Delphi ActiveX Google Drive: List Files on a Team Drive

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Retrieves a list of files for a particular team drive.

Documentation: https://developers.google.com/drive/v3/reference/files/list

var
rest: TChilkatRest;
success: Integer;
oauth2: TChilkatOAuth2;
sbJson: TChilkatStringBuilder;
json: TChilkatJsonObject;
kind: WideString;
incompleteSearch: Integer;
i: Integer;
count_i: Integer;
id: WideString;
name: WideString;
mimeType: WideString;
teamDriveId: WideString;

begin
rest := TChilkatRest.Create(Self);

//   Provide a previously obtained OAuth2 access token.
oauth2 := TChilkatOAuth2.Create(Self);
oauth2.AccessToken := 'OAUTH2_ACCESS_TOKEN';
rest.SetAuthOAuth2(oauth2.ControlInterface);

success := rest.Connect('www.googleapis.com',443,1,1);
if (success <> 1) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

rest.AddQueryParam('teamDriveId','0AEd3EhGff2SaUk9PVA');
rest.AddQueryParam('includeTeamDriveItems','true');
rest.AddQueryParam('corpora','teamDrive');
rest.AddQueryParam('supportsTeamDrives','true');

sbJson := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestNoBodySb('GET','/drive/v3/files',sbJson.ControlInterface);
if (success <> 1) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

if (rest.ResponseStatusCode <> 200) then
  begin
    Memo1.Lines.Add('Received error response code: ' + IntToStr(rest.ResponseStatusCode));
    Memo1.Lines.Add('Response body:');
    Memo1.Lines.Add(sbJson.GetAsString());
    Exit;
  end;

json := TChilkatJsonObject.Create(Self);
json.LoadSb(sbJson.ControlInterface);

//  The following code parses the JSON response.
//  A sample JSON response is shown below the sample code.

kind := json.StringOf('kind');
incompleteSearch := json.BoolOf('incompleteSearch');
i := 0;
count_i := json.SizeOfArray('files');
while i < count_i do
  begin
    json.I := i;
    kind := json.StringOf('files[i].kind');
    id := json.StringOf('files[i].id');
    name := json.StringOf('files[i].name');
    mimeType := json.StringOf('files[i].mimeType');
    teamDriveId := json.StringOf('files[i].teamDriveId');
    i := i + 1;
  end;

Memo1.Lines.Add('Example Completed.');

Sample JSON Response Body

{
  "kind": "drive#fileList",
  "incompleteSearch": false,
  "files": [
    {
      "kind": "drive#file",
      "id": "18UpPSa-c_OPNi2CXY05gkpjIzNAJyd4q",
      "name": "hedgehogs.jpg",
      "mimeType": "image/jpeg",
      "teamDriveId": "0AEd3EhGff2SaUk9PVA"
    },
    {
      "kind": "drive#file",
      "id": "1R_70heIyzIAu1_u0prXbYcaIiJRVkgBl",
      "name": "penguins.jpg",
      "mimeType": "image/jpeg",
      "teamDriveId": "0AEd3EhGff2SaUk9PVA"
    },
    {
      "kind": "drive#file",
      "id": "16MsxSRSz6ISRx1D_PXyA5Sj6aNFSEd4e",
      "name": "seahorse.jpg",
      "mimeType": "image/jpeg",
      "teamDriveId": "0AEd3EhGff2SaUk9PVA"
    },
    {
      "kind": "drive#file",
      "id": "1lT4TbeSSMtxgB2MmwE7-5i7vQaxhr6Ze",
      "name": "starfish2.jpg",
      "mimeType": "image/jpeg",
      "teamDriveId": "0AEd3EhGff2SaUk9PVA"
    },
    {
      "kind": "drive#file",
      "id": "1PVtx4SJB0n2GDcaJAbi_mSlQwXltYsx3",
      "name": "test",
      "mimeType": "application/vnd.google-apps.folder",
      "teamDriveId": "0AEd3EhGff2SaUk9PVA"
    }
  ]
}