Use nodejs like a pro.

Author: adiroiban

.github/scripts/pr_comment.js

@@ -7,7 +7,8 @@ Update the content of the existing comment.
 
 https://octokit.github.io/rest.js/v19
 */
-module.exports = async ({octokit_rest, context, process}) => {
+module.exports = async ({github, context, process}) => {
+    var octokit_rest = github
     if (context.eventName != "pull_request") {
         // Only PR are supported.
         return
@@ -24,21 +25,25 @@ module.exports = async ({octokit_rest, context, process}) => {
     */
     var doAction = async function() {
 
+        console.log(context)
+
         fs = require('fs');
-        var body = fs.readFile(
-            process.env.GITHUB_WORKSPACE + "/" + process.env.COMMENT_BODY)
 
-        var comments = await octokit.rest.issues.listComments({
+        const body = fs.readFileSync(
+            process.env.GITHUB_WORKSPACE + "/" + process.env.COMMENT_BODY, 'utf8');
+
+        var comments = await octokit_rest.issues.listComments({
             owner: context.repo.owner,
             repo: context.repo.repo,
-            issue_number: context.event.number,
+            issue_number: context.payload.number,
           })
+
         console.log(comments)
 
         await octokit_rest.issues.createComment({
             owner: context.repo.owner,
             repo: context.repo.repo,
-            issue_number: context.event.number,
+            issue_number: context.payload.number,
             body: body,
           })