Pascal (Lazarus/Delphi)

GetHarvest - Update Contact

See more GetHarvest Examples

Updates the specific contact by setting the values of the parameters passed. Any parameters not provided will be left unchanged. Returns a contact object and a 200 OK response code if the call succeeded. Pascal (Lazarus/Delphi)

program ChilkatDemo;

// Demonstrates using the Chilkat Pascal wrapper via the C bridge DLL.
// Builds as a console application under Lazarus (FPC) or Delphi.

{$IFDEF FPC}
  {$MODE DELPHI}
{$ENDIF}
{$APPTYPE CONSOLE}

uses
  {$IFDEF UNIX}
  cthreads,
  {$ENDIF}
  SysUtils,
  CkDllLoader,
  Chilkat.Http,
  Chilkat.StringBuilder,
  Chilkat.HttpResponse,
  Chilkat.JsonObject;

// ---------------------------------------------------------------------------

procedure RunDemo;
var
  success: Boolean;
  http: THttp;
  json: TJsonObject;
  sbRequestBody: TStringBuilder;
  resp: THttpResponse;
  sbResponseBody: TStringBuilder;
  jResp: TJsonObject;
  respStatusCode: Integer;
  id: Integer;
  title: string;
  first_name: string;
  last_name: string;
  email: string;
  phone_office: string;
  phone_mobile: string;
  fax: string;
  created_at: string;
  updated_at: string;
  clientId: Integer;
  clientName: string;

begin
  success := False;

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

  http := THttp.Create;

  //  Implements the following CURL command:

  //  curl "https://api.harvestapp.com/v2/contacts/CONTACT_ID" \
  //    -H "Authorization: Bearer ACCESS_TOKEN" \
  //    -H "Harvest-Account-Id: ACCOUNT_ID" \
  //    -H "User-Agent: MyApp (yourname@example.com)" \
  //    -X PATCH \
  //    -H "Content-Type: application/json" \
  //    -d '{"title":"Owner"}'

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

  //  The following JSON is sent in the request body.

  //  {
  //    "title": "Owner"
  //  }

  json := TJsonObject.Create;
  json.UpdateString('title','Owner');

  http.SetRequestHeader('User-Agent','MyApp (yourname@example.com)');
  http.SetRequestHeader('Content-Type','application/json');
  http.SetRequestHeader('Authorization','Bearer ACCESS_TOKEN');
  http.SetRequestHeader('Harvest-Account-Id','ACCOUNT_ID');

  sbRequestBody := TStringBuilder.Create;
  json.EmitSb(sbRequestBody);

  resp := THttpResponse.Create;
  success := http.HttpSb('PATCH','https://api.harvestapp.com/v2/contacts/CONTACT_ID',sbRequestBody,'utf-8','application/json',resp);
  if (success = False) then
    begin
      WriteLn(http.LastErrorText);
      Exit;
    end;

  sbResponseBody := TStringBuilder.Create;
  resp.GetBodySb(sbResponseBody);
  jResp := TJsonObject.Create;
  jResp.LoadSb(sbResponseBody);
  jResp.EmitCompact := False;

  WriteLn('Response Body:');
  WriteLn(jResp.Emit());

  respStatusCode := resp.StatusCode;
  WriteLn('Response Status Code = ' + respStatusCode);
  if (respStatusCode >= 400) then
    begin
      WriteLn('Response Header:');
      WriteLn(resp.Header);
      WriteLn('Failed.');
      Exit;
    end;

  //  Sample JSON response:

  //  {
  //    "id": 4706510,
  //    "title": "Owner",
  //    "first_name": "George",
  //    "last_name": "Frank",
  //    "email": "georgefrank@example.com",
  //    "phone_office": "",
  //    "phone_mobile": "",
  //    "fax": "",
  //    "created_at": "2017-06-26T21:44:57Z",
  //    "updated_at": "2017-06-26T21:46:48Z",
  //    "client": {
  //      "id": 5735776,
  //      "name": "123 Industries"
  //    }
  //  }

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

  id := jResp.IntOf('id');
  title := jResp.StringOf('title');
  first_name := jResp.StringOf('first_name');
  last_name := jResp.StringOf('last_name');
  email := jResp.StringOf('email');
  phone_office := jResp.StringOf('phone_office');
  phone_mobile := jResp.StringOf('phone_mobile');
  fax := jResp.StringOf('fax');
  created_at := jResp.StringOf('created_at');
  updated_at := jResp.StringOf('updated_at');
  clientId := jResp.IntOf('client.id');
  clientName := jResp.StringOf('client.name');


  http.Free;
  json.Free;
  sbRequestBody.Free;
  resp.Free;
  sbResponseBody.Free;
  jResp.Free;

end;

// ---------------------------------------------------------------------------

begin

  try
    RunDemo;
  except
    on E: Exception do
      WriteLn('Unhandled exception: ', E.ClassName, ': ', E.Message);
  end;

  WriteLn;
  {$IFDEF MSWINDOWS}
  WriteLn('Press Enter to exit...');
  ReadLn;
  {$ENDIF}
end.