<?php

namespace App\Tests\Appointment;

use App\Appointment\Entity\Appointment;
use App\Clinic\Entity\Clinic;
use App\ClinicService\Entity\ServiceBranchOverride;
use App\ClinicService\Entity\ServiceItem;
use App\ClinicService\Entity\ServiceSection;
use App\ClinicService\Service\ResourceServiceResolver;
use App\Doctor\Entity\Doctor;
use App\Doctor\Entity\DoctorAddress;
use App\Pricing\Entity\PriceSnapshot;
use App\Pricing\Service\PriceSnapshotService;
use App\Pricing\ValueObject\PriceQuote;
use App\Resource\Entity\ClinicResource;
use App\Resource\Entity\ResourceServiceOffering;
use App\Resource\Entity\ResourceType;
use App\Tests\ApiTestCase;

/**
 * نوبت باید بگوید **برای کدام منبع** گرفته شده و با کدام گزینه، و عددهایش را
 * به‌صورت snapshot نگه دارد.
 *
 * بدون این، نوبتِ «دستگاه لیزر ۲» از نوبتِ «دستگاه لیزر ۱» قابل تشخیص نیست و تغییر
 * فردای تعرفه، صورتحساب دیروز را عوض می‌کند.
 */
class ResourceOnAppointmentTest extends ApiTestCase
{
    private Clinic $clinic;
    private Doctor $doctor;
    private DoctorAddress $address;
    private ServiceSection $section;

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

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

        $this->doctor = new Doctor($this->createUser(['ROLE_USER', 'ROLE_DOCTOR']), 'مینا یوسفی');
        $this->em->persist($this->doctor);

        $this->address = DoctorAddress::forClinic($this->clinic->getId());
        $this->address->setName('شعبهٔ مرکزی');
        $this->em->persist($this->address);

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

    private function service(string $name, int $price, int $minutes): ServiceItem
    {
        $item = new ServiceItem($this->section, $name, $price);
        $item->setDurationMinutes($minutes);
        $this->em->persist($item);
        $this->em->flush();

        return $item;
    }

    private function resource(string $name): ClinicResource
    {
        $type = new ResourceType('clinic', (int) $this->clinic->getId(), 'device_' . bin2hex(random_bytes(3)), 'دستگاه');
        $this->em->persist($type);
        $this->em->flush();

        $resource = new ClinicResource($this->address, $type, $name);
        $this->em->persist($resource);
        $this->em->flush();

        return $resource;
    }

    private function resolver(): ResourceServiceResolver
    {
        return new ResourceServiceResolver(
            $this->em->getRepository(ResourceServiceOffering::class),
            $this->em->getRepository(ServiceBranchOverride::class),
        );
    }

    private function snapshots(): PriceSnapshotService
    {
        return new PriceSnapshotService($this->em->getRepository(PriceSnapshot::class), $this->em);
    }

    // ── ✅ موفق ──────────────────────────────────────────────────────────────

    public function testAnAppointmentRemembersItsResourceAndOption(): void
    {
        $laser  = $this->resource('دستگاه شمارهٔ ۲');
        $parent = $this->service('لیزر', 10_000_000, 60);
        $option = $this->service('لیزر پا', 8_000_000, 30);

        $start = time() + 86_400;
        $appointment = $this->newAppointment($this->doctor, $this->createUser(['ROLE_USER']), $start, $start + 1_800);
        $appointment->setClinic($this->clinic);
        $appointment->setResource($laser);
        $appointment->setServiceOptionItem($option);
        $appointment->replaceServiceItems([$parent]);
        $this->em->persist($appointment);
        $this->em->flush();
        $this->em->clear();

        $stored = $this->em->getRepository(Appointment::class)->findOneBy(['uuid' => $appointment->getUuid()]);
        $row    = $stored->toArray();

        self::assertSame('دستگاه شمارهٔ ۲', $row['resource']['name']);
        self::assertSame('لیزر پا', $row['service_option']['name']);
    }

    public function testTheStoredMinutesComeFromTheResolverNotTheServiceItself(): void
    {
        $laser  = $this->resource('دستگاه شمارهٔ ۲');
        $option = $this->service('لیزر پا', 8_000_000, 30);

        // این دستگاه همان کار را در ۱۵ دقیقه انجام می‌دهد، نه ۳۰.
        $offering = new ResourceServiceOffering($laser, $option);
        $offering->setDurationMinutes(15)->setPriceRials(9_500_000);
        $this->em->persist($offering);
        $this->em->flush();

        $spec = $this->resolver()->resolve($laser, $option, $this->address);

        $start = time() + 86_400;
        $appointment = $this->newAppointment($this->doctor, $this->createUser(['ROLE_USER']), $start, $start + $spec->durationMinutes * 60);
        $appointment->setClinic($this->clinic);
        $appointment->setResource($laser);
        $appointment->setServiceOptionItem($option);
        $appointment->setServiceDuration($spec->durationMinutes, 0);
        $this->em->persist($appointment);
        $this->em->flush();

        self::assertSame(15, $appointment->getServiceTotalMinutes());
        self::assertSame($start + 15 * 60, $appointment->getSlotEnd());
    }

    // ── ⚠️ مرزی ──────────────────────────────────────────────────────────────

    public function testChangingTheServicePriceLaterLeavesTheSnapshotAlone(): void
    {
        $laser  = $this->resource('لیزر CO2');
        $option = $this->service('لیزر پا', 8_000_000, 30);

        $spec = $this->resolver()->resolve($laser, $option, $this->address);
        self::assertSame(8_000_000, $spec->priceRials);

        $start = time() + 86_400;
        $appointment = $this->newAppointment($this->doctor, $this->createUser(['ROLE_USER']), $start, $start + 1_800);
        $appointment->setClinic($this->clinic);
        $appointment->setResource($laser);
        $this->em->persist($appointment);
        $this->em->flush();

        $this->snapshots()->record($appointment, new PriceQuote(
            baseRials: $spec->priceRials,
            itemsRials: $spec->priceRials,
            discountRials: 0,
            insuranceBaseRials: 0,
            insuranceSupplementaryRials: 0,
            taxRials: 0,
            finalRials: $spec->priceRials,
            depositRials: 0,
        ));

        // فردا تعرفه بالا می‌رود…
        $option->setPriceRials(12_000_000);
        $this->em->flush();
        $this->em->clear();

        $snapshot = $this->em->getRepository(PriceSnapshot::class)
            ->findOneBy(['appointment' => $appointment->getId()]);

        // …ولی صورتحساب این نوبت همان چیزی می‌ماند که بیمار پذیرفته بود.
        self::assertSame(8_000_000, $snapshot->getFinalRials());
    }

    public function testAnAppointmentWithoutAResourceStillWorks(): void
    {
        $start = time() + 86_400;
        $appointment = $this->newAppointment($this->doctor, $this->createUser(['ROLE_USER']), $start, $start + 1_200);
        $appointment->setClinic($this->clinic);
        $this->em->persist($appointment);
        $this->em->flush();

        $row = $appointment->toArray();

        // ۷۲ نوبتِ موجود منبع ندارند؛ کلاینت باید با null کنار بیاید نه با خطا.
        self::assertNull($row['resource']);
        self::assertNull($row['service_option']);
    }
}