From a72d2e6748100e91a33155edafba0c7ac5fe539a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=A1=97=E8=A7=92=E5=B0=8F=E6=9E=97?= <1013335014@qq.com>
Date: Wed, 6 Mar 2024 09:22:17 +0800
Subject: [PATCH] =?UTF-8?q?Feat=EF=BC=9A=E5=A2=9E=E5=8A=A0=E5=8D=8F?=
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---
 simple-mind-map/src/constants/defaultOptions.js |  4 +++-
 simple-mind-map/src/core/render/Render.js       |  5 +++++
 simple-mind-map/src/core/render/node/Node.js    | 12 +++++++++++-
 3 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/simple-mind-map/src/constants/defaultOptions.js b/simple-mind-map/src/constants/defaultOptions.js
index 28050da3..b1c6a80e 100644
--- a/simple-mind-map/src/constants/defaultOptions.js
+++ b/simple-mind-map/src/constants/defaultOptions.js
@@ -277,5 +277,7 @@ export const defaultOpt = {
   // 接收svg path字符串，返回转换后的svg path字符串
   customTransformNodeLinePath: null,
   // 是否仅搜索当前渲染的节点，被收起的节点不会被搜索到
-  isOnlySearchCurrentRenderNodes: false
+  isOnlySearchCurrentRenderNodes: false,
+  // 协同编辑时，同一个节点不能同时被多人选中
+  onlyOneEnableActiveNodeOnCooperate: false
 }
diff --git a/simple-mind-map/src/core/render/Render.js b/simple-mind-map/src/core/render/Render.js
index 73fb7e48..a0599896 100644
--- a/simple-mind-map/src/core/render/Render.js
+++ b/simple-mind-map/src/core/render/Render.js
@@ -505,6 +505,11 @@ class Render {
 
   // 添加节点到激活列表里
   addNodeToActiveList(node) {
+    if (
+      this.mindMap.opt.onlyOneEnableActiveNodeOnCooperate &&
+      node.userList.length > 0
+    )
+      return
     const index = this.findActiveNodeIndex(node)
     if (index === -1) {
       this.mindMap.execCommand('SET_NODE_ACTIVE', node, true)
diff --git a/simple-mind-map/src/core/render/node/Node.js b/simple-mind-map/src/core/render/node/Node.js
index 5ac1017f..f8c595c6 100644
--- a/simple-mind-map/src/core/render/node/Node.js
+++ b/simple-mind-map/src/core/render/node/Node.js
@@ -420,6 +420,12 @@ class Node {
         this.isMultipleChoice = false
         return
       }
+      if (
+        this.mindMap.opt.onlyOneEnableActiveNodeOnCooperate &&
+        this.userList.length > 0
+      ) {
+        return
+      }
       this.active(e)
     })
     this.group.on('mousedown', e => {
@@ -486,10 +492,14 @@ class Node {
     })
     // 双击事件
     this.group.on('dblclick', e => {
-      if (this.mindMap.opt.readonly || e.ctrlKey) {
+      const { readonly, onlyOneEnableActiveNodeOnCooperate } = this.mindMap.opt
+      if (readonly || e.ctrlKey) {
         return
       }
       e.stopPropagation()
+      if (onlyOneEnableActiveNodeOnCooperate && this.userList.length > 0) {
+        return
+      }
       this.mindMap.emit('node_dblclick', this, e)
     })
     // 右键菜单事件