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

class Forecast extends ADMIN_Controller		
{

    public function __construct()
    {
        parent::__construct();		
		$this->load->helper(array('form', 'url')); 
		$this->load->library('form_validation');
        $this->load->model(array('forecast_model','header_model'));			
    }

    public function index()
    {
        $this->login_check();
        $data = $head = array();	
        $head['title'] = 'CostMasters Admin - Forcasting Report Publish';	
        $head['description'] = '!';
        $head['keywords'] = '';
		 $head['profile'] = $this->header_model->profile($this->user_id);
        $data['forcast_reports'] = $this->forecast_model->get_reports();     
        $this->load->view('parts/header', $head);
        $this->load->view('forecast/forecast', $data);	
        $this->load->view('parts/footer');
    }

    public function upload()
    {
        $this->login_check();
        $data = $head = array();	
		
		$head['title'] = 'CostMasters Admin - Forcasting Report Publish';	
        $head['description'] = '!';		
        $head['keywords'] = '';       
		 $head['profile'] = $this->header_model->profile($this->user_id);					
		
        $this->load->view('parts/header', $head);
        $this->load->view('forecast/upload_forecast',$data);						
        $this->load->view('parts/footer');
	}
	
	public function do_upload()
	{
		$id_arr = array(0);	
		$sub_arr = array();  

		$check_data= array( 							
			'subscribe_month' => $this->input->post('month'),
			'subscribe_year' => $this->input->post('year')			 
		);		
		 
		$products = $this->forecast_model->cir_products();        
		foreach($products AS $product)
		{
			array_push($id_arr,$product->product_id);					
		}

		$subscribers = $this->forecast_model->cir_subscribers($id_arr); 	
		$check=$this->forecast_model->check_report($check_data);  
	
		$this->form_validation->set_rules('month', 'Month', 'trim|required');	
		$this->form_validation->set_rules('year', 'Year', 'trim|required');			
		$this->form_validation->set_rules('last_updation', 'Last updation date', 'trim|required');			 
		$this->form_validation->set_rules('forcastfile', 'Forcasting Report File', 'callback_file_check');	  		
		
		if ($this->form_validation->run() == FALSE)
		{	
			$this->upload();		
		}
		else if(count($subscribers)<1)
		{
			$this->session->set_flashdata('error','no forcasting subscriber found !!');	
			$this->session->set_flashdata('message',''); 
			redirect('admin/forcast');  
		}
		else if($check)  
		{
			$this->session->set_flashdata('error','Forcasting report is already published !!');	
			$this->session->set_flashdata('message',''); 
			redirect('admin/forcast');  
		} 		 
		else
		{  		 	
	
			$target_dir = "./uploads/forcast/";	
			$target_file = $target_dir.basename($_FILES["forcastfile"]["name"]);		
			
			$filename  = strtolower(pathinfo($target_file,PATHINFO_FILENAME));		
			$extension = strtolower(pathinfo($target_file,PATHINFO_EXTENSION));		
			
			$new_name = $filename.time().'.'.$extension;  
			
			$config['upload_path']          = './uploads/forcast/';			
			$config['allowed_types']        = 'pdf';	
			$config['max_size']             = 1024*12;		
			$config['max_width']            = 1500;	
			$config['max_height']           = 1500;	
			$config['file_name'] = $new_name;  	
			
			$this->upload->initialize($config);
			$this->load->library('upload', $config);					

			if (!$this->upload->do_upload('forcastfile'))
			{
				$upload_arr = array('error' => $this->upload->display_errors()); 
				$this->session->set_flashdata('error',$upload_arr['error']);
				$this->session->set_flashdata('message',''); 	
				redirect('admin/forcast');  
			}
			else
			{
				$upload_arr = $this->upload->data();	
				$report_name=$upload_arr['file_name'];		
				
				foreach($subscribers AS $subscriber)
				{
					array_push($sub_arr,$subscriber->id);		
				}
				
				$input_data = array(	
					'subscriber_id' => implode(',',$sub_arr), 					
					'subscribe_month' => $this->input->post('month'),
					'subscribe_year' => $this->input->post('year'),
					'last_updation' => $this->input->post('last_updation'),   	
					'subscribe_link' => $report_name    
				);	
			
				$response=$this->forecast_model->set_report($input_data); 		
				
				if($response)
				{
					$this->session->set_flashdata('message','forcasting report is successfully published.');
					$this->session->set_flashdata('error','');  
					redirect('admin/forcast');  
				}
				else
				{
					$this->session->set_flashdata('error','could not publish report !!'); 
					$this->session->set_flashdata('message','');  	
					redirect('admin/forcast');  
				}
				
			}
			
		}				
	}
	
	public function edit($id)
	{
		$this->login_check();
        $data = $head = array();	
		
		$head['title'] = 'CostMasters Admin - Forcasting Report Publish';	
        $head['description'] = '!';		
        $head['keywords'] = '';       
		 $head['profile'] = $this->header_model->profile($this->user_id);	
		$report_data = $this->forecast_model->get_report($id);	
		if(count($report_data)==0)
		{
			$this->session->set_flashdata('error','forcasting report not found !!');	
			$this->session->set_flashdata('message',''); 
			redirect('admin/forcast'); 
		}
		$data['report']=$report_data;	
		
        $this->load->view('parts/header', $head);
        $this->load->view('forecast/edit_forecast',$data);						
        $this->load->view('parts/footer');
	}
	
	public function update()
	{
		$id=$this->input->post('cir_id');	
		$report_data = $this->forecast_model->get_report($id);	
		$check=0;		
		
		$month = (empty($this->input->post('month')))?'':$this->input->post('month');		
		$year = (empty($this->input->post('year')))?'':$this->input->post('year');	
		
		if($report_data[0]->subscribe_month !=$month || $report_data[0]->subscribe_year !=$year)
		{
			$check_data= array( 								
				'subscribe_month' => $month,		
				'subscribe_year'  => $year  			 
			);	

			$check=$this->forecast_model->check_report($check_data);	
		}
		
		$this->form_validation->set_rules('month', 'Month', 'trim|required');	
		$this->form_validation->set_rules('year', 'Year', 'trim|required');			
		$this->form_validation->set_rules('last_updation', 'Last updation date', 'trim|required');		
		
		if (!empty($_FILES['forcastfile']['name'])) 
		{
			$this->form_validation->set_rules('forcastfile', 'Forcasting Report File', 'callback_file_check');	 	
		} 		
		
		if ($this->form_validation->run() == FALSE)
		{	
			$this->edit($id);		
		}
		else if(count($report_data)==0)
		{
			$this->session->set_flashdata('error','forcasting report not found !!');	
			$this->session->set_flashdata('message',''); 
			redirect('admin/forcast'); 
		}
		else if($check)  	
		{
			$this->session->set_flashdata('error','forcasting report is already published !!');	
			$this->session->set_flashdata('message',''); 
			redirect('admin/forcast');  
		} 	
		else
		{ 

			if (!empty($_FILES['forcastfile']['name'])) 
			{
	
				$target_dir = "./uploads/forcast/";	
				$target_file = $target_dir.basename($_FILES["forcastfile"]["name"]);		
				
				$filename  = strtolower(pathinfo($target_file,PATHINFO_FILENAME));		
				$extension = strtolower(pathinfo($target_file,PATHINFO_EXTENSION));		
				
				$new_name = $filename.time().'.'.$extension;  
				
				$config['upload_path']          = './uploads/forcast/';			
				$config['allowed_types']        = 'pdf';	
				$config['max_size']             = 1024*12;		
				$config['max_width']            = 1500;	
				$config['max_height']           = 1500;	
				$config['file_name'] = $new_name;  	
				
				$this->upload->initialize($config);
				$this->load->library('upload', $config);					

				if (!$this->upload->do_upload('forcastfile'))
				{
					$upload_arr = array('error' => $this->upload->display_errors()); 
					$this->session->set_flashdata('error',$upload_arr['error']);
					$this->session->set_flashdata('message',''); 	
					redirect('admin/forcast');  
				}
				else
				{
					$upload_arr = $this->upload->data();	
					$report_name=$upload_arr['file_name'];		 					
				}
			}
			else
			{
				$report_name = $report_data[0]->subscribe_link;		
			}

			$input_data = array(
				'id' => $id, 
				'subscribe_month' => $this->input->post('month'),
				'subscribe_year' => $this->input->post('year'),
				'last_updation' => $this->input->post('last_updation'),   	
				'subscribe_link' => $report_name    
			);	
		
			$response=$this->forecast_model->update_report($input_data); 		
			
			if($response)
			{
				$this->session->set_flashdata('message','forcasting report is successfully updated.');
				$this->session->set_flashdata('error','');  
				redirect('admin/forcast');  
			}
			else
			{
				$this->session->set_flashdata('error','could not update report !!'); 
				$this->session->set_flashdata('message','');  	
				redirect('admin/forcast');  
			}	
			
		}				
	}
		
	public function file_check($str)
	{
		$allowed_mime_type_arr = array('application/pdf');
		$mime = get_mime_by_extension($_FILES['forcastfile']['name']);
		if(isset($_FILES['forcastfile']['name']) && $_FILES['forcastfile']['name']!=""){
			if(in_array($mime, $allowed_mime_type_arr)){
				return true;		
			}else{
				$this->form_validation->set_message('file_check', 'Please select only a pdf file.');
				return false;	
			}
		}else{
			$this->form_validation->set_message('file_check', 'Please choose a file to upload.');
			return false;
		}
	}
	
	public function delete($id)
	{		      		
		$delete = 	$this->forecast_model->delete($id);
		if($delete){
			$this->session->set_flashdata('message', 'Forcasting report deleted successfully.');
			redirect('admin/forcast');
		}else{			
			redirect('admin/forcast');
		}			
    }

}