(PowerBuilder) QuickBooks - Query a Customer

Demonstrates how to query QuickBooks customers.

A sample JSON response body is available at Sample Quickbooks Customer Query JSON Response

For more information, see https://developer.intuit.com/app/developer/qbo/docs/api/accounting/all-entities/customer#query-a-customer

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

integer li_rc
oleobject loo_JsonToken
integer li_Success
oleobject loo_Rest
integer li_BAutoReconnect
oleobject loo_SbAuth
string ls_Query
string ls_ResponseBody
oleobject loo_Json
integer li_NumRecords
integer i

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

// Get our previously obtained OAuth2 access token, which should contain JSON like this:
// {
//   "expires_in": 3600,
//   "x_refresh_token_expires_in": 8726400,
//   "refresh_token": "L011546037639r ... 3vR2DrbOmg0Sdagw",
//   "access_token": "eyJlbmMiOiJBMTI4Q0 ... oETJEMbeggg",
//   "token_type": "bearer"
// }

loo_JsonToken = create oleobject
// Use "Chilkat_9_5_0.JsonObject" for versions of Chilkat < 10.0.0
li_rc = loo_JsonToken.ConnectToNewObject("Chilkat.JsonObject")
if li_rc < 0 then
    destroy loo_JsonToken
    MessageBox("Error","Connecting to COM object failed")
    return
end if
li_Success = loo_JsonToken.LoadFile("qa_data/tokens/qb-access-token.json")

loo_Rest = create oleobject
// Use "Chilkat_9_5_0.Rest" for versions of Chilkat < 10.0.0
li_rc = loo_Rest.ConnectToNewObject("Chilkat.Rest")

// Connect using TLS.
// A single REST object, once connected, can be used for many Quickbooks REST API calls.
// The auto-reconnect indicates that if the already-established HTTPS connection is closed,
// then it will be automatically re-established as needed.
li_BAutoReconnect = 1
li_Success = loo_Rest.Connect("sandbox-quickbooks.api.intuit.com",443,1,li_BAutoReconnect)
if li_Success <> 1 then
    Write-Debug loo_Rest.LastErrorText
    destroy loo_JsonToken
    destroy loo_Rest
    return
end if

loo_SbAuth = create oleobject
// Use "Chilkat_9_5_0.StringBuilder" for versions of Chilkat < 10.0.0
li_rc = loo_SbAuth.ConnectToNewObject("Chilkat.StringBuilder")

loo_SbAuth.Append("Bearer ")
loo_SbAuth.Append(loo_JsonToken.StringOf("access_token"))
loo_Rest.Authorization = loo_SbAuth.GetAsString()

loo_Rest.AddHeader("Accept","application/json")
loo_Rest.AllowHeaderFolding = 0

ls_Query = "select * from Customer"
loo_Rest.AddQueryParam("query",ls_Query)
loo_Rest.AddQueryParam("minorversion","45")

// The company ID is 123146096291789
ls_ResponseBody = loo_Rest.FullRequestNoBody("GET","/v3/company/123146096291789/query")
if loo_Rest.LastMethodSuccess <> 1 then
    Write-Debug loo_Rest.LastErrorText
    destroy loo_JsonToken
    destroy loo_Rest
    destroy loo_SbAuth
    return
end if

// We should expect a 200 response if successful.
if loo_Rest.ResponseStatusCode <> 200 then
    Write-Debug "Request Header: "
    Write-Debug loo_Rest.LastRequestHeader
    Write-Debug "----"
    Write-Debug "Response StatusCode = " + string(loo_Rest.ResponseStatusCode)
    Write-Debug "Response StatusLine: " + loo_Rest.ResponseStatusText
    Write-Debug "Response Header:"
    Write-Debug loo_Rest.ResponseHeader
    Write-Debug ls_ResponseBody
    destroy loo_JsonToken
    destroy loo_Rest
    destroy loo_SbAuth
    return
end if

// Load the JSON response into a JSON object for parsing.
// A sample JSON response is shown below.
loo_Json = create oleobject
// Use "Chilkat_9_5_0.JsonObject" for versions of Chilkat < 10.0.0
li_rc = loo_Json.ConnectToNewObject("Chilkat.JsonObject")

loo_Json.EmitCompact = 0
loo_Json.Load(ls_ResponseBody)

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

// Iterate over each customer returned.
li_NumRecords = loo_Json.SizeOfArray("QueryResponse.Customer")
i = 0
do while i < li_NumRecords

    loo_Json.I = i
    Write-Debug "Name: " + loo_Json.StringOf("QueryResponse.Customer[i].FullyQualifiedName")
    Write-Debug "Id: " + loo_Json.StringOf("QueryResponse.Customer[i].Id")
    Write-Debug "City: " + loo_Json.StringOf("QueryResponse.Customer[i].BillAddr.City")
    Write-Debug "----"
    i = i + 1
loop

Write-Debug "Success."


destroy loo_JsonToken
destroy loo_Rest
destroy loo_SbAuth
destroy loo_Json