gpnf-custom-add-entry-button-labels-depending-on-child-entry-count.php: Added a new snippet to customize the "Add Entry" button label depending on whether the field has child entries or not.

Author: spivurno

gp-nested-forms/gpnf-custom-add-entry-button-labels-depending-on-child-entry-count.php

@@ -0,0 +1,17 @@
+<?php
+/**
+ * Gravity Perks // Nested Forms // Add Custom Label for "Add Entry" Button Depending on Child Entry Count
+ * https://gravitywiz.com/documentation/gravity-forms-nested-forms/
+ *
+ * Use this snippet to set a custom "Add Entry" button label when there are no child entries. In this example, the button
+ * will read "Add First Entry" if there are no child entries and "Add Another Entry" if there is at least one child entry.
+ */
+// Update "123" to your parent form ID.
+add_filter( 'gpnf_template_args_123', function( $args ) {
+	if ( isset( $args['add_button'] ) ) {
+		$search  = 'data-bind="';
+		$replace = $search . sprintf( 'text: ! entries().length ? `Add First %1$s` : `Add Another %1$s`, ', $args['field']->get_item_label() );
+		$args['add_button'] = str_replace( $search, $replace, $args['add_button'] );
+	}
+	return $args;
+} );