refactor(HcTreeNode): 修改当前及子节点选择逻辑

src/views/data-fill/components/HcTreeNode.vue

@@ -159,9 +159,8 @@ const ElTreeLoadNode = async () => {
     }
 }
 
-//被选择的
-const ElTreeCheckChange = async(data, nodes) => {
-
+//被选择的//被选择的
+const ElTreeCheckChange = async (data, nodes) => {
     if (props.onlyChildrenCheck) {
         const treeRef = ElTreeRef.value?.treeRef
         if (treeRef) {
@@ -180,33 +179,40 @@ const ElTreeCheckChange = async(data, nodes) => {
                 return keys
             }
             
+            // 获取当前已选中的节点
+            const checkedKeys = treeRef.getCheckedKeys()
+            
             if (!isChecked) {
                 // 取消选中时
                 if (!data.notExsitChild) {
                     // 如果是父节点，递归取消选中当前节点及其所有子节点
                     const allChildKeys = getAllChildrenKeys(currentNode)
-                    treeRef.setCheckedKeys([])
+                    // 从已选中的节点中移除当前节点及其子节点
+                    const newCheckedKeys = checkedKeys.filter(key => 
+                        key !== data.pKeyId && !allChildKeys.includes(key),
+                    )
+                    treeRef.setCheckedKeys(newCheckedKeys)
                 } else {
                     // 如果是最底层节点，只取消选中当前节点
-                    treeRef.setCheckedKeys([])
+                    const newCheckedKeys = checkedKeys.filter(key => key !== data.pKeyId)
+                    treeRef.setCheckedKeys(newCheckedKeys)
                 }
             } else {
                 // 选中时
                 if (!data.notExsitChild) {
                     // 如果是父节点，递归选中当前节点及其所有子节点
                     const allChildKeys = getAllChildrenKeys(currentNode)
-                    treeRef.setCheckedKeys([data.pKeyId, ...allChildKeys])
+                    treeRef.setCheckedKeys([...new Set([...checkedKeys, data.pKeyId, ...allChildKeys])])
                 } else {
                     // 如果是最底层节点，只选中当前节点
-                    treeRef.setCheckedKeys([data.pKeyId])
+                    treeRef.setCheckedKeys([...checkedKeys, data.pKeyId])
                 }
             }
         }
     }
-    // emit('check-change', nodes)
     await nextTick(() => {
-                ElTreeCheckedKeys()
-            })
+        ElTreeCheckedKeys()
+    })
 }
 
 //处理节点