osb/app/Models/Product/Adsl.php

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<?php
namespace App\Models\Product;
use Illuminate\Support\Collection;
use App\Interfaces\ProductSupplier;
use App\Models\Base\ProductType;
use App\Models\AdslSupplier;
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use App\Models\AdslSupplierPlan;
use App\Traits\NextKey;
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class Adsl extends ProductType implements ProductSupplier
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{
use NextKey;
const RECORD_ID = 'adsl_plan';
protected $table = 'ab_adsl_plan';
public static $map = [
'base_up_offpeak'=>'extra_up_offpeak',
'base_down_offpeak'=>'extra_down_offpeak',
'base_up_peak'=>'extra_up_peak',
'base_down_peak'=>'extra_down_peak',
];
/**
* Map upstream metrics into traffic allowance metrics
*
* @var array
*/
public static $metrics = [
'down_peak'=>'base_down_peak',
'down_offpeak'=>'base_down_offpeak',
'up_peak'=>'base_up_peak',
'up_offpeak'=>'base_up_offpeak',
'peer'=>'base_down_peak',
'internal'=>'base_down_offpeak',
];
/**
* The suppliers product
*
* @return \Illuminate\Database\Eloquent\Relations\HasOne
*/
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public function product()
{
return $this->hasOne(AdslSupplierPlan::class,'id','adsl_supplier_plan_id');
}
/**
* The supplier
*
* @return \Illuminate\Database\Eloquent\Relations\HasOneThrough
*/
public function supplier()
{
return $this->hasOneThrough(AdslSupplier::class,AdslSupplierPlan::class,'id','id','adsl_supplier_plan_id','supplier_id');
}
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public function __get($key)
{
switch($key) {
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case 'speed':
return $this->product->speed;
}
// If we dont have a specific key, we'll resolve it normally
return parent::__get($key);
}
/** ATTRIBUTES **/
/**
* Calculate the allowance array or traffic used array
*
* @param array Traffic Used in each metric.
* @param bool $ceil Round the numbers to integers
* @return array|string
*/
public function allowance(array $data=[],bool $ceil=TRUE): Collection
{
$config = collect();
// Base Config
foreach (array_keys(static::$map) as $k) {
$config->put($k,$this->{$k});
}
// Excess Config
foreach (array_values(static::$map) as $k) {
$config->put($k,$this->{$k});
}
// Shaped or Charge
$config->put('shaped',$this->extra_shaped);
$config->put('charged',$this->extra_charged);
// Metric - used to round down data in $data.
$config->put('metric',$this->metric);
return $this->product->allowance($config,$data,$ceil);
}
/**
* Return the suppliers cost for this service
*
* @return float
*/
public function allowance_cost(): float
{
$result = 0;
foreach ($this->product->allowance(NULL,$this->allowance([])->toArray()) as $k=>$v) {
$result += -$v*$this->product->{static::$map[$k]};
}
return $result;
}
/**
* Render the allowance as a string
* eg: 50/100
*
* @return string
*/
public function allowance_string(): string
{
$result = '';
$data = $this->allowance();
foreach ([
'base_down_peak',
'base_up_peak',
'base_down_offpeak',
'base_up_offpeak',
] as $k)
{
if ($data->has($k)) {
if ($result)
$result .= '/';
$result .= $data->get($k);
}
}
return $result;
}
public function getCostAttribute(): float
{
// @todo Tax shouldnt be hard coded
return ($this->product->base_cost+$this->allowance_cost())*1.1;
}
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public function getSupplierAttribute()
{
return $this->getRelationValue('supplier');
}
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}