Support adding / removing reaction from comments in GitHub different servers

pr_agent/git_providers/bitbucket_provider.py

@@ -89,6 +89,12 @@ class BitbucketProvider:
     def get_issue_comments(self):
         raise NotImplementedError("Bitbucket provider does not support issue comments yet")
 
+    def add_eyes_reaction(self, issue_comment_id: int) -> Optional[int]:
+        return True
+
+    def remove_reaction(self, issue_comment_id: int, reaction_id: int) -> bool:
+        return True
+
     @staticmethod
     def _parse_pr_url(pr_url: str) -> Tuple[str, int]:
         parsed_url = urlparse(pr_url)

pr_agent/git_providers/git_provider.py

@@ -3,6 +3,7 @@ from dataclasses import dataclass
 
 # enum EDIT_TYPE (ADDED, DELETED, MODIFIED, RENAMED)
 from enum import Enum
+from typing import Optional
 
 
 class EDIT_TYPE(Enum):
@@ -88,6 +89,13 @@ class GitProvider(ABC):
     def get_issue_comments(self):
         pass
 
+    @abstractmethod
+    def add_eyes_reaction(self, issue_comment_id: int) -> Optional[int]:
+        pass
+
+    @abstractmethod
+    def remove_reaction(self, issue_comment_id: int, reaction_id: int) -> bool:
+        pass
 
 def get_main_pr_language(languages, files) -> str:
     """

pr_agent/git_providers/github_provider.py

@@ -2,10 +2,10 @@ import logging
 import hashlib
 
 from datetime import datetime
-from typing import Optional, Tuple
+from typing import Optional, Tuple, Any
 from urllib.parse import urlparse
 
-from github import AppAuthentication, Auth, Github, GithubException
+from github import AppAuthentication, Auth, Github, GithubException, Reaction
 from retry import retry
 from starlette_context import context
 
@@ -263,6 +263,23 @@ class GithubProvider(GitProvider):
         except Exception:
             return ""
 
+    def add_eyes_reaction(self, issue_comment_id: int) -> Optional[int]:
+        try:
+            reaction = self.pr.get_issue_comment(issue_comment_id).create_reaction("eyes")
+            return reaction.id
+        except Exception as e:
+            logging.exception(f"Failed to add eyes reaction, error: {e}")
+            return None
+
+    def remove_reaction(self, issue_comment_id: int, reaction_id: int) -> bool:
+        try:
+            self.pr.get_issue_comment(issue_comment_id).delete_reaction(reaction_id)
+            return True
+        except Exception as e:
+            logging.exception(f"Failed to remove eyes reaction, error: {e}")
+            return False
+
+
     @staticmethod
     def _parse_pr_url(pr_url: str) -> Tuple[str, int]:
         parsed_url = urlparse(pr_url)

pr_agent/git_providers/gitlab_provider.py

@@ -287,6 +287,12 @@ class GitLabProvider(GitProvider):
         except Exception:
             return ""
 
+    def add_eyes_reaction(self, issue_comment_id: int) -> Optional[int]:
+        return True
+
+    def remove_reaction(self, issue_comment_id: int, reaction_id: int) -> bool:
+        return True
+
     def _parse_merge_request_url(self, merge_request_url: str) -> Tuple[str, int]:
         parsed_url = urlparse(merge_request_url)
 

pr_agent/servers/github_action_runner.py

@@ -4,6 +4,7 @@ import os
 
 from pr_agent.agent.pr_agent import PRAgent
 from pr_agent.config_loader import get_settings
+from pr_agent.git_providers import get_git_provider
 from pr_agent.tools.pr_reviewer import PRReviewer
 
 
@@ -61,7 +62,12 @@ async def run_action():
                 pr_url = event_payload.get("issue", {}).get("pull_request", {}).get("url")
                 if pr_url:
                     body = comment_body.strip().lower()
+                    comment_id = event_payload.get("comment", {}).get("id")
+                    provider = get_git_provider()(pr_url=pr_url)
+                    added_reaction = provider.add_eyes_reaction(comment_id)
                     await PRAgent().handle_request(pr_url, body)
+                    if added_reaction:
+                        provider.remove_reaction(comment_id, added_reaction)
 
 
 if __name__ == '__main__':

pr_agent/servers/github_app.py

@@ -11,6 +11,7 @@ from starlette_context.middleware import RawContextMiddleware
 
 from pr_agent.agent.pr_agent import PRAgent
 from pr_agent.config_loader import get_settings, global_settings
+from pr_agent.git_providers import get_git_provider
 from pr_agent.servers.utils import verify_signature
 
 logging.basicConfig(stream=sys.stdout, level=logging.DEBUG)
@@ -80,7 +81,13 @@ async def handle_request(body: Dict[str, Any]):
             return {}
         pull_request = body["issue"]["pull_request"]
         api_url = pull_request.get("url")
+        comment_id = body.get("comment", {}).get("id")
+        provider = get_git_provider()(pr_url=api_url)
+        added_reaction = provider.add_eyes_reaction(comment_id)
         await agent.handle_request(api_url, comment_body)
+        if added_reaction:
+            provider.remove_reaction(comment_id, added_reaction)
+
 
     elif action == "opened" or 'reopened' in action:
         pull_request = body.get("pull_request")

pr_agent/servers/github_polling.py

@@ -98,8 +98,12 @@ async def polling_loop():
                                             if user_tag not in comment_body:
                                                 continue
                                             rest_of_comment = comment_body.split(user_tag)[1].strip()
-
+                                            comment_id = comment['id']
+                                            git_provider.set_pr(pr_url)
+                                            added_reaction = git_provider.add_eyes_reaction(comment_id)
                                             success = await agent.handle_request(pr_url, rest_of_comment)
+                                            if added_reaction:
+                                                git_provider.remove_reaction(comment_id, added_reaction)
                                             if not success:
                                                 git_provider.set_pr(pr_url)
                                                 git_provider.publish_comment("### How to use PR-Agent\n" +