#!/usr/bin/python
#
# Copyright (c) 2007-2008 by Fred Morris Consult, Seattle WA USA
#
# Author: Fred Morris
# Date: 16-Feb-2008
#
# Licensed under the Perl Artistic License: "under the same terms
# as Perl itself".

"""Data Example (Part One)

Usage: Called as a CGI Script

Fills a list from a REST/XML query.

Parameters:
  None

Version:
    1.1

Modification History:

FWM 20-Feb-2008 ...; Fetch data and template asynchronously.

"""

import sys
from snakestation.handlers import TemplatedHTMLFinder
from snakestation.utils import DataHandle
from potusclient import PrecinctList

class Handler (TemplatedHTMLFinder):
    """The business end of the stick."""

    TEMPLATE_NAME = 'Potus'
    ASYNCHRONOUS_TEMPLATE = True
    ASYNCHRONOUS_REQUEST_RESPONSE = True

    def __init__(self,**args):
        TemplatedHTMLFinder.__init__(self,**args)
        self.precinct = ''
        self.leg_district = ''
        self.county = ''
        self.precincts = None
        return

    def analyze(self):

        request = self.request

        self.precinct = request.getfirst('precinct','')
        self.leg_district = request.getfirst('leg_district','')
        self.county = request.getfirst('county','')
        if (len(self.precinct) + len(self.leg_district) + len(self.county)) < 1:
            self.error = 'Whaaaat? (no arguments)'
            return

        return

    def post_template(self):

        if (len(self.precinct) + len(self.leg_district) + len(self.county)) > 0:
            self.precincts = self.request_response(
                                PrecinctList(self.template_map['Precincts']),
                                'Precinct Lookup error: ', DataHandle([]),
                                self.precinct, self.leg_district, self.county )
        return

    def prepare(self):

        if self.precincts is not None:
            substitutions = [('precinct',self.dict_list_as_tuples(self.precincts.data))]
        else:
            substitutions = [ ('precinct', () ) ]
        for key in ('error',):
            substitutions += [ ( key, getattr(self,key,'') ) ]
        self.response.substitute( substitutions )

        return

def main():

    handler = Handler()
    handler.template_map = {
        'Potus' :       'http://flame.m3047.inwa.net/snakestation/potus-04.html',
        'Precincts' :   'http://devil.m3047.inwa.net/elections/perl/election-product.cgi'
        }
    handler.main()

if __name__ == '__main__':
    main()