<?php

namespace App\Services;

use App\Domain\Reports\ValueObjects\MetrikaConfig;
use App\Infrastructure\Reports\Services\AutoFillReportPayloadBuilder;
use App\Infrastructure\Reports\Services\CalculatedMetricsSynchronizer;
use App\Infrastructure\Reports\Services\ReportPatientsReadService;
use App\Infrastructure\Reports\Services\ReportMetricsFinalizer;
use App\Models\Department;
use App\Models\DepartmentPatient;
use App\Models\DepartmentPatientOperation;
use App\Models\MedicalHistorySnapshot;
use App\Models\MetrikaResult;
use App\Models\MisLpuDoctor;
use App\Models\MisMedicalHistory;
use App\Models\MisMigrationPatient;
use App\Models\MisServiceMedical;
use App\Models\MisStationarBranch;
use App\Models\ObservationPatient;
use App\Models\Report;
use App\Models\ReanimationPatientIndicator;
use App\Models\UnwantedEvent;
use App\Models\User;
use Carbon\Carbon;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\DB;

class ReportService
{
    public function __construct(
        protected DateRangeService $dateRangeService,
        protected UnifiedPatientService $unifiedPatientService,
        protected PatientService $patientQueryService,
        protected SnapshotService $snapshotService,
        protected StatisticsService $statisticsService,
        ?ReportMetricsFinalizer $reportMetricsFinalizer = null,
        ?CalculatedMetricsSynchronizer $calculatedMetricsSynchronizer = null,
        ?AutoFillReportPayloadBuilder $autoFillReportPayloadBuilder = null,
        ?ReportPatientsReadService $reportPatientsReadService = null,
    ) {
        $this->reportMetricsFinalizer = $reportMetricsFinalizer ?? app(ReportMetricsFinalizer::class);
        $this->calculatedMetricsSynchronizer = $calculatedMetricsSynchronizer ?? app(CalculatedMetricsSynchronizer::class);
        $this->autoFillReportPayloadBuilder = $autoFillReportPayloadBuilder ?? app(AutoFillReportPayloadBuilder::class);
        $this->reportPatientsReadService = $reportPatientsReadService ?? app(ReportPatientsReadService::class);
    }

    protected ReportMetricsFinalizer $reportMetricsFinalizer;

    protected CalculatedMetricsSynchronizer $calculatedMetricsSynchronizer;

    protected AutoFillReportPayloadBuilder $autoFillReportPayloadBuilder;

    protected ReportPatientsReadService $reportPatientsReadService;

    /**
     * Получить статистику для отчета
     */
    public function getReportStatistics(Department $department, User $user, DateRange $dateRange): array
    {
        $misDepartmentId = $department->rf_mis_department_id;
        $branchId = $this->getBranchId($misDepartmentId);

        // Определяем, используем ли мы снапшоты
        $useSnapshots = $this->shouldUseSnapshots($department, $user, $dateRange);

        if ($useSnapshots) {
            return $this->getStatisticsFromSnapshots($department, $dateRange, $branchId);
        }

        return $this->getStatisticsFromReplica($department, $user, $dateRange, $branchId);
    }

    /**
     * Создать или обновить отчет
     */
    public function storeReport(array $data, User $user, $fillableAuto = false): Report
    {
        $this->prepareMemoryForHeavySave();

        try {
            $report = DB::transaction(function () use ($data, $user, $fillableAuto) {
                $report = $this->createOrUpdateReport($data, $user);

                // Сохраняем все, что НЕ зависит от других отчетов
                $this->saveMetrics($report, $data['metrics'] ?? []);

                $this->saveUnwantedEvents($report, $data['unwantedEvents'] ?? []);

                $this->saveObservationPatients($report, $data['observationPatients'] ?? [], $user->rf_department_id);

                $this->snapshotService->createPatientSnapshots($report, $user, $data['dates'], $fillableAuto);

                $this->syncCalculatedMetrics($report, $user, $data);

                return $report;
            });

            DB::transaction(function () use ($report) {
                $this->reportMetricsFinalizer->finalize($report);
                $this->saveLethalMetricFromSnapshots($report);
            });
        } catch (\Throwable $e) {
            throw $e;
        }

        $this->clearCacheAfterReportCreation($user, $report);

        return $report;
    }

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

    public function syncCalculatedMetricsForStoredReport(Report $report, User $user, array $data): void
    {
        $this->calculatedMetricsSynchronizer->sync($report, $user, $data);
    }

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

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

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

    private function prepareMemoryForHeavySave(): void
    {
        $connectionNames = array_unique(array_filter([
            DB::getDefaultConnection(),
            (new MisMedicalHistory)->getConnectionName(),
            (new MisMigrationPatient)->getConnectionName(),
            (new MisStationarBranch)->getConnectionName(),
        ]));

        foreach ($connectionNames as $connectionName) {
            try {
                $connection = DB::connection($connectionName);
                $connection->disableQueryLog();
                $connection->flushQueryLog();
            } catch (\Throwable) {
                // best-effort cleanup only
            }
        }

        if (function_exists('gc_collect_cycles')) {
            gc_collect_cycles();
        }
    }

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

    /**
     * Сохранить метрику койко-дня из снапшотов отчета
     */
    protected function saveBedDaysMetric(Report $report): void
    {
        try {
            $result = $this->calculateBedDaysFromSnapshots($report);

            MetrikaResult::updateOrCreate(
                [
                    'rf_report_id' => $report->report_id,
                    'rf_metrika_item_id' => MetrikaConfig::TOTAL_BED_DAYS,
                ],
                ['value' => $result['total_days']]
            );

            MetrikaResult::updateOrCreate(
                [
                    'rf_report_id' => $report->report_id,
                    'rf_metrika_item_id' => MetrikaConfig::AVERAGE_BED_DAYS,
                ],
                ['value' => $result['avg_days']]
            );
        } catch (\Throwable $e) {
            \Log::error('Failed to save bed days metric: '.$e->getMessage());
        }
    }

    protected function calculateBedDaysFromSnapshots(Report $report): array
    {
        $snapshots = MedicalHistorySnapshot::where('rf_report_id', $report->report_id)
            ->whereIn('patient_type', ['discharged', 'deceased'])
            ->with('medicalHistory')
            ->get();

        $totalDays = 0;
        $patientCount = 0;

        foreach ($snapshots as $snapshot) {
            $history = $snapshot->medicalHistory;

            if (! $history) {
                continue;
            }

            $start = $history->DateRecipientHS ?? $history->DateRecipient ?? null;

            if (! $start) {
                continue;
            }

            $end = null;

            if ($snapshot->patient_type === 'deceased') {
                if ($history->DateDeath && ! in_array($history->DateDeath->format('Y-m-d'), ['1900-01-01', '2222-01-01'], true)) {
                    $end = $history->DateDeath;
                } elseif ($history->DateExtract && ! in_array($history->DateExtract->format('Y-m-d'), ['1900-01-01', '2222-01-01'], true)) {
                    $end = $history->DateExtract;
                }
            } else {
                if ($history->DateExtract && ! in_array($history->DateExtract->format('Y-m-d'), ['1900-01-01', '2222-01-01'], true)) {
                    $end = $history->DateExtract;
                }
            }

            if (! $end) {
                continue;
            }

            $start = Carbon::parse($start);
            $end = Carbon::parse($end);

            if ($end->lt($start)) {
                continue;
            }

            // Календарные койко-дни
            $days = $start->startOfDay()->diffInDays($end->startOfDay());

            $totalDays += $days;
            $patientCount++;
        }

        return [
            'total_days' => $totalDays,
            'patient_count' => $patientCount,
            'avg_days' => $patientCount > 0 ? round($totalDays / $patientCount, 2) : 0,
        ];
    }

    /**
     * Рассчитать предоперационные койко-дни по снапшотам отчета
     *
     * Возвращает:
     * - total_days: общее количество предоперационных койко-дней
     * - patient_count: количество пациентов, вошедших в расчет
     * - avg_days: средний предоперационный койко-день
     */
    protected function calculatePreoperativeDaysFromSnapshots(Report $report): array
    {
        $patientIds = MedicalHistorySnapshot::where('rf_report_id', $report->report_id)
            ->whereIn('patient_type', ['discharged', 'deceased'])
            ->pluck('rf_medicalhistory_id')
            ->unique()
            ->values();

        if ($patientIds->isEmpty()) {
            return [
                'total_days' => 0,
                'patient_count' => 0,
                'avg_days' => 0,
            ];
        }

        $rows = DB::table('stt_medicalhistory as mh')
            ->join('stt_surgicaloperation as so', 'so.rf_MedicalHistoryID', '=', 'mh.MedicalHistoryID')
            ->whereIn('mh.MedicalHistoryID', $patientIds)
            ->whereNotNull('so.Date')
            ->select(
                'mh.MedicalHistoryID',
                DB::raw('MIN(so."Date") as first_operation'),
                'mh.DateRecipientHS',
                'mh.DateRecipient'
            )
            ->groupBy('mh.MedicalHistoryID', 'mh.DateRecipientHS', 'mh.DateRecipient')
            ->get();

        if ($rows->isEmpty()) {
            return [
                'total_days' => 0,
                'patient_count' => 0,
                'avg_days' => 0,
            ];
        }

        $totalDays = 0;
        $patientCount = 0;

        foreach ($rows as $row) {
            $startRaw = $row->DateRecipientHS ?? $row->DateRecipient ?? null;
            $operationRaw = $row->first_operation ?? null;

            if (! $startRaw || ! $operationRaw) {
                continue;
            }

            $start = Carbon::parse($startRaw);
            $operation = Carbon::parse($operationRaw);

            if ($operation->lt($start)) {
                continue;
            }

            // Разница календарных дат
            $days = $start->startOfDay()->diffInDays($operation->startOfDay());

            $totalDays += $days;
            $patientCount++;
        }

        return [
            'total_days' => $totalDays,
            'patient_count' => $patientCount,
            'avg_days' => $patientCount > 0 ? round($totalDays / $patientCount, 1) : 0,
        ];
    }

    protected function saveLethalMetricFromSnapshots(Report $report): void
    {
        // Получаем все снапшоты выписанных пациентов из этого отчета
        $snapshots = MedicalHistorySnapshot::where('rf_report_id', $report->report_id)
            ->whereIn('patient_type', ['discharged', 'deceased']) // выписанные и умершие
            ->with('medicalHistory')
            ->get();

        if ($snapshots->isEmpty()) {
            // Если нет выписанных, сохраняем 0
            MetrikaResult::updateOrCreate(
                [
                    'rf_report_id' => $report->report_id,
                    'rf_metrika_item_id' => MetrikaConfig::AVERAGE_BED_DAYS,
                ],
                ['value' => 0]
            );

            \Log::info("No discharged patients in report {$report->report_id}, saved 0");

            return;
        }
    }

    /**
     * Сохранить предоперационный койко-день из снапшотов
     */
    protected function savePreoperativeMetric(Report $report): void
    {
        try {
            $result = $this->calculatePreoperativeDaysFromSnapshots($report);

            $this->saveMetric($report, MetrikaConfig::TOTAL_PREOPERATIVE_DAYS, $result['total_days']);
            $this->saveMetric($report, MetrikaConfig::PREOPERATIVE_PATIENT_COUNT, $result['patient_count']);
            $this->saveMetric($report, MetrikaConfig::PREOPERATIVE_AVERAGE_DAYS, $result['avg_days']);
        } catch (\Throwable $e) {
            \Log::error('Failed to save preoperative total metric: '.$e->getMessage());
        }
    }

    /**
     * Сохранить % загруженности
     */
    protected function saveDepartmentLoadedMetric(Report $report): void
    {
        // Получаем все снапшоты выписанных пациентов из этого отчета
        $currentCount = $report->metrikaResults()->where('rf_metrika_item_id', MetrikaConfig::CURRENT)->value('value');
        $bedsCount = $report->metrikaResults()->where('rf_metrika_item_id', MetrikaConfig::BEDS)->value('value');

        $percentLoaded = $bedsCount > 0 ? round($currentCount * 100 / $bedsCount) : 0;

        $this->saveMetric($report, MetrikaConfig::DEPARTMENT_LOADED, $percentLoaded);
    }

    /**
     * Очистить кэш после создания отчета
     */
    private function clearCacheAfterReportCreation(User $user, Report $report): void
    {
        // Очищаем кэш статистики для пользователя
        //        $this->statisticsService->clearStatisticsCache($user);

        // Также можно очистить кэш для всех пользователей отдела
        //        $this->statisticsService->clearDepartmentStatisticsCache($user->rf_department_id);

        // Очищаем кэш за сегодня и вчера (так как отчеты влияют на эти даты)
        $this->clearDailyCache($user, $report->created_at);
    }

    /**
     * Очистить дневной кэш
     */
    private function clearDailyCache(User $user, $reportDate): void
    {
        $datesToClear = [
            Carbon::parse($reportDate)->format('Y-m-d'),
            Carbon::parse($reportDate)->subDay()->format('Y-m-d'),
        ];

        foreach ($datesToClear as $date) {
            $cacheKey = $this->generateDailyCacheKey($user, $date);
            Cache::forget($cacheKey);
        }
    }

    private function generateDailyCacheKey(User $user, string $date): string
    {
        return 'daily_stats:'.$user->rf_department_id.':'.$date;
    }

    /**
     * Получить пациентов по статусу
     */
    public function getPatientsByStatus(
        Department $department,
        User $user,
        string $status,
        DateRange $dateRange,
        bool $onlyIds = false,
        bool $beforeCreate = false,
        ?bool $includeCurrentPatients = null
    ) {
        return $this->reportPatientsReadService->getPatientsByStatus(
            $department,
            $user,
            $status,
            $dateRange,
            $onlyIds,
            $beforeCreate,
            $includeCurrentPatients
        );
    }

    /**
     * Получить количество пациентов по статусу
     */
    public function getPatientsCountByStatus(
        Department $department,
        User $user,
        string $status,
        DateRange $dateRange
    ): int {
        return $this->reportPatientsReadService->getPatientsCountByStatus($department, $user, $status, $dateRange);
    }

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

    /**
     * Получить ID отделения из стационарного отделения
     */
    private function getBranchId(int $misDepartmentId): ?int
    {
        return MisStationarBranch::where('rf_DepartmentID', $misDepartmentId)
            ->value('StationarBranchID');
    }

    /**
     * Определить, нужно ли использовать снапшоты
     */
    private function shouldUseSnapshots(Department $department, User $user, DateRange $dateRange, bool $beforeCreate = false): bool
    {
        if ($beforeCreate) {
            return false;
        }

        $report = $this->getReportForPeriod($department->department_id, $dateRange);
        if (! $report) {
            return false;
        }

        if ($report->status !== 'submitted') {
            return false;
        }

        return true;
    }

    /**
     * Создать или обновить отчет
     */
    private function createOrUpdateReport(array $data, User $user): Report
    {
        $rangeStartAt = isset($data['dates'][0])
            ? $this->dateRangeService->toSqlFormat($data['dates'][0])
            : null;
        $rangeEndAt = isset($data['dates'][1])
            ? $this->dateRangeService->toSqlFormat($data['dates'][1])
            : null;

        $dateRange = $this->dateRangeService->createDateRangeForDate($this->dateRangeService->toCarbon($data['dates'][1]), $user);

        $sentAt = $data['sent_at'] ?? $rangeEndAt ?? $this->dateRangeService->toSqlFormat(\Illuminate\Support\Carbon::now());
        $createdAt = $data['created_at'] ?? $rangeEndAt ?? $this->dateRangeService->toSqlFormat(\Illuminate\Support\Carbon::now());

        $reportData = [
            'rf_department_id' => $data['departmentId'],
            'rf_user_id' => $user->id,
            'rf_lpudoctor_id' => $data['userId'],
            'sent_at' => $sentAt,
            'period_start' => $dateRange->startSql(),
            'period_end' => $dateRange->endSql(),
            'created_at' => $createdAt,
            'status' => $data['status'] ?? 'draft',
        ];

        if (isset($data['reportId']) && $data['reportId']) {
            $report = Report::updateOrCreate(
                ['report_id' => $data['reportId']],
                $reportData
            );
        } else {
            $report = Report::create($reportData);
            $department = Department::where('department_id', $reportData['rf_department_id'])->first();
            $beds = $department->metrikaDefault->where('rf_metrika_item_id', 1)->first();
            MetrikaResult::create([
                'rf_report_id' => $report->report_id,
                'rf_metrika_item_id' => MetrikaConfig::BEDS,
                'value' => $beds->value,
            ]);
        }

        return $report;
    }

    /**
     * Сохранить метрики отчета
     */
    private function saveMetrics(Report $report, array $metrics): void
    {
        foreach ($metrics as $key => $value) {
            $metrikaId = (int) str_replace('metrika_item_', '', $key);

            MetrikaResult::updateOrCreate(
                [
                    'rf_report_id' => $report->report_id,
                    'rf_metrika_item_id' => $metrikaId,
                ],
                [
                    'value' => $value,
                ]
            );
        }
    }

    /**
     * Сохранить метрику отчета
     */
    private function saveMetric(Report $report, int $metrikaId, float $value): void
    {
        MetrikaResult::updateOrCreate(
            [
                'rf_report_id' => $report->report_id,
                'rf_metrika_item_id' => $metrikaId,
            ],
            [
                'value' => $value,
            ]
        );
    }

    /**
     * Сохранить нежелательные события
     */
    private function saveUnwantedEvents(Report $report, array $unwantedEvents): void
    {
        if (empty($unwantedEvents)) {
            $report->unwantedEvents()->delete();
            $this->saveMetric($report, MetrikaConfig::UNWANTED_EVENTS, 0);

            return;
        }

        foreach ($unwantedEvents as $event) {
            if (isset($event['unwanted_event_id']) && $event['unwanted_event_id']) {
                UnwantedEvent::updateOrCreate(
                    ['unwanted_event_id' => $event['unwanted_event_id']],
                    [
                        'rf_report_id' => $report->report_id,
                        'comment' => $event['comment'] ?? '',
                        'title' => $event['title'] ?? '',
                        'is_visible' => $event['is_visible'] ?? true,
                    ]
                );
            } else {
                UnwantedEvent::create([
                    'rf_report_id' => $report->report_id,
                    'comment' => $event['comment'] ?? '',
                    'title' => $event['title'] ?? '',
                    'is_visible' => $event['is_visible'] ?? true,
                ]);
            }
        }

        // Обновить метрику
        $this->saveMetric($report, MetrikaConfig::UNWANTED_EVENTS, count($unwantedEvents));
    }

    /**
     * Сохранить пациентов под наблюдением
     */
    private function saveObservationPatients(
        Report $report,
        array $observationPatients,
        int $departmentId
    ): void {
        if (empty($observationPatients)) {
            ObservationPatient::where('rf_department_id', $departmentId)
                ->where('rf_report_id', $report->report_id)
                ->delete();
            // Обновить метрику
            $this->saveMetric($report, MetrikaConfig::OBSERVATION, 0);

            return;
        }

        foreach ($observationPatients as $patient) {
            ObservationPatient::updateOrCreate(
                [
                    'rf_medicalhistory_id' => $patient['medical_history_id'] ?? null,
                    'rf_department_patient_id' => $patient['department_patient_id'] ?? null,
                    'rf_department_id' => $departmentId,
                ],
                [
                    'rf_report_id' => $report->report_id,
                    'rf_mkab_id' => null,
                    'comment' => $patient['comment'] ?? null,
                ]
            );
        }

        // Обновить метрику
        $this->saveMetric($report, MetrikaConfig::OBSERVATION, count($observationPatients));
    }

    private function syncCalculatedMetrics(Report $report, User $user, array $data): void
    {
        $this->calculatedMetricsSynchronizer->sync($report, $user, $data);
    }

    /**
     * Получить информацию о текущем отчете
     */
    public function getCurrentReportInfo(Department $department, User $user, DateRange $dateRange): array
    {
        $reportToday = $this->getReportForPeriod($department->department_id, $dateRange);

        $isHeadOrAdmin = $user->isHeadOfDepartment() || $user->isAdmin();
        $useSnapshots = $isHeadOrAdmin || ! $dateRange->isEndDateToday() || $reportToday;

        // Получаем ID пользователя для заполнения отчета
        if ($useSnapshots && $isHeadOrAdmin && $reportToday) {
            $fillableUserId = $reportToday->rf_lpudoctor_id ?? null;
        } else {
            $fillableUserId = request()->query('userId', $user->rf_lpudoctor_id);
        }

        // Получаем нежелательные события
        $unwantedEvents = $this->getUnwantedEvents($department, $dateRange);

        // Определяем активность кнопки отправки
        $isActiveSendButton = $this->isSendButtonActive($user, $dateRange, $reportToday, $fillableUserId);

        $message = null;
        if ($reportToday) {
            $reportDoctor = $reportToday->lpuDoctor;
            $message = "Отчет создан пользователем: $reportDoctor->FAM_V $reportDoctor->IM_V $reportDoctor->OT_V";
        }
        $statusMessage = $reportToday
            ? ($reportToday->status === 'submitted'
                ? 'Этот отчет в статусе: опубликован'
                : 'Этот отчет в статусе: черновик')
            : null;

        // Получаем информацию о враче
        $lpuDoctor = $this->getDoctorInfo($fillableUserId, $dateRange);

        // Проверяем, является ли диапазон одним днем
        //        $isRangeOneDay = $this->dateRangeService->isRangeOneDay(
        //            $endDate->copy()->subDay()->format('Y-m-d H:i:s'),
        //            $endDate->format('Y-m-d H:i:s')
        //        );

        // Формируем даты для ответа
        //        $date = $isHeadOrAdmin ? [
        //            $endDate->copy()->subDay()->getTimestampMs(),
        //            $endDate->getTimestampMs()
        //        ] : $endDate->getTimestampMs();
        $date = $isHeadOrAdmin ? [
            $dateRange->startDate->getTimestampMs(),
            $dateRange->endDate->getTimestampMs(),
        ] : $dateRange->endDate->getTimestampMs();

        return [
            'report_id' => $reportToday?->report_id,
            'unwantedEvents' => $unwantedEvents,
            'isActiveSendButton' => $isActiveSendButton,
            'message' => $dateRange->isOneDay ? $message : null,
            'status' => $reportToday?->status ?? 'draft',
            'statusMessage' => $dateRange->isOneDay ? $statusMessage : null,
            'canPublish' => (bool) $reportToday && ($reportToday->status === 'draft') && $isActiveSendButton,
            'isOneDay' => $dateRange->isOneDay,
            'isHeadOrAdmin' => $isHeadOrAdmin,
            'dates' => $date,
            'userId' => $fillableUserId,
            'userName' => $lpuDoctor ? "$lpuDoctor->FAM_V $lpuDoctor->IM_V $lpuDoctor->OT_V" : null,
        ];
    }

    /**
     * Удалить пациента из наблюдения
     */
    public function removeObservationPatient(string $patientId): void
    {
        [$sourceType, $id] = explode(':', $patientId) + [null, null];

        if ($sourceType === 'manual') {
            ObservationPatient::where('rf_department_patient_id', $id)->delete();

            return;
        }

        ObservationPatient::where('rf_medicalhistory_id', $id)->delete();
    }

    public function createManualPatient(Department $department, User $user, array $data)
    {
        $report = $this->resolveReportForManualPatient($department, $user, $data);

        return $this->unifiedPatientService->createManualPatient($department, $user, $data, $report->report_id);
    }

    public function setManualPatientOutcome(User $user, int $departmentPatientId, array $data)
    {
        $patient = \App\Models\DepartmentPatient::where('department_patient_id', $departmentPatientId)->firstOrFail();
        $updatedPatient = $this->unifiedPatientService->recordManualOutcome($patient, $data);
        $this->syncManualPatientSnapshots($updatedPatient, $user, []);

        return $updatedPatient;
    }

    public function updateManualPatient(User $user, int $departmentPatientId, array $data)
    {
        $patient = $this->resolveManageableManualPatient($user, $departmentPatientId);

        $updatedPatient = $this->unifiedPatientService->updateManualPatient($patient, $data);
        $this->syncManualPatientSnapshots($updatedPatient, $user, $data);

        return $updatedPatient;
    }

    public function linkManualPatientToMis(int $departmentPatientId, int $medicalHistoryId)
    {
        $patient = \App\Models\DepartmentPatient::where('department_patient_id', $departmentPatientId)->firstOrFail();

        return $this->unifiedPatientService->linkManualPatientToMis($patient, $medicalHistoryId);
    }

    public function getManualPatientOperations(User $user, int $departmentPatientId)
    {
        $patient = $this->resolveManageableManualPatient($user, $departmentPatientId);

        return $patient->operations()
            ->with('serviceMedical')
            ->orderByDesc('started_at')
            ->get();
    }

    public function createManualPatientOperation(User $user, int $departmentPatientId, array $data): DepartmentPatientOperation
    {
        $patient = $this->resolveManageableManualPatient($user, $departmentPatientId);
        $service = MisServiceMedical::query()
            ->where('ServiceMedicalID', $data['service_id'])
            ->firstOrFail();

        return $patient->operations()->create([
            'rf_kl_service_medical_id' => $service->ServiceMedicalID,
            'service_code' => $service->ServiceMedicalCode,
            'service_name' => $service->ServiceMedicalName,
            'urgency' => $data['urgency'],
            'started_at' => $data['started_at'],
            'ended_at' => $data['ended_at'],
            'created_by' => $user->id,
        ])->load('serviceMedical');
    }

    public function updateManualPatientOperation(User $user, int $departmentPatientId, int $operationId, array $data): DepartmentPatientOperation
    {
        $patient = $this->resolveManageableManualPatient($user, $departmentPatientId);
        $service = MisServiceMedical::query()
            ->where('ServiceMedicalID', $data['service_id'])
            ->firstOrFail();

        $operation = $patient->operations()
            ->where('department_patient_operation_id', $operationId)
            ->firstOrFail();

        $operation->update([
            'rf_kl_service_medical_id' => $service->ServiceMedicalID,
            'service_code' => $service->ServiceMedicalCode,
            'service_name' => $service->ServiceMedicalName,
            'urgency' => $data['urgency'],
            'started_at' => $data['started_at'],
            'ended_at' => $data['ended_at'],
        ]);

        return $operation->fresh()->load('serviceMedical');
    }

    public function deleteManualPatientOperation(User $user, int $departmentPatientId, int $operationId): void
    {
        $patient = $this->resolveManageableManualPatient($user, $departmentPatientId);

        $patient->operations()
            ->where('department_patient_operation_id', $operationId)
            ->firstOrFail()
            ->delete();
    }

    public function saveReanimationIndicator(
        User $user,
        int $departmentId,
        int $medicalHistoryId,
        string $indicator,
        ?string $comment = null,
        ?int $reportId = null
    ): ReanimationPatientIndicator {
        return ReanimationPatientIndicator::create([
            'rf_department_id' => $departmentId,
            'rf_report_id' => $reportId,
            'rf_medicalhistory_id' => $medicalHistoryId,
            'indicator' => $indicator,
            'comment' => $comment,
            'created_by' => $user->id,
        ]);
    }

    public function getLatestReanimationIndicators(int $departmentId, array $medicalHistoryIds)
    {
        if (empty($medicalHistoryIds)) {
            return collect();
        }

        $subQuery = ReanimationPatientIndicator::query()
            ->selectRaw('MAX(reanimation_patient_indicator_id) as max_id, rf_medicalhistory_id')
            ->where('rf_department_id', $departmentId)
            ->whereIn('rf_medicalhistory_id', $medicalHistoryIds)
            ->groupBy('rf_medicalhistory_id');

        return ReanimationPatientIndicator::query()
            ->joinSub($subQuery, 'latest', function ($join) {
                $join->on('reanimation_patient_indicators.reanimation_patient_indicator_id', '=', 'latest.max_id');
            })
            ->get([
                'reanimation_patient_indicators.rf_medicalhistory_id',
                'reanimation_patient_indicators.indicator',
                'reanimation_patient_indicators.comment',
            ])
            ->keyBy('rf_medicalhistory_id');
    }

    public function getReanimationIndicatorsHistory(
        int $departmentId,
        int $medicalHistoryId,
        int $limit = 50
    ) {
        return ReanimationPatientIndicator::query()
            ->where('rf_department_id', $departmentId)
            ->where('rf_medicalhistory_id', $medicalHistoryId)
            ->orderByDesc('reanimation_patient_indicator_id')
            ->limit($limit)
            ->get([
                'reanimation_patient_indicator_id',
                'rf_report_id',
                'rf_medicalhistory_id',
                'indicator',
                'comment',
                'created_by',
                'created_at',
            ]);
    }

    public function searchMisPatientsForDepartment(Department $department, string $query)
    {
        return $this->unifiedPatientService->searchMisPatients($department, $query);
    }

    private function resolveManageableManualPatient(User $user, int $departmentPatientId): DepartmentPatient
    {
        $query = DepartmentPatient::query()
            ->where('department_patient_id', $departmentPatientId)
            ->whereIn('source_type', ['manual', 'special']);

        if (! $user->isAdmin() && ! $user->isHeadOfDepartment()) {
            $query->where('rf_department_id', $user->department->department_id);
        }

        return $query->firstOrFail();
    }

    private function syncManualPatientSnapshots(DepartmentPatient $patient, User $user, array $data): void
    {
        $reportIds = $patient->rf_report_id
            ? [$patient->rf_report_id]
            : (isset($data['startAt'], $data['endAt']) && $data['startAt'] && $data['endAt']
                ? $this->getReportsForDateRange(
                    $patient->rf_department_id,
                    $this->dateRangeService->getNormalizedDateRange(
                        $user,
                        (string) $data['startAt'],
                        (string) $data['endAt']
                    )
                )->pluck('report_id')->values()->all()
                : []);

        if (empty($reportIds)) {
            return;
        }

        MedicalHistorySnapshot::query()
            ->whereIn('rf_report_id', $reportIds)
            ->where('rf_department_patient_id', $patient->department_patient_id)
            ->update([
                'patient_kind' => $patient->patient_kind,
                'full_name' => $patient->full_name,
                'birth_date' => $patient->birth_date,
                'diagnosis_code' => $patient->diagnosis_code,
                'diagnosis_name' => $patient->diagnosis_name,
                'admitted_at' => $patient->admitted_at,
                'outcome_type' => $patient->is_current ? null : $patient->outcome_type,
                'outcome_at' => $patient->is_current ? null : $patient->outcome_at,
                'updated_at' => now(),
            ]);
    }

    private function resolveReportForManualPatient(Department $department, User $user, array $data): Report
    {
        $reportId = $data['report_id'] ?? null;
        if ($reportId) {
            return Report::query()
                ->where('report_id', $reportId)
                ->where('rf_department_id', $department->department_id)
                ->firstOrFail();
        }

        if (! isset($data['startAt'], $data['endAt']) || ! $data['startAt'] || ! $data['endAt']) {
            throw new \InvalidArgumentException('Не указан отчет или диапазон для привязки спецконтингента');
        }

        $dateRange = $this->dateRangeService->getNormalizedDateRange(
            $user,
            (string) $data['startAt'],
            (string) $data['endAt']
        );

        $existingReport = Report::query()
            ->where('rf_department_id', $department->department_id)
            ->exactPeriod($dateRange->startSql(), $dateRange->endSql())
            ->first();

        if ($existingReport) {
            return $existingReport;
        }

        return Report::query()->create([
            'rf_department_id' => $department->department_id,
            'rf_user_id' => $user->id,
            'rf_lpudoctor_id' => $data['user_id'] ?? $user->rf_lpudoctor_id,
            'sent_at' => $dateRange->endSql(),
            'created_at' => $dateRange->endSql(),
            'period_start' => $dateRange->startSql(),
            'period_end' => $dateRange->endSql(),
            'status' => 'draft',
        ]);
    }

    /**
     * Получить статистику из снапшотов
     */
    private function getStatisticsFromSnapshots(Department $department, DateRange $dateRange, int $branchId): array
    {
        // Получаем отчеты за период
        $reports = $this->getReportsForDateRange(
            $department->department_id,
            $dateRange
        );

        $reportIds = $reports->pluck('report_id')->toArray();
        $lastReport = array_first($reportIds);
        $recipientReportIds = $this->getSnapshotRecipientReportIds($reportIds);

        // Получаем статистику из снапшотов
        $snapshotStats = [
            'plan' => $this->getMetrikaResultCount(4, $reportIds),
            'emergency' => $this->getMetrikaResultCount(12, $reportIds),
            'outcome' => $this->getMetrikaResultCount(7, $reportIds),
            'deceased' => $this->getMetrikaResultCount(9, $reportIds),
            'current' => $this->getMetrikaResultCount(8, $reportIds, false),
            //            'discharged' => $this->getMetrikaResultCount('discharged', $reportIds),
            'transferred' => $this->getMetrikaResultCount(13, $reportIds),
            'recipient' => $this->getMetrikaResultCount(3, $reportIds),
            'beds' => $this->getMetrikaResultCount(1, $reportIds, false),
            'countStaff' => $this->getMetrikaResultCount(17, [$lastReport], false),
        ];

        // Получаем ID поступивших пациентов
        $recipientIds = $this->snapshotService
            ->getPatientsFromSnapshots('recipient', $recipientReportIds)
            ->pluck('id')
            ->all();

        // Получаем количество операций из метрик
        $surgicalCount = [
            $this->getMetrikaResultCount(10, $reportIds), // экстренные операции
            $this->getMetrikaResultCount(11, $reportIds),  // плановые операции
        ];

        if ($snapshotStats['outcome'] == 0) {
            $percentDead = 0;
        } else {
            $percentDead = ($snapshotStats['deceased'] / $snapshotStats['outcome']) * 100;
            $percentDead = round($percentDead, 2);
        }

        return [
            'recipientCount' => $snapshotStats['recipient'] ?? 0,
            'extractCount' => $snapshotStats['outcome'] ?? 0,
            'currentCount' => $snapshotStats['current'] ?? 0, // $this->calculateCurrentPatientsFromSnapshots($reportIds, $branchId),
            'deadCount' => $snapshotStats['deceased'] ?? 0,
            'countStaff' => $snapshotStats['countStaff'] ?? 0,
            'surgicalCount' => $surgicalCount,
            'recipientIds' => $recipientIds,
            'beds' => $snapshotStats['beds'] ?? 0,
            'percentDead' => $percentDead,
        ];
    }

    /**
     * Получить статистику из реплики БД
     */
    private function getStatisticsFromReplica(Department $department, User $user, DateRange $dateRange, int $branchId): array
    {
        $planCount = $this->unifiedPatientService->getLivePatientCountByStatus($department, $user, 'plan', $dateRange, $branchId, true);
        $emergencyCount = $this->unifiedPatientService->getLivePatientCountByStatus($department, $user, 'emergency', $dateRange, $branchId, true);
        $currentCount = $this->unifiedPatientService->getLivePatientCountByStatus($department, $user, 'current', $dateRange, $branchId);
        $recipientCount = $this->unifiedPatientService->getLivePatientCountByStatus($department, $user, 'recipient', $dateRange, $branchId);
        $outcomeCount = $this->unifiedPatientService->getLivePatientCountByStatus($department, $user, 'outcome', $dateRange, $branchId);
        $deadCount = $this->unifiedPatientService->getLivePatientCountByStatus($department, $user, 'outcome-deceased', $dateRange, $branchId);

        // Операции
        $misSurgicalCount = [
            $this->patientQueryService->getSurgicalPatients(
                'emergency',
                $branchId,
                $dateRange,
                true
            ),
            $this->patientQueryService->getSurgicalPatients(
                'plan',
                $branchId,
                $dateRange,
                true
            ),
        ];
        $manualSurgicalCount = $this->getManualSurgicalCounts($department, $dateRange);
        $surgicalCount = [
            ($misSurgicalCount[0] ?? 0) + ($manualSurgicalCount[0] ?? 0),
            ($misSurgicalCount[1] ?? 0) + ($manualSurgicalCount[1] ?? 0),
        ];

        // ID поступивших сегодня (для отметки в таблице)
        $recipientIds = $this->unifiedPatientService
            ->getRecipientIdsForReport($department, $user, $dateRange, $branchId);

        $misBranch = MisStationarBranch::where('StationarBranchID', $branchId)->first();
        $beds = Department::where('rf_mis_department_id', $misBranch->rf_DepartmentID)
            ->first()->metrikaDefault->where('rf_metrika_item_id', 1)->first();

        if ($outcomeCount == 0) {
            $percentDead = 0;
        } else {
            $percentDead = ($deadCount / $outcomeCount) * 100;
            $percentDead = round($percentDead, 2);
        }

        return [
            'recipientCount' => $recipientCount, // только поступившие сегодня
            'extractCount' => $outcomeCount,
            'currentCount' => $currentCount, // все в отделении
            'deadCount' => $deadCount,
            'surgicalCount' => $surgicalCount,
            'recipientIds' => $recipientIds, // ID поступивших сегодня
            'planCount' => $planCount, // плановые (поступившие + уже лечащиеся)
            'emergencyCount' => $emergencyCount, // экстренные (поступившие + уже лечащиеся)
            'percentDead' => $percentDead,
            'beds' => $beds->value,
        ];
    }

    /**
     * Получить пациентов из снапшотов
     */
    public function getPatientsFromSnapshots(
        Department $department,
        string $status,
        DateRange $dateRange,
        int $branchId,
        bool $onlyIds = false
    ) {
        return $this->reportPatientsReadService->getPatientsFromSnapshots(
            $department,
            $status,
            $dateRange,
            $branchId,
            $onlyIds
        );
    }

    private function getSnapshotRecipientReportIds(array $reportIds): array
    {
        if (empty($reportIds)) {
            return [];
        }

        return [reset($reportIds)];
    }

    /**
     * Получить нежелательные события за дату
     */
    public function getUnwantedEvents(Department $department, DateRange $dateRange)
    {
        return UnwantedEvent::whereHas('report', function ($query) use ($department, $dateRange) {
            $query->where('rf_department_id', $department->department_id);

            if ($dateRange->isOneDay) {
                $query->exactPeriod($dateRange->startSql(), $dateRange->endSql());
            } else {
                $query->withinPeriod($dateRange->startSql(), $dateRange->endSql());
            }
        })
            ->get()
            ->map(function ($item) {
                return [
                    ...$item->toArray(),
                    'created_at' => Carbon::parse($item->created_at)->format('Создано d.m.Y в H:i'),
                ];
            });
    }

    /**
     * Проверить активность кнопки отправки отчета
     */
    private function isSendButtonActive(User $user, DateRange $dateRange, ?Report $reportToday, ?int $fillableUserId): bool
    {
        // Для врача: только сегодня и если отчета еще нет
        if (! $user->isHeadOfDepartment() && ! $user->isAdmin()) {
            if ($reportToday && $reportToday->status === 'submitted') {
                return false;
            }

            return $dateRange->isEndDateToday();
        }

        // Для заведующего/админа: можно редактировать любой отчет за сутки (включая submitted)
        if (
            $reportToday &&
            $dateRange->isOneDay
        ) {
            return true;
        }

        return false;
    }

    private function getReportForPeriod(int $departmentId, DateRange $dateRange): ?Report
    {
        $query = Report::query()
            ->where('rf_department_id', $departmentId)
            ->exactPeriod($dateRange->startSql(), $dateRange->endSql())
            ->orderByDesc('report_id');

        if ($dateRange->isOneDay) {
            return $query->first();
        } else {
            return $query->onlySubmitted()->first();
        }
    }

    /**
     * Получить информацию о враче
     */
    private function getDoctorInfo(?int $doctorId, DateRange $dateRange): ?MisLpuDoctor
    {
        if (! $doctorId) {
            return null;
        }

        // Если дата это период, не показываем врача
        if (! $dateRange->isOneDay) {
            return null;
        }

        return MisLpuDoctor::where('LPUDoctorID', $doctorId)->first();
    }

    /**
     * Получить отчеты за диапазон дат
     */
    public function getReportsForDateRange(int $departmentId, DateRange $dateRange)
    {
        if ($dateRange->isOneDay) {
            return Report::where('rf_department_id', $departmentId)
                ->exactPeriod($dateRange->startSql(), $dateRange->endSql())
                ->onlySubmitted()
                ->orderBy('period_end', 'DESC')
                ->get();
        }

        return Report::where('rf_department_id', $departmentId)
            ->withinPeriod($dateRange->startSql(), $dateRange->endSql())
            ->onlySubmitted()
            ->orderBy('period_end', 'DESC')
            ->get();
    }

    /**
     * Получить количество из метрик
     */
    private function getMetrikaResultCount(int $metrikaItemId, array $reportIds, bool $sum = true): int
    {
        $count = 0;
        $reports = Report::whereIn('report_id', $reportIds)
            ->with('metrikaResults')
            ->orderBy('created_at', 'DESC')
            ->get();

        if (! $sum) {
            foreach ($reports as $report) {
                $metric = $report->metrikaResults
                    ->firstWhere('rf_metrika_item_id', $metrikaItemId);

                if ($metric) {
                    return intval($metric->value) ?? 0;
                }
            }

            return 0;
        }

        foreach ($reports as $report) {
            foreach ($report->metrikaResults as $metrikaResult) {
                if ($metrikaResult->rf_metrika_item_id === $metrikaItemId) {
                    $count += intval($metrikaResult->value) ?? 0;
                }
            }
        }

        return $count;
    }

    /**
     * Получить статистику выполнения плана по госпитализации
     */
    public function getRecipientPlanOfYear(Department $department, DateRange $dateRange): array
    {
        $periodPlanModel = $department->recipientPlanOfYear();
        // Рассчитываем коэффициент периода (округляем в большую сторону)
        $monthsInPeriod = ceil($dateRange->startDate->diffInMonths($dateRange->endDate));
        $annualPlan = $periodPlanModel ? (int) $periodPlanModel->value : 0;
        $oneMonthPlan = ceil($annualPlan / 12);
        $periodPlan = round($oneMonthPlan * $monthsInPeriod);

        $progress = 0;
        $query = $department->reports()
            ->with('metrikaResults')
            ->where('period_start', '>', $dateRange->startSql())
            ->where('period_end', '<=', $dateRange->endSql());

        if ($dateRange->isOneDay) {
            $query->where('period_start', '>=', $dateRange->startFirstOfMonth())
                ->where('period_end', '<=', $dateRange->endSql());
        } else {
            $query->where('period_start', '>', $dateRange->startSql())
                ->where('period_end', '<=', $dateRange->endSql());
        }

        $reports = $query->get();

        foreach ($reports as $report) {
            $outcome = $report->metrikaResults()->where('rf_metrika_item_id', 7)->first();
            if ($outcome) {
                $progress += (int) $outcome->value;
            }
        }

        return [
            'plan' => $periodPlan,
            'progress' => $progress,
        ];
    }
}