修复layui悬浮窗错误不加载

src/core/globals.js

@@ -12,6 +12,9 @@ if (typeof $.trim !== 'function') {
         return text == null ? '' : (text + '').trim();
     };
 }
+if (typeof jQuery !== 'undefined' && typeof layer === 'undefined') {
+    await import('layui-layer');
+}
 window.localforage = localforage;
 window.Toastify = Toastify;
 window.md5 = md5;

src/core/utils.js

@@ -98,7 +98,7 @@ class Utils {
         }
         if (!viewerExists) {
             this.layerIndexStack.pop();
-            layer.close(topLayerIndex);
+            typeof layer !== 'undefined' && layer.close(topLayerIndex);
         }
     }
     setupEscClose(layerIndex) {