Lua Requires Chilkat v11.0.0+

CardConnect Void

See more CardConnect Examples

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

Lua

local chilkat = require("chilkat")

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

local http = chilkat.Http.new()

http.basic_auth = true
http.login = "API_USERNAME"
http.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"
-- }

local json = chilkat.JsonObject.new()
json:update_string("retref", "112989260941")
json:update_string("merchid", "MERCHANT_ID")

local url = "https://<site>.cardconnect.com:<port>/cardconnect/rest/void"

local resp = chilkat.HttpResponse.new()
local success = http:http_str("PUT", url, json:emit(), "utf-8", "application/json", resp)
if not success then
    print(http.last_error_text)
    return
end

-- 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 = " .. resp.status_code)

local jsonResp = chilkat.JsonObject.new()
jsonResp:load(resp.body_str)
jsonResp.emit_compact = 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

local authcode = jsonResp:string_of("authcode")
local respproc = jsonResp:string_of("respproc")
local amount = jsonResp:string_of("amount")
local resptext = jsonResp:string_of("resptext")
local currency = jsonResp:string_of("currency")
local retref = jsonResp:string_of("retref")
local respstat = jsonResp:string_of("respstat")
local respcode = jsonResp:string_of("respcode")
local merchid = jsonResp:string_of("merchid")