# Copyright (c) Meta Platforms, Inc. and affiliates.
# All rights reserved.
#
# This source code is licensed under the BSD-style license found in the
# LICENSE file in the root directory of this source tree.

"""FastAPI application for the Store OpenEnv simulation."""

try:
    from openenv.core.env_server.http_server import create_app
except Exception as e:  # pragma: no cover
    raise ImportError(
        "openenv is required for the web interface. Install dependencies with '\n    uv sync\n'"
    ) from e

try:
    from ..models import StoreAction, StoreObservation
    from .store_environment import StoreEnvironment
except ImportError:
    # Top-level ``server`` when PYTHONPATH is the env root (e.g. uvicorn server.app:app)
    # raises ImportError for ``..models``, not ModuleNotFoundError.
    from models import StoreAction, StoreObservation
    from server.store_environment import StoreEnvironment


app = create_app(
    StoreEnvironment,
    StoreAction,
    StoreObservation,
    env_name="store",
    max_concurrent_envs=4,
)


def main(host: str = "0.0.0.0", port: int = 8000):
    """
    Entry point for direct execution via ``uv run`` or ``python -m``.
    """
    import uvicorn

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


if __name__ == "__main__":
    import argparse

    parser = argparse.ArgumentParser()
    parser.add_argument("--port", type=int, default=8000)
    args = parser.parse_args()
    if args.port == 8000:
        main()
    else:
        main(port=args.port)