<?php

namespace App\Infrastructure\Reports\Adapters;

use App\Application\Reports\DTO\GenerateReportInput;
use App\Domain\Reports\Models\ReportSnapshot;
use App\Domain\Reports\ValueObjects\MetrikaConfig;
use App\Models\Department;
use App\Models\Report;
use App\Models\User;
use App\Services\DateRange;
use App\Services\DateRangeService;
use App\Services\ReportService;
use App\Services\SnapshotService;
use DateTimeImmutable;

class LegacyReportServiceAdapter
{
    public function __construct(
        private readonly ReportService $reportService,
        private readonly SnapshotService $snapshotService,
        private readonly DateRangeService $dateRangeService,
    ) {}

    public function prepareMemoryForHeavySave(): void
    {
        $this->reportService->prepareForHeavySave();
    }

    /**
     * @param array<string, mixed> $payload
     * @throws \Exception
     */
    public function buildSnapshotFromPayload(array $payload, string $reportType = 'daily'): ReportSnapshot
    {
        $start = $this->dateRangeService->toCarbon($payload['dates'][0] ?? $payload['period_start'] ?? null);
        $end = $this->dateRangeService->toCarbon($payload['dates'][1] ?? $payload['period_end'] ?? null);

        return new ReportSnapshot(
            departmentId: (int) $payload['departmentId'],
            userId: (int) $payload['userId'],
            actorUserId: isset($payload['actorUserId']) ? (int) $payload['actorUserId'] : null,
            periodStart: new DateTimeImmutable($start->format('Y-m-d H:i:s')),
            periodEnd: new DateTimeImmutable($end->format('Y-m-d H:i:s')),
            status: (string) ($payload['status'] ?? 'draft'),
            autoFill: (bool) ($payload['autoFill'] ?? false),
            metrics: MetrikaConfig::normalizeMetrics((array) ($payload['metrics'] ?? [])),
            observationPatients: $this->normalizeObservationPatients((array) ($payload['observationPatients'] ?? [])),
            unwantedEvents: $this->normalizeUnwantedEvents((array) ($payload['unwantedEvents'] ?? [])),
            reportId: isset($payload['reportId']) ? (int) $payload['reportId'] : null,
            createdAt: isset($payload['created_at']) ? new DateTimeImmutable((string) $payload['created_at']) : null,
            sentAt: isset($payload['sent_at']) ? new DateTimeImmutable((string) $payload['sent_at']) : null,
            reportType: $reportType,
        );
    }

    public function buildSnapshotFromInput(GenerateReportInput $input): ReportSnapshot
    {
        if ($input->rawPayload !== null) {
            return $this->buildSnapshotFromPayload([
                ...$input->rawPayload,
                'actorUserId' => $input->actorUserId,
                'autoFill' => $input->autoFill,
            ], $input->reportType);
        }

        return $input->toSnapshot();
    }

    public function createPatientSnapshots(Report $report, User $user, ReportSnapshot $snapshot, bool $autoFill): void
    {
        $this->snapshotService->createPatientSnapshots(
            report: $report,
            user: $user,
            dates: [
                $snapshot->periodStart->getTimestamp(),
                $snapshot->periodEnd->getTimestamp(),
            ],
            fillableAuto: $autoFill,
        );
    }

    public function syncCalculatedMetrics(Report $report, User $user, ReportSnapshot $snapshot): void
    {
        $this->reportService->syncCalculatedMetricsForStoredReport(
            $report,
            $user,
            [
                'dates' => [
                    $snapshot->periodStart->getTimestamp(),
                    $snapshot->periodEnd->getTimestamp(),
                ],
            ],
        );
    }

    public function finalizeStoredReport(Report $report): void
    {
        $this->reportService->finalizeStoredReport($report);
    }

    public function saveLethalMetricFromSnapshots(Report $report): void
    {
        $this->reportService->saveLethalMetricForStoredReport($report);
    }

    public function clearCacheAfterReportCreation(User $user, Report $report): void
    {
        $this->reportService->clearCacheAfterStoredReport($user, $report);
    }

    public function buildAutoFillPayload(User $user, Department $department, DateRange $dateRange): array
    {
        return $this->reportService->buildAutoFillReportPayload($user, $department, $dateRange);
    }

    /**
     * @param  array<int, array<string, mixed>>  $patients
     * @return array<int, array<string, mixed>>
     */
    private function normalizeObservationPatients(array $patients): array
    {
        return array_values(array_map(static function (array $patient): array {
            return [
                'medical_history_id' => $patient['medical_history_id'] ?? $patient['id'] ?? null,
                'department_patient_id' => $patient['department_patient_id'] ?? null,
                'comment' => $patient['comment'] ?? null,
            ];
        }, $patients));
    }

    /**
     * @param  array<int, array<string, mixed>>  $events
     * @return array<int, array<string, mixed>>
     */
    private function normalizeUnwantedEvents(array $events): array
    {
        return array_values(array_map(static function (array $event): array {
            return [
                'title' => $event['title'] ?? '',
                'comment' => $event['comment'] ?? '',
                'is_visible' => (bool) ($event['is_visible'] ?? true),
            ];
        }, $events));
    }
}