## $Id: helpers.py 14736 2017-08-01 04:28:35Z henrik $
##
## Copyright (C) 2017 Uli Fouquet & Henrik Bettermann
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 2 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program; if not, write to the Free Software
## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##
"""General helper functions for the remita module in custom packages.
"""
from datetime import datetime
import httplib
import hashlib
import json

from zope.event import notify
from kofacustom.nigeria.interfaces import MessageFactory as _

def get_JSON_POST_response(
        merchantId, serviceTypeId, api_key, orderId,
        amount, responseurl, host, url, https, fullname, email, lineitems):
    hashargs = 	merchantId + serviceTypeId + orderId + amount + responseurl + api_key
    hashvalue = hashlib.sha512(hashargs).hexdigest()
    headers={
        'Content-Type':'application/json; charset=utf-8',
    }
    if https:
        h = httplib.HTTPSConnection(host)
    else:
        h = httplib.HTTPConnection(host)
    data = {
            "merchantId":merchantId,
            "serviceTypeId":serviceTypeId,
            "totalAmount":amount,
            "hash":hashvalue,
            "payerName":fullname,
            "payerEmail":email,
            "orderId":orderId,
            "responseurl":responseurl,
            "lineItems":lineitems
            }
    h.request("POST", url, body=json.dumps(data), headers=headers)
    resp = h.getresponse()
    jsonout = resp.read()
    try:
        parsed_json = json.loads(jsonout[6:-1])
    except ValueError:
        return None
    return parsed_json


def get_payment_status_via_rrr(merchantId, api_key, RRR, host, https):
    hashargs = 	RRR + api_key + merchantId
    hashvalue = hashlib.sha512(hashargs).hexdigest()
    headers={
        'Content-Type':'application/json; charset=utf-8',
    }
    url = '/remita/ecomm/%s/%s/%s/status.reg' % (merchantId, RRR, hashvalue)
    if https:
        h = httplib.HTTPSConnection(host)
    else:
        h = httplib.HTTPConnection(host)
    h.request("GET", url, headers=headers)
    resp = h.getresponse()
    jsonout = resp.read()
    try:
        parsed_json = json.loads(jsonout)
    except ValueError:
        return None
    return parsed_json


def write_payments_log(id, payment):
    payment.logger.info(
        '%s,%s,%s,%s,%s,%s,%s,%s,,,' % (
        id, payment.p_id, payment.p_category,
        payment.amount_auth, payment.r_code,
        payment.provider_amt, payment.gateway_amt,
        payment.thirdparty_amt))