<?php

namespace App\Tests\Treatment;

use App\Clinic\Entity\Clinic;
use App\ClinicService\Entity\CatalogCategory;
use App\ClinicService\Entity\CatalogCategoryInclude;
use App\ClinicService\Entity\ServiceItem;
use App\ClinicService\Entity\ServiceSection;
use App\Patient\Entity\PatientRecord;
use App\Shared\Exception\AppException;
use App\Staff\Entity\ClinicStaff;
use App\Tests\ApiTestCase;
use App\Treatment\Entity\TreatmentCase;
use App\Treatment\Entity\TreatmentProtocol;
use App\Treatment\Entity\TreatmentProtocolStaff;
use App\Treatment\Entity\TreatmentProtocolStep;
use App\Treatment\Entity\TreatmentSession;
use App\Treatment\Service\TreatmentCaseOpener;

class TreatmentCaseOpenerTest extends ApiTestCase
{
    private TreatmentCaseOpener $opener;
    private Clinic $clinic;
    private ServiceSection $section;

    protected function setUp(): void
    {
        parent::setUp();

        // مستقیم ساخته می‌شود، نه از container: تا وقتی کنترلری مصرفش نکند سرویس
        // inline می‌شود و از container قابل گرفتن نیست — همان کاری که CategoryClosureTest می‌کند.
        $this->opener = new TreatmentCaseOpener(
            new \App\ClinicService\Service\CategoryClosureResolver(
                $this->em->getRepository(CatalogCategoryInclude::class),
            ),
            $this->em->getRepository(CatalogCategory::class),
            $this->em,
        );

        $user = $this->createUser(['ROLE_USER', 'ROLE_CLINIC']);
        $this->clinic = new Clinic($user);
        $this->clinic->setName('کلینیک پروندهٔ درمان');
        $this->em->persist($this->clinic);
        $this->em->flush();

        $this->section = new ServiceSection('clinic', (int) $this->clinic->getId(), 'لیزر');
        $this->em->persist($this->section);
        $this->em->flush();
    }

    private function category(string $name): CatalogCategory
    {
        $category = new CatalogCategory('clinic', (int) $this->clinic->getId(), $name);
        $this->em->persist($category);
        $this->em->flush();

        return $category;
    }

    private function includes(CatalogCategory $parent, CatalogCategory $child): void
    {
        $this->em->persist(new CatalogCategoryInclude($parent, $child));
        $this->em->flush();
    }

    private function service(string $name, ?CatalogCategory $category): ServiceItem
    {
        $item = new ServiceItem($this->section, $name, 10_000_000);
        if ($category !== null) {
            $item->setCatalogCategory($category);
        }
        $this->em->persist($item);
        $this->em->flush();

        return $item;
    }

    private function protocolFor(ServiceItem $service, array $offsets): TreatmentProtocol
    {
        $staff = new ClinicStaff('clinic', (int) $this->clinic->getId(), 'اپراتور');
        $this->em->persist($staff);

        $protocol = new TreatmentProtocol($service);
        $this->em->persist($protocol);

        $steps = [];
        foreach ($offsets as $index => $offset) {
            $steps[] = new TreatmentProtocolStep($protocol, $index + 1, $offset);
        }
        $protocol->replaceSteps($steps);
        $protocol->replaceAllowedStaff([new TreatmentProtocolStaff($protocol, $staff)]);

        $this->em->flush();

        return $protocol;
    }

    private function record(): PatientRecord
    {
        $patient = $this->createUser();
        $record  = new PatientRecord('clinic', (int) $this->clinic->getId(), $patient, 'clinic', (int) $this->clinic->getId());
        $this->em->persist($record);
        $this->em->flush();

        return $record;
    }

    private function open(ServiceItem $service, TreatmentProtocol $protocol): TreatmentCase
    {
        return $this->opener->open(
            'clinic',
            (int) $this->clinic->getId(),
            $this->record(),
            $service,
            $protocol,
        );
    }

    /** «توتال» شامل بیکینی و پا و دست است؛ درمان روی آن سه انجام می‌شود نه روی خودِ توتال. */
    public function testAreasAreTheLeavesOfTheServiceCategory(): void
    {
        $total   = $this->category('توتال');
        $bikini  = $this->category('بیکینی');
        $leg     = $this->category('پا');
        $hand    = $this->category('دست');
        $this->includes($total, $bikini);
        $this->includes($total, $leg);
        $this->includes($total, $hand);

        $service  = $this->service('لیزر توتال', $total);
        $protocol = $this->protocolFor($service, [0, 30]);

        $case = $this->open($service, $protocol);

        $names = array_map(static fn ($a) => $a->getName(), $case->getAreas()->toArray());
        sort($names);
        self::assertSame(['بیکینی', 'دست', 'پا'], $names);
    }

    /** دستهٔ میانی گروه‌بندی است، نه ناحیهٔ درمان. */
    public function testIntermediateCategoriesAreNotAreas(): void
    {
        $body   = $this->category('تمام بدن');
        $lower  = $this->category('نیم‌تنهٔ پایین');
        $leg    = $this->category('پا');
        $this->includes($body, $lower);
        $this->includes($lower, $leg);

        $service  = $this->service('لیزر تمام بدن', $body);
        $protocol = $this->protocolFor($service, [0, 30]);

        $case = $this->open($service, $protocol);

        $names = array_map(static fn ($a) => $a->getName(), $case->getAreas()->toArray());
        self::assertSame(['پا'], $names);
    }

    /** «لیزر دست» یک سرویس واقعی است و باید یک ناحیه داشته باشد، نه صفر. */
    public function testCategoryWithoutChildrenIsItsOwnArea(): void
    {
        $hand     = $this->category('دست');
        $service  = $this->service('لیزر دست', $hand);
        $protocol = $this->protocolFor($service, [0, 30]);

        $case = $this->open($service, $protocol);

        $names = array_map(static fn ($a) => $a->getName(), $case->getAreas()->toArray());
        self::assertSame(['دست'], $names);
    }

    public function testServiceWithoutCategoryIsRejected(): void
    {
        $service  = $this->service('لیزر بی‌دسته', null);
        $protocol = $this->protocolFor($service, [0, 30]);

        $this->expectException(AppException::class);
        $this->open($service, $protocol);
    }

    /** همهٔ جلسات از ابتدا ساخته می‌شوند تا «جلسهٔ ۵ از ۸» جایی برای زندگی داشته باشد. */
    public function testEverySessionIsCreatedUpFrontAndNoneIsBooked(): void
    {
        $hand     = $this->category('دست');
        $service  = $this->service('لیزر دست', $hand);
        $protocol = $this->protocolFor($service, [0, 15, 30, 30]);

        $case = $this->open($service, $protocol);

        self::assertSame(4, $case->getTotalSessions());
        self::assertCount(4, $case->getSessions());
        self::assertSame([1, 2, 3, 4], array_map(
            static fn (TreatmentSession $s): int => $s->getSessionNumber(),
            $case->getSessions()->toArray(),
        ));

        foreach ($case->getSessions() as $session) {
            self::assertSame(TreatmentSession::STATUS_PLANNED, $session->getStatus());
            self::assertNull($session->getAppointment());
        }
    }

    /** تعداد جلسات کپی می‌شود: تغییر فردای پروتکل نباید «۳ از ۸» را به «۳ از ۶» تبدیل کند. */
    public function testTotalSessionsIsSnapshotted(): void
    {
        $hand     = $this->category('دست');
        $service  = $this->service('لیزر دست', $hand);
        $protocol = $this->protocolFor($service, [0, 30, 30, 30]);

        $case = $this->open($service, $protocol);
        self::assertSame(4, $case->getTotalSessions());

        // دو flush، مثل TreatmentProtocolWriter: در یک flush، درج پیش از حذف می‌رود و
        // به قید یکتای (protocol, step_number) می‌خورد.
        $protocol->replaceSteps([]);
        $this->em->flush();
        $protocol->replaceSteps([
            new TreatmentProtocolStep($protocol, 1, 0),
            new TreatmentProtocolStep($protocol, 2, 30),
        ]);
        $this->em->flush();

        self::assertSame(4, $case->getTotalSessions());
    }

    /** اسم ناحیه هم snapshot است — سابقهٔ درمان با ویرایش تنظیمات بازنویسی نمی‌شود. */
    public function testAreaNameIsSnapshotted(): void
    {
        $hand     = $this->category('دست');
        $service  = $this->service('لیزر دست', $hand);
        $protocol = $this->protocolFor($service, [0, 30]);

        $case = $this->open($service, $protocol);

        $hand->setName('دست و ساعد');
        $this->em->flush();

        $names = array_map(static fn ($a) => $a->getName(), $case->getAreas()->toArray());
        self::assertSame(['دست'], $names);
    }

    public function testCaseCarriesTheProtocolSupervisor(): void
    {
        $hand     = $this->category('دست');
        $service  = $this->service('لیزر دست', $hand);
        $protocol = $this->protocolFor($service, [0, 30]);

        $doctorUser = $this->createUser(['ROLE_USER', 'ROLE_DOCTOR']);
        $doctor     = new \App\Doctor\Entity\Doctor($doctorUser, 'دکتر ناظر');
        $doctor->setMobileNumber($doctorUser->getMobileNumber());
        $this->em->persist($doctor);
        $protocol->setSupervisorDoctor($doctor);
        $this->em->flush();

        $case = $this->open($service, $protocol);

        self::assertSame($doctor->getId(), $case->getSupervisorDoctor()?->getId());
    }
}