fix go to first commit

Author: hoang.tran12

scripts/github_goToFirstCommit.js

@@ -20,41 +20,44 @@ export default {
     // args[1] is the `orgname/repo` url fragment
     // args[2] is the optional branch or hash
 
-    return (
-      fetch(
-        "https://api.github.com/repos/" +
-          args[1] +
-          "/commits?sha=" +
-          (args[2] || "")
-      )
-        // the link header has additional urls for paging
-        // parse the original JSON for the case where no other pages exist
-        .then((res) => Promise.all([res.headers.get("link"), res.json()]))
-
-        // get last page of commits
-        .then((results) => {
-          // results[0] is the link
-          // results[1] is the first page of commits
-
-          if (results[0]) {
-            // the link contains two urls in the form
-            // <https://github.com/...>; rel=blah, <https://github.com/...>; rel=thelastpage
-            // split the url out of the string
-            var pageurl = results[0].split(",")[1].split(";")[0].slice(2, -1);
-            // fetch the last page
-            return fetch(pageurl).then((res) => res.json());
-          }
-
-          // if no link, we know we're on the only page
-          return results[1];
-        })
-
-        // get the last commit and extract the url
-        .then((commits) => commits.pop().html_url)
-
-        // navigate there
-        .then((url) => (window.location = url))
-    );
+    if (!args || !args[1]) {
+      alert("Vui lòng mở 1 trang repo github rồi chạy lại chức năng.");
+      return;
+    }
+
+    fetch(
+      "https://api.github.com/repos/" +
+        args[1] +
+        "/commits?sha=" +
+        (args[2] || "")
+    )
+      // the link header has additional urls for paging
+      // parse the original JSON for the case where no other pages exist
+      .then((res) => Promise.all([res.headers.get("link"), res.json()]))
+
+      // get last page of commits
+      .then((results) => {
+        // results[0] is the link
+        // results[1] is the first page of commits
+
+        if (results[0]) {
+          // the link contains two urls in the form
+          // <https://github.com/...>; rel=blah, <https://github.com/...>; rel=thelastpage
+          // split the url out of the string
+          var pageurl = results[0].split(",")[1].split(";")[0].slice(2, -1);
+          // fetch the last page
+          return fetch(pageurl).then((res) => res.json());
+        }
+
+        // if no link, we know we're on the only page
+        return results[1];
+      })
+
+      // get the last commit and extract the url
+      .then((commits) => commits.pop().html_url)
+
+      // navigate there
+      .then((url) => (window.location = url));
   },
 };