(Objective-C) GeoOp - Export Clients to CSV

Export client data to a CSV.

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#import <CkoJsonObject.h>
#import <CkoOAuth2.h>
#import <CkoRest.h>
#import <NSString.h>
#import <CkoCsv.h>

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

// This example also assumes an OAuth2 access token was previously fetched.
// and saved in a JSON file.  

// First get our previously obtained access token.
// {"access_token":"e6dqdG....mzjpT04w==","token_type":"Bearer","expires_in":2592000,"owner_id":999236}
CkoJsonObject *jsonToken = [[CkoJsonObject alloc] init];
BOOL success = [jsonToken LoadFile: @"qa_data/tokens/geoop.json"];

// This example assumes we previously obtained an access token
CkoOAuth2 *oauth2 = [[CkoOAuth2 alloc] init];
oauth2.AccessToken = [jsonToken StringOf: @"access_token"];

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

// Connect to GeoOp and send the following GET request:

// GET /users HTTP/1.1
// Host: api.geoop.com
BOOL bAutoReconnect = YES;
success = [rest Connect: @"api.geoop.com" port: [NSNumber numberWithInt: 443] tls: YES autoReconnect: bAutoReconnect];
if (success != YES) {
    NSLog(@"%@",rest.LastErrorText);
    return;
}

// Provide the authentication credentials (i.e. the access token)
[rest SetAuthOAuth2: oauth2];

// Set the X-Version header.
[rest AddHeader: @"X-Version" value: @"1.0"];

NSString *responseBody = [rest FullRequestNoBody: @"GET" uriPath: @"/clients"];
if (rest.LastMethodSuccess != YES) {
    NSLog(@"%@",rest.LastErrorText);
    return;
}

CkoJsonObject *json = [[CkoJsonObject alloc] init];
json.EmitCompact = NO;

// If the response status code did not indicate success, then see what happened..
if ([rest.ResponseStatusCode intValue] != 200) {
    NSLog(@"%@",@"Request Header: ");
    NSLog(@"%@",rest.LastRequestHeader);
    NSLog(@"%@",@"----");
    NSLog(@"%@%d",@"Response StatusCode = ",[rest.ResponseStatusCode intValue]);
    NSLog(@"%@%@",@"Response StatusLine: ",rest.ResponseStatusText);
    NSLog(@"%@",@"Response Header:");
    NSLog(@"%@",rest.ResponseHeader);
    [json Load: responseBody];
    NSLog(@"%@",[json Emit]);
    return;
}

[json Load: responseBody];
// Show the full JSON response.. (see below)
NSLog(@"%@",[json Emit]);
NSLog(@"%@",@"---");

CkoCsv *csv = [[CkoCsv alloc] init];
csv.HasColumnNames = YES;
[csv SetColumnName: [NSNumber numberWithInt: 0] columnName: @"id"];
[csv SetColumnName: [NSNumber numberWithInt: 1] columnName: @"companyName"];
[csv SetColumnName: [NSNumber numberWithInt: 2] columnName: @"businessType"];
[csv SetColumnName: [NSNumber numberWithInt: 3] columnName: @"account_id"];
[csv SetColumnName: [NSNumber numberWithInt: 4] columnName: @"address_line1"];
[csv SetColumnName: [NSNumber numberWithInt: 5] columnName: @"address_city"];
[csv SetColumnName: [NSNumber numberWithInt: 6] columnName: @"address_postcode"];

// Iterate over each client and populate the CSV...
int numRecords = [[json SizeOfArray: @"clients"] intValue];
int i = 0;
while (i < numRecords) {

    json.I = [NSNumber numberWithInt: i];
    [csv SetCellByName: [NSNumber numberWithInt: i] columnName: @"id" content: [json StringOf: @"clients[i].id"]];
    [csv SetCellByName: [NSNumber numberWithInt: i] columnName: @"companyName" content: [json StringOf: @"clients[i].companyName"]];
    [csv SetCellByName: [NSNumber numberWithInt: i] columnName: @"businessType" content: [json StringOf: @"clients[i].businessType"]];
    [csv SetCellByName: [NSNumber numberWithInt: i] columnName: @"account_id" content: [json StringOf: @"clients[i].account.id"]];
    [csv SetCellByName: [NSNumber numberWithInt: i] columnName: @"address_line1" content: [json StringOf: @"clients[i].address.line1"]];
    [csv SetCellByName: [NSNumber numberWithInt: i] columnName: @"address_city" content: [json StringOf: @"clients[i].address.city"]];
    [csv SetCellByName: [NSNumber numberWithInt: i] columnName: @"address_postcode" content: [json StringOf: @"clients[i].address.postcode"]];
    i = i + 1;
}

// Show the CSV.
NSLog(@"%@",[csv SaveToString]);

// Save the CSV.
[csv SaveFile: @"qa_output/clients.csv"];

// ---------------------------------------------------------------------
// The full JSON response containing all client data:
// 
// 	{
// 	  "result": "success",
// 	  "clients": [
// 	    {
// 	      "id": 9555868,
// 	      "firstName": "[ Demo",
// 	      "lastName": "Client ]",
// 	      "companyName": "Miller Park Cafe",
// 	      "businessType": "Licensed Restaurant",
// 	      "leadSource": "",
// 	      "emailAddress": null,
// 	      "phoneNumber": null,
// 	      "mobileNumber": null,
// 	      "faxNumber": null,
// 	      "notes": "",
// 	      "deleted": false,
// 	      "hasRecentJobs": true,
// 	      "created": "2016-10-26T12:05:09+00:00",
// 	      "modified": "2016-10-26T12:05:09+00:00",
// 	      "billingClient": null,
// 	      "account": {
// 	        "id": 39409
// 	      },
// 	      "address": {
// 	        "line1": "1732 Pennsylvania Avenue NW",
// 	        "line2": "",
// 	        "city": "Washington",
// 	        "postcode": "20006",
// 	        "latitude": 38.899037,
// 	        "longitude": -77.040207
// 	      },
// 	      "mailingAddress": {}
// 	    },
// 	    {
// 	      "id": 9571176,
// 	      "firstName": "Mildred",
// 	      "lastName": "Vanildred",
// 	      "companyName": "Ice Cream Industries",
// 	      "businessType": "Ice Cream",
// 	      "leadSource": null,
// 	      "emailAddress": "milli@icecreamindustries.com",
// 	      "phoneNumber": "678-555-1012",
// 	      "mobileNumber": null,
// 	      "faxNumber": null,
// 	      "notes": "",
// 	      "deleted": false,
// 	      "hasRecentJobs": true,
// 	      "created": "2016-10-31T12:32:12+00:00",
// 	      "modified": "2016-10-31T12:32:13+00:00",
// 	      "billingClient": null,
// 	      "account": {
// 	        "id": 39409
// 	      },
// 	      "address": {
// 	        "line1": "2101 West Roosevelt Road",
// 	        "line2": null,
// 	        "city": "Wheaton",
// 	        "postcode": "60187",
// 	        "latitude": 41.8581778,
// 	        "longitude": -88.1380111
// 	      },
// 	      "mailingAddress": {
// 	        "line1": "2101 West Roosevelt Road",
// 	        "line2": null,
// 	        "city": "Wheaton"
// 	      }
// 	    },
// 	    {
// 	      "id": 9571218,
// 	      "firstName": "Joe",
// 	      "lastName": "Miller",
// 	      "companyName": "Miller Bakery",
// 	      "businessType": "Licensed Bakery",
// 	      "leadSource": "",
// 	      "emailAddress": null,
// 	      "phoneNumber": null,
// 	      "mobileNumber": null,
// 	      "faxNumber": null,
// 	      "notes": "",
// 	      "deleted": false,
// 	      "hasRecentJobs": true,
// 	      "created": "2016-10-31T13:02:07+00:00",
// 	      "modified": "2016-10-31T13:02:07+00:00",
// 	      "billingClient": null,
// 	      "account": {
// 	        "id": 39409
// 	      },
// 	      "address": {
// 	        "line1": "1832 Pennsylvania Avenue NW",
// 	        "line2": "",
// 	        "city": "Washington",
// 	        "postcode": "20006",
// 	        "latitude": 0,
// 	        "longitude": 0
// 	      },
// 	      "mailingAddress": {
// 	        "line1": "",
// 	        "line2": "",
// 	        "city": ""
// 	      }
// 	    }
// 	  ],
// 	  "metadata": {
// 	    "page": 1,
// 	    "pagesCount": 1,
// 	    "recordsPerPage": 20,
// 	    "recordsCount": 3
// 	  }
// 	}
//