Save login of all users in WP (you must be create a table named wp_metrix)

wordpress-log-in-hook.php

<?php
/*
 * track logIn (save data in table metric)
*/
add_action( 'wp_login', function($login, $user) {
    if ( class_exists('\MinderOptions\Core\Chatbot') == true ) {
        $keycode = 'sign_in';
        $stringValue = time(); // save time in UNIX format
        $userId = $user->ID;
        $rs = \MinderOptions\Core\Chatbot::saveCodeMetricByREST($keycode, $stringValue, $userId);
        if ( $rs === false ) {
            error_log( "Logs sign_in USEID={$user->ID}: Logins where not registered" );
        }
    }

}, 10, 2);


// ##########
// static function using APIREST
// ##########
/*
* save data in table codeMetricx by API-REST
*
* @return
*/
public static function saveCodeMetricByREST( $keycode, $stringValue, $userId ) {

    $result = false;
    $json_data = array(
        'code'      => $keycode,
        'value'     => $stringValue,
        'user_id'      => $userId,
    );

    $URLpure = "/api/v1/code-metric";
    $request   = new \WP_REST_Request( 'POST', $URLpure );
    $request->set_header( 'content-type', 'application/json' );
    $request->set_body( json_encode($json_data) );

    $response = rest_do_request( $request );
    $data = $response->get_data();

    if ( isset($data['success']) == true && $data['success'] == true ) {
        $result = true; // data structure is CORRECT! (therefore the data was registered!)
    }

    return $result;
}