mirror of
https://github.com/qodo-ai/pr-agent.git
synced 2025-07-02 03:40:38 +08:00
400 lines
12 KiB
Python
400 lines
12 KiB
Python
import json
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import os
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import pathlib
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import shutil
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import subprocess
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import uuid
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from collections import Counter, namedtuple
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from pathlib import Path
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from tempfile import NamedTemporaryFile, mkdtemp
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import requests
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import urllib3.util
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from git import Repo
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from pr_agent.config_loader import get_settings
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from pr_agent.git_providers.git_provider import GitProvider
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from pr_agent.algo.types import EDIT_TYPE, FilePatchInfo
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from pr_agent.git_providers.local_git_provider import PullRequestMimic
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from pr_agent.log import get_logger
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def _call(*command, **kwargs) -> (int, str, str):
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res = subprocess.run(
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command,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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check=True,
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**kwargs,
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)
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return res.stdout.decode()
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def clone(url, directory):
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get_logger().info("Cloning %s to %s", url, directory)
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stdout = _call('git', 'clone', "--depth", "1", url, directory)
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get_logger().info(stdout)
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def fetch(url, refspec, cwd):
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get_logger().info("Fetching %s %s", url, refspec)
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stdout = _call(
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'git', 'fetch', '--depth', '2', url, refspec,
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cwd=cwd
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)
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get_logger().info(stdout)
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def checkout(cwd):
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get_logger().info("Checking out")
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stdout = _call('git', 'checkout', "FETCH_HEAD", cwd=cwd)
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get_logger().info(stdout)
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def show(*args, cwd=None):
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get_logger().info("Show")
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return _call('git', 'show', *args, cwd=cwd)
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def diff(*args, cwd=None):
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get_logger().info("Diff")
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patch = _call('git', 'diff', *args, cwd=cwd)
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if not patch:
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get_logger().warning("No changes found")
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return
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return patch
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def reset_local_changes(cwd):
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get_logger().info("Reset local changes")
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_call('git', 'checkout', "--force", cwd=cwd)
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def add_comment(url: urllib3.util.Url, refspec, message):
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*_, patchset, changenum = refspec.rsplit("/")
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message = "'" + message.replace("'", "'\"'\"'") + "'"
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return _call(
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"ssh",
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"-p", str(url.port),
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f"{url.auth}@{url.host}",
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"gerrit", "review",
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"--message", message,
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# "--code-review", score,
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f"{patchset},{changenum}",
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)
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def list_comments(url: urllib3.util.Url, refspec):
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*_, patchset, _ = refspec.rsplit("/")
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stdout = _call(
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"ssh",
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"-p", str(url.port),
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f"{url.auth}@{url.host}",
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"gerrit", "query",
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"--comments",
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"--current-patch-set", patchset,
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"--format", "JSON",
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)
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change_set, *_ = stdout.splitlines()
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return json.loads(change_set)["currentPatchSet"]["comments"]
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def prepare_repo(url: urllib3.util.Url, project, refspec):
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repo_url = (f"{url.scheme}://{url.auth}@{url.host}:{url.port}/{project}")
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directory = pathlib.Path(mkdtemp())
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clone(repo_url, directory),
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fetch(repo_url, refspec, cwd=directory)
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checkout(cwd=directory)
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return directory
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def adopt_to_gerrit_message(message):
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lines = message.splitlines()
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buf = []
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for line in lines:
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# remove markdown formatting
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line = (line.replace("*", "")
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.replace("``", "`")
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.replace("<details>", "")
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.replace("</details>", "")
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.replace("<summary>", "")
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.replace("</summary>", ""))
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line = line.strip()
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if line.startswith('#'):
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buf.append("\n" +
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line.replace('#', '').removesuffix(":").strip() +
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":")
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continue
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elif line.startswith('-'):
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buf.append(line.removeprefix('-').strip())
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continue
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else:
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buf.append(line)
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return "\n".join(buf).strip()
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def add_suggestion(src_filename, context: str, start, end: int):
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with (
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NamedTemporaryFile("w", delete=False) as tmp,
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open(src_filename, "r") as src
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):
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lines = src.readlines()
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tmp.writelines(lines[:start - 1])
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if context:
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tmp.write(context)
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tmp.writelines(lines[end:])
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shutil.copy(tmp.name, src_filename)
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os.remove(tmp.name)
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def upload_patch(patch, path):
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patch_server_endpoint = get_settings().get(
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'gerrit.patch_server_endpoint')
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patch_server_token = get_settings().get(
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'gerrit.patch_server_token')
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response = requests.post(
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patch_server_endpoint,
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json={
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"content": patch,
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"path": path,
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},
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headers={
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"Content-Type": "application/json",
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"Authorization": f"Bearer {patch_server_token}",
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}
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)
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response.raise_for_status()
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patch_server_endpoint = patch_server_endpoint.rstrip("/")
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return patch_server_endpoint + "/" + path
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class GerritProvider(GitProvider):
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def __init__(self, key: str, incremental=False):
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self.project, self.refspec = key.split(':')
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assert self.project, "Project name is required"
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assert self.refspec, "Refspec is required"
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base_url = get_settings().get('gerrit.url')
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assert base_url, "Gerrit URL is required"
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user = get_settings().get('gerrit.user')
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assert user, "Gerrit user is required"
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parsed = urllib3.util.parse_url(base_url)
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self.parsed_url = urllib3.util.parse_url(
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f"{parsed.scheme}://{user}@{parsed.host}:{parsed.port}"
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)
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self.repo_path = prepare_repo(
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self.parsed_url, self.project, self.refspec
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)
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self.repo = Repo(self.repo_path)
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assert self.repo
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self.pr_url = base_url
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self.pr = PullRequestMimic(self.get_pr_title(), self.get_diff_files())
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def get_pr_title(self):
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"""
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Substitutes the branch-name as the PR-mimic title.
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"""
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return self.repo.branches[0].name
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def get_issue_comments(self):
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comments = list_comments(self.parsed_url, self.refspec)
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Comments = namedtuple('Comments', ['reversed'])
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Comment = namedtuple('Comment', ['body'])
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return Comments([Comment(c['message']) for c in reversed(comments)])
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def get_pr_labels(self, update=False):
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raise NotImplementedError(
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'Getting labels is not implemented for the gerrit provider')
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def add_eyes_reaction(self, issue_comment_id: int, disable_eyes: bool = False):
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raise NotImplementedError(
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'Adding reactions is not implemented for the gerrit provider')
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def remove_reaction(self, issue_comment_id: int, reaction_id: int):
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raise NotImplementedError(
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'Removing reactions is not implemented for the gerrit provider')
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def get_commit_messages(self):
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return [self.repo.head.commit.message]
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def get_repo_settings(self):
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try:
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with open(self.repo_path / ".pr_agent.toml", 'rb') as f:
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contents = f.read()
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return contents
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except OSError:
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return b""
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def get_diff_files(self) -> list[FilePatchInfo]:
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diffs = self.repo.head.commit.diff(
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self.repo.head.commit.parents[0], # previous commit
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create_patch=True,
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R=True
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)
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diff_files = []
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for diff_item in diffs:
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if diff_item.a_blob is not None:
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original_file_content_str = (
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diff_item.a_blob.data_stream.read().decode('utf-8')
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)
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else:
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original_file_content_str = "" # empty file
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if diff_item.b_blob is not None:
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new_file_content_str = diff_item.b_blob.data_stream.read(). \
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decode('utf-8')
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else:
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new_file_content_str = "" # empty file
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edit_type = EDIT_TYPE.MODIFIED
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if diff_item.new_file:
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edit_type = EDIT_TYPE.ADDED
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elif diff_item.deleted_file:
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edit_type = EDIT_TYPE.DELETED
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elif diff_item.renamed_file:
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edit_type = EDIT_TYPE.RENAMED
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diff_files.append(
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FilePatchInfo(
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original_file_content_str,
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new_file_content_str,
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diff_item.diff.decode('utf-8'),
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diff_item.b_path,
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edit_type=edit_type,
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old_filename=None
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if diff_item.a_path == diff_item.b_path
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else diff_item.a_path
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)
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)
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self.diff_files = diff_files
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return diff_files
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def get_files(self):
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diff_index = self.repo.head.commit.diff(
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self.repo.head.commit.parents[0], # previous commit
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R=True
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)
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# Get the list of changed files
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diff_files = [item.a_path for item in diff_index]
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return diff_files
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def get_languages(self):
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"""
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Calculate percentage of languages in repository. Used for hunk
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prioritisation.
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"""
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# Get all files in repository
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filepaths = [Path(item.path) for item in
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self.repo.tree().traverse() if item.type == 'blob']
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# Identify language by file extension and count
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lang_count = Counter(
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ext.lstrip('.') for filepath in filepaths for ext in
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[filepath.suffix.lower()])
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# Convert counts to percentages
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total_files = len(filepaths)
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lang_percentage = {lang: count / total_files * 100 for lang, count
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in lang_count.items()}
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return lang_percentage
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def get_pr_description_full(self):
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return self.repo.head.commit.message
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def get_user_id(self):
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return self.repo.head.commit.author.email
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def is_supported(self, capability: str) -> bool:
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if capability in [
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# 'get_issue_comments',
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'create_inline_comment',
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'publish_inline_comments',
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'get_labels',
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'gfm_markdown'
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]:
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return False
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return True
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def split_suggestion(self, msg) -> tuple[str, str]:
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is_code_context = False
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description = []
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context = []
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for line in msg.splitlines():
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if line.startswith('```suggestion'):
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is_code_context = True
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continue
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if line.startswith('```'):
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is_code_context = False
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continue
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if is_code_context:
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context.append(line)
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else:
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description.append(
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line.replace('*', '')
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)
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return (
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'\n'.join(description),
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'\n'.join(context) + '\n' if context else ''
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)
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def publish_code_suggestions(self, code_suggestions: list):
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msg = []
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for suggestion in code_suggestions:
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description, code = self.split_suggestion(suggestion['body'])
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add_suggestion(
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pathlib.Path(self.repo_path) / suggestion["relevant_file"],
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code,
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suggestion["relevant_lines_start"],
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suggestion["relevant_lines_end"],
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)
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patch = diff(cwd=self.repo_path)
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patch_id = uuid.uuid4().hex[0:4]
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path = "/".join(["codium-ai", self.refspec, patch_id])
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full_path = upload_patch(patch, path)
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reset_local_changes(self.repo_path)
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msg.append(f'* {description}\n{full_path}')
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if msg:
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add_comment(self.parsed_url, self.refspec, "\n".join(msg))
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return True
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def publish_comment(self, pr_comment: str, is_temporary: bool = False):
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if not is_temporary:
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msg = adopt_to_gerrit_message(pr_comment)
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add_comment(self.parsed_url, self.refspec, msg)
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def publish_description(self, pr_title: str, pr_body: str):
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msg = adopt_to_gerrit_message(pr_body)
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add_comment(self.parsed_url, self.refspec, pr_title + '\n' + msg)
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def publish_inline_comments(self, comments: list[dict]):
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raise NotImplementedError(
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'Publishing inline comments is not implemented for the gerrit '
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'provider')
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def publish_inline_comment(self, body: str, relevant_file: str,
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relevant_line_in_file: str, original_suggestion=None):
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raise NotImplementedError(
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'Publishing inline comments is not implemented for the gerrit '
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'provider')
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def publish_labels(self, labels):
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# Not applicable to the local git provider,
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# but required by the interface
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pass
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def remove_initial_comment(self):
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# remove repo, cloned in previous steps
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# shutil.rmtree(self.repo_path)
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pass
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def remove_comment(self, comment):
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pass
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def get_pr_branch(self):
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return self.repo.head
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