"""Run the recipe web app with an explicit config path."""

from __future__ import annotations

import logging
import time
from pathlib import Path

import click
import uvicorn

from recipe_web.config import load_pipeline_config_with_db_url, load_web_app_config_from_path
from recipe_web.observability import setup_observability

logger = logging.getLogger(__name__)


def run_server(config_path: Path) -> None:
    """Run the recipe web server with the given config path."""
    startup_t0 = time.monotonic()
    web_config = load_web_app_config_from_path(config_path)
    pipeline_config = load_pipeline_config_with_db_url(web_config.db_url)
    logger.info("[startup] config loaded in %.2fs", time.monotonic() - startup_t0)

    t_otel = time.monotonic()
    setup_observability(web_config.observability, [])
    logger.info("[startup] observability setup in %.2fs", time.monotonic() - t_otel)

    t_import = time.monotonic()
    from recipe_web.app_factory import build_app, build_app_state

    logger.info("[startup] app_factory imported in %.2fs", time.monotonic() - t_import)

    t_state = time.monotonic()
    app_state = build_app_state(web_config, pipeline_config)
    logger.info("[startup] app_state built in %.2fs", time.monotonic() - t_state)

    t_app = time.monotonic()
    app = build_app(app_state, web_config)
    logger.info("[startup] app built in %.2fs", time.monotonic() - t_app)
    logger.info("[startup] total pre-uvicorn: %.2fs", time.monotonic() - startup_t0)

    uvicorn.run(app, host=web_config.server.host, port=web_config.server.port)


@click.command()
@click.option(
    "--config-path",
    type=click.Path(path_type=Path, exists=True, dir_okay=False),
    required=True,
)
def main(config_path: Path) -> None:
    """CLI entrypoint for `scripts.run_webapp`."""
    run_server(config_path)


if __name__ == "__main__":
    main()