feat: Add self-approval message check

Signed-off-by: Qian Qian "Cubik"‎ <[email protected]>

README.md

@@ -107,7 +107,7 @@ In order to use the bot, the config file should be provided. Config file should
 Define the list of comments that will be considered as self-approval.
 
 ```yml
-self_approval_comments:
+self_approval_messages:
   - "I self-approve!"
   - "I self-certify!"
 ```

src/app.ts

@@ -9,6 +9,13 @@ export default (app: Probot) => {
     if (context.isBot) return;  // ignore bot comments
     if (!new IsMessageForApp(context).verify()) return; // ignore comments that don't mention the app
 
+    // Get configuration
+    const config: any = await context.config('self-approval.yml');
+
+    // The pull request and comment creators
+    const issueUser = context.payload.issue.user.login;
+    const reviewUser = context.payload.comment.user.login;
+
     // Get the comment sent by the user
     const comment = context.payload.comment.body;
     context.log("comment received: " + comment);
@@ -17,7 +24,16 @@ export default (app: Probot) => {
     const message = comment.split(" ").slice(1).join(" ");
     context.log("message from comment: " + message);
 
-    const issueUser = context.payload.issue.user.login;
-    const reviewUser = context.payload.comment.user.login;
+    // If the message is not in the list of self-approval messages, add a confused reaction
+    const isSelfApproval = config.self_approval_messages.includes(message);
+    context.log("is self approval: " + isSelfApproval);
+    if (!isSelfApproval) {
+      return context.octokit.reactions.createForIssueComment({
+        owner: context.payload.repository.owner.login,
+        repo: context.payload.repository.name,
+        comment_id: context.payload.comment.id,
+        content: "confused"
+      });
+    }
   });
 };