<?php


namespace TorstenHettstedt\TimekeepingApi\Models;


use DateInterval;
use DateTimeInterface;
use JetBrains\PhpStorm\ArrayShape;

class WorkingHoursView implements ModelInterface
{
    protected DateTimeInterface $period;
    protected PeriodDesignationEnum $periodDesignation;
    protected int $workingDays;
    protected DateInterval $totalHours;
    protected DateInterval $overtime;

    /**
     * WorkingHoursView constructor.
     *
     * @param DateTimeInterface     $period
     * @param PeriodDesignationEnum $periodDesignation
     * @param int                   $workingDays
     * @param DateInterval          $totalHours
     * @param DateInterval          $overtime
     */
    public function __construct(
        DateTimeInterface $period,
        PeriodDesignationEnum $periodDesignation,
        int $workingDays,
        DateInterval $totalHours,
        DateInterval $overtime
    ) {
        $this->period = $period;
        $this->periodDesignation = $periodDesignation;
        $this->workingDays = $workingDays;
        $this->totalHours = $totalHours;
        $this->overtime = $overtime;
    }

    /**
     * @return DateTimeInterface
     */
    public function getPeriod(): DateTimeInterface
    {
        return $this->period;
    }

    /**
     * @return PeriodDesignationEnum
     */
    public function getPeriodDesignation(): PeriodDesignationEnum
    {
        return $this->periodDesignation;
    }

    /**
     * @return int
     */
    public function getWorkingDays(): int
    {
        return $this->workingDays;
    }

    /**
     * @return DateInterval
     */
    public function getTotalHours(): DateInterval
    {
        return $this->totalHours;
    }

    /**
     * @return DateInterval
     */
    public function getOvertime(): DateInterval
    {
        return $this->overtime;
    }

    /**
     * @inheritDoc
     *
     * @return array<string, mixed>
     */
    #[ArrayShape(['period'            => "string",
                  'periodDesignation' => "string",
                  'totalHours'        => "string",
                  'workingDays'       => "int",
                  'overtime'          => "string"
    ])] public function jsonSerialize(): array
    {
        $formatOvertime = (($this->getOvertime()->invert === 1) ? '-' : '') . '%H:%I:%S';
        return [
            'period'            => $this->getPeriod()->format($this->getPeriodDesignation()->getValue()),
            'periodDesignation' => strtolower($this->getPeriodDesignation()->getKey()),
            'workingDays'       => $this->getWorkingDays(),
            'totalHours'        => $this->getTotalHours()->format('%H:%I:%S'),
            'overtime'          => $this->getOvertime()->format($formatOvertime)
        ];
    }
}