// AJAX Filter
function filter_products() {

	if( isset( $_POST['names'] ) && isset( $_POST['flower_colors'] ) && isset( $_POST['leaf_colors'] ) )
		$args = array(
			'post_type'=> 'portfolio',
			'posts_per_page' => -1,
			'orderby' => 'title',
			'order'	=> 'ASC',
			'tax_query' => array(
				'relation' => 'AND',
				array(
					'field' => 'term_id',
					'taxonomy' => 'tag_names',
					'terms' => $_POST['names'],
				),

				array(
					'field' => 'term_id',
					'taxonomy' => 'tag_flower_colors',
					'terms' => $_POST['flower_colors'],
				),

				array(
					'field' => 'term_id',
					'taxonomy' => 'tag_leaf_colors',
					'terms' => $_POST['leaf_colors'],
				),
            ),
		);

	$query = new WP_Query( $args );

	if( $query->have_posts() ) :
		while( $query->have_posts() ): $query->the_post();
			echo get_template_part( '/page-element-assortiment' );
		endwhile;
		wp_reset_postdata();

	else :
		// echo '<p style="text-align: center;"></p>';
	endif;

	die();

}

add_action('wp_ajax_myfilter', 'filter_products');
add_action('wp_ajax_nopriv_myfilter', 'filter_products');