From fd2c11cf90a41917b97917de1aa4243e9306ca88 Mon Sep 17 00:00:00 2001
From: sjl <1716605279@qq.com>
Date: Thu, 23 Oct 2025 16:32:41 +0800
Subject: [PATCH] =?UTF-8?q?=E5=BE=AE=E8=B0=83?=
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---
 .../views/home/components/channelPairing.vue  | 46 +++++++++++--------
 1 file changed, 26 insertions(+), 20 deletions(-)

diff --git a/frontend/src/views/home/components/channelPairing.vue b/frontend/src/views/home/components/channelPairing.vue
index d8951a6..e9bee19 100644
--- a/frontend/src/views/home/components/channelPairing.vue
+++ b/frontend/src/views/home/components/channelPairing.vue
@@ -377,28 +377,34 @@ const handleConnect = (params: any) => {
         return
     }
 
-    // 过滤掉当前连接，检查是否还有重复的
-    const existingEdges = edges.value.filter(edge => edge.source === params.source || edge.target === params.target)
- 
-    // 如果同源或同目标的连接超过1个，说明有重复
-    if (existingEdges.length > 1) {
-        const duplicateSource = existingEdges.filter(edge => edge.source === params.source).length > 1
-        const duplicateTarget = existingEdges.filter(edge => edge.target === params.target).length > 1
+    // 检查是否已经存在完全相同的连接（精确匹配源和目标）
+    const isAlreadyConnected = edges.value.some(edge => 
+        edge.source === params.source && edge.target === params.target
+    )
+    
+    if (isAlreadyConnected) {
+        // 设置待删除连接而不是立即删除
+        pendingRemoveEdge.value = params
+        ElMessage.warning('这两个通道已经连接，不能重复连接')
+        return
+    }
 
-        if (duplicateSource) {
-            // 设置待删除连接而不是立即删除
-            pendingRemoveEdge.value = params
-            ElMessage.warning('该被检通道已经连接，不能重复连接')
-            return
-        }
+    // 检查源节点是否已经被连接（一个被检通道只能连接一个标准通道）
+    const isSourceConnected = edges.value.some(edge => edge.source === params.source)
+    if (isSourceConnected) {
+        // 设置待删除连接而不是立即删除
+        pendingRemoveEdge.value = params
+        ElMessage.warning('该被检通道已经连接，不能重复连接')
+        return
+    }
 
-        if (duplicateTarget) {
-  
-            // 设置待删除连接而不是立即删除
-            pendingRemoveEdge.value = params
-            ElMessage.warning('该标准通道已经连接，不能重复连接')
-            return
-        }
+    // 检查目标节点是否已经被连接（一个标准通道只能连接一个被检通道）
+    const isTargetConnected = edges.value.some(edge => edge.target === params.target)
+    if (isTargetConnected) {
+        // 设置待删除连接而不是立即删除
+        pendingRemoveEdge.value = params
+        ElMessage.warning('该标准通道已经连接，不能重复连接')
+        return
     }
     
     // 如果没有问题，清空待删除连接