"""Transport for the `blender` domain — args in, delegate, format out."""

from __future__ import annotations

import typer

from tooling.core import cli, console
from tooling.core.command import command
from tooling.domains.blender import service

app = cli.domain("blender", "Run the Blender payloads — the one carve-out.")


@app.callback()
def _domain() -> None:
    """Keeps `blender` a group (Typer collapses a single-command app)."""


@app.command("list")
@command
def list_payloads() -> None:
    """List every payload `run` accepts.

    Worth a verb of its own: the payload names are not guessable and this is
    the only place the vocabulary is written down.
    """
    names = service.payloads()
    for name in names:
        console.out(name)
    console.verdict(f"{len(names)} payload(s) in {service.payload_dir().name}/")


@app.command("which")
@command
def which() -> None:
    """Report which Blender would be used, without launching it."""
    invocation = service.resolve_blender()
    console.out(f"kind      {invocation.kind}")
    console.out(f"command   {' '.join(invocation.argv_prefix)}")
    console.verdict(
        "flatpak — paths are absolutised before they cross the sandbox"
        if invocation.sandboxed
        else "native install — preferred when both are present"
    )


@app.command("run", context_settings={"allow_extra_args": True, "ignore_unknown_options": True})
@command
def run(
    ctx: typer.Context,
    payload: str = typer.Argument(
        ..., help="Payload name (see `reach blender list`), or a path to any script."
    ),
    background: bool = typer.Option(
        True, "--background/--no-background", help="Headless, or open the Blender GUI."
    ),
) -> None:
    """Run a payload under Blender, passing any remaining arguments through.

    Extra arguments go to the payload after `--`, and any that name an existing
    path are made absolute first — flatpak's sandbox resolves relative paths
    against a different root, and the resulting file-not-found comes from
    inside Blender, a long way from its cause.
    """
    service.run_payload(payload, list(ctx.args), background=background)