chore: NodeEditor.vue update

editor/components/NodeEditor.vue

@@ -18,19 +18,29 @@ const jsonText = ref('')
 const errorMsg = ref('')
 const saved = ref(false)
 
-watch(() => props.scene, (s) => {
-  if (!s) { jsonText.value = ''; errorMsg.value = ''; return }
-  jsonText.value = JSON.stringify(s, null, 2)
+watch(() => [props.scene, store.gameData] as const, () => {
   errorMsg.value = ''
   saved.value = false
-}, { immediate: true })
+  if (props.scene) {
+    jsonText.value = JSON.stringify(props.scene, null, 2)
+  } else if (Object.keys(store.gameData.scenes).length > 0) {
+    const { scenes, ...rest } = store.gameData
+    jsonText.value = JSON.stringify(rest, null, 2)
+  } else {
+    jsonText.value = ''
+  }
+}, { immediate: true, deep: true })
 
 function onBlur() {
-  if (!props.scene) return
   errorMsg.value = ''
   try {
     const parsed = JSON.parse(jsonText.value)
+    if (props.scene) {
       store.updateScene(props.scene.id, parsed)
+    } else {
+      const { scenes } = store.gameData
+      store.gameData = { ...parsed, scenes }
+    }
     saved.value = true
     setTimeout(() => { saved.value = false }, 2000)
   } catch (e: any) {
@@ -40,14 +50,14 @@ function onBlur() {
 </script>
 
 <template>
-  <div class="node-editor" v-if="scene">
+  <div class="node-editor" v-if="scene || jsonText">
     <div class="editor-header">
-      <h3>{{ scene.id }}</h3>
+      <h3>{{ scene ? scene.id : '全局配置' }}</h3>
       <div class="header-actions">
         <span v-if="saved" class="saved-hint">已保存</span>
         <span v-if="errorMsg" class="error-hint">JSON 错误: {{ errorMsg }}</span>
-        <button class="icon-btn danger" @click="emit('deleteScene', scene.id)" title="删除场景">🗑</button>
-        <button class="icon-btn" @click="emit('close')" title="关闭">✕</button>
+        <button v-if="scene" class="icon-btn danger" @click="emit('deleteScene', scene.id)" title="删除场景">删除场景</button>
+        <button v-if="scene" class="icon-btn" @click="emit('close')" title="关闭">关闭</button>
       </div>
     </div>
 
@@ -61,8 +71,8 @@ function onBlur() {
     ></textarea>
   </div>
 
-  <div class="node-editor empty-state" v-else>
-    <p>点击左侧画布中的节点来编辑</p>
+  <div class="node-editor empty-state" v-else-if="Object.keys(store.gameData.scenes).length === 0">
+    <p>加载或新建场景后开始编辑</p>
   </div>
 </template>