import tarfile

from flask import request, make_response

from data.database import configure

from config_app.c_app import app, config_provider
from config_app.config_endpoints.api import resource, ApiResource, nickname

@resource('/v1/configapp/tarconfig')
class TarConfigLoader(ApiResource):
    """ Resource for validating a block of configuration against an external service. """

    @nickname('uploadTarballConfig')
    def put(self):
        """ Loads tarball config into the config provider """
        input_stream = request.stream
        tar_stream = tarfile.open(mode="r|gz", fileobj=input_stream)

        config_provider.load_from_tar_stream(tar_stream)

        # now try to connect to the db provided in their config
        combined = dict(**app.config)
        combined.update(config_provider.get_config())

        configure(combined)

        return make_response('OK')