import json
import logging
import pprint
#import urllib2
#import werkzeug

from openerp import http, SUPERUSER_ID
from openerp.http import request

_logger = logging.getLogger(__name__)

# map event types to human-readable strings
TYPE_MAP = {
    'shipment.status.deleted':          'Label has been deleted',
    'shipment.tracking.label_created':  'Label has been created',
    'shipment.tracking.picked_up':      'Shipment was picked up by carrier',
    'shipment.tracking.transit':        'Shipment is in transit',
    'shipment.tracking.out_for_delivery': 'Shipment is out for delivery',
    'shipment.tracking.delivered':      'Shipment was delivered',
    'shipment.tracking.awaits_pickup_by_receiver': 'Shipment awaits pick-up by recipient',
    'shipment.tracking.canceled':       'Label has been cancelled',
    'shipment.tracking.delayed':        'Delivery will be delayed',
    'shipment.tracking.exception':      'Shipment problem / exception',
    'shipment.tracking.not_delivered':  'Shipment was not delivered',
    'shipment.tracking.destroyed':      'Shipment destroyed by customs or higher authorities',
    'shipment.tracking.notification':   'Carrier internal notification',
    'shipment.tracking.unknown':        'Shipment status unknown',
    }


class ShipcloudController(http.Controller):

    def shipcloud_tracking_event(**post):
        event_type = post.get('type')
        event_time = post.get('occured_at')
        event_data = post.get('data')
        event_id = event_data['id']
        if event_data['object_type'] == 'shipment':
            # look up the picking by sc_shipment_id == id
            picking_obj = self.env['stock.picking']
            picking = picking_obj.search([('sc_shipment_id','=',event_id)], limit=1)
            if not picking:
                _logger.error('shipcloud webhook for unknown shipment %s' % event_id)
                return
            # update event type
            picking.sc_tracking_state = event_type.replace('shipment.tracking.','')
            # post a message to the picking
            event_str = TYPE_MAP[event_type] if event_type in TYPE_MAP else event_type
            msg = 'shipcloud event: %s at %s' % (event_str, event_time)
            picking.message_post(type='comment', subtype='mt_comment', content_subtype='plaintext',
                                 body=msg)



    @http.route('/webhook/shipcloud/tracking', type='json', auth='none', methods=['POST'])
    def shipcloud_tracking(self, **post):
        _logger.info('Beginning shipcloud tracking webhook with post data %s', pprint.pformat(post))
        self.shipcloud_process_tracking_event(**post)
        return ''