"""
PolyWeather Web Map API
~~~~~~~~~~~~~~~~~~~~~~~
FastAPI backend that reuses existing weather data collection and analysis modules.
Serves a Leaflet-based interactive map frontend.
"""

import os
import sys

_file_dir = os.path.dirname(os.path.abspath(__file__))
_root = os.path.dirname(_file_dir)
if _root not in sys.path:
    sys.path.insert(0, _root)
if _file_dir not in sys.path:
    sys.path.insert(0, _file_dir)

from web.analysis_service import (  # noqa: E402
    _analyze,
    _build_city_detail_payload,
    _build_city_summary_payload,
)
from web.app_factory import create_app  # noqa: E402

app = create_app()

__all__ = [
    "app",
    "_analyze",
    "_build_city_detail_payload",
    "_build_city_summary_payload",
]


if __name__ == "__main__":
    import uvicorn

    uvicorn.run(
        "web.app:app",
        host="0.0.0.0",
        port=8000,
        # Default to a single worker so per-process weather-source guards do
        # not multiply outbound Open-Meteo traffic on small VPS deployments.
        workers=int(os.getenv("UVICORN_WORKERS", "1")),
    )