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

class Sizes extends Admin_Controller {

	//this property is used for validating existing size title on call back edit size
	protected $size_current_id;

	protected $attribute_current_id;
		
	function __construct() {

		parent::__construct();	
		$this->load->model('size_m');   

		$this->load->library('form_validation');
		$this->form_validation->set_error_delimiters('<div class="error">', '</div>'); //above is to add class to form validation error, to be styled
	}
		
	//this is to list all sizes 
	public function index() {
		
		//pagination in action. 100 results per page
		$this->load->library('pagination');
		$config['base_url'] = base_url() . 'admin/sizes/index';
		$config['per_page'] = 100;
		$config["uri_segment"] = 4;

		//config for bootstrap pagination class integration 
		$config['full_tag_open'] = '<ul class="pagination">';
		$config['full_tag_close'] = '</ul>';
		$config['first_tag_open'] = '<li>';
		$config['first_tag_close'] = '</li>';
		$config['prev_link'] = '&laquo';
		$config['prev_tag_open'] = '<li class="prev">';
		$config['prev_tag_close'] = '</li>';
		$config['next_link'] = '&raquo';
		$config['next_tag_open'] = '<li>';
		$config['next_tag_close'] = '</li>';
		$config['last_tag_open'] = '<li>';
		$config['last_tag_close'] = '</li>';
		$config['cur_tag_open'] = '<li class="active"><a href="#">';
		$config['cur_tag_close'] = '</a></li>';
		$config['num_tag_open'] = '<li>';
		$config['num_tag_close'] = '</li>';

		//fetch all sizes
		$config['total_rows'] = $this->size_m->record_count();  

		$this->pagination->initialize($config);
   		$this->data['sizes'] = $this->size_m->get_all_product_size($config["per_page"], 
		$this->uri->segment(4));   
	
		//load view
		$this->data['subview'] = 'admin/sizes/index';
		$this->load->view('admin/templates/header', $this->data_header); 
		$this->load->view('admin/_layout_main', $this->data);
		$this->load->view('admin/templates/footer'); 	
    }
	
	//to add a new size 
	public function add() { 

		redirect('admin/sizes');   
	
		$this->data['sizes'] = $this->size_m->get_new();	  
		
		//validation in action
		//validation check in action
		$config = $this->size_m->rules;
		$this->form_validation->set_rules($config);  

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

			$data = $this->table_data_processing($this->input->post('size')); 

			$this->size_m->add_product_size($data); 

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

			redirect('admin/sizes');
		} 
		
		$this->data['subview'] = 'admin/sizes/edit';
		$this->load->view('admin/templates/header', $this->data_header); 
		$this->load->view('admin/_layout_main', $this->data);
		$this->load->view('admin/templates/footer');
	}
	
	//to edit size in admin
	public function edit($id = NULL) {

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

		$this->data['sizes'] = $this->size_m->get($id);	 

		$this->size_current_id = (int) $this->data['sizes']->id_product_size;	
		
		//validation check in action
		$config = $this->size_m->rules;
		$this->form_validation->set_rules($config); 

		if($this->form_validation->run($this) == TRUE) {
			
			$data = $this->table_data_processing($this->input->post('size')); 
			
			$this->size_m->edit_product_size($id, $data); 

			$this->session->set_flashdata('success', '<br><p style="background:green; color:white; padding:5px; font-weight:bold;">Product Option Edit Successful</p>');
			
			redirect('admin/sizes');	
		} 
		
		$this->data['subview'] = 'admin/sizes/edit';
		$this->load->view('admin/templates/header', $this->data_header); 
		$this->load->view('admin/_layout_main', $this->data);
		$this->load->view('admin/templates/footer');
	}
	
	
	//to delete a size
	public function delete($id) {

		redirect('admin/sizes');

		//delete size
		$this->size_m->delete($id);

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

	private function table_data_processing($size) 
	{
		$data = array(
			'product_size' 	=> $this->security->xss_clean($size),
			'is_color'			=> $this->security->xss_clean($this->input->post('is_color'))
		);

		return $data;
	}

	//callback function validation add new size
	public function _cek_existing_size_title($str) {

		$num_rows = $this->size_m->cek_existing_size_title($str, $this->size_current_id);   

		if ($num_rows != 0 ) { 
			$this->form_validation->set_message('_cek_existing_size_title', 'Product Option already exist !');
			return FALSE;
		} else {
			return TRUE;   
		}
	}

	/*-----ATTRIBUTES----------*/

	public function view_attributes($id = NULL) {

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

   		$this->data['attributes'] = $this->size_m->get_all_product_attributes($id); 

   		$this->data['id_option'] = $id;

			$this->db->select('product_size, is_color')->from('product_size')->where('id_product_size', $id);
			$sizes = $this->db->get()->row(); 
			$this->data['option_name'] = $sizes->product_size; 
			$this->data['is_color'] = $sizes->is_color; 
		
			//load view 
			$this->data['subview'] = 'admin/sizes/attributes_index'; 
			$this->load->view('admin/templates/header', $this->data_header); 
			$this->load->view('admin/_layout_main', $this->data);
			$this->load->view('admin/templates/footer');
	}

	//to add a new size 
	public function add_attribute($id) 
	{
			$this->size_current_id = $id;

			$this->data['attributes'] = $this->size_m->get_new_attributes();	    
			
			//validation in action 
			//validation check in action
			$config = $this->size_m->attribute_rules; 
			$this->form_validation->set_rules($config); 
			$this->form_validation->set_error_delimiters('<div class="error">', '</div>');

			if($this->form_validation->run($this) == TRUE)  
			{  
				if($_FILES['image']) {
					$image_filename = $this->image_processing($_FILES['image'], 'image');
				}

				if($_FILES['image2']) {
					$image_filename2 = $this->image_processing($_FILES['image2'], 'image2');
				}	

				if($_FILES['image3']) {
					$image_filename3 = $this->image_processing($_FILES['image3'], 'image3');
				}

					// $product_attribute = preg_replace('/\s+/', '', $this->input->post('product_attributes'));
					$product_attribute = str_replace(',','', $this->input->post('product_attributes'));

					$data = array(
							'product_attributes' 	=> $product_attribute, 
							'id_product_size' 		=> $id,
							'color_code'					=> $this->input->post('color_code'),
							'additional_price'    => (int) $this->input->post('additional_price'),
					);

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

					//image upload
					if(isset($image_filename2)) 
					{
							$data['image2'] = $image_filename2; 
					} 

						//image upload
						if(isset($image_filename3)) 
						{
								$data['image3'] = $image_filename3; 
						} 

					$this->size_m->add_product_attributes($data);  

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

					redirect('admin/sizes/view_attributes/' . $id);
			} 

			$this->data['size_id'] = $this->size_current_id;

			$this->db->select('product_size, is_color')->from('product_size')->where('id_product_size',$this->size_current_id);
			$sizes = $this->db->get()->row(); 

			$this->data['product_size'] = $sizes->product_size; 
			$this->data['is_color'] = $sizes->is_color; 
			
			$this->data['subview'] = 'admin/sizes/edit_attributes';
			$this->load->view('admin/templates/header', $this->data_header); 
			$this->load->view('admin/_layout_main', $this->data);
			$this->load->view('admin/templates/footer');
	}
	
	//to edit size in admin
	public function edit_attribute($attribute_id) 
	{
			//check if id exist. If not exist, show 404.
			$this->db->select('*');
			$this->db->from('product_attributes');
			$this->db->where('id_product_attributes', $attribute_id);
			$query = $this->db->get();		
			$count = $query->num_rows();
			
			if ($count == 0) {
				//page not exist
				show_404();
			}	

			//get attributes
			$this->db->select('*');
			$this->db->from('product_attributes');
			$this->db->where('id_product_attributes', $attribute_id);
			$this->data['attributes'] = $this->db->get()->row();	

			$this->attribute_current_id = (int) $this->data['attributes']->id_product_attributes;	
			
			//validation in action
			//validation check in action
			$config = $this->size_m->attribute_rules;
			$this->form_validation->set_rules($config); 
			$this->form_validation->set_error_delimiters('<div class="error">', '</div>');

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

				if($_FILES['image']) {
					$image_filename = $this->image_processing($_FILES['image'], 'image');
				}

				if($_FILES['image2']) {
					$image_filename2 = $this->image_processing($_FILES['image2'], 'image2');
				}	

				if($_FILES['image3']) {
					$image_filename3 = $this->image_processing($_FILES['image3'], 'image3');
				}

				/* $product_attribute = preg_replace('/\s+/', '', $this->input->post('product_attributes')); */
				$product_attribute = str_replace(',','',$this->input->post('product_attributes'));

				$data = array(
					'product_attributes' 	=> $product_attribute,
					'color_code'					=> $this->input->post('color_code'),
					'additional_price'    => (int) $this->input->post('additional_price'),
				);

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

				//image upload
				if(isset($image_filename2)) 
				{
						$data['image2'] = $image_filename2; 
				} 

				//image upload
				if(isset($image_filename3)) 
				{
						$data['image3'] = $image_filename3; 
				} 
				
				$this->size_m->edit_product_attribute($attribute_id, $data); 

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

				redirect('admin/sizes/edit_attribute/' . $attribute_id); 
			} 

			$this->data['size_id'] = $this->data['attributes']->id_product_size;

			$this->db->select('product_size, is_color')->from('product_size')->where('id_product_size', $this->data['attributes']->id_product_size);
			$sizes = $this->db->get()->row(); 
			$this->data['product_size'] = $sizes->product_size; 
			$this->data['is_color'] = $sizes->is_color; 
			
			$this->data['subview'] = 'admin/sizes/edit_attributes';
			$this->load->view('admin/templates/header', $this->data_header); 
			$this->load->view('admin/_layout_main', $this->data);
			$this->load->view('admin/templates/footer');
	}
	
	
	//to delete a size
	public function delete_attribute($id) { 
 
		//get size_id
		$this->db->select('id_product_size');
		$this->db->from('product_attributes');
		$this->db->where('id_product_attributes', $id);
		$size_id = $this->db->get()->row()->id_product_size; 	

		//delete size
		$this->db->where('id_product_attributes', $id);
		$this->db->delete('product_attributes');

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

		redirect('admin/sizes/view_attributes/' . $size_id);
	}

	//callback function validation add new size
	public function _cek_existing_attribute_title($str) {

		$num_rows = $this->size_m->cek_existing_attribute_title($str,  $this->attribute_current_id);    

		return TRUE;

		// if ($num_rows != 0 ) { 
		// 	$this->form_validation->set_message('_cek_existing_attribute_title', 'Attribute already exist !');
		// 	return FALSE;
		// } else {
		// 	return TRUE;   
		// }
	}

	//image upload processing
	private function image_processing($image_file, $name) 
	{
			//check & processing image banner upload files	
			if ($image_file['size'] !== 0) 
			{  	
					$config = array();
					$config['upload_path'] = './uploads/sizes/'; 
					$config['allowed_types'] = 'jpg|png|jpeg'; 
					$config['max_size']	= '500'; 
					$this->load->library('upload', $config); 
					$this->upload->initialize($config); 

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

							if ($this->attribute_current_id_id != NULL) 
							{
									redirect('admin/sizes/edit_attribute/' . $this->attribute_current_id);
							} 
							elseif($this->attribute_current_id_id == NULL) 
							{
									redirect('admin/sizes/add_attribute/' . $this->attribute_current_id);
							} 
					} 
					else 
					{
							$image = $this->upload->data();
							$image_filename = $image['file_name']; 	 
							return $image_filename; 
					}	
			}
	}

	//To delete product image file from server, and from database
	public function delete_attribute_image($id = NULL, $image_name) { 

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

		switch ($image_name) {

			case 'image':
				//Delete the actual image file from server. FCPATH is codeigniter base path
				
				if (file_exists(base_url() . 'uploads/sizes/' . $image->image)) {
					unlink(FCPATH .'/uploads/sizes/'. $image->image);
				}

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

			case 'image2':
				//Delete the actual image file from server. FCPATH is codeigniter base path
				if (file_exists(base_url() . 'uploads/sizes/' . $image->image2)) {
					unlink(FCPATH .'/uploads/sizes/'. $image->image2);
				}

				//Delete image field from database
				$data = array( 
					'image2' => '',
				);
				break;	

			case 'image3':
				//Delete the actual image file from server. FCPATH is codeigniter base path
				if (file_exists(base_url() . 'uploads/sizes/' . $image->image3)) {
					unlink(FCPATH .'/uploads/sizes/'. $image->image3);
				}

				//Delete image field from database
				$data = array( 
					'image3' => '',
				);
				break;	
		}

		$this->db->where('id_product_attributes', (int) $id);
		$this->db->update('product_attributes', $data);	

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

}