Send a REST Request with a Text Body

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Demonstrates Rest.FullRequestString, a convenience method that sends a complete request whose text body (such as JSON, XML, or plain text) is supplied directly, then reads and returns the response body as text.

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.Rest;

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

procedure RunDemo;
var
  success: Boolean;
  rest: TRest;
  bTls: Boolean;
  bAutoReconnect: Boolean;
  jsonBody: string;
  responseText: string;

begin
  success := False;

  rest := TRest.Create;
  bTls := True;
  bAutoReconnect := True;
  success := rest.Connect('example.com',443,bTls,bAutoReconnect);
  if (success = False) then
    begin
      WriteLn(rest.LastErrorText);
      Exit;
    end;

  //  Send a complete request whose text body is supplied directly, such as JSON.  The response body is
  //  read as text and returned.  The 1st argument is the HTTP verb, the 2nd is the URI path, and the
  //  3rd is the request body.
  rest.AddHeader('Content-Type','application/json');

  jsonBody := '{ "name": "example", "active": true }';
  responseText := rest.FullRequestString('POST','/api/items',jsonBody);
  if (rest.LastMethodSuccess = False) then
    begin
      WriteLn(rest.LastErrorText);
      Exit;
    end;
  WriteLn(responseText);


  rest.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.