#!/usr/bin/env python3

"""Install from a source checkout without pip, sudo, or runtime dependencies."""

from __future__ import annotations

import argparse

import os

import subprocess

import sys

import tempfile

from pathlib import Path

ROOT = Path(__file__).resolve().parents[1]

sys.path.insert(0, str(ROOT))

sys.path.insert(0, str(ROOT / "scripts"))

def main() -> int:

parser = argparse.ArgumentParser(description=__doc__)

parser.add_argument(

"--bin-dir",

type=Path,

default=Path(os.environ.get("CPP_TREE_BIN_DIR") or Path.home() / ".local" / "bin"),

)

args = parser.parse_args()

if sys.version_info < (3, 10) or sys.platform == "win32":

parser.error("Python 3.10+ on Linux/macOS (or Linux inside WSL) is required.")

try:

import curses # noqa: F401

import fcntl # noqa: F401

except ImportError:

parser.error("This Python build must include curses and fcntl.")

from build import build_archive

from cpp_tree.installation import install_archive

destination = args.bin_dir.expanduser().absolute() / "cpp-tree"

try:

with tempfile.TemporaryDirectory(prefix="cpp-tree-") as work:

archive = build_archive(Path(work) / "cpp-tree.pyz")

# Catch missing resources and packaging mistakes before replacing an install.

subprocess.run(

[sys.executable, str(archive), "--demo", "--summary"],

check=True,

stdout=subprocess.DEVNULL,

)

install_archive(archive, destination)

except (OSError, ValueError, subprocess.CalledProcessError) as exc:

print(f"Install failed: {exc}", file=sys.stderr)

return 1

print(f"Installed {destination}")

print("Run: cpp-tree")

print("Uninstall: cpp-tree --uninstall (keeps progress and notes)")

if str(destination.parent) not in os.environ.get("PATH", "").split(os.pathsep):

print(f"Add {destination.parent} to your PATH, or run the executable by its full path.")

print('For the default location in bash/zsh: export PATH="$HOME/.local/bin:$PATH"')

return 0

if __name__ == "__main__":

raise SystemExit(main())