# BUILT-INS
import os

# VENDOR
import aiohttp
from aiohttp import web
import aiofiles

dir = os.path.dirname(__file__)
app = web.Application()


async def index(request):
    if request.method == 'GET':
        async with aiofiles.open(os.path.join(dir, 'public', 'index.html')) as conn:
            return web.Response(text=await conn.read(), content_type='text/html')

    return web.HTTPMethodNotAllowed


async def api(request):
    path = request.match_info["path"]

    try:
        async with aiohttp.ClientSession() as session:
            async with session.get('http://127.0.0.1:8050/%s' % path) as res:
                return web.Response(text=await res.text(), content_type="application/json")
    except Exception as e:
        raise web.HTTPBadRequest(e)


app.add_routes([
    web.get("/", index),
    web.get("/rest/{path:.+}", api)
])

app.router.add_static('/',
                      path=os.path.join(dir, 'public'),
                      name='public')


if __name__ == "__main__":
    web.run_app(app)