(CkPython) CardConnect Void

Demonstrates how to send a CardConnect void request.

The void service cancels a transaction that is in either "Authorized" or "Queued for Capture" status.. ...

See https://developer.cardconnect.com/cardconnect-api#void

Chilkat Python Downloads install with pip pip3 install chilkat or download... Python Module for Windows, MacOS, Linux, Alpine Linux, Solaris

import sys
import chilkat

# This example assumes the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

http = chilkat.CkHttp()

http.put_BasicAuth(True)
http.put_Login("API_USERNAME")
http.put_Password("API_PASSWORD")

# Build and send the following JSON:

# The "retref" is the value returned in the JSON response for the Authorization request.

# {
#     "retref":"112989260941",
#     "merchid":"MERCHANT_ID"
# }

json = chilkat.CkJsonObject()
json.UpdateString("retref","112989260941")
json.UpdateString("merchid","MERCHANT_ID")

url = "https://<site>.cardconnect.com:<port>/cardconnect/rest/void"
responseStr = http.putText(url,json.emit(),"utf-8","application/json",False,False)
if (http.get_LastMethodSuccess() == False):
    print(http.lastErrorText())
    sys.exit()

# A response status of 200 indicates potential success.  The JSON response body
# must be examined to determine if it was truly successful or an error.
print("response status code = " + str(http.get_LastStatus()))

jsonResp = chilkat.CkJsonObject()
jsonResp.Load(responseStr)
jsonResp.put_EmitCompact(False)

print("response JSON:")
print(jsonResp.emit())

# A successful response looks like this:

# {
#   "authcode": "REVERS",
#   "respproc": "FNOR",
#   "amount": "0.00",
#   "resptext": "Approval",
#   "currency": "USD",
#   "retref": "112989260941",
#   "respstat": "A",
#   "respcode": "00",
#   "merchid": "496160873888"
# }

# Use this online tool to generate parsing code from sample JSON: 
# Generate Parsing Code from JSON

authcode = jsonResp.stringOf("authcode")
respproc = jsonResp.stringOf("respproc")
amount = jsonResp.stringOf("amount")
resptext = jsonResp.stringOf("resptext")
currency = jsonResp.stringOf("currency")
retref = jsonResp.stringOf("retref")
respstat = jsonResp.stringOf("respstat")
respcode = jsonResp.stringOf("respcode")
merchid = jsonResp.stringOf("merchid")