Files
lightweight-cobot/cobot/commands/doc_setup.py
T

217 lines
7.1 KiB
Python

from __future__ import annotations
import argparse
import os
import shutil
import subprocess
import sys
from pathlib import Path
from typing import Callable, Optional
from textual.app import App
from cobot.tui import SCREEN_CSS, InputScreen, LogScreen
_PROJECT_DIR = Path(__file__).parent.parent.parent
_DOC_DIR = _PROJECT_DIR / "doc" / "lwc-doc"
_IMAGE_NAME = "lwc-docs"
_CONTAINER_NAME = "lwc-docs"
_DEFAULT_PORT = "8000"
Write = Callable[[str], None]
def _docker(*args: str, capture: bool = False) -> subprocess.CompletedProcess:
return subprocess.run(["docker", *args], capture_output=capture, text=True)
def _is_running() -> bool:
r = _docker("ps", "--filter", f"name={_CONTAINER_NAME}", "--format", "{{.Names}}", capture=True)
return _CONTAINER_NAME in r.stdout
def _image_exists() -> bool:
return bool(_docker("images", "-q", _IMAGE_NAME, capture=True).stdout.strip())
def _build_docs_image(write: Write) -> bool:
write("[cyan][*][/cyan] Building documentation image (runs once)...")
env = {**os.environ, "DOCKER_BUILDKIT": "0"}
result = subprocess.run(
["docker", "build", "-t", _IMAGE_NAME, str(_DOC_DIR)],
capture_output=True, text=True, env=env,
)
if result.returncode != 0:
for line in (result.stdout + result.stderr).splitlines():
if line.strip():
write(line)
write("[red]Image build failed.[/red]")
return False
write("[green][ok][/green] Documentation image ready")
return True
def _task_up(screen: LogScreen, port: str) -> None:
try:
if _is_running():
screen.write(f"[green]Docs already running at:[/green] http://localhost:{port}")
screen.write(" Stop with: [bold]cobot doc-setup down[/bold]")
screen.finish(True)
return
if not _DOC_DIR.exists():
screen.write(f"[red]Doc directory not found:[/red] {_DOC_DIR}")
screen.finish(False)
return
if not _image_exists():
if not _build_docs_image(screen.write):
screen.finish(False)
return
else:
screen.write("[dim]Documentation image already built, skipping.[/dim]")
screen.write("\n[cyan][*][/cyan] Starting MkDocs server...")
result = _docker(
"run", "-d", "--name", _CONTAINER_NAME, "--rm",
"-p", f"{port}:8000",
"-v", f"{_DOC_DIR}:/docs",
_IMAGE_NAME, "serve", "--dev-addr=0.0.0.0:8000",
capture=True,
)
if result.returncode != 0:
screen.write(f"[red]Failed to start container.[/red]\n{result.stderr}")
screen.finish(False)
return
screen.write(f"\n[green]Docs running at:[/green] http://localhost:{port}")
screen.write(" Edit files in [bold]doc/lwc-doc/docs/[/bold] — reloads automatically.")
screen.write(" Stop with: [bold]cobot doc-setup down[/bold]")
screen.finish(True)
except Exception as exc:
screen.write(f"[red]Error:[/red] {exc}")
screen.finish(False)
def _task_down(screen: LogScreen) -> None:
try:
if not _is_running():
screen.write("[yellow]Docs container is not running.[/yellow]")
screen.finish(True)
return
screen.write("[cyan][*][/cyan] Stopping documentation server...")
_docker("stop", _CONTAINER_NAME)
screen.write("[green][ok][/green] Container stopped.")
screen.finish(True)
except Exception as exc:
screen.write(f"[red]Error:[/red] {exc}")
screen.finish(False)
def _task_rebuild(screen: LogScreen, port: str) -> None:
try:
if _is_running():
screen.write("[cyan][*][/cyan] Stopping existing container...")
_docker("stop", _CONTAINER_NAME)
screen.write("[green][ok][/green] Stopped.")
if _image_exists():
screen.write("[cyan][*][/cyan] Removing old image...")
_docker("rmi", "-f", _IMAGE_NAME)
screen.write("[green][ok][/green] Image removed.")
if not _build_docs_image(screen.write):
screen.finish(False)
return
screen.write("\n[cyan][*][/cyan] Starting MkDocs server...")
result = _docker(
"run", "-d", "--name", _CONTAINER_NAME, "--rm",
"-p", f"{port}:8000",
"-v", f"{_DOC_DIR}:/docs",
_IMAGE_NAME, "serve", "--dev-addr=0.0.0.0:8000",
capture=True,
)
if result.returncode != 0:
screen.write(f"[red]Failed to start container.[/red]\n{result.stderr}")
screen.finish(False)
return
screen.write(f"\n[green]Docs running at:[/green] http://localhost:{port}")
screen.write(" Stop with: [bold]cobot doc-setup down[/bold]")
screen.finish(True)
except Exception as exc:
screen.write(f"[red]Error:[/red] {exc}")
screen.finish(False)
class _DocApp(App[None]):
CSS = SCREEN_CSS
def __init__(self, action: str):
super().__init__()
self._action = action
def on_mount(self) -> None:
if self._action == "down":
self.push_screen(
LogScreen("Documentation server", _task_down),
lambda _: self.exit(),
)
elif self._action == "rebuild":
self.push_screen(
InputScreen("Step 1 of 1", "Port to serve documentation on:", _DEFAULT_PORT),
self._got_port_rebuild,
)
else:
self.push_screen(
InputScreen("Step 1 of 1", "Port to serve documentation on:", _DEFAULT_PORT),
self._got_port_up,
)
def _got_port_up(self, port: Optional[str]) -> None:
if port is None:
self.exit()
return
p = (port.strip() or _DEFAULT_PORT) if port.isdigit() or not port.strip() else _DEFAULT_PORT
self.push_screen(
LogScreen("Documentation server", lambda s: _task_up(s, p)),
lambda _: self.exit(),
)
def _got_port_rebuild(self, port: Optional[str]) -> None:
if port is None:
self.exit()
return
p = (port.strip() or _DEFAULT_PORT) if port.isdigit() or not port.strip() else _DEFAULT_PORT
self.push_screen(
LogScreen("Documentation server — rebuild", lambda s: _task_rebuild(s, p)),
lambda _: self.exit(),
)
def register(subparsers: argparse._SubParsersAction) -> None:
p = subparsers.add_parser("doc-setup", help="Deploy or stop the documentation server")
p.add_argument(
"action",
nargs="?",
choices=["up", "down", "rebuild"],
default="up",
help="up — start (default), down — stop, rebuild — rebuild image and restart",
)
p.set_defaults(func=run)
def run(args: argparse.Namespace) -> None:
if not shutil.which("docker"):
from rich.console import Console
Console().print("[red]Error:[/red] Docker is not installed or not on PATH.")
sys.exit(1)
action = getattr(args, "action", "up")
_DocApp(action).run()