import os
from contextvars import ContextVar
from argparse import ArgumentParser, Namespace


app_config: ContextVar[Namespace] = ContextVar("app_config")


def main():
    argp = ArgumentParser(
        "dooris-api",
        description="Server to interact with CCCHH doors via locks over CCUJACK over HomeMatic over WiFi",
    )
    argp.add_argument(
        "--openid-issuer",
        required="DOORIS_OPENID_ISSUER" not in os.environ,
        default=os.environ.get("DOORIS_OPENID_ISSUER", None),
        help="The Keycloak OpenID isser to use for authentication",
    )
    argp.add_argument(
        "--openid-scope",
        default=os.environ.get("DOORIS_OPENID_SCOPE", "openid profile"),
        help="The Keycloak OpenID isser to use for authentication",
    )
    argp.add_argument(
        "--openid-client-id",
        required="DOORIS_OPENID_CLIENT_ID" not in os.environ,
        default=os.environ.get("DOORIS_OPENID_CLIENT_ID", None),
        help="The Keycloak OpenID client-id to use for authentication",
    )
    argp.add_argument(
        "--openid-client-secret",
        required="DOORIS_OPENID_CLIENT_SECRET" not in os.environ,
        default=os.environ.get("DOORIS_OPENID_CLIENT_SECRET", None),
        help="The Keycloak OpenID client secret to use for authentication",
    )
    argp.add_argument(
        "--base-url",
        required="DOORIS_BASE_URL" not in os.environ,
        default=os.environ.get("DOORIS_BASE_URL", None),
        help="The Base-URL that this application is reachable under",
    )
    argp.add_argument(
        "--serve-static",
        required=False,
        default=os.environ.get("DOORIS_SERVE_STATIC", None),
        help="In addition to the API functionality, serve static files from this path",
    )
    argp.add_argument(
        "--ccujack-url",
        required=False,
        default=os.environ.get("DOORIS_CCUJACK_URL", "https://hmdooris-ccu.ccchh.net:2122"),
        help="The URL under which a CCUJACK instance is hosted that actually operates the locks",
    )
    argp.add_argument(
        "--ccujack-user",
        required="DOORIS_CCUJACK_USER" not in os.environ,
        default=os.environ.get("DOORIS_CCUJACK_USER", None),
        help="The username used to authenticate against the CCUJACK",
    )
    argp.add_argument(
        "--ccujack-password",
        required="DOORIS_CCUJACK_PASSWORD" not in os.environ,
        default=os.environ.get("DOORIS_CCUJACK_PASSWORD", None),
        help="The password used to authenticate against the CCUJACK"
    )
    args = argp.parse_args()

    app_config.set(args)
    import uvicorn
    from dooris_api.app import app

    if args.serve_static:
        from fastapi.staticfiles import StaticFiles
        app.mount("/", StaticFiles(directory=args.serve_static, html=True), name="static")
        
    config = uvicorn.Config(app, port=8000, log_level="debug")
    server = uvicorn.Server(config)
    server.run()