import simplejson
import urllib
import urllib2
import pprint
import time
from string import Template

verbose = 1

# debug
pp = pprint.PrettyPrinter(indent=4)

credentialsFilename = '/home/ilia/byob/credentials.json'
credentials = simplejson.load(open(credentialsFilename, 'r'))

def getCredentialsForBank(bankId):
    return credentials[bankId.upper()]
    
def getAccountsForBank(bankId):
	# send request to json-rpc server to get accounts.
	# post code taken from http://www.voidspace.org.uk/python/articles/urllib2.shtml#fetching-urls
	#url = 'http://macbook.lan.nurey.com:8080/Finance/Bank/JSONFactory'
	url = 'http://localhost:8080/Finance/Bank/JSONFactory'
	credentials = getCredentialsForBank(bankId)
	cachePath = '/home/ilia/byob/pages/cache'
	values = { 'params': [ { 'bank_id': bankId, 
				'card_number': credentials["CARD_NUMBER"], 
				'password': credentials["PASSWORD"], 
				'cache_path': cachePath } ],
		'method': 'accounts',
		'id': 'jsonRpcPyClient'
	}
	valuesJson = simplejson.dumps(values)
	data = valuesJson
	#data = urllib.urlencode(valuesJson)
	#pp.pprint(data) #debug
	req = urllib2.Request(url, data)
	response = urllib2.urlopen(req) # get the response object
	responseJson = response.read()
	#pp.pprint(response_json) #debug
	responseDict = simplejson.loads(responseJson)
	return responseDict['result']

def getAccountLine(account):
    """
    >>> getAccountLine({ 'name': 'test name', 'available': '0', 'posted': '0' })
    'test name - 0 - 0'
    """
    accountLine = Template('$name - $available - $posted')
    return accountLine.substitute(dict(account))

def getAccountBalance():
    text = ''
    for bankId in ['pc', 'cibc-nurey', 'cibc-ilia']:
        accounts = getAccountsForBank(bankId)
        text += "%s:\n" % bankId
        for account in accounts:
            text += getAccountLine(account) + "\n"
    return text

def _test():
    import doctest
    doctest.testmod()

if __name__ == "__main__":
    _test()
    print getAccountBalance()