WIP

src/index.mjs

@@ -1,3 +1,79 @@
-export default function() {
-  // es6 module code goes here
+import createRepo from './lib/create_repo.mjs';
+import getComments from './lib/get_comments.mjs';
+import getPull from './lib/get_pull.mjs';
+import getCommits from './lib/get_commits.mjs';
+import getCommitStatus from './lib/get_commit_status.mjs';
+import History from './lib/history.mjs';
+
+export default async function() {
+  // parse repo name from cli and create repo instance
+  const repo = createRepo(process.argv.splice(2)[0]);
+
+  // load the history module
+  const history = new History();
+
+  // fetch comment info from event stream, filter for only new comments
+  const comments = (await getComments(repo, {
+    body: /build failed/i,
+    actor: 'elasticmachine',
+  })).filter(comment => true /*!history.get(comment.id)*/);
+
+  console.log(
+    comments
+      .map(comment => {
+        history.add(comment); // temp
+        return comment.number;
+      })
+      .join(',')
+  );
+
+  // read pull data, filter out any closed pulls
+  const pulls = (await Promise.all(
+    comments.map(async comment => {
+      const pull = await getPull(repo, comment.number);
+      if (pull.state !== 'open') return false;
+      return { comment, pull };
+    })
+  )).filter(Boolean);
+
+  const commits = await Promise.all(pulls.map(pull => getCommits(repo, pull.number, true)));
+
+  const buildStatus = await getCommitStatus(repo, commits[1].sha);
+
+  console.log(buildStatus);
+  process.exit();
+
+  Promise.resolve()
+
+    .then(commit =>
+      // get the status of the commit
+      repo.commits(commit.sha).statuses.fetch()
+    )
+    .then(statuses => {
+      if (statuses.lastPage) return statuses.lastPage.fetch();
+      return statuses;
+    })
+    .then(({ items }) => {
+      const buildStatus = items.find(item => item.context === 'kibana-ci');
+      // status will be one of: error, failure, pending, success
+      // we should skip the retest if the state is pending or success
+      console.log(`PR state: ${buildStatus.state}`);
+      return buildStatus;
+    })
+    .catch(err => console.error(err));
+
+  /*
+
+  TODO:
+
+  - [ ] keep track of seen comment ids, only process new ones
+  - [x] check the pr's status and only retest if no longer "Pending"
+  - [ ] add a retest comment
+    - POST /repos/:owner/:repo/issues/:number/comments
+  - [ ] delete the build comment
+    - DELETE /repos/:owner/:repo/issues/comments/:comment_id
+  - [ ] delete ALL build failure comments
+  - [ ] delete the retest comment
+
+  */
 }