Payment method selection can be complete custom on an application side, as preselection before payment creation or as method change after payment was created in ThePay system.
/** @var \ThePay\ApiClient\TheClient $thePayClient */
/**
* every time when you want select method, obtain an actual list of active methods,
* because the list can change any time based on ThePay system or project settings!
*/
$activeMethods = $thePayClient->getActivePaymentMethods();
if($activeMethods->size() === 0) {
/**
* we recommend a check if any method is active,
* for example, show some alert instead of method selection,
* consider notifying application maintainer
* that user can not select any method, ...
*/
}
/**
* show some method selection form or send the method list to frontend app, ...
*/