<?php
declare(strict_types=1);

namespace App\Service\Organization;

use App\Entity\Organization\Organization;
use App\Enum\Organization\OrganizationIdsEnum;
use App\Enum\Organization\SettingsProductEnum;
use App\Test\Service\Organization\UtilsTest;

/**
 * Class OrganizationUtils : service rassemblant des fonctions d'aides pour les questions se rapportant à l'organisation
 * @package App\Service\Resource
 */
class Utils
{
    const START_DATE_KEY = 'dateStart';
    const END_DATE_KEY = 'dateEnd';

    /**
     * Test si l'organisation est considérée comme une structure == n'a pas un produit manager
     * @param Organization $organization
     * @return bool
     * @see UtilsTest::testIsStructureTest()
     */
    public function isStructure(Organization $organization): bool{
        return $organization->getSettings()->getProduct() != SettingsProductEnum::MANAGER()
            && $organization->getSettings()->getProduct() != SettingsProductEnum::MANAGER_PREMIUM();
    }

    /**
     * Test si l'organisation est considérée comme un manager == a un produit manager standard
     * @param Organization $organization
     * @return bool
     * @see UtilsTest::testIsManagerTest()
     */
    public function isManager(Organization $organization): bool{
        return $organization->getSettings()->getProduct() == SettingsProductEnum::MANAGER();
    }

    /**
     * Test si l'organisation est la structure 2iOpenservice
     * @param Organization $organization
     * @return bool
     * @see UtilsTest::testIsOrganizationIs2ios()
     */
    public function isOrganizationIs2ios(Organization $organization): bool{
        return $this->isOrganizationIdIs($organization, OrganizationIdsEnum::_2IOS());
    }

    /**
     * Test si l'organisation est la structure CMF
     * @param Organization $organization
     * @return bool
     * @see UtilsTest::testIsOrganizationIsCMF()
     */
    public function isOrganizationIsCMF(Organization $organization): bool{
        return $this->isOrganizationIdIs($organization, OrganizationIdsEnum::CMF());
    }

    /**
     * Test si l'id de l'organisation est celui passé en paramètre (doit faire partit des OrganizationIdsEnum)
     * @param Organization $organization
     * @param OrganizationIdsEnum $organizationIdsEnum
     * @return bool
     */
    private function isOrganizationIdIs(Organization $organization, OrganizationIdsEnum $organizationIdsEnum){
        return $organization->getId() === $organizationIdsEnum->getValue();
    }

    /**
     * Retourne dans quelles année d'activité on se situe aujourd'hui
     * @param Organization $organization
     * @return int
     * @throws \Exception
     * @see UtilsTest::testGetOrganizationCurrentActivityYear()
     */
    public static function getOrganizationCurrentActivityYear(Organization $organization): int{
        $today = new \DateTime();
        $year = intval($today->format('Y'));

        $musicalDate = $organization->getParameters()->getMusicalDate();
        if(empty($musicalDate)) $musicalDate = new \DateTime($year.'-08-31');

        $base_date = new \DateTime($musicalDate->format($year.'-m-d'));
        $dateStart = new \DateTime($year . '-01-01');

        if($today >= $dateStart && $today < $base_date)
            return $year - 1;

        else return $year;
    }

    /**
     * Fonction permettant de récupérer les dates de début et de fin d'activité d'une structure selon une année
     * @param Organization $organization
     * @param int $year
     * @return \DateTime[]
     * @throws \Exception
     * @see UtilsTest::testGetActivityPeriodsSwitchYear()
     */
    public static function getActivityPeriodsSwitchYear(Organization $organization, int $year): array
    {
        $musicalDate = $organization->getParameters()->getMusicalDate();

        if (empty($musicalDate)) {
            $dateStart = new \DateTime($year . "-09-01");
            $dateEnd = new \DateTime(($year + 1) . "-08-31");
        } else {
            $dateStart = new \DateTime($year . "-" . $musicalDate->format('m') . "-" . $musicalDate->format('d'));
            $dateEnd = clone($dateStart);
            $dateEnd->add(new \DateInterval('P1Y'))->sub(new \DateInterval('P1D'));
        }

        return [
            self::START_DATE_KEY => $dateStart->format('Y-m-d'),
            self::END_DATE_KEY => $dateEnd->format('Y-m-d')
        ];
    }

    /**
     * Permet de retrouver quelle sera la date d'activité correspondant à une date précise de l'année
     * @param Organization $organization
     * @param \DateTimeInterface $date
     * @return int
     * @throws \Exception
     * @see UtilsTest::testgetActivityYearSwitchDate()
     */
    public static function getActivityYearSwitchDate(Organization $organization, \DateTimeInterface $date): int
    {
        $year = $date->format('Y');
        $musicalDate = $organization->getParameters()->getMusicalDate();

        if (empty($musicalDate)) {
            $startDate = new \DateTime($year.'-08-31');
        }else{
            $startDate = new \DateTime($musicalDate->format($year.'-m-d'));
        }

        $pivotDate = new \DateTime($year . '-01-01');

        if($date >= $pivotDate && $date < $startDate)
            return  (int) ($year - 1);
        else return (int) $year;
    }
}