"""Main entrypoint: webserver handling commands to google assistant."""
import json
import logging
import os
from pathlib import Path

from aiohttp import web

from assistant import GoogleTextAssistant
from auth import AuthHandler

LOGGER = logging.getLogger()

CLIENT_JSON = Path(os.path.join(os.path.dirname(os.path.abspath(__file__)), "client_secrets.json"))
CRED_JSON = Path("/data/cred.json")
if not os.path.isdir("/data"):
    CRED_JSON = Path(os.path.join(os.path.dirname(os.path.abspath(__file__)), "cred.json"))

routes = web.RouteTableDef()


@routes.get("/broadcast")
async def broadcast_message(request):
    message = request.query.get("message", default="This is a test!")
    text_query = "broadcast " + message
    with GoogleTextAssistant("en-US", "HA_GA", "HA_GA_TEXT_SERVER", CRED_JSON) as assistant:
        response_text, response_html = assistant.assist(text_query=text_query)
    return web.Response(text=response_text)


@routes.get("/command")
async def command(request):
    message = request.query.get("message", default="This is a test!")
    with GoogleTextAssistant("en-US", "HA_GA", "HA_GA_TEXT_SERVER", CRED_JSON) as assistant:
        response_text, response_html = assistant.assist(text_query=message)
    return web.Response(text=response_text)


@routes.get("/")
async def index(request):
    """Landingpage."""
    if not CRED_JSON.exists():
        raise web.HTTPFound("/auth")
    html_file = os.path.join(os.path.dirname(os.path.abspath(__file__)), "index.html")
    return web.FileResponse(html_file)


@routes.get("/auth")
async def auth(request):
    """Authenticate with google."""
    html_file = os.path.join(os.path.dirname(os.path.abspath(__file__)), "auth.html")
    with open(html_file) as _file:
        html = _file.read()
    html = html.replace("[[AUTH_URL]]", request.app["auth"].auth_url)
    return web.Response(text=html, content_type="text/html")


app = web.Application()
app.add_routes(routes)

with CLIENT_JSON.open("r") as data:
    user_data = json.load(data)["installed"]
auth = AuthHandler(user_data, CRED_JSON)
app.router.add_post("/token", auth.token)
app["auth"] = auth

web.run_app(app, port=5000)