%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
namespace ACP\Editing\Service;
use AC\Request;
use ACP;
use ACP\Editing;
use ACP\Editing\Storage;
use ACP\Editing\View;
class ComputedNumber implements Editing\Service {
const ARG_VALUE = 'value';
const ARG_COMPUTATION_TYPE = 'computation_type';
const ARG_ALLOW_NEGATIVE = 'allow_negative';
const COMPUTATION_ADD = 'add';
const COMPUTATION_SUBTRACT = 'subtract';
const COMPUTATION_MULTIPLY = 'multiply';
const COMPUTATION_DIVIDE = 'divide';
/**
* @var Storage
*/
protected $storage;
public function __construct( Storage $storage ) {
$this->storage = $storage;
}
public function get_view( $context ) {
return $context === self::CONTEXT_BULK
? new View\ComputedNumber()
: new View\Number();
}
public function get_value( $id ) {
return $this->storage->get( $id );
}
public function update( Request $request ) {
$id = $request->get( 'id' );
$args = $request->get( 'value' );
if ( ! isset( $args[ self::ARG_COMPUTATION_TYPE ] ) ) {
$args = [
self::ARG_COMPUTATION_TYPE => null,
self::ARG_VALUE => $args,
self::ARG_ALLOW_NEGATIVE => null,
];
}
$input_value = $args[ self::ARG_VALUE ];
$compute_value = (float) $input_value;
$stored_value = (float) $this->get_value( $id );
switch ( $args[ self::ARG_COMPUTATION_TYPE ] ) {
case self::COMPUTATION_ADD:
$value = $stored_value + $compute_value;
break;
case self::COMPUTATION_SUBTRACT:
$value = $stored_value - $compute_value;
break;
case self::COMPUTATION_MULTIPLY:
$value = $stored_value * $compute_value;
break;
case self::COMPUTATION_DIVIDE:
$value = 0 === $compute_value
? $stored_value
: $stored_value / $compute_value;
break;
default:
$value = '' === $input_value
? $input_value
: $compute_value;
}
if ( isset( $args[ self::ARG_ALLOW_NEGATIVE ] ) && ! $args[ self::ARG_ALLOW_NEGATIVE ] && $value < 0 && $input_value !== '' ) {
$value = 0;
}
return $this->storage->update( $id, $value );
}
}
Zerion Mini Shell 1.0