event_name is no longer input and workflow run event supported

Author: tulga-bytes

action.yml

@@ -9,9 +9,6 @@ inputs:
   github_token:
     description: 'GitHub token for API access'
     required: true
-  event_name:
-    description: 'The GitHub event name (pull_request, pull_request_review_comment, or issue_comment)'
-    required: true
   prompt:
     description: 'The prompt to send to Auggie agent'
     required: true
@@ -54,11 +51,11 @@ runs:
       shell: bash
       env:
         INPUT_GITHUB_TOKEN: ${{ inputs.github_token }}
-        INPUT_EVENT_NAME: ${{ inputs.event_name }}
         INPUT_PROMPT: ${{ inputs.prompt }}
         INPUT_AUGMENT_API_KEY: ${{ inputs.augment_api_key }}
         INPUT_AUGMENT_API_URL: ${{ inputs.augment_api_url }}
         INPUT_WORKSPACE_ROOT: ${{ inputs.workspace_root }}
         GITHUB_REPOSITORY: ${{ github.repository }}
+        GITHUB_EVENT_NAME: ${{ github.event_name }}
         GITHUB_STEP_SUMMARY: ${{ env.GITHUB_STEP_SUMMARY }}
 

src/utils/index.test.ts

@@ -1,5 +1,5 @@
 import { afterEach, beforeEach, describe, expect, test } from "bun:test";
-import { getInput, parseRepository } from "./index";
+import { getInput, parseRepository, getEventName } from "./index";
 
 describe("getInput", () => {
   const originalEnv = process.env;
@@ -127,3 +127,46 @@ describe("parseRepository", () => {
     expect(result).toEqual({ owner: "owner", repo: "repo" });
   });
 });
+
+describe("getEventName", () => {
+  const originalEnv = process.env;
+
+  beforeEach(() => {
+    // Reset environment before each test
+    process.env = { ...originalEnv };
+  });
+
+  afterEach(() => {
+    // Restore original environment after each test
+    process.env = originalEnv;
+  });
+
+  test("should get event name from GITHUB_EVENT_NAME", () => {
+    process.env.GITHUB_EVENT_NAME = "pull_request";
+    expect(getEventName()).toBe("pull_request");
+  });
+
+  test("should get workflow_run event name", () => {
+    process.env.GITHUB_EVENT_NAME = "workflow_run";
+    expect(getEventName()).toBe("workflow_run");
+  });
+
+  test("should get issue_comment event name", () => {
+    process.env.GITHUB_EVENT_NAME = "issue_comment";
+    expect(getEventName()).toBe("issue_comment");
+  });
+
+  test("should throw error when GITHUB_EVENT_NAME is not set", () => {
+    process.env.GITHUB_EVENT_NAME = undefined;
+    expect(() => getEventName()).toThrow(
+      "GITHUB_EVENT_NAME environment variable not found"
+    );
+  });
+
+  test("should throw error when GITHUB_EVENT_NAME is empty", () => {
+    process.env.GITHUB_EVENT_NAME = "";
+    expect(() => getEventName()).toThrow(
+      "GITHUB_EVENT_NAME environment variable not found"
+    );
+  });
+});

src/utils/index.ts

@@ -98,16 +98,37 @@ type ReactToCommentParams = {
   eventName: string;
 };
 
+// Event types that support comment reactions
+const COMMENT_EVENT_TYPES = [
+  "issue_comment",
+  "pull_request_review_comment",
+] as const;
+
+type CommentEventType = (typeof COMMENT_EVENT_TYPES)[number];
+
+function isCommentEvent(eventName: string): eventName is CommentEventType {
+  return COMMENT_EVENT_TYPES.includes(eventName as CommentEventType);
+}
+
 /**
  * React to a comment with an emoji
  * Extracts comment ID from event payload and reacts if present
+ * Gracefully skips for non-comment events (e.g., workflow_run, pull_request)
  */
 export async function reactToComment({
   octokit,
   owner,
   repo,
   eventName,
 }: ReactToCommentParams): Promise<void> {
+  // Skip reaction for non-comment events
+  if (!isCommentEvent(eventName)) {
+    core.info(
+      `ℹ️ Event type '${eventName}' does not support comment reactions, skipping`,
+    );
+    return;
+  }
+
   // Extract comment_id from GitHub event payload
   const commentId = getCommentIdFromEvent();
 
@@ -136,8 +157,6 @@ export async function reactToComment({
       comment_id: commentId,
       content: "eyes",
     });
-  } else {
-    throw new Error(`Unsupported event type: ${eventName}`);
   }
 
   core.info(`✅ Successfully added :eyes: reaction to comment ${commentId}`);
@@ -153,9 +172,20 @@ type AuggieParams = {
   commentBody: string | undefined;
 };
 
+/**
+ * Get the GitHub event name from environment variable
+ */
+export function getEventName(): string {
+  const eventName = process.env.GITHUB_EVENT_NAME;
+  if (!eventName) {
+    throw new Error("GITHUB_EVENT_NAME environment variable not found");
+  }
+  return eventName;
+}
+
 export function getAuggieParams(): AuggieParams {
   const githubToken = getInput("github_token", true);
-  const eventName = getInput("event_name", true);
+  const eventName = getEventName();
   const prompt = getInput("prompt", true);
   const augmentApiKey = getInput("augment_api_key", true);
   const augmentApiUrl = getInput("augment_api_url", true);