修正佛前供灯bug

src/util/index.js

@@ -5,5 +5,16 @@ export default {
             search += `${i}=${obj[i]}&`
         }
         return search.slice(0, -1);
+    },
+    addExternalParamsToQuery(url, key, value){
+        const hasQuery = url.indexOf('?') > -1
+        url = url.split('?')
+        const before = url.shift()
+        let after = url.join('&')
+        const searchParams = new URLSearchParams(after);
+        if(!searchParams.has(key)){
+            return before+'?'+after+'&'+key+'='+value;
+        }
+        return before+(hasQuery ? '?': '&') + after;
     }
 }