React Native

Delete All Files

See more Google Drive Examples

Permanently deletes all files owned by the user without moving it to the trash.

This example works by first getting a list of all fileIds, and then iterating over the list to delete each file.

See Google Drive Files delete for more information.

React Native

import { AuthGoogle, JsonObject, Rest, StringArray, StringBuilder } from '@chilkat/react-native'

async function chilkatExample() {
  // It requires the Chilkat API to have been previously unlocked.
  // See Global Unlock Sample for sample code.

  // This example uses a previously obtained access token having permission for the 
  // Google Drive scope.

  const gAuth = new AuthGoogle();
  gAuth.accessToken = 'GOOGLE-DRIVE-ACCESS-TOKEN';

  const rest = new Rest();

  // Connect using TLS.
  const bAutoReconnect = true;
  await rest.connectAsync('www.googleapis.com', 443, true, bAutoReconnect);

  // Provide the authentication credentials (i.e. the access token)
  rest.setAuthGoogle(gAuth);

  // Get 10 results per page for testing.  (The default page size is 100, with a max of 1000.
  rest.addQueryParam('pageSize', '10');

  const json = new JsonObject();
  let i = 0;
  let numFiles = 0;

  // Send the request for the 1st page.
  let jsonResponse = await rest.fullRequestNoBodyAsync('GET', '/drive/v3/files');

  let pageNumber = 1;
  let pageToken = '';
  let bContinueLoop = rest.lastMethodSuccess && (rest.responseStatusCode === 200);

  let fileId = '';
  const saFileIds = new StringArray();

  while (bContinueLoop) {

    console.log(`---- Page ${pageNumber} ----`);
    json.load(jsonResponse);

    numFiles = json.sizeOfArray('files');
    i = 0;
    while (i < numFiles) {
      json.i = i;
      fileId = json.stringOf('files[i].id');
      console.log(`name: ${json.stringOf('files[i].name')}`);
      console.log(`id: ${fileId}`);
      saFileIds.append(fileId);
      i++;
    }

    // Get the next page of files.
    // If the "nextPageToken" is present in the JSON response, then use it in the "pageToken" parameter
    // for the next request.   If no "nextPageToken" was present, then this was the last page of files.
    pageToken = json.stringOf('nextPageToken');
    bContinueLoop = false;
    const bHasMorePages = json.lastMethodSuccess;
    if (bHasMorePages) {
      rest.clearAllQueryParams();
      rest.addQueryParam('pageSize', '10');
      rest.addQueryParam('pageToken', pageToken);
      jsonResponse = await rest.fullRequestNoBodyAsync('GET', '/drive/v3/files');
      bContinueLoop = rest.lastMethodSuccess && (rest.responseStatusCode === 200);
      pageNumber++;
    }
  }

  // Before actually deleting, check for errors...
  if (!rest.lastMethodSuccess) {
    console.log(rest.lastErrorText);
    return;
  }

  // A successful response will have a status code equal to 200.
  if (rest.responseStatusCode !== 200) {
    console.log(`response status code = ${rest.responseStatusCode}`);
    console.log(`response status text = ${rest.responseStatusText}`);
    console.log(`response header: ${rest.responseHeader}`);
    console.log(`response JSON: ${jsonResponse}`);
    return;
  }

  // OK, we have the full list of files.  Delete each..
  const sbPath = new StringBuilder();
  numFiles = saFileIds.count;
  i = 0;
  while (i < numFiles) {
    fileId = saFileIds.getString(i);

    rest.clearAllQueryParams();

    sbPath.clear();
    sbPath.append('/drive/v3/files/');
    sbPath.append(fileId);

    try {
      jsonResponse = await rest.fullRequestNoBodyAsync('DELETE', sbPath.getAsString());
    } catch {
      console.log(rest.lastErrorText);
      return;
    }

    // A successful response will have a status code equal to 204 and the response body is empty.
    // (If not successful, then there should be a JSON response body with information..)
    if (rest.responseStatusCode !== 204) {
      console.log(`response status code = ${rest.responseStatusCode}`);
      console.log(`response status text = ${rest.responseStatusText}`);
      console.log(`response header: ${rest.responseHeader}`);
      console.log(`response JSON: ${jsonResponse}`);
      return;
    }

    i++;
    console.log(`${i}: Deleted ${fileId}`);
  }

  console.log('All Files Deleted.');
}