Fusion
108 lines
3.5 KiB
Python
108 lines
3.5 KiB
Python
"""Local Git subprocess interface."""
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import abc
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import subprocess
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from pathlib import Path
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from typing import Any
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class GitOperations(abc.ABC):
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"""Local Git subprocess interface.
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This abstraction is separate from :class:`~app.git.provider.GitProvider`,
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which handles remote provider API operations.
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"""
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@abc.abstractmethod
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def clone(self, git_url: str, dest: Path, credential_id: str) -> None:
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"""Clone *git_url* into *dest* using *credential_id*."""
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@abc.abstractmethod
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def fetch(self, repo_path: Path, credential_id: str) -> None:
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"""Fetch updates for the repository at *repo_path*."""
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@abc.abstractmethod
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def push(self, repo_path: Path, credential_id: str) -> None:
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"""Push local commits for the repository at *repo_path*."""
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@abc.abstractmethod
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def get_status(self, repo_path: Path) -> dict[str, Any]:
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"""Return the working-tree status of the repository at *repo_path*."""
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class LocalGitOperations(GitOperations):
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"""Git operations backed by the local ``git`` CLI."""
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def clone(self, git_url: str, dest: Path, credential_id: str) -> None:
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raise NotImplementedError(
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"Credential-aware subprocess invocation will be implemented in a follow-up task"
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)
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def fetch(self, repo_path: Path, credential_id: str) -> None:
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raise NotImplementedError(
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"Credential-aware subprocess invocation will be implemented in a follow-up task"
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)
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def push(self, repo_path: Path, credential_id: str) -> None:
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raise NotImplementedError(
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"Credential-aware subprocess invocation will be implemented in a follow-up task"
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)
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def get_status(self, repo_path: Path) -> dict[str, Any]:
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if not repo_path.exists() or not (repo_path / ".git").is_dir():
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raise RuntimeError("Not a git repository")
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try:
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branch_result = subprocess.run(
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["git", "-C", str(repo_path), "branch", "--show-current"],
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capture_output=True,
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text=True,
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encoding="utf-8",
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check=True,
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)
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branch = branch_result.stdout.strip()
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status_result = subprocess.run(
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["git", "-C", str(repo_path), "status", "--porcelain"],
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capture_output=True,
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text=True,
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encoding="utf-8",
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check=True,
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)
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except subprocess.CalledProcessError as exc:
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raise RuntimeError("Git command failed") from exc
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untracked: list[str] = []
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modified: list[str] = []
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staged: list[str] = []
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deleted: list[str] = []
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for line in status_result.stdout.splitlines():
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if len(line) < 3:
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continue
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index_status = line[0]
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worktree_status = line[1]
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filename = line[3:]
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if index_status == "?" and worktree_status == "?":
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untracked.append(filename)
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elif index_status in ("M", "A"):
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staged.append(filename)
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if index_status == "D" or worktree_status == "D":
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deleted.append(filename)
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if worktree_status == "M":
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modified.append(filename)
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clean = not (untracked or modified or staged or deleted)
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return {
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"branch": branch,
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"clean": clean,
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"untracked": untracked,
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"modified": modified,
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"staged": staged,
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"deleted": deleted,
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}
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