<?php defined('BASEPATH') or exit('No direct script access allowed');

class Category extends Public_Controller
{

	private $sort_product_by = NULL;

	public function __construct()
	{
		parent::__construct();
		$this->load->model('product_m');
	}

	public function get($alias = NULL)
	{

		if ($alias == NULL) {
			show_404();
		}

		if ($alias == 'all') {

			//get Categories parameters 
			$this->db->select('*')->from('categories')->where('status', 1)->order_by('priority', 'ASC');
			$this->data['categories'] = $this->db->get()->result();

			//get SEO
			$this->db->select('website_name')->from('configuration')->where('id_configuration', 1);
			$website_name = $this->db->get()->row();
			$this->data_header['browser_title'] =  ucwords($website_name->website_name) . ' - All Brands';
			$this->data_header['meta_description'] = ucwords($website_name->website_name) . ' - All Brands';

			$this->load->view("themes/$this->theme_no/header", $this->data_header);
			$this->load->view('all-categories', $this->data);
			$this->load->view("themes/$this->theme_no/footer", $this->data_footer);
		} else {

			//check if category exist 
			$this->db->select('*')->from('categories')->where('alias', $alias)->where('status', 1);
			$count_category = $this->db->get()->num_rows();

			if ($count_category == 0) {
				show_404();
			}

			//set current category to session, so it can be track to product page
			$this->session->set_userdata('current_viewed_category', $alias);

			//get category parameters 
			$this->db->select('*')->from('categories')->where('alias', $alias);
			$data['category'] = $this->db->get()->row();

			//check if post sort product is exist
			if ($this->input->post('sort_product')) {

				$this->sort_product_by = $this->input->post('sort_product');
			}

			//PRODUCTS
			//pagination in action. 

			//get no. of products per page (pagination) from configuration table
			$this->db->select('products_displayed')->from('configuration')->where('id_configuration', 1);
			$per_page = $this->db->get()->row();

			$this->load->library('pagination');
			$config['base_url'] = base_url() . 'category/' . $alias;
			$config['total_rows'] = $this->product_m->count_products_by_category($data['category']->id_categories);
			$config['per_page'] = $per_page->products_displayed;
			$config['uri_segment'] = 3;
			$config['num_tag_open'] = '<span style="padding-left:10px; padding-right:10px">';
			$config['num_tag_close'] = '</span>';

			$this->pagination->initialize($config);

			$data['sort_product_by'] = $this->sort_product_by;

			$data['products'] = $this->product_m->get_products_by_category($data['category']->id_categories, $config['per_page'], $this->uri->segment(3), $this->sort_product_by);

			//get SEO
			$this->data_header['browser_title'] = 'Category - ' . ucwords($data['category']->category);
			$this->data_header['meta_description'] = $data['category']->meta_description;
			$this->data_header['meta_keywords'] = $data['category']->meta_keywords;

			$this->load->view('template/header', $this->data_header);
			$this->load->view('category', $data);
			$this->load->view('template/footer', $this->data_footer);
		}
	}
}