// Add To Cart Buttons On Archives
add_filter( 'woocommerce_product_add_to_cart_text', function( $text, $product ) {
	if( $product->is_type( 'variable' ) ) { return $text; }
	$price_numeric = floatval( $product->get_price() );
	return $price_numeric > 0 ? $text : 'Request Quote';
}, 10, 2 );

// Eliminate Variation Price Range
add_filter( 'woocommerce_variable_price_html', function( $price, $product ) {
	$price_numeric = floatval( $product->get_price() );
	return $price_numeric > 0 ? $price : 'Request Quote';
}, 10, 2 );

// Single Product Price Display
add_filter( 'woocommerce_get_price_html', function( $price, $product ) {
	$price_numeric = floatval( $product->get_price() );
	return $price_numeric > 0 ? $price : '';
}, 10, 2 );

// Add To Cart Buttons On Product Pages
add_filter( 'woocommerce_product_single_add_to_cart_text', function( $text, $product ) {
	if( $product->is_type( 'variable' ) ) { return 'Select'; }
	$price = $product->get_price();
	return floatval( $price ) > 0 ? $text : 'Request Quote';
}, 10, 2 );

// Order Item Table Price
add_filter( 'woocommerce_cart_item_price', function( $price, $cart_item, $cart_item_key ) {
	$price_numeric = floatval( $cart_item['line_subtotal'] );
	return $price_numeric > 0 ? $price : 'Quote Request';
}, 10, 3 );

// Order Item Table Subtotal
add_filter( 'woocommerce_cart_item_subtotal', function( $price, $cart_item, $cart_item_key ) {
	$price_numeric = floatval( $cart_item['line_subtotal'] );
	return $price_numeric > 0 ? $price : 'Quote Request';
}, 10, 3 );

// Cart Proceed-To-Checkout Button
remove_action( 'woocommerce_proceed_to_checkout', 'woocommerce_button_proceed_to_checkout', 20 ); 
add_action( 'woocommerce_proceed_to_checkout', function() {
	printf(
		'<a href="%s" class="checkout-button button alt wc-forward">%s</a>',
		wc_get_checkout_url(),
		__( 'Continue', 'woocommerce' )
	);
}, 20 );

// Place Order Button
add_filter( 'woocommerce_order_button_text', function( $text ) {
	$price_numeric = floatval( WC()->cart->cart_contents_total );
	return $price_numeric > 0 ? $text : 'Request Quote';
} );