Objective-C

Quickbooks Delete an Invoice

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Demonstrates how to delete an invoice using the Quickbooks REST API. Objective-C

#import <CkoJsonObject.h>
#import <CkoRest.h>
#import <CkoStringBuilder.h>
#import <NSString.h>

BOOL success = NO;

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

// First get our previously obtained OAuth2 access token.
CkoJsonObject *jsonToken = [[CkoJsonObject alloc] init];
success = [jsonToken LoadFile: @"qa_data/tokens/qb-access-token.json"];

CkoRest *rest = [[CkoRest alloc] init];

// Connect to the REST server.
BOOL bTls = YES;
int port = 443;
BOOL bAutoReconnect = YES;
success = [rest Connect: @"sandbox-quickbooks.api.intuit.com" port: [NSNumber numberWithInt: port] tls: bTls autoReconnect: bAutoReconnect];

CkoStringBuilder *sbAuth = [[CkoStringBuilder alloc] init];
[sbAuth Append: @"Bearer "];
[sbAuth Append: [jsonToken StringOf: @"access_token"]];
rest.Authorization = [sbAuth GetAsString];

// --------------------------------------------------------------------------
// Note: The above code to setup the initial REST connection
// can be done once.  After connecting, any number of REST calls can be made.
// If the connection is lost, the next REST method call will automatically
// reconnect if needed.
// --------------------------------------------------------------------------

// Create the following JSON:

// {
//   "SyncToken": "3",
//   "Id": "33"
// }
// 
// Use the this online tool to generate the code from sample JSON: 
// Generate Code to Create JSON

CkoJsonObject *jsonReq = [[CkoJsonObject alloc] init];
[jsonReq UpdateString: @"SyncToken" value: @"3"];
[jsonReq UpdateString: @"Id" value: @"33"];

CkoStringBuilder *sbRequestBody = [[CkoStringBuilder alloc] init];
[jsonReq EmitSb: sbRequestBody];

[rest AddHeader: @"Content-Type" value: @"application/json"];
[rest AddHeader: @"Accept" value: @"application/json"];
rest.AllowHeaderFolding = NO;

CkoStringBuilder *sbResponseBody = [[CkoStringBuilder alloc] init];
success = [rest FullRequestSb: @"POST" uriPath: @"/v3/company/<realmID>/invoice?operation=delete" requestBody: sbRequestBody responseBody: sbResponseBody];
if (success != YES) {
    NSLog(@"%@",rest.LastErrorText);
    return;
}

int respStatusCode = [rest.ResponseStatusCode intValue];

// Success is indicated by a 200 response status code.
NSLog(@"%@%d",@"response status code = ",respStatusCode);

CkoJsonObject *jsonResponse = [[CkoJsonObject alloc] init];
[jsonResponse LoadSb: sbResponseBody];
jsonResponse.EmitCompact = NO;
NSLog(@"%@",[jsonResponse Emit]);

if ([rest.ResponseStatusCode intValue] != 200) {
    NSLog(@"%@",@"Failed.");
    return;
}

// Sample output...
// (See the parsing code below..)
// 
// Use the this online tool to generate parsing code from sample JSON: 
// Generate Parsing Code from JSON

// {
//   "Invoice": {
//     "status": "Deleted",
//     "domain": "QBO",
//     "Id": "33"
//   },
//   "time": "2013-03-15T00:18:15.322-07:00"
// }
// 

NSString *InvoiceStatus = [jsonResponse StringOf: @"Invoice.status"];
NSString *InvoiceDomain = [jsonResponse StringOf: @"Invoice.domain"];
NSString *InvoiceId = [jsonResponse StringOf: @"Invoice.Id"];
NSString *time = [jsonResponse StringOf: @"time"];