feat：修改客服

uni_modules/hashmall-customer-service/js_sdk/api.js

@@ -46,10 +46,11 @@ export function getCurrentMember() {
 }
 
 export function getMessages({ userId, conversationId, page = 1, pageSize = 80 }) {
+  const data = conversationId ? { userId, conversationId, page, pageSize } : { userId, page, pageSize }
   return kefuRequest({
     url: '/kefu/user/messages',
     method: 'get',
-    data: { userId, conversationId, page, pageSize }
+    data: data
   }).then(result => result.data || {})
 }