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

class Brands extends Admin_Controller {

	//this property is used for validating existing brand title on call back edit brand
	private $brand_current_id = NULL;
		
	function __construct() { 
		parent::__construct();	
		$this->load->model('brand_m');
		$this->load->model('product_m');
		$this->load->helper('rajaongkir');
	}
		
	//this is to list all brands
	public function index() {
		
		//pagination in action. 50 results per page
		$this->load->library('pagination');
		$config['base_url'] = base_url() . 'admin/brands/index';
		$config['total_rows'] = $this->brand_m->record_count(); 
		$config['per_page'] = 50;
		$config["uri_segment"] = 4;
		$config['num_tag_open'] = '<span style="padding-left:10px; padding-right:10px">';
		$config['num_tag_close'] = '</span>';

		$this->pagination->initialize($config);
   		$this->data['brands'] = $this->brand_m->get_all_brands($config["per_page"], 
		$this->uri->segment(4));  

		//load view
		$this->data['subview'] = 'admin/brands/index';
		$this->load->view('admin/templates/header', $this->data); 
		$this->load->view('admin/_layout_main', $this->data);
		$this->load->view('admin/templates/footer', $this->data);		
    }
	
	//to add a new brand 
	public function add() {
		$this->data['provinces'] = get_rajaongkir_data('province');

		$this->data['brands'] = $this->brand_m->get_new();	
		
		//validation in action
		//validation check in action 
		$config = $this->brand_m->rules;
		$this->form_validation->set_rules($config); 
		$this->form_validation->set_error_delimiters('<div class="error">', '</div>');

		if($this->form_validation->run() == TRUE) {

			$image_filename = $this->image_processing($_FILES['userfile']['size']);

			//get province name by id_province from RajaOngkir
			$province = get_rajaongkir_data(
			'province?id=' . (int) $this->input->post('province')
			); //get from helper file
			$province = $province['rajaongkir']['results']['province'];
	
			//get district /city name by id_district from RajaOngkir
			$district = get_rajaongkir_data(
			'city?id=' . (int) $this->input->post('district')
			); //get from helper file
			$district = $district['rajaongkir']['results']['city_name'];
			
			$data = $this->table_data_processing($this->input->post('brand_name'), $this->input->post('status'), $this->input->post('description'), $image_filename, $this->input->post('priority'), $this->input->post('meta_description'), $this->input->post('meta_keywords'),
				$this->input->post('province'), $this->input->post('district'), $province, $district, $this->input->post('kanva_group')
			);

			$this->brand_m->add_brand($data);

			$this->session->set_flashdata('success', '<br><p style="background:orange; color:white; padding:5px; font-weight:bold;">Brand Add Successful</p>');

			redirect('admin/brands');
			
		} 
		
		$this->data['subview'] = 'admin/brands/edit';
		$this->load->view('admin/templates/header', $this->data);
		$this->load->view('admin/_layout_main', $this->data);
		$this->load->view('admin/templates/footer', $this->data);	
	}
	
	//to edit brand in admin
	public function edit($id = NULL) {
		$this->data['provinces'] = get_rajaongkir_data('province');
		
		if ($id == NULL) { show_404(); }

		//check if id exist. If not exist, show 404.
		$count = $this->brand_m->count_exist($id);
		
		if ($count == 0) { 
			//page not exist
			show_404();
		}		

		$this->data['brands'] = $this->brand_m->get($id);	

		$this->brand_current_id = (int) $id;

		//validation check in action
		$config = $this->brand_m->rules;

		$this->form_validation->set_rules($config); 
		$this->form_validation->set_error_delimiters('<div class="error">', '</div>');

		if($this->form_validation->run() == TRUE) {
			
			$image_filename = $this->image_processing($_FILES['userfile']['size']);
		
		//get province name by id_province from RajaOngkir
		$province = get_rajaongkir_data(
		'province?id=' . (int) $this->input->post('province')
		); //get from helper file
		$province = $province['rajaongkir']['results']['province'];

		//get district /city name by id_district from RajaOngkir
		$district = get_rajaongkir_data(
		'city?id=' . (int) $this->input->post('district')
		); //get from helper file
		$district = $district['rajaongkir']['results']['city_name'];
		
		$data = $this->table_data_processing($this->input->post('brand_name'), $this->input->post('status'), $this->input->post('description'), $image_filename, $this->input->post('priority'), $this->input->post('meta_description'), $this->input->post('meta_keywords'),
			$this->input->post('province'), $this->input->post('district'), $province, $district, $this->input->post('kanva_group')
		);

			$this->brand_m->edit_brand($id, $data); 

			$this->session->set_flashdata('success', '<br><p style="background:orange; color:white; padding:5px; font-weight:bold;">Brand Edit Successful</p>');
			
			redirect('admin/brands/edit/' .  $id);
		} 
		
		$this->data['subview'] = 'admin/brands/edit';
		$this->load->view('admin/templates/header', $this->data);
		$this->load->view('admin/_layout_main', $this->data);
		$this->load->view('admin/templates/footer', $this->data);	
	}
	

	//to delete a brand
	public function delete($id) {

		//check if id exist. If not exist, show 404.
		$count = $this->brand_m->count_exist($id);
		
		if ($count == 0) { 
			//page not exist
			show_404();
		}		

		//delete image from server
		//check if there is an existing image
		$this->db->select('image')->from('brands')->where('id_brands', (int) $id);
		$image = $this->db->get()->row();
		
		if ($image->image != '' || $image->image != NULL) {
			
			//Delete the actual image file from server. FCPATH is codeigniter base path
			unlink(FCPATH .'/uploads/brand/'. $image->image);
		}

		//delete brand
		$this->brand_m->delete($id); 

		$this->session->set_flashdata('success', '<br><p style="background:orange; color:white; padding:5px; font-weight:bold;">Brand Delete Successful</p>');
		redirect('admin/brands');
	} 


	//image upload processing
	private function image_processing($image_file_size) {

		//get max image width and height from configuration table
		$this->db->select('brand_image_width, brand_image_height')->from('configuration')->where('id_configuration', 1);
		$image_dimension = $this->db->get()->row();

		//check & processing image banner upload files	
		if ($image_file_size !== 0) {  	

			$config['upload_path'] = './uploads/brand/'; 
			$config['allowed_types'] = 'png'; 
			$config['max_size']	= '300';
			$config['max_width']  = $image_dimension->brand_image_width;
			$config['max_height']  = $image_dimension->brand_image_height;
			
			$this->load->library('upload', $config); 

			if ( ! $this->upload->do_upload()) {

                //echo $this->upload->display_errors(); die();
					
				$this->session->set_flashdata('error', '<br>
					<p style="background:orange; color:white; padding:5px; font-weight:bold;">Image Upload Error. Wrong format or size.</p>');

				if ($this->brand_current_id != NULL) {
					redirect('admin/brands/edit/' . $this->brand_current_id);
				} else {
					redirect('admin/brands/add');
				}
			
			} else {

			$image = $this->upload->data();
			$image_filename = $image['file_name']; 	 

			return $image_filename; 

			}	
		}
	}

	private function table_data_processing($brand_name, $status, $description, $image_filename, $priority, $meta_description, $meta_keywords, $id_province, $id_district, $province, $district, $kanva_group) {

		$data = array(
				'brand' 		=> $this->security->xss_clean($brand_name),
				'alias' 		=> url_title($brand_name),
				'status' 		=> $status,
				'description' 	=> $description,
				'priority' 		=> $priority,
				'meta_description' => $meta_description,
				'meta_keywords'	=> $meta_keywords,
				'id_province'	=> $id_province,
				'id_district'	=> $id_district,
				'province'	=> $province,
				'district'	=> $district,
				'kanva_group'	=> $kanva_group,
		);

		//image upload
		if (isset($image_filename)) {
			$data['image'] = $image_filename; 
		} 

		return $data;
	}

	//callback function validation add new brand
	//make it private by adding _
	public function _cek_existing_brand_title($str) {

		$num_rows = $this->brand_m->cek_existing_brand_title($str, $this->brand_current_id);   
		if ($num_rows != 0 ) {  
			$this->form_validation->set_message('_cek_existing_brand_title', 'Brand name already exist !');
			return FALSE;
		} else {
			return TRUE;  
		}
	}

	//To delete brand image file from server, and from database
	public function delete_image($id = NULL) { 

		$count = $this->brand_m->count_exist($id);

		if ($id == NULL || $count == 0) {	
			redirect('admin/brands');
		}

		//get image file name for deletion
		$this->db->select('image')->from('elephant_packages_gallery')->where('id_brands', (int) $id);
		$image = $this->db->get()->row();

		//Delete the actual image file from server. FCPATH is codeigniter base path
		unlink(FCPATH .'/uploads/brand/'. $image->image);

		//Delete image field from database
		$data = array( 
			'image' => '',
		);

		$this->db->where('id_brands', (int) $id);
		$this->db->update('brands', $data);	

		$this->session->set_flashdata('success', '<br><p style="background:orange; color:white; padding:5px; font-weight:bold;">Image Delete Successful</p>');
		
		redirect('admin/brands/edit/' . $id); 
	}
	
		
}