Files
hermes-agent/hermes_cli/gui_uninstall.py

147 lines
7.3 KiB
Python

"""Hermes Desktop (Chat GUI) uninstaller: removes only GUI state — built Electron artifacts, the packaged
app, and the desktop's own ``userData`` — never agent source, venv, config, sessions or .env."""
import os
import shutil
import sys
from pathlib import Path
from hermes_constants import get_hermes_home
from hermes_cli.colors import Colors, color
def _logger(mark: str, col: str):
return lambda msg: print(f"{color(mark, col)} {msg}")
log_info, log_success = _logger("→", Colors.CYAN), _logger("✓", Colors.GREEN)
log_warn = _logger("⚠", Colors.YELLOW)
def _env_dir(var: str, fallback: Path) -> Path:
"""``Path($var)`` when the env var is set, else *fallback*."""
return Path(value) if (value := os.environ.get(var)) else fallback
def desktop_userdata_dir() -> Path:
"""Electron ``app.getPath('userData')`` for an app named "Hermes" on each platform (GUI-only state)."""
home = Path.home()
if sys.platform == "darwin":
return home / "Library" / "Application Support" / "Hermes"
if sys.platform == "win32":
return _env_dir("APPDATA", home / "AppData" / "Roaming") / "Hermes"
return _env_dir("XDG_CONFIG_HOME", home / ".config") / "Hermes"
def source_built_gui_artifacts(hermes_home: Path) -> "list[Path]":
"""GUI build artifacts produced by ``hermes desktop`` inside the checkout (same ``hermes-agent/`` layout
install.sh uses). The Python agent runs from source + venv and never needs the Electron build output or
node_modules (the workspace-root node_modules only carries Electron, ~200MB)."""
agent_root = hermes_home / "hermes-agent"
desktop_dir = agent_root / "apps" / "desktop"
return [desktop_dir / "dist", desktop_dir / "release", desktop_dir / "node_modules",
agent_root / "node_modules", hermes_home / "desktop-build-stamp.json"]
def packaged_gui_app_paths() -> "list[Path]":
"""Standard install locations of the packaged desktop distributable for the current OS. Every candidate
is returned; the caller filters to those that exist. Never globs system-wide — only the well-known
electron-builder output locations for the "Hermes" product."""
home = Path.home()
if sys.platform == "darwin":
return [Path("/Applications/Hermes.app"), home / "Applications" / "Hermes.app"]
if sys.platform == "win32":
local_base = _env_dir("LOCALAPPDATA", home / "AppData" / "Local")
# NSIS per-user install (perMachine=false), an older/alternate layout, NSIS per-machine (needs admin).
program_files = os.environ.get("ProgramFiles")
return [local_base / "Programs" / "Hermes", local_base / "hermes-desktop"] + (
[Path(program_files) / "Hermes"] if program_files else [])
# Linux: an AppImage lives wherever the user put it and deb/rpm files belong to the package manager
# (see the hint in ``uninstall_gui``), so only the desktop entry + hicolor icons are cleaned here.
from hermes_cli.linux_desktop_entry import desktop_entry_path
data_base = _env_dir("XDG_DATA_HOME", home / ".local" / "share")
icons = data_base / "icons" / "hicolor"
# "scalable" plus every fixed-size dir the installer may have written (panel sizes + older native copies).
return [desktop_entry_path(), data_base / "applications" / "Hermes.desktop"] + [
icons / size / "apps" / "hermes.png"
for size in ("scalable", "24x24", "32x32", "48x48", "256x256", "512x512", "1024x1024")]
def agent_is_installed(hermes_home: Path) -> bool:
"""True when a usable Python agent install exists under HERMES_HOME (gates the desktop UI's options).
Package source or a venv alone is enough — a source checkout without a venv is still "the agent is here"."""
return any((hermes_home / "hermes-agent" / sub).is_dir() for sub in ("hermes_cli", "venv", ".venv"))
def gui_is_installed(hermes_home: Path) -> bool:
"""Return True when any desktop GUI artifact exists (built or packaged)."""
return any(p.exists() for p in (*source_built_gui_artifacts(hermes_home), *packaged_gui_app_paths(), desktop_userdata_dir()))
def gui_install_summary(hermes_home: "Path | None" = None) -> dict:
"""JSON-serializable snapshot of what's installed, for the desktop UI to render via IPC."""
home: Path = hermes_home if hermes_home is not None else get_hermes_home()
userdata = desktop_userdata_dir()
return {"hermes_home": str(home), "agent_installed": agent_is_installed(home),
"gui_installed": gui_is_installed(home),
"source_built_artifacts": [str(p) for p in source_built_gui_artifacts(home) if p.exists()],
"packaged_app_paths": [str(p) for p in packaged_gui_app_paths() if p.exists()],
"userdata_dir": str(userdata), "userdata_exists": userdata.exists(), "platform": sys.platform}
def _remove_path(path: Path) -> bool:
"""Remove a file or directory tree. Returns True when something was removed."""
try:
if path.is_symlink() or path.is_file():
path.unlink()
elif path.is_dir():
shutil.rmtree(path)
else:
return False
return True
except Exception as e:
log_warn(f"Could not remove {path}: {e}")
return False
def uninstall_gui(hermes_home: "Path | None" = None, *, remove_userdata: bool = True) -> "list[Path]":
"""Remove the desktop GUI's artifacts, leaving the agent + user data intact."""
home: Path = hermes_home if hermes_home is not None else get_hermes_home()
removed: list[Path] = []
def _remove_existing(paths) -> bool:
"""Remove every existing path; True when at least one existed."""
found = False
for path in (p for p in paths if p.exists()):
found = True
if _remove_path(path):
log_success(f"Removed {path}")
removed.append(path)
return found
log_info("Removing built GUI artifacts (renderer, release, node_modules)...")
_remove_existing(source_built_gui_artifacts(home))
log_info("Removing installed desktop app...")
if not _remove_existing(packaged_gui_app_paths()):
log_info("No packaged desktop app found in standard locations")
if remove_userdata and (userdata := desktop_userdata_dir()).exists():
log_info("Removing desktop app data (Electron userData)...")
_remove_existing([userdata])
if not removed:
log_info("No desktop GUI artifacts found to remove")
if sys.platform.startswith("linux"):
# The desktop entry was removed above but the menu caches still list it; reindex so Hermes
# disappears from the launcher.
try:
from hermes_cli.linux_desktop_entry import desktop_entry_path, refresh_desktop_databases
entry = desktop_entry_path()
if entry in removed:
for tool in refresh_desktop_databases(entry.parent):
log_success(f"Refreshed the application menu cache ({tool})")
except Exception as e:
log_warn(f"Could not refresh the application menu cache: {e}")
log_info("If you installed the desktop via a .deb / .rpm package, remove it with your package manager "
"(e.g. 'sudo apt remove hermes' or 'sudo dnf remove hermes'). AppImage builds are a single "
"file you can delete from wherever you saved it.")
return removed