Remove woocommerce print invoice and packing slip plugin invoice link from emails

Remove woocommerce print invoice and packing slip plugin invoice link from emails.txt

+ // only copy this line if needed
+/**
+ * Remove "View Invoice" link from customer emails
+ * or change HTML of the original link button in "View Order" page from "My Account"
+ *
+ * @param string $button The button HTML
+ * @param string $action The current context where the link button is produced ('send_email' or 'print')
+ * @return string HTML
+ */
+function sv_pip_view_invoice_button_html( $button, $action ) {
+	// you can use conditions checking $action so you will know which is the context
+	if ( 'send_email' === $action ) {
+		// if you want to remove the button link you can just return empty string
+		$button = '';
+	} elseif ( 'print' === $action ) {
+		// if you need to add some HTML, you could do so:
+		$button = '<span class="my-css-class">' . $button . '</span>';
+	}
+	return $button;
+}
+add_filter( 'wc_pip_view_invoice_button_html', 'sv_pip_view_invoice_button_html', 10, 2 );