<?php

function dDate($date=NULL, $format='d M Y', $default='N/A'){

	if(empty($format)) $format='d M Y';

	if(empty($date)) return $default;
	return date($format, strtotime($date));

} 
 

function cn($object, $string, $if_false="N/A"){

    $properties=explode('.', $string);

    foreach($properties as $property){
        
        if(empty($object->$property)) return $if_false;
        else{
            $object=$object->$property;
        }

    }

    if(empty($object)) return $if_false;
    return $object;

}
 
function no_img($url='assets/img/placeholder.png'){
	return asset($url);
}

 
function model($name){

	return "\\App\\Models\\{$name}";

}

function default_avatar($path="assets/img/avatar-2-64.png"){

	return asset($path);

}

 
function nf($value, $decimal=2){
    if(empty($value)) $value=0.00;
    return number_format($value, $decimal);
}

 
function die_log($value){
	die(\Log::info($value));
}

function fDate($date, $format='d-m-Y'){
	if(empty($date)) return '';
	return \Carbon\Carbon::parse($date)->format($format);
} 
 
// function auth_user(){
// 	return \Auth::user();
// } 

function auth_user($guard='teacher'){
	return \Auth::guard($guard)->user();
}
  

if(!function_exists('teacherRefNoGenerate')){

	function teacherRefNoGenerate(){
	    $currentId = \DB::table('users')->where('user_type',2)->count();

	    do{
	    	++$currentId;
	    	$currentIdExist =\DB::table('users')->where('user_type',2)->where('id',$currentId)->exists();
	    }while($currentIdExist); 
	     
	    return date('y').intval(date('m')).str_pad($currentId, 3, "0", STR_PAD_LEFT).'R';
	}

}  


if(!function_exists('studentRefNoGenerate')){

	function studentRefNoGenerate(){
	    $currentId = \DB::table('student_proposals')->count();

	    do{
	    	++$currentId;
	    	$currentIdExist =\DB::table('student_proposals')->where('id',$currentId)->exists();
	    }while($currentIdExist); 
	     
	    return date('y').intval(date('m')).str_pad($currentId, 2, "0", STR_PAD_LEFT);
	}

}  

if(!function_exists('proposalRefNoGenerate')){

	function proposalRefNoGenerate(){
	    $currentId = \DB::table('proposal')->count();

	    do{
	    	++$currentId;
	    	$currentIdExist =\DB::table('proposal')->where('id',$currentId)->exists();
	    }while($currentIdExist); 
	     
	    return str_pad($currentId, 3, "10", STR_PAD_LEFT);
	}

} 
 
 
if(!function_exists('name_initials')){
	function name_initials($firstName,$lastName){ 
		return strtoupper(mb_substr($firstName, 0, 1) . mb_substr($lastName, 0, 1)); 
	}
} 


if(!function_exists('student_proposal')){
	function student_proposal($std_id,$pro_id){ 

		$apply_checked = \App\StudentProposal::where('student_id',$std_id)->where('proposal_id',$pro_id)->exists();

		if($apply_checked){
			return FALSE;
		}

		return TRUE;
		 
	}
} 

if(!function_exists('profile_permission')){
	function profile_permission($std_id){ 

		$apply_checked = \App\StudentProposal::where('student_id',$std_id)->exists();

		if($apply_checked){
			return FALSE;
		}

		return TRUE;
		 
	}
}