<?php

namespace App\Domains\Admission\Integration\Mappers;

use App\Domains\Academic\Models\Term;
use App\Domains\Admission\Actions\IntakeScheduling\AdjustAdmissionScheduleDuration;
use App\Domains\Admission\Actions\IntakeScheduling\DefineAdmissionSchedule;
use App\Domains\Admission\DTOs\IntakeScheduling\AdjustAdmissionScheduleDurationDTO;
use App\Domains\Admission\DTOs\IntakeScheduling\DefineAdmissionScheduleDTO;
use App\Domains\Admission\Models\AdmissionSchedule;
use App\Domains\Admission\Models\AdmissionTrack;
use App\Domains\System\Support\Integration\DataPayloadMapper;
use Carbon\CarbonImmutable;
use Illuminate\Database\Eloquent\Model;

class AdmissionScheduleDataMapper implements DataPayloadMapper
{
    private static array $cache = [
        'admission_track' => [],
        'term' => [],
    ];

    public function __construct(
        protected DefineAdmissionSchedule $defineAdmissionSchedule,
        protected AdjustAdmissionScheduleDuration $adjustAdmissionScheduleDuration
    )
    {
        // Inject required Domain and Cross-Domain Actions via constructor composition
    }

    public function getLookupKey(): array
    {
        // Return the unique string key used to identify existing records (e.g., 'email')
        return ['admission_track_id', 'term_id'];
    }

    public function transform(array $rawData): array
    {
        // Normalize incoming data array formats into an internal domain-safe layout
        return [
            'date_start' => $rawData['tanggal_buka'],
            'date_end' => $rawData['tanggal_tutup'],
            're_registration_date_start' => $rawData['tanggal_buka_daftar_ulang'],
            're_registration_date_end' => $rawData['tanggal_tutup_daftar_ulang'],
            'admission_track_id' => $this->resolveAdmissionTrackId($rawData['slug']),
            'term_id' => $this->resolveTermId($rawData['angkatan']),
        ];
    }

    public function updateOrCreateDomainState(array $payload, ?Model $existingModel = null): void
    {
        /** @var AdmissionSchedule $admissionSchedule */
        $admissionSchedule = $existingModel;
        if ($admissionSchedule) {
            $this->adjustAdmissionScheduleDuration->execute($admissionSchedule, new AdjustAdmissionScheduleDurationDTO(
                startData: CarbonImmutable::parse($payload['date_start']),
                endData: CarbonImmutable::parse($payload['date_end']),
                reRegisterStartData: CarbonImmutable::parse($payload['re_registration_date_start']),
                reRegisterEndData: CarbonImmutable::parse($payload['re_registration_date_end']),
            ));
        } else {
            ;
            $this->defineAdmissionSchedule->execute(new DefineAdmissionScheduleDTO(
                startData: CarbonImmutable::parse($payload['date_start']),
                endData: CarbonImmutable::parse($payload['date_end']),
                reRegisterStartData: CarbonImmutable::parse($payload['re_registration_date_start']),
                reRegisterEndData: CarbonImmutable::parse($payload['re_registration_date_end']),
                termId: $payload['term_id'],
                admissionTrackId: $payload['admission_track_id'],
            ));
        }
    }

    /**
     * @return class-string
     */
    public function getModelClass(): string
    {
        return AdmissionSchedule::class;
    }

    private function resolveAdmissionTrackId(string $slug): int {
        if (!isset(self::$cache['admission_track'][$slug])) {
            self::$cache['admission_track'][$slug] = AdmissionTrack::where('slug', str($slug)->slug())->first()?->id;
        }

        return self::$cache['admission_track'][$slug];
    }

    private function resolveTermId(int $yearStudy): int {
        if (!isset(self::$cache['term'][$yearStudy])) {
            self::$cache['term'][$yearStudy] = Term::where('year_study', $yearStudy)
                ->where('semester', 1)
                ->first()?->id ?? 0;
        }

        return self::$cache['term'][$yearStudy];
    }
}