From 1d297350cc5cca8c233f5d4b1220a5aff5ecafbc Mon Sep 17 00:00:00 2001
From: wanglin2 <1013335014@qq.com>
Date: Wed, 27 Sep 2023 09:03:40 +0800
Subject: [PATCH] =?UTF-8?q?Fix=EF=BC=9A=E4=BF=AE=E5=A4=8D=E5=B7=A5?=
 =?UTF-8?q?=E5=85=B7=E6=96=B9=E6=B3=95getType=E8=BF=94=E5=9B=9E=E9=94=99?=
 =?UTF-8?q?=E8=AF=AF=E7=9A=84=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 simple-mind-map/src/utils/index.js | 40 +++++++++++++++++++++++++++++-
 1 file changed, 39 insertions(+), 1 deletion(-)

diff --git a/simple-mind-map/src/utils/index.js b/simple-mind-map/src/utils/index.js
index c0918ad0..28b90333 100644
--- a/simple-mind-map/src/utils/index.js
+++ b/simple-mind-map/src/utils/index.js
@@ -464,7 +464,7 @@ export const removeHTMLEntities = str => {
 
 // 获取一个数据的类型
 export const getType = data => {
-  return Object.prototype.toString.call(data).slice(7, -1)
+  return Object.prototype.toString.call(data).slice(8, -1)
 }
 
 // 判断一个数据是否是null和undefined和空字符串
@@ -823,3 +823,41 @@ export const htmlEscape = str => {
   })
   return str
 }
+
+// 判断两个对象是否相同，只处理对象或数组
+export const isSameObject = (a, b) => {
+  const type = getType(a)
+  // a、b类型不一致，那么肯定不相同
+  if (type !== getType(b)) return false
+  // 如果都是对象
+  if (type === 'Object') {
+    const keysa = Object.keys(a)
+    const keysb = Object.keys(b)
+    // 对象字段数量不一样，肯定不相同
+    if (keysa.length !== keysb.length) return false
+    // 字段数量一样，那么需要遍历字段进行判断
+    for (let i = 0; i < keysa.length; i++) {
+      const key = keysa[i]
+      // b没有a的一个字段，那么肯定不相同
+      if (!keysb.includes(key)) return false
+      // 字段名称一样，那么需要递归判断它们的值
+      return isSameObject(a[key], b[key])
+    }
+  } else if (type === 'Array') {
+    // 如果都是数组
+    // 数组长度不一样，肯定不相同
+    if (a.length !== b.length) return false
+    // 长度一样，那么需要遍历进行判断
+    for (let i = 0; i < a.length; i++) {
+      const itema = a[i]
+      const itemb = b[i]
+      const typea = getType(itema)
+      const typeb = getType(itemb)
+      if (typea !== typeb) return false
+      return isSameObject(itema, itemb)
+    }
+  } else {
+    // 其他类型，直接全等判断
+    return a === b
+  }
+}