name}";
+            var trytbTypeName = trytb.Type.DisplayCsharp();
            var trytbTypeLazyName = default(string);
            StringBuilder cscode = null;
            if (common.CodeFirst.IsLazyLoading && propsLazy.Any())
@ -448,10 +448,8 @@ namespace FreeSql.Internal
        }
        public static void AddTableRef(CommonUtils common, TableInfo trytb, PropertyInfo pnv, bool isLazy, NaviteTuple<PropertyInfo, bool, bool> vp, StringBuilder cscode)
        {
-            var trytbTypeName = trytb.Type.IsNested ? $"{trytb.Type.DeclaringType.Namespace?.NotNullAndConcat(".")}{trytb.Type.DeclaringType.Name}.{trytb.Type.Name}" : $"{trytb.Type.Namespace?.NotNullAndConcat(".")}{trytb.Type.Name}";
-            var propTypeName = pnv.PropertyType.IsGenericType ?
-                    $"{pnv.PropertyType.Namespace?.NotNullAndConcat(".")}{pnv.PropertyType.Name.Remove(pnv.PropertyType.Name.IndexOf('`'))}<{string.Join(", ", pnv.PropertyType.GetGenericArguments().Select(a => a.IsNested ? $"{a.DeclaringType.Namespace?.NotNullAndConcat(".")}{a.DeclaringType.Name}.{a.Name}" : $"{a.Namespace?.NotNullAndConcat(".")}{a.Name}"))}>" :
-                    (pnv.PropertyType.IsNested ? $"{pnv.PropertyType.DeclaringType.Namespace?.NotNullAndConcat(".")}{pnv.PropertyType.DeclaringType.Name}.{pnv.PropertyType.Name}" : $"{pnv.PropertyType.Namespace?.NotNullAndConcat(".")}{pnv.PropertyType.Name}");
+            var trytbTypeName = trytb.Type.DisplayCsharp();
+            var propTypeName = pnv.PropertyType.DisplayCsharp();

            var pnvAttr = common.GetEntityNavigateAttribute(trytb.Type, pnv);
            var pnvBind = pnvAttr?.Bind?.Split(',').Select(a => a.Trim()).Where(a => !string.IsNullOrEmpty(a)).ToArray();
@ -474,7 +472,7 @@ namespace FreeSql.Internal
                var tbref = propElementType == trytb.Type ? trytb : GetTableByEntity(propElementType, common); //可能是父子关系
                if (tbref == null) return;

-                var tbrefTypeName = tbref.Type.IsNested ? $"{tbref.Type.DeclaringType.Namespace?.NotNullAndConcat(".")}{tbref.Type.DeclaringType.Name}.{tbref.Type.Name}" : $"{tbref.Type.Namespace?.NotNullAndConcat(".")}{tbref.Type.Name}";
+                var tbrefTypeName = tbref.Type.DisplayCsharp();
                Type midType = null;
                var isManyToMany = false;

@ -797,8 +795,8 @@ 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(propElementType.IsNested ? $"{propElementType.DeclaringType.Namespace?.NotNullAndConcat(".")}{propElementType.DeclaringType.Name}.{propElementType.Name}" : $"{propElementType.Namespace?.NotNullAndConcat(".")}{propElementType.Name}")
-                                    .Append(">().Where(a => __fsql_orm__.Select<").Append(tbmid.Type.IsNested ? $"{tbmid.Type.DeclaringType.Namespace?.NotNullAndConcat(".")}{tbmid.Type.DeclaringType.Name}.{tbmid.Type.Name}" : $"{tbmid.Type.Namespace?.NotNullAndConcat(".")}{tbmid.Type.Name}")
+                                cscode.Append("				base.").Append(pnv.Name).Append(" = __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("				__lazy__").Append(pnv.Name).AppendLine(" = true;");
                            else
@ -933,7 +931,7 @@ namespace FreeSql.Internal

                            if (nvref.Exception == null)
                            {
-                                cscode.Append("				base.").Append(pnv.Name).Append(" = __fsql_orm__.Select<").Append(propElementType.IsNested ? $"{propElementType.DeclaringType.Namespace?.NotNullAndConcat(".")}{propElementType.DeclaringType.Name}.{propElementType.Name}" : $"{propElementType.Namespace?.NotNullAndConcat(".")}{propElementType.Name}").Append(">().Where(a => ").Append(lmbdWhere.ToString()).AppendLine(").ToList();");
+                                cscode.Append("				base.").Append(pnv.Name).Append(" = __fsql_orm__.Select<").Append(propElementType.DisplayCsharp()).Append(">().Where(a => ").Append(lmbdWhere.ToString()).AppendLine(").ToList();");
                                if (refprop != null)
                                {
                                    cscode.Append("				foreach (var loc1 in base.").Append(pnv.Name).AppendLine(")")
@ -969,7 +967,7 @@ namespace FreeSql.Internal
                    trytb.AddOrUpdateTableRef(pnv.Name, nvref);
                    //if (isLazy) throw nvref.Exception;
                }
-                var tbrefTypeName = tbref.Type.IsNested ? $"{tbref.Type.DeclaringType.Namespace?.NotNullAndConcat(".")}{tbref.Type.DeclaringType.Name}.{tbref.Type.Name}" : $"{tbref.Type.Namespace?.NotNullAndConcat(".")}{tbref.Type.Name}";
+                var tbrefTypeName = tbref.Type.DisplayCsharp();
                var isOnoToOne = pnv.PropertyType != trytb.Type &&
                    tbref.Properties.Where(z => z.Value.PropertyType == trytb.Type).Any() &&
                    tbref.Primarys.Length == trytb.Primarys.Length &&