fix: text message send (#15)

* fix: Jimps[0] undefined

* fix: seq may not change when asynchronous uploading

* fix: seq may not change when asynchronous uploading

no random, but additional memory and time expenses

* fix: error

---------

Co-authored-by: 时瑾 <shijinn520@gmail.com>

src/utils/common.ts

@@ -201,15 +201,15 @@ class Common {
     data?: QRRes
   }> {
     const urls = this.getUrls(text)
-    const data = await this.getQrCode(urls)
+    const data = urls.length ? (await this.getQrCode(urls)) : undefined
 
     /** 使用for循环来替换字符串 保证一致性 */
     for (const url of urls) {
       text = text.replace(url, '[请扫码查看]')
     }
     return {
       text,
-      data: urls.length ? data : undefined,
+      data,
     }
   }