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

class Search extends Public_Controller {

	public function __construct() {
		parent::__construct();
	}

	public function index($keyword = NULL) {  

		if($this->input->post('key')) {
			$keyword = $this->security->xss_clean($this->input->post('key')); 
		}  

		if($keyword == NULL) {redirect(base_url());}

		$categories = $this->db->select('id_categories')->from('categories')->where('status',1)->where('parent !=', NULL)->where('category',$keyword)->get()->num_rows();

		$id_products = $this->db->select('id_products')->from('products')->where('product_status',1)->where('title',$keyword)->get()->row()->id_products;

		if($id_products!=NULL) {
			$category = $this->db->select('category')->from('categories')->join('category_product','categories.id_categories=category_product.id_category')->where('category_product.id_product',$id_products)->where('categories.status',1)->where('categories.parent !=',NULL)->get()->row()->category;
			redirect('category/'.strtolower($category));
		} elseif($categories>0) {
			redirect('category/'.strtolower($keyword));
		} else {
			redirect('blog/search/'.url_title(strtolower($keyword)));			
		}


		/////////////////////////////////////////////////////////////////////

		//check if post sort_product is exist
		if ($this->input->post('sort_product')) {
			$this->session->set_userdata('sort_product', $this->input->post('sort_product'));
		}

		//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();

		//PRODUCTS
		//pagination in action 
		$this->load->library('pagination');
		$config = array();
		$this->load->helper('pagination_helper');
		$config = pagination_format();
		$config['base_url'] = base_url() . 'search/get/' . $keyword . '/';  
		$this->load->model('product_m');
		$config['total_rows'] = $this->product_m->count_products_by_search($keyword);
		$config['per_page'] = (int) $per_page->products_displayed;  
		$config['uri_segment'] = 4;
		$this->pagination->initialize($config); 

		$this->data['sort_product_by'] = $this->session->userdata('sort_product');

		$this->data['total_products'] = $config['total_rows'];

		$this->data['products'] = $this->product_m->get_products_by_search($keyword, $config['per_page'], $this->uri->segment($config['uri_segment']));  
		
		$this->data['keyword'] = $keyword;

		$this->data['page'] = $this->db->select('category_landingpage_image as landingpage_image, category_landingpage_link as landingpage_title')->from('configuration')->where('id_configuration',1)->get()->row();
  
		//get SEO
		$this->data_header['browser_title'] = 'Search Products'; 
		$this->data_header['meta_description'] = 'Search Products';
		$this->data_header['meta_keywords'] = 'Search Products';

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

}