(Delphi DLL) GetHarvest - Get Client Contacts

Returns a list of your contacts.

For more information, see https://help.getharvest.com/api-v2/clients-api/clients/contacts/

Chilkat for Delphi Downloads Chilkat non-ActiveX DLL for Delphi Chilkat ActiveX DLL for Delphi * The examples here use the non-ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Http, StringBuilder, JsonObject;

...

procedure TForm1.Button1Click(Sender: TObject);
var
http: HCkHttp;
success: Boolean;
sbResponseBody: HCkStringBuilder;
jResp: HCkJsonObject;
respStatusCode: Integer;
per_page: Integer;
total_pages: Integer;
total_entries: Integer;
next_page: PWideChar;
previous_page: PWideChar;
page: Integer;
linksFirst: PWideChar;
linksNext: PWideChar;
linksPrevious: PWideChar;
linksLast: PWideChar;
i: Integer;
count_i: Integer;
id: Integer;
title: PWideChar;
first_name: PWideChar;
last_name: PWideChar;
email: PWideChar;
phone_office: PWideChar;
phone_mobile: PWideChar;
fax: PWideChar;
created_at: PWideChar;
updated_at: PWideChar;
clientId: Integer;
clientName: PWideChar;

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

http := CkHttp_Create();

// Implements the following CURL command:

// curl "https://api.harvestapp.com/v2/contacts" \
//   -H "Authorization: Bearer ACCESS_TOKEN" \
//   -H "Harvest-Account-Id: ACCOUNT_ID" \
//   -H "User-Agent: MyApp (yourname@example.com)"

CkHttp_SetRequestHeader(http,'User-Agent','MyApp (yourname@example.com)');
CkHttp_SetRequestHeader(http,'Authorization','Bearer ACCESS_TOKEN');
CkHttp_SetRequestHeader(http,'Harvest-Account-Id','ACCOUNT_ID');

sbResponseBody := CkStringBuilder_Create();
success := CkHttp_QuickGetSb(http,'https://api.harvestapp.com/v2/contacts',sbResponseBody);
if (success = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

jResp := CkJsonObject_Create();
CkJsonObject_LoadSb(jResp,sbResponseBody);
CkJsonObject_putEmitCompact(jResp,False);

Memo1.Lines.Add('Response Body:');
Memo1.Lines.Add(CkJsonObject__emit(jResp));

respStatusCode := CkHttp_getLastStatus(http);
Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(CkHttp__lastHeader(http));
    Memo1.Lines.Add('Failed.');
    Exit;
  end;
// Sample JSON response:

// {
//   "contacts": [
//     {
//       "id": 4706479,
//       "title": "Owner",
//       "first_name": "Jane",
//       "last_name": "Doe",
//       "email": "janedoe@example.com",
//       "phone_office": "(203) 697-8885",
//       "phone_mobile": "(203) 697-8886",
//       "fax": "(203) 697-8887",
//       "created_at": "2017-06-26T21:20:07Z",
//       "updated_at": "2017-06-26T21:27:07Z",
//       "client": {
//         "id": 5735774,
//         "name": "ABC Corp"
//       }
//     },
//     {
//       "id": 4706453,
//       "title": "Manager",
//       "first_name": "Richard",
//       "last_name": "Roe",
//       "email": "richardroe@example.com",
//       "phone_office": "(318) 515-5905",
//       "phone_mobile": "(318) 515-5906",
//       "fax": "(318) 515-5907",
//       "created_at": "2017-06-26T21:06:55Z",
//       "updated_at": "2017-06-26T21:27:20Z",
//       "client": {
//         "id": 5735776,
//         "name": "123 Industries"
//       }
//     }
//   ],
//   "per_page": 100,
//   "total_pages": 1,
//   "total_entries": 2,
//   "next_page": null,
//   "previous_page": null,
//   "page": 1,
//   "links": {
//     "first": "https://api.harvestapp.com/v2/contacts?page=1&per_page=100",
//     "next": null,
//     "previous": null,
//     "last": "https://api.harvestapp.com/v2/contacts?page=1&per_page=100"
//   }
// }

// Sample code for parsing the JSON response...
// Use the following online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

per_page := CkJsonObject_IntOf(jResp,'per_page');
total_pages := CkJsonObject_IntOf(jResp,'total_pages');
total_entries := CkJsonObject_IntOf(jResp,'total_entries');
next_page := CkJsonObject__stringOf(jResp,'next_page');
previous_page := CkJsonObject__stringOf(jResp,'previous_page');
page := CkJsonObject_IntOf(jResp,'page');
linksFirst := CkJsonObject__stringOf(jResp,'links.first');
linksNext := CkJsonObject__stringOf(jResp,'links.next');
linksPrevious := CkJsonObject__stringOf(jResp,'links.previous');
linksLast := CkJsonObject__stringOf(jResp,'links.last');
i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'contacts');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    id := CkJsonObject_IntOf(jResp,'contacts[i].id');
    title := CkJsonObject__stringOf(jResp,'contacts[i].title');
    first_name := CkJsonObject__stringOf(jResp,'contacts[i].first_name');
    last_name := CkJsonObject__stringOf(jResp,'contacts[i].last_name');
    email := CkJsonObject__stringOf(jResp,'contacts[i].email');
    phone_office := CkJsonObject__stringOf(jResp,'contacts[i].phone_office');
    phone_mobile := CkJsonObject__stringOf(jResp,'contacts[i].phone_mobile');
    fax := CkJsonObject__stringOf(jResp,'contacts[i].fax');
    created_at := CkJsonObject__stringOf(jResp,'contacts[i].created_at');
    updated_at := CkJsonObject__stringOf(jResp,'contacts[i].updated_at');
    clientId := CkJsonObject_IntOf(jResp,'contacts[i].client.id');
    clientName := CkJsonObject__stringOf(jResp,'contacts[i].client.name');
    i := i + 1;
  end;

CkHttp_Dispose(http);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);

end;