fix: 修复空页面执行右键删除和右键复制时控制台报错的问题

packages/canvas/src/components/container/CanvasMenu.vue

@@ -111,10 +111,10 @@ export default {
 
     const operations = {
       del() {
-        removeNodeById(getCurrent().schema.id)
+        removeNodeById(getCurrent().schema?.id)
       },
       copy() {
-        copyNode(getCurrent().schema.id)
+        copyNode(getCurrent().schema?.id)
       },
       config() {
         useLayout().activeSetting('props')
@@ -128,17 +128,19 @@ export default {
       wrap({ value, name }) {
         const componentName = value || name
         const { schema, parent } = getCurrent()
-        const index = parent.children.indexOf(schema)
-        const wrapSchema = {
-          componentName,
-          id: null,
-          props: {},
-          children: [schema]
+        if (schema && parent) {
+          const index = parent.children.indexOf(schema)
+          const wrapSchema = {
+            componentName,
+            id: null,
+            props: {},
+            children: [schema]
+          }
+
+          parent.children.splice(index, 1, wrapSchema)
+
+          getController().addHistory()
         }
-
-        parent.children.splice(index, 1, wrapSchema)
-
-        getController().addHistory()
       },
       createBlock() {
         if (useCanvas().isSaved()) {

packages/canvas/src/components/container/container.js

@@ -52,7 +52,7 @@
 })
 
 export const getContext = () => {
   return getRenderer().getContext()
 }
 
 // 记录拖拽状态
@@ -110,7 +110,7 @@
   // 如果element存在表示在iframe内部拖拽
   dragState.element = element
   dragState.offset = { offsetX, offsetY, horizontal, vertical, width, height, x, y }
   clearHover()
 }
 
 export const clearLineState = () => {
@@ -130,7 +130,7 @@
 
   // 重置拖拽插入位置状态
   clearLineState()
   smoothScroll.stop()
 }
 
 export const getOffset = (element) => {
@@ -209,9 +209,9 @@
     return
   }
 
   removeNode(getNode(id, true))
   clearSelect()
   getController().addHistory()
   canvasState.emit('remove')
 }
 
@@ -237,19 +237,22 @@
     }
   }
 
   select && setTimeout(() => selectNode(node.data.id))
 
   getController().addHistory()
 }
 
 export const addComponent = (data, position) => {
   const { schema, parent } = getCurrent()
 
   insertNode({ node: schema, parent, data }, position)
 }
 
 export const copyNode = (id) => {
+  if (!id) {
+    return
+  }
   const { node, parent } = getNode(id, true)
 
   inserAfter({ parent, node, data: copyObject(node) })
   getController().addHistory()