<?php
class ControllerServiceMenu extends Controller {
	public function index() {
		$this->load->model('service/category');

		$data['categories'] = $this->getCategories();

		return $this->load->view('service/menu', $data);
	}

	private function getCategories($parent_id = 0, $path = '') {
		$category_data = array();
		$categories = $this->model_service_category->getCategories($parent_id);

		foreach ($categories as $category) {
			$category_path = $path ? $path . '_' . $category['service_category_id'] : $category['service_category_id'];

			$category_data[] = array(
				'name' => $category['name'],
				'href' => $this->url->link('service/category', 'service_category_id=' . $category_path)
			);

			$category_data = array_merge($category_data, $this->getCategories($category['service_category_id'], $category_path));
		}

		return $category_data;
	}
}