import re
import urllib
import httplib2
from django.core.management import BaseCommand
from boards.models import GlobalId

__author__ = 'neko259'


REGEX_GLOBAL_ID = r'\[(\w+)\]\[(\w+)\]\[(\d+)\]'


class Command(BaseCommand):
    help = 'Send a sync or get request to the server.' + \
           'sync_with_server <server_url> [post_global_id]'

    def handle(self, *args, **options):
        url = args[0]
        if len(args) > 1:
            global_id_str = args[1]
            match = re.match(REGEX_GLOBAL_ID, global_id_str)
            key_type = match.group(1)
            key = match.group(2)
            local_id = match.group(3)

            global_id = GlobalId(key_type=key_type, key=key,
                                     local_id=local_id)

            xml = GlobalId.objects.generate_request_get([global_id])
            data = {'xml': xml}
            body = urllib.urlencode(data)
            h = httplib2.Http()
            response, content = h.request(url, method="POST", body=body)

            # TODO Parse content and get the model list
        else:
            raise Exception('Full sync is not supported yet.')