<?php

namespace DayTidy\Booking;

use DayTidy\Interfaces\PaymentGateway\Gateway;
use DayTidy\Render\Price;
use stdClass;
use Webilia\WP\Helpers\Arr;

class Transaction
{
    private Gateway $gateway;

    private string $gatewayRefId = '';

    private string $refId = '';

    private float $total = 0.0;

    private float $payable = 0.0;

    private string $currency = '';

    /**
     * @var mixed[]
     */
    private array $pricing = [];

    /**
     * @var mixed[]
     */
    private array $coupon = [];

    public function __toString(): string
    {
        return json_encode([
            'gateway' => $this->getGateway()->key(),
            'ref_id' => $this->getRefId(),
            'gateway_ref_id' => $this->getGatewayRefId(),
            'total' => $this->getTotal(),
            'payable' => $this->getPayable(),
            'currency' => $this->getCurrency(),
            'pricing' => $this->getPricing(),
            'coupon' => $this->getCoupon(),
        ]);
    }

    /**
     * @param string $JSON
     * @return self
     */
    public function byJson(string $JSON): self
    {
        // Object
        $object = new stdClass();

        // Data
        $data = json_decode(stripslashes($JSON), true);

        // Not Valid Array
        if (Arr::not($data)) return $this;

        // Populate Object
        foreach ($data as $key => $value) $object->{$key} = $value;

        return $this->byObject($object);
    }

    /**
     * @param stdClass $data
     * @return self
     */
    private function byObject(stdClass $data): self
    {
        // Set Parameters
        foreach ($data as $key => $value)
        {
            if ($key === 'gateway')
            {
                // Get Gateway
                $value = is_string($value) ? \DayTidy\Payment\Gateway::get($value) : $value;

                $this->setGateway($value);
            }
            else if ($key === 'ref_id') $this->setRefId($value);
            else if ($key === 'gateway_ref_id') $this->setGatewayRefId($value);
            else if ($key === 'total') $this->setTotal($value);
            else if ($key === 'payable') $this->setPayable($value);
            else if ($key === 'currency') $this->setCurrency($value);
            else if ($key === 'pricing') $this->setPricing($value);
            else if ($key === 'coupon') $this->setCoupon($value);
        }

        return $this;
    }

    public function getGateway(): Gateway
    {
        return $this->gateway;
    }

    public function hasGateway(): bool
    {
        return isset($this->gateway);
    }

    /**
     * @param Gateway $gateway
     * @return Transaction
     */
    public function setGateway(Gateway $gateway): self
    {
        $this->gateway = $gateway;
        return $this;
    }

    public function getRefId(): string
    {
        return $this->refId;
    }

    /**
     * @param string $refId
     * @return Transaction
     */
    public function setRefId(string $refId): self
    {
        $this->refId = $refId;
        return $this;
    }

    /**
     * @return string[]
     */
    public function getCoupon(): array
    {
        return $this->coupon;
    }

    /**
     * @param mixed[] $coupon
     * @return Transaction
     */
    public function setCoupon(array $coupon): self
    {
        $this->coupon = $coupon;
        return $this;
    }

    public function getCouponCodes(): string
    {
        $data = $this->getCoupon();
        $coupons = $data['codes'] ?? [];

        return count($coupons) ? implode(',', $coupons) : '';
    }

    public function getTotal(): float
    {
        return $this->total;
    }

    /**
     * @param float $total
     * @return Transaction
     */
    public function setTotal(float $total): self
    {
        $this->total = Price::normalize($total);
        return $this;
    }

    /**
     * @param float $payable
     * @return Transaction
     */
    public function setPayable(float $payable): self
    {
        $this->payable = Price::normalize($payable);
        return $this;
    }

    public function getPayable(): float
    {
        return $this->payable;
    }

    public function getCurrency(): string
    {
        return $this->currency;
    }

    public function setCurrency(string $currency): self
    {
        $this->currency = strtoupper($currency);
        return $this;
    }

    /**
     * @return mixed[]
     */
    public function getPricing(): array
    {
        return $this->pricing;
    }

    /**
     * @param mixed[] $pricing
     * @return Transaction
     */
    public function setPricing(array $pricing): self
    {
        array_walk_recursive($pricing, function (&$value): void
        {
            if (is_numeric($value)) $value = Price::normalize((float) $value);
        });

        $this->pricing = $pricing;
        return $this;
    }

    public function getGatewayRefId(): string
    {
        return $this->gatewayRefId;
    }

    /**
     * @param string $gatewayRefId
     * @return Transaction
     */
    public function setGatewayRefId(string $gatewayRefId): self
    {
        $this->gatewayRefId = $gatewayRefId;
        return $this;
    }
}