Button to delete files

good day

I need help to create a button that allows me to delete files uploaded to the uploads folders from yii2

thanks

good day

For those who require this type of information to implement buttons I leave the code that worked for me to perform this function of the app

<div class="col-lg-10 col-md-10">
<?php
if (!$model->isNewRecord) {
    if (!file_exists(Yii::$app->basePath . '/images/qhse/accidentes/' . $model->id)) {
        mkdir(Yii::$app->basePath . '/images/qhse/accidentes/' . $model->id, 0777, true);
    }
    $listar = null;
    $directorio = scandir(Yii::$app->basePath . '/images/qhse/accidentes/' . $model->id . '/');
    if (count($directorio) <= 2) {
        $listar = "El Accidente no contiene Arhcivos Adjuntos";
    }
    $directorio = opendir(Yii::$app->basePath . '/images/qhse/accidentes/' . $model->id . '/');
    while ($documento = readdir($directorio)) {
        if ($documento != '.' && $documento != '..') {
            if (is_dir(Yii::$app->basePath . '/images/qhse/accidentes/' . $model->id . '/')) {
                $listar .= $a = '<li><i class="fa fa-file"></i>' . '&nbsp;' . '&nbsp;' .
                        Html::a($documento, Yii::$app->homeUrl . 'images/qhse/accidentes/' . $model->id . '/' . $documento) .
                        '&nbsp;' .
                        '&nbsp;' .
                        '&nbsp;' .
                        '&nbsp;' .
                        '&nbsp;' .
                        '&nbsp;' .
                        Html::a("<i class='fa fa-trash'></i>", ['filedelete', 'archivo' => Yii::$app->basePath . '/images/qhse/accidentes/' .
                            $model->id . '/' . $documento], ['class' => 'btn btn-danger',
                            'data' => [
                                'confirm' => 'Estás seguro de que quieres eliminar ' . $documento . '?'
                    ]])
                        . '</li>';
            } else {
                $listar .= $a = '<li><i class="fa fa-download"></i>' . '&nbsp;' . '&nbsp;' .
                        Html::a($documento, Yii::$app->homeUrl . 'images/qhse/accidentes/' . $model->id . '/' . $documento) .
                        '&nbsp;' .
                        '&nbsp;' .
                        '&nbsp;' .
                        '&nbsp;' .
                        '&nbsp;' .
                        '&nbsp;' .
                        Html::a("<i class='fa fa-trash'></i>", ['filedelete', 'archivo' => Yii::$app->basePath . '/images/qhse/accidentes/' .
                            $model->id . '/' . $documento], ['class' => 'btn btn-danger',
                            'data' => [
                                'confirm' => 'Estás seguro de que quieres eliminar ' . $documento . '?'
                    ]])
                        . '</li>';
            }
        }
    }
    ?>
    <ul>
        <p><span style="color: #3366ff;"><strong>Documentos Cargados</strong></span></p>
        <p><span style="color: #3366ff;"><strong><?= $listar ?></strong></span></p>
    </ul>
    <?php
}
?>