mailjet-8.x-2.7/src/Form/MailjetApiForm.php

<?php

namespace Drupal\mailjet\Form;

use Drupal\Core\Form\ConfigFormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\mailjet\MailjetApi;
use Mailjet\Resources;

/**
 * Class for MailjetApiForm.
 *
 * @package Drupal\mailjet\Form
 */
class MailjetApiForm extends ConfigFormBase
{
  private mixed $mailjetHandler;

  /**
   * {@inheritdoc}
   */
  protected function getEditableConfigNames()
  {
    return [
      'mailjet_api.settings',
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function getFormId()
  {
    return 'mailjet_api_form';
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state)
  {
    $config_mailjet = $this->config('mailjet.settings');
    $form = parent::buildForm($form, $form_state);
    $form['api'] = [
      '#type' => 'fieldset',
    ];

    $form['api']['welcome'] = [
      '#markup' => t(
        'Welcome to the Mailjet Configuration page.</br>
      If you are new to Mailjet, please register by clicking on the button above.</br>
      Should you already have a pre-existing Mailjet account, please copy and paste your Mailjet API Key and Secret Key which can be found in <a href="https://app.mailjet.com/account/api_keys">your Mailjet account.</a>'
      ),
    ];

    $form['api']['mailjet_username'] = [
      '#type' => 'textfield',
      '#title' => t('API Key'),
      '#default_value' => $config_mailjet->get('mailjet_username'),
      '#required' => TRUE,
    ];

    $form['api']['mailjet_password'] = [
      '#type' => 'textfield',
      '#title' => t('Secret Key'),
      '#default_value' => $config_mailjet->get('mailjet_password'),
      '#required' => TRUE,
    ];

    $form['actions']['#type'] = 'actions';

    $form['actions']['submit'] = [
      '#type' => 'submit',
      '#value' => $this->t('Save'),
      '#button_type' => 'primary',
    ];

    return parent::buildForm($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function validateForm(array &$form, FormStateInterface $form_state)
  {
  }

  /**
   * {@inheritdoc}
   * @throws \Exception
   */
  public function submitForm(array &$form, FormStateInterface $form_state)
  {
    $config = \Drupal::service('config.factory')
      ->getEditable('mailjet.settings');

    $config->set('mailjet_username', $form_state->getValue('mailjet_username'));
    $config->set('mailjet_password', $form_state->getValue('mailjet_password'));
    $config->save();

    $mailjetApiClient = MailjetApi::getApiClient(
      $form_state->getValue('mailjet_username'),
      $form_state->getValue('mailjet_password')
    );
    $response = $mailjetApiClient->get(Resources::$Myprofile);
    if ($response->success()) {
      $config->set('mailjet_active', TRUE);

      $params = [
        'AllowedAccess' => 'campaigns,contacts,stats,pricing,account,reports',
        'APIKeyALT' => $form_state->getValue('mailjet_username'),
        'TokenType' => 'iframe',
        'IsActive' => TRUE,
      ];

      $this->mailjetHandler = \Drupal::service('mailjet.handler');
      $responseApiToken = MailjetApi::createApiToken($params);
      if (FALSE != $responseApiToken) {
        $config->set('APItoken', $responseApiToken[0]['Token']);
        $config->save();
        mailjet_first_sync($this->mailjetHandler->getMailjetDefaultList());

        \Drupal::messenger()->addMessage(t('The configuration options have been saved.'));
        drupal_flush_all_caches();
      } else {
        $form_state->setErrorByName('mailjet_username', t('Token was NOT generated! Please try again.'));
      }
    } else {
      \Drupal::messenger()->addMessage(
        t('Please verify that you have entered your API and secret key correctly. Please note this plug-in is compatible for Mailjet v3 accounts only. Click <a href=" https://app.mailjet.com/support/why-do-i-get-an-api-error-when-trying-to-activate-a-mailjet-plug-in,497.htm"> here</a> for more information'),
        'error'
      );
    }
  }

}