fix(core): use all handle bounds in loose connection mode (#1665)

* fix(core): use all handle bounds with loose mode when updating edges

Signed-off-by: braks <78412429+bcakmakoglu@users.noreply.github.com>

* chore(changeset): add

Signed-off-by: braks <78412429+bcakmakoglu@users.noreply.github.com>

---------

Signed-off-by: braks <78412429+bcakmakoglu@users.noreply.github.com>

Author: bcakmakoglu

.changeset/smart-lies-impress.md

@@ -0,0 +1,5 @@
+---
+"@vue-flow/core": patch
+---
+
+Use all handle bounds when using loose connection mode during edge update

packages/core/src/components/ConnectionLine/index.ts

@@ -62,10 +62,11 @@ const ConnectionLine = defineComponent({
       const handleType = connectionStartHandle.value.type
 
       const fromHandleBounds = fromNode.value.handleBounds
-      let handleBounds = fromHandleBounds?.[handleType]
+      let handleBounds = fromHandleBounds?.[handleType] || []
 
       if (connectionMode.value === ConnectionMode.Loose) {
-        handleBounds = handleBounds || fromHandleBounds?.[handleType === 'source' ? 'target' : 'source']
+        const oppositeBounds = fromHandleBounds?.[handleType === 'source' ? 'target' : 'source'] || []
+        handleBounds = [...handleBounds, ...oppositeBounds] || oppositeBounds
       }
 
       if (!handleBounds) {