Add script to fetch PR review comments

scripts/gha/firebase_github.py

@@ -225,6 +225,49 @@ def get_reviews(token, pull_number):
  return results
 
 
+def get_pull_request_review_comments(token, pull_number, since=None): # Added since=None
+ """https://docs.github.com/en/rest/pulls/comments#list-review-comments-on-a-pull-request"""
+ url = f'{GITHUB_API_URL}/pulls/{pull_number}/comments'
+ headers = {'Accept': 'application/vnd.github.v3+json', 'Authorization': f'token {token}'}
+
+ page = 1
+ per_page = 100
+ results = []
+
+ # Base parameters for the API request
+ base_params = {'per_page': per_page}
+ if since:
+ base_params['since'] = since
+
+ while True: # Loop indefinitely until explicitly broken
+ current_page_params = base_params.copy()
+ current_page_params['page'] = page
+
+ try:
+ with requests_retry_session().get(url, headers=headers, params=current_page_params,
+ stream=True, timeout=TIMEOUT) as response:
+ response.raise_for_status()
+ # Log which page and if 'since' was used for clarity
+ logging.info("get_pull_request_review_comments: %s params %s response: %s", url, current_page_params, response)
+
+ current_page_results = response.json()
+ if not current_page_results: # No more results on this page
+ break # Exit loop, no more comments to fetch
+
+ results.extend(current_page_results)
+
+ # If fewer results than per_page were returned, it's the last page
+ if len(current_page_results) < per_page:
+ break # Exit loop, this was the last page
+
+ page += 1 # Increment page for the next iteration
+
+ except requests.exceptions.RequestException as e:
+ logging.error(f"Error fetching review comments (page {page}, params: {current_page_params}) for PR {pull_number}: {e}")
+ break # Stop trying if there's an error
+ return results
+
+
 def create_workflow_dispatch(token, workflow_id, ref, inputs):
  """https://docs.github.com/en/rest/reference/actions#create-a-workflow-dispatch-event"""
  url = f'{GITHUB_API_URL}/actions/workflows/{workflow_id}/dispatches'

scripts/gha/get_pr_review_comments.py

@@ -0,0 +1,170 @@
+#!/usr/bin/env python3
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Fetches and formats review comments from a GitHub Pull Request."""
+
+import argparse
+import os
+import sys
+import firebase_github # Assumes firebase_github.py is in the same directory or python path
+
+# Attempt to configure logging for firebase_github if absl is available
+try:
+ from absl import logging as absl_logging
+ # Set verbosity for absl logging if you want to see logs from firebase_github
+ # absl_logging.set_verbosity(absl_logging.INFO)
+except ImportError:
+ pass # firebase_github.py uses absl.logging.info, so this won't redirect.
+
+def main():
+ default_owner = firebase_github.OWNER
+ default_repo = firebase_github.REPO
+
+ parser = argparse.ArgumentParser(
+ description="Fetch review comments from a GitHub PR and format for use with Jules.",
+ formatter_class=argparse.RawTextHelpFormatter
+ )
+ parser.add_argument(
+ "--pull_number",
+ type=int,
+ required=True,
+ help="Pull request number."
+ )
+ parser.add_argument(
+ "--owner",
+ type=str,
+ default=default_owner,
+ help=f"Repository owner. Defaults to '{default_owner}'."
+ )
+ parser.add_argument(
+ "--repo",
+ type=str,
+ default=default_repo,
+ help=f"Repository name. Defaults to '{default_repo}'."
+ )
+ parser.add_argument(
+ "--token",
+ type=str,
+ default=os.environ.get("GITHUB_TOKEN"),
+ help="GitHub token. Can also be set via GITHUB_TOKEN env var."
+ )
+ parser.add_argument(
+ "--context-lines",
+ type=int,
+ default=10, # Default to 10 lines, 0 means full hunk.
+ help="Number of context lines from the diff hunk. Use 0 for the full hunk. "
+ "If > 0, shows the last N lines of the hunk. Default: 10."
+ )
+ parser.add_argument(
+ "--since",
+ type=str,
+ default=None,
+ help="Only show comments created at or after this ISO 8601 timestamp (e.g., YYYY-MM-DDTHH:MM:SSZ)."
+ )
+ parser.add_argument(
+ "--skip-outdated",
+ action="store_true",
+ help="If set, outdated comments will not be printed."
+ )
+
+ args = parser.parse_args()
+
+ if not args.token:
+ sys.stderr.write("Error: GitHub token not provided. Set GITHUB_TOKEN or use --token.\n")
+ sys.exit(1)
+
+ if args.owner != firebase_github.OWNER or args.repo != firebase_github.REPO:
+ repo_url = f"https://github.com/{args.owner}/{args.repo}"
+ if not firebase_github.set_repo_url(repo_url):
+ sys.stderr.write(f"Error: Invalid repo URL: {args.owner}/{args.repo}. Expected https://github.com/owner/repo\n")
+ sys.exit(1)
+ print(f"Targeting repository: {firebase_github.OWNER}/{firebase_github.REPO}", file=sys.stderr)
+
+ print(f"Fetching comments for PR #{args.pull_number} from {firebase_github.OWNER}/{firebase_github.REPO}...", file=sys.stderr)
+ if args.since:
+ print(f"Filtering comments created since: {args.since}", file=sys.stderr)
+ if args.skip_outdated:
+ print("Skipping outdated comments.", file=sys.stderr)
+
+
+ comments = firebase_github.get_pull_request_review_comments(
+ args.token,
+ args.pull_number,
+ since=args.since
+ )
+
+ if not comments:
+ print(f"No review comments found for PR #{args.pull_number} (or matching filters), or an error occurred.", file=sys.stderr)
+ return
+
+ print("\n--- Review Comments ---")
+ for comment in comments:
+ # Determine outdated status and effective line for display
+ is_outdated = comment.get("position") is None
+
+ if args.skip_outdated and is_outdated:
+ continue
+
+ line_to_display = comment.get("original_line") if is_outdated else comment.get("line")
+ # Ensure line_to_display has a fallback if None from both
+ if line_to_display is None: line_to_display = "N/A"
+
+
+ user = comment.get("user", {}).get("login", "Unknown user")
+ path = comment.get("path", "N/A")
+
+ body = comment.get("body", "").strip()
+ if not body: # Skip comments with no actual text body
+ continue
+
+ diff_hunk = comment.get("diff_hunk")
+ html_url = comment.get("html_url", "N/A")
+ comment_id = comment.get("id")
+ in_reply_to_id = comment.get("in_reply_to_id")
+ created_at = comment.get("created_at")
+
+ status_text = "[OUTDATED]" if is_outdated else "[CURRENT]"
+
+ # Start printing comment details
+ print(f"Comment by: {user} (ID: {comment_id}){f' (In Reply To: {in_reply_to_id})' if in_reply_to_id else ''}")
+ if created_at:
+ print(f"Timestamp: {created_at}")
+
+ print(f"Status: {status_text}")
+ print(f"File: {path}")
+ print(f"Line in File Diff: {line_to_display}")
+ print(f"URL: {html_url}")
+
+ print("--- Diff Hunk Context ---")
+ if diff_hunk and diff_hunk.strip():
+ hunk_lines = diff_hunk.split('\n')
+ if args.context_lines == 0: # User wants the full hunk
+ print(diff_hunk)
+ elif args.context_lines > 0: # User wants N lines of context (last N lines)
+ lines_to_print_count = args.context_lines
+ actual_lines_to_print = hunk_lines[-lines_to_print_count:]
+ for line_content in actual_lines_to_print:
+ print(line_content)
+ # If context_lines < 0, argparse should ideally prevent this or it's handled by default type int.
+ # No explicit handling here means it might behave unexpectedly or error if not positive/zero.
+ else:
+ print("(No diff hunk available for this comment)")
+
+ print("--- Comment ---")
+ print(body)
+ print("----------------------------------------\n")
+
+if __name__ == "__main__":
+ main()