`<?php
add_filter( 'rwmb_meta_boxes', 'your_prefix_function_name' );

function your_prefix_function_name( $meta_boxes ) {
    $prefix = '';

    $meta_boxes[] = [
        'title'      => __( 'command-form', 'your-text-domain' ),
        'id'         => 'command-form',
        'post_types' => ['commande-en-ligne'],
        'fields'     => [
            [
                'name'          => __( 'Votre Nom', 'your-text-domain' ),
                'id'            => $prefix . 'name',
                'type'          => 'text',
                'required'      => 1,
                'admin_columns' => [
                    'position' => 'replace title',
                    'title'    => 'De:',
                ],
                'columns'       => 4,
            ],
            [
                'name'       => __( 'Téléphone', 'your-text-domain' ),
                'id'         => $prefix . 'telephone',
                'type'       => 'text',
                'required'   => 1,
                'columns'    => 4,
                'save_field' => 1,
            ],
            [
                'name'          => __( 'Courriel', 'your-text-domain' ),
                'id'            => $prefix . 'courriel',
                'type'          => 'text',
                'required'      => 1,
                'admin_columns' => [
                    'position' => 'after name',
                    'title'    => 'Courriel',
                ],
                'columns'       => 8,
                'save_field'    => 1,
            ],
            [
                'name'       => __( 'Commande', 'your-text-domain' ),
                'id'         => $prefix . 'commande',
                'type'       => 'group',
                'clone'      => 1,
                'add_button' => __( 'Ajouter +', 'your-text-domain' ),
                'save_field' => 1,
                'fields'     => [
                    [
                        'name'       => __( 'Item', 'your-text-domain' ),
                        'id'         => $prefix . 'item',
                        'type'       => 'text',
                        'required'   => 1,
                        'columns'    => 4,
                        'class'      => 'pile-up',
                        'save_field' => 1,
                    ],
                    [
                        'name'       => __( 'Quantité', 'your-text-domain' ),
                        'id'         => $prefix . 'qty',
                        'type'       => 'number',
                        'min'        => 1,
                        'std'        => 1,
                        'required'   => 1,
                        'columns'    => 2,
                        'save_field' => 1,
                    ],
                    [
                        'name'       => __( 'Code BMR', 'your-text-domain' ),
                        'id'         => $prefix . 'code_bmr',
                        'type'       => 'text',
                        'columns'    => 2,
                        'save_field' => 1,
                    ],
                ],
            ],
            [
                'name'          => __( 'Réception', 'your-text-domain' ),
                'id'            => $prefix . 'reception',
                'type'          => 'radio',
                'options'       => [
                    'cueillette' => __( 'Cueillette', 'your-text-domain' ),
                    'livraison'  => __( 'Livraison', 'your-text-domain' ),
                ],
                'required'      => 1,
                'admin_columns' => [
                    'position' => 'after courriel',
                    'title'    => 'Réception',
                ],
                'save_field'    => 1,
                'inline'        => false,
            ],
            [
                'name'       => __( 'Destination', 'your-text-domain' ),
                'id'         => $prefix . 'destination',
                'type'       => 'group',
                'save_field' => 1,
                'fields'     => [
                    [
                        'name'       => __( 'Adresse', 'your-text-domain' ),
                        'id'         => $prefix . 'adresse',
                        'type'       => 'text',
                        'columns'    => 8,
                        'save_field' => 1,
                    ],
                    [
                        'name'       => __( 'Ville', 'your-text-domain' ),
                        'id'         => $prefix . 'ville',
                        'type'       => 'text',
                        'columns'    => 5,
                        'save_field' => 1,
                    ],
                    [
                        'name'       => __( 'Code postal', 'your-text-domain' ),
                        'id'         => $prefix . 'code_postal',
                        'type'       => 'text',
                        'columns'    => 3,
                        'save_field' => 1,
                    ],
                ],
                'hidden'     => [
                    'when'     => [['reception', '!=', 'livraison']],
                    'relation' => 'or',
                ],
            ],
            [
                'name'       => __( 'Méthode de Paiement', 'your-text-domain' ),
                'id'         => $prefix . 'paiement',
                'type'       => 'checkbox_list',
                'options'    => [
                    'comptant'  => __( 'Comptant', 'your-text-domain' ),
                    'credit'    => __( 'Crédit', 'your-text-domain' ),
                    'telephone' => __( 'Téléphone (crédit)', 'your-text-domain' ),
                ],
                'save_field' => 1,
            ],
        ],
    ];

    return $meta_boxes;
}`