From ac9fd706f9bb72bfeac27bac4bd0e3c45a0cfc7a Mon Sep 17 00:00:00 2001
From: xRain <xrain@simcu.com>
Date: Tue, 8 Jun 2021 10:54:51 +0800
Subject: [PATCH] add map special field method

---
 Models/SimApiBaseModel.cs | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/Models/SimApiBaseModel.cs b/Models/SimApiBaseModel.cs
index 5223348..d3a077f 100644
--- a/Models/SimApiBaseModel.cs
+++ b/Models/SimApiBaseModel.cs
@@ -33,6 +33,30 @@ namespace SimApi.Models
             UpdateTime();
         }
 
+        public void MapData<TS>(TS source, string[] mapFields)
+        {
+            //获取要赋值的源数据不为null的项目
+            var sourceProps = source.GetType().GetProperties().Where(x => x.GetValue(source) != null)
+                .Select(x => new {x.Name, x.PropertyType})
+                .ToDictionary(x => x.Name, x => x.PropertyType);
+
+            //获取目标对象的属性信息
+            var targetProps = GetType().GetProperties().Select(x => new {x.Name, x.PropertyType})
+                .ToDictionary(x => x.Name, x => x.PropertyType);
+            foreach (var sp in sourceProps)
+            {
+                //检查源对象不为空的属性是否在目标对象中存在
+                if (targetProps.ContainsKey(sp.Key) && sp.Value == targetProps[sp.Key] &&
+                    mapFields.Contains(sp.Key))
+                {
+                    GetType().GetProperty(sp.Key)?
+                        .SetValue(this, source.GetType().GetProperty(sp.Key)?.GetValue(source));
+                }
+            }
+
+            UpdateTime();
+        }
+
         /// <summary>
         /// 更新update时间
         /// </summary>