Laratrade\Indicators\ChangeMomentumOscillatorIndicator

Complexity

Total Complexity

3

Size/Duplication

Total Lines	32
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	1

Test Coverage

Coverage

0%

Importance

Changes

0

1 Method

Rating	Name	Duplication	Size	Complexity
A	__invoke()	0	19	3

<?php

namespace Laratrade\Indicators;

use Illuminate\Support\Collection;
use Laratrade\Indicators\Contracts\Indicator;
use Laratrade\Indicators\Exceptions\NotEnoughDataException;
use Throwable;

class ChangeMomentumOscillatorIndicator implements Indicator
{
    /**
     * Invoke the indicator.
     *
     * @param Collection $ohlcv
     * @param int        $timePeriod
     *
     * @return int
     *
     * @throws Throwable
     */
    public function __invoke(Collection $ohlcv, int $timePeriod = 14): int
    {
        $cmo = trader_cmo(
            $ohlcv->get('close'),
            $timePeriod
        );

        throw_unless($cmo, NotEnoughDataException::class);

        $cmoValue = array_pop($cmo);

        if ($cmoValue < -50) {
            return static::BUY;
        } elseif ($cmoValue > 50) {
            return static::SELL;
        }

        return static::HOLD;
    }
}