<?php

function arts_render_footer_widgets( $suffix = 'upper', $default_columns = 4 ) {
	$footer_columns         = get_theme_mod( 'footer_columns_' . $suffix, $default_columns );
	$text_align_enabled     = get_theme_mod( 'text_align_enabled_' . $suffix, false );
	$increase_width_enabled = get_theme_mod( 'increase_width_enabled_' . $suffix, true ); // increase width of the 2nd column in 3 columns layout
	$class_col              = '';

	switch ( $footer_columns ) {
		case 1: {
			$class_col = 'col-12 text-center';
			break;
		}
		case 2: {
			$class_col = 'col-lg-6 col-sm-6 col-12';
			break;
		}
		case 3: {
			$class_col = 'col-lg-4 col-12';
			break;
		}
		default: {
			$class_col = 'col-lg-3 col-sm-6 col-12';
			break;
		}
	}

	for ( $i = 1; $i <= $footer_columns; $i++ ) {

		if ( is_active_sidebar( 'footer-sidebar-' . $suffix . $i ) ) {

			$class_col_order = ' order-lg-' . $i;

			// 2 columns layout: 1st column
			if ( $footer_columns == 2 && $i == 1 ) {
				$class_col  = 'col-lg-6';
				$class_col .= $text_align_enabled ? ' text-center text-lg-left' : '';
			}

			// 2 columns layout: 2nd column
			if ( $footer_columns == 2 && $i == 2 ) {
				$class_col  = 'col-lg-6';
				$class_col .= $text_align_enabled ? ' text-center text-lg-right' : '';
			}

			// 3 columns layout: 1st column
			if ( $footer_columns == 3 && $i == 1 ) {
				$class_col  = $increase_width_enabled ? 'col-lg-3' : 'col-lg-4';
				$class_col .= $text_align_enabled ? ' text-center text-lg-left' : '';
			}

			// 3 columns layout: 2nd column
			if ( $footer_columns == 3 && $i == 2 ) {
				$class_col  = $increase_width_enabled ? 'col-lg-6' : 'col-lg-4';
				$class_col .= $text_align_enabled ? ' text-center' : '';
			}

			// 3 columns layout: 3rd column
			if ( $footer_columns == 3 && $i == 3 ) {
				$class_col  = $increase_width_enabled ? 'col-lg-3' : 'col-lg-4';
				$class_col .= $text_align_enabled ? ' text-center text-lg-right' : '';
			}

			// column order classes
			if ( get_theme_mod( 'order_column_' . $i . '_' . $suffix ) > 1 ) {
				$order           = get_theme_mod( 'order_column_' . $i . '_' . $suffix );
				$class_col_order = ' order-lg-' . $i . ' order-' . $order;
			}

			?>
				<div class="<?php echo esc_attr( $class_col . $class_col_order ); ?> footer__column">
					<?php dynamic_sidebar( 'footer-sidebar-' . $suffix . $i ); ?>
				</div>
			<?php

		}
	}
}