"""One acquisition producer selection shared by supervisor and launcher."""

from __future__ import annotations

import json
from pathlib import Path
import sys

from python_app.models.run_config_schema import RadarModel
from python_app.models.json_fields import json_object, read_str


def acquisition_command(config_path: Path) -> list[str]:
    """Select replay first, then the configured model's acquisition producer."""
    payload = json_object(json.loads(config_path.read_text(encoding="utf-8")), "run config")
    radar = json_object(payload.get("radar"), "radar")
    replay = json_object(radar.get("replay"), "radar.replay")
    dataset = read_str(replay, "dataset_dir", "")
    model = read_str(radar, "model", RadarModel().model)
    producers = {
        "librevna": "matrix_raw_producer",
        "librevna_multi": "matrix_raw_producer",
        "kamil_adc": "kamil_adc_raw_producer",
    }
    if dataset.strip():
        module = "replay_raw_producer"
    else:
        if model not in producers:
            raise ValueError(f"Unsupported radar model: {model}")
        module = producers[model]
    return [sys.executable, "-m", f"python_app.scripts.{module}", "--config", str(config_path)]