make the request even more generic

src/facebook-api.js

@@ -8,22 +8,10 @@ const {
   sleep,
 } = require('./logic');
 const fetch = require('node-fetch');
-
 const last = require('ramda/src/last');
 
-const do_events_request = async (page_id, doc_id, cursor = null) => {
+const do_request = async (doc_id, variables) => {
   const params = new URLSearchParams();
-
-  let variables = {
-    pageID: `${page_id}`,
-    allowedStates: ['PUBLISHED', 'CANCELED'],
-    cacheBreaker: 0,
-  };
-
-  if (cursor !== null) {
-    variables = { ...variables, count: 20, cursor };
-  }
-
   params.append('doc_id', doc_id);
   params.append('variables', JSON.stringify(variables));
 
@@ -58,6 +46,21 @@ const do_events_request = async (page_id, doc_id, cursor = null) => {
   return res;
 };
 
+const do_events_request = async (page_id, doc_id, cursor = null) => {
+  let variables = {
+    pageID: `${page_id}`,
+    allowedStates: ['PUBLISHED', 'CANCELED'],
+    cacheBreaker: 0,
+  };
+
+  if (cursor !== null) {
+    variables = { ...variables, count: 20, cursor };
+  }
+
+  const res = await do_request(doc_id, variables);
+  return res;
+};
+
 const get_events = async (page_id, doc_id, get_events_from_page, events) => {
   let { edges, cursor } = events;
   let next = cursor !== null;