From b261a34d47c8e036cbb6bd97f04ffdbb1f9934e1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=BB=8E=E6=99=BA=E6=B4=B2?= <1543046129@qq.com>
Date: Fri, 11 Mar 2022 15:22:30 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20bug=E4=BF=AE=E5=A4=8D?=
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---
 src/Model/SVLink.ts   |  5 +++++
 src/View/reconcile.ts | 17 ++++++++++++++++-
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/src/Model/SVLink.ts b/src/Model/SVLink.ts
index 741d5c3..9ec6fa0 100644
--- a/src/Model/SVLink.ts
+++ b/src/Model/SVLink.ts
@@ -12,6 +12,9 @@ export class SVLink extends SVModel {
 	public shadowG6Item: IEdge;
 	public G6Item: IEdge;
 
+    public nodeId: string;
+    public targetId: string;
+
 	constructor(
 		id: string,
 		type: string,
@@ -26,6 +29,8 @@ export class SVLink extends SVModel {
 
 		this.node = node;
 		this.target = target;
+        this.nodeId = node.id;
+        this.targetId = target.id;
 		this.linkIndex = index;
 
 		node.links.outDegree.push(this);
diff --git a/src/View/reconcile.ts b/src/View/reconcile.ts
index cfb05b9..0a4a8a0 100644
--- a/src/View/reconcile.ts
+++ b/src/View/reconcile.ts
@@ -378,6 +378,21 @@ export class Reconcile {
 		});
 	}
 
+	/**
+	 * 过滤新增model中那些不需要高亮的model（比如target和node都一样的link）
+	 * @param appendModels
+	 */
+	private filterUnChangeModelsOfAppend(appendModels: SVModel[], prevModelList: SVModel[]): SVModel[] {
+		const links: SVLink[] = appendModels.filter(item => item instanceof SVLink) as SVLink[],
+			prevLinks: SVLink[] = prevModelList.filter(item => item instanceof SVLink) as SVLink[],
+			models = appendModels.filter(item => item instanceof SVLink === false),
+			changeLinks: SVLink[] = links.filter(
+				item => !prevLinks.some(prev => prev.targetId === item.targetId && prev.nodeId === item.nodeId)
+			);
+
+		return [...models, ...changeLinks];
+	}
+
 	/**
 	 * 进行diff
 	 * @param layoutGroupTable
@@ -402,7 +417,7 @@ export class Reconcile {
 		const updateModels: SVModel[] = [
 			...this.getReTargetMarkers(prevModelList, modelList),
 			...this.getLabelChangeModels(prevModelList, modelList),
-			...appendModels,
+			...this.filterUnChangeModelsOfAppend(appendModels, prevModelList),
 			...leakModels,
 		];
 		const freedModels: SVNode[] = this.getFreedModels(prevModelList, modelList);