<?php

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

class Bills_model extends CI_model {

    function __construct() {
        parent::__construct();
        $this->load->database();
    }

    function name_list(){
        $this->db->select("bill.*");  
        $this->db->select("CONCAT_WS(' ', patient_details.first_name, patient_details.last_name) AS patient_name");    
        $this->db->from("bill");
        $this->db->join("patient_details", "bill.patient_id = patient_details.id");
        
        //echo $this->db->get_compiled_select(); die; 
         $query = $this->db->get()->result();
         //echo $this->db->last_query();die;
        //echo '<pre>'; print_r($query); echo '</pre>';  exit;   
        return $query;    
    }


     function getNameBysearch($search,$orderColumn, $orderType) {
         //die('hhh');
        if($orderColumn==1)
            $this->db->order_by('invoice_id', $orderType);
        else if($orderColumn==2)
            $this->db->order_by('patient_name', $orderType);

        $this->db->like('id', $search);
        $this->db->or_like('name', $search);
        $this->db->or_like('invoice_id', $search);
        $this->db->limit($limit, $start);
        $this->db->select("bill.*");
        $this->db->select("patient.name as patient_name");     
        $this->db->from("bill");
        $this->db->join("patient", "bill.patient_id = patient.id");
        
         $query = $this->db->get();
        return $query->result();
    }

    function getNameByLimit($limit, $start, $orderColumn, $orderType) {
        //die('hhh');
        if($orderColumn==1)
            $this->db->order_by('invoice_id', $orderType);
        else if($orderColumn==2)
            $this->db->order_by('patient_name', $orderType);

        $this->db->select("bill.*");
        $this->db->select("CONCAT_WS(' ', patient_details.first_name, patient_details.last_name) AS patient_name");    
        $this->db->from("bill");
        $this->db->join("patient_details", "bill.patient_id = patient_details.id");
        
        $this->db->limit($limit, $start); 
        $query = $this->db->get()->result();
        //echo '<pre>'; print_r($query); echo '</pre>';  exit; 
        return $query;
    }

    function getNameByLimitBySearch($limit, $start, $search,$orderColumn,$orderType) {
    
        if($orderColumn==1)
            $this->db->order_by('invoice_id', $orderType);
        else if($orderColumn==2)
            $this->db->order_by('patient_name', $orderType);
            
        $this->db->select("bill.*");    
        $this->db->from("bill");
        $this->db->select("patient.name as patient_name"); 
        $this->db->join("patient", "bill.patient_id = patient.id");        
        $this->db->or_like('patient.name', $search);
        $this->db->or_like('invoice_id', $search);
        $this->db->limit($limit, $start);
        //echo $this->db->get_compiled_select(); die; 
         $query = $this->db->get()->result();
       return $query;
    }
    function bill_details($id){
        //echo '<pre>'; print_r($id); echo '</pre>';  exit;   
        $this->db->select("bill.*");  
        $this->db->select("CONCAT_WS(' ', patient_details.first_name, patient_details.last_name) AS patient_name");     
        $this->db->where('bill.id', $id);
        $this->db->from("bill");
        $this->db->join("patient_details", "bill.patient_id = patient_details.id");
        
        $query = $this->db->get()->row();
        //echo $this->db->last_query();die;
        //echo '<pre>'; print_r($query); echo '</pre>';  exit;   
        return $query;    
    }
    public function model_get_revenue($stat=false,$startDate=null,$endDate=null){
        try{
            if($stat && $startDate!=null && $endDate!=null){
                $query=$this->db->query("
                    SELECT 
                    mcs.name AS service,
                    SUM(b.rate) AS amount
                    FROM bill b 
                    JOIN patient_details p ON b.patient_id=p.id 
                    JOIN master_cg_skills mcs ON p.level_of_service=mcs.id
                    WHERE b.billing_end BETWEEN '$startDate' AND '$endDate' 
                    GROUP BY p.level_of_service
                    UNION
                    SELECT 
                    mcs.name AS service,
                    0 AS amount
                    FROM master_cg_skills mcs
                    WHERE mcs.id NOT IN (
                        SELECT p.level_of_service
                        FROM bill b 
                        JOIN patient_details p ON b.patient_id=p.id 
                        WHERE b.billing_end BETWEEN '$startDate' AND '$endDate' 
                    )
                ");
                $result=$query->result();
                foreach($result as $rs){
                    $response[$rs->service]=$rs->amount;
                }
            }else{
                $query=$this->db->query("
                    SELECT SUM(b.rate) AS amount
                    FROM bill b 
                    JOIN patient_details p ON b.patient_id=p.id 
                    WHERE 1=1
                ");
                $result=$query->result();
                // $response=intval($result[0]->amount);
                $query2=$this->db->query(
                    "SELECT mcs.name,COALESCE(SUM(b.rate), 0) AS amount
                    FROM master_cg_skills mcs
                    LEFT JOIN patient_details p ON mcs.id = p.level_of_service
                    LEFT JOIN bill b ON p.id = b.patient_id
                    WHERE 1=1
                    GROUP BY mcs.id, mcs.name"
                );
                $result2=$query2->result();
                $response=[
                    'total_revenues'=>intval($result[0]->amount),
                    'total_services_revenues'=>$result2
                ];
            }
            return $response;
        }catch(Exception $e){
            $getMsg="Bills_model - model_get_revenue: ".$e->getMessage();
            echo $getMsg;
        }
    }
    public function model_calc_revenue($periods){
        try{
            $netRevenuesData=$this->model_get_revenue();
            foreach($periods as $period){
                list($start,$end)=explode(" ~ ", $period);
                $servicesRevenues[$period]=$this->model_get_revenue(true,$start,$end);
            }

            $services=['RN','LPN','HHA','PCA','NP'];
            $individualArrays=array_fill_keys($services,[]);
            foreach($servicesRevenues as $serviceRevenues) {
                foreach($services as $service){
                    $individualArrays[$service][]=isset($serviceRevenues[$service])?$serviceRevenues[$service]:0;
                }
            }

            $weekly_revenues=array_fill(0,count(current($individualArrays)),0);
            foreach ($individualArrays as $role => $values) {
                $weekly_revenues=array_map(function ($sum, $value) {
                    return $sum + $value;
                },$weekly_revenues,$values);
            }
            
            $response=[
                'total_revenues'=>$netRevenuesData['total_revenues'],
                'total_services_revenues'=>$netRevenuesData['total_services_revenues'],
                'weekly_revenues'=>$weekly_revenues,
                'weekly_services'=>$individualArrays
            ];
            return $response;
        }catch(Exception $e){
            $getMsg="Bills_model - model_calc_revenue: ".$e->getMessage();
            echo $getMsg;
        }
    }
}
?>