Catalog arrangement

Src/Asp.Net/SqlServerTest/Demos/6_ComplexModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using SqlSugar;
+using OrmTest.Demo;
+
+namespace OrmTest.Demo
+{
+    public class ComplexModel : DemoBase
+    {
+        public static void Init()
+        {
+            var db = GetInstance();
+            var students = db.Queryable<CMStudent>().ToList();
+            if (students != null)
+            {
+                foreach (var item in students)
+                {
+                    Console.WriteLine(item.SchoolName);
+                    if (item.SchoolSingle != null)
+                    {
+                        Console.WriteLine(item.SchoolSingle.Name);
+                    }
+                    if (item.SchoolList != null)
+                    {
+                        Console.WriteLine(item.SchoolList.Count);
+                    }
+                }
+            }
+        }
+    }
+
+    [SugarTable("Student")]
+    public class CMStudent : ModelContext
+    {
+        public int Id { get; set; }
+        public string Name { get; set; }
+        public int SchoolId { get; set; }
+
+        [SugarColumn(IsIgnore = true)]
+        public string SchoolName
+        {
+            get
+            {
+                if (this.SchoolSingle != null)
+                    return this.SchoolSingle.Name;
+                else
+                    return null;
+            }
+        }
+
+        [SugarColumn(IsIgnore = true)]
+        public CMSchool SchoolSingle
+        {
+            get
+            {
+                return base.CreateMapping<CMSchool>().Single(it => it.Id == this.SchoolId);
+            }
+        }
+
+        [SugarColumn(IsIgnore = true)]
+        public List<CMSchool> SchoolList
+        {
+            get
+            {
+                return base.CreateMapping<CMSchool>().Where(it => it.Id == this.SchoolId).ToList();
+            }
+        }
+    }
+
+    [SugarTable("School")]
+    public class CMSchool
+    {
+        public int Id { get; set; }
+        public string Name { get; set; }
+    }
+}