<?php

namespace App\Tests\Appointment;

use App\Appointment\Availability\Entity\ResourceOccupancy;
use App\Appointment\Entity\Appointment;
use App\Auth\Entity\User;
use App\ClinicService\Entity\ServiceItem;
use App\ClinicService\Entity\ServiceSection;
use App\Doctor\Entity\Doctor;
use App\Doctor\Entity\DoctorAddress;
use App\Resource\Entity\ClinicResource;
use App\Resource\Entity\ResourceServiceOffering;
use App\Resource\Entity\ResourceType;
use App\Tests\ApiTestCase;

/**
 * ثبت نوبت **برای یک منبع** از پنل: همان `POST /api/v1/my/appointment`، با
 * `resource_uuid`.
 *
 * مدت از زنجیرهٔ حلِ همان منبع می‌آید نه از پیش‌فرضِ سرویس، پزشک از ناظرِ منبع
 * استنتاج می‌شود، و تداخل روی خودِ منبع جدا از اسلاتِ پزشک سنجیده می‌شود.
 */
class ResourceAppointmentCreateTest extends ApiTestCase
{
    /** @return array{0: User, 1: Doctor, 2: ClinicResource, 3: DoctorAddress} */
    private function doctorWithResource(): array
    {
        $user   = $this->createUser(['ROLE_USER', 'ROLE_DOCTOR']);
        $doctor = new Doctor($user, 'دکتر منبع');
        $doctor->setMobileNumber($user->getMobileNumber());
        $this->em->persist($doctor);
        $this->em->flush();

        $address = DoctorAddress::forDoctor($doctor);
        $address->setName('مطب شخصی');
        $this->em->persist($address);
        $this->em->flush();

        $type = new ResourceType('doctor', (int) $doctor->getId(), 'device', 'دستگاه');
        $this->em->persist($type);
        $this->em->flush();

        $resource = new ClinicResource($address, $type, 'لیزر CO2');
        $resource->setSupervisor($doctor);
        $this->em->persist($resource);
        $this->em->flush();

        return [$user, $doctor, $resource, $address];
    }

    private function service(DoctorAddress $address, string $name, ?int $serviceMinutes): ServiceItem
    {
        $section = new ServiceSection($address->tenantEntityType(), $address->tenantEntityId(), 'بخش ' . $name);
        $this->em->persist($section);

        $item = new ServiceItem($section, $name, 5_000_000);
        $item->setBookable(true);

        if ($serviceMinutes !== null) {
            $item->setDurationMinutes($serviceMinutes);
        }

        $this->em->persist($item);
        $this->em->flush();

        return $item;
    }

    private function offer(ClinicResource $resource, ServiceItem $item, ?int $minutes): void
    {
        $offering = new ResourceServiceOffering($resource, $item);
        $offering->setDurationMinutes($minutes);
        $this->em->persist($offering);
        $this->em->flush();
    }

    /** @param array<string, mixed> $extra */
    private function body(ClinicResource $resource, int $start, array $extra = []): array
    {
        return array_merge([
            'resource_uuid'          => $resource->getUuid(),
            'slot_start'             => $start,
            'slot_end'               => $start + 600,
            'duration_from_services' => true,
            'patient_mobile'         => '09' . str_pad((string) random_int(0, 999_999_999), 9, '0', STR_PAD_LEFT),
            'patient_name'           => 'بیمار منبع',
            'patient_national_code'  => '00' . str_pad((string) random_int(0, 99_999_999), 8, '0', STR_PAD_LEFT),
        ], $extra);
    }

    private function reload(string $uuid): Appointment
    {
        $this->em->clear();

        return $this->em->getRepository(Appointment::class)->findOneBy(['uuid' => $uuid]);
    }

    private function tomorrowAt(int $hour): int
    {
        return (int) strtotime('tomorrow midnight') + $hour * 3600;
    }

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

    public function testTheAppointmentLandsOnTheResourceWithTheResourceDuration(): void
    {
        [$user, $doctor, $resource, $address] = $this->doctorWithResource();
        // پیش‌فرض سرویس ۳۰ دقیقه است، ولی این دستگاه ۵۰ دقیقه می‌گیرد.
        $service = $this->service($address, 'RF فرکشنال', 30);
        $this->offer($resource, $service, 50);

        $start = $this->tomorrowAt(10);
        $res   = $this->authJson('POST', '/api/v1/my/appointment', $user, $this->body($resource, $start, [
            'service_item_uuids' => [$service->getUuid()],
        ]));

        self::assertSame(201, $this->responseCode(), json_encode($res, JSON_UNESCAPED_UNICODE));

        $appointment = $this->reload($res['data']['uuid']);
        self::assertSame($resource->getUuid(), $appointment->getResource()?->getUuid());
        self::assertSame($start + 50 * 60, $appointment->getSlotEnd());
        // پزشک فرستاده نشد؛ از ناظرِ منبع آمد.
        self::assertSame($doctor->getUuid(), $appointment->getDoctor()->getUuid());
    }

    public function testSeveralServicesAddUpAndAPerRequestDurationWins(): void
    {
        [$user, , $resource, $address] = $this->doctorWithResource();
        $laser = $this->service($address, 'لیزر زیربغل', 20);
        $cryo  = $this->service($address, 'کرایوتراپی', 25);
        $this->offer($resource, $laser, 20);
        $this->offer($resource, $cryo, 25);

        $start = $this->tomorrowAt(11);
        $res   = $this->authJson('POST', '/api/v1/my/appointment', $user, $this->body($resource, $start, [
            'service_item_uuids' => [$laser->getUuid(), $cryo->getUuid()],
            'service_durations'  => [$laser->getUuid() => 40],
        ]));

        self::assertSame(201, $this->responseCode(), json_encode($res, JSON_UNESCAPED_UNICODE));
        self::assertSame($start + 65 * 60, $this->reload($res['data']['uuid'])->getSlotEnd());
    }

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

    /** ظرفیت ۲ یعنی نوبت دوم هنوز جا دارد. */
    public function testASecondBookingFitsWhileTheResourceStillHasCapacity(): void
    {
        [$user, , $resource, $address] = $this->doctorWithResource();
        $resource->setCapacity(2);
        $this->em->flush();

        $service = $this->service($address, 'اکسیژن‌تراپی', 60);
        $this->offer($resource, $service, 60);

        $start = $this->tomorrowAt(9);
        $this->em->persist(new ResourceOccupancy($resource, $start, $start + 3600));
        $this->em->flush();

        $this->authJson('POST', '/api/v1/my/appointment', $user, $this->body($resource, $start, [
            'service_item_uuids' => [$service->getUuid()],
        ]));

        self::assertSame(201, $this->responseCode());
    }

    // ── ❌ خطا ───────────────────────────────────────────────────────────────

    /** دستگاهی که موتور منبع‌محور گرفته، از پنل دوباره فروخته نمی‌شود. */
    public function testATimeAlreadyTakenOnTheResourceIsRefused(): void
    {
        [$user, , $resource, $address] = $this->doctorWithResource();
        $service = $this->service($address, 'مزوتراپی', 60);
        $this->offer($resource, $service, 60);

        $start = $this->tomorrowAt(14);
        $this->em->persist(new ResourceOccupancy($resource, $start, $start + 3600));
        $this->em->flush();

        $this->authJson('POST', '/api/v1/my/appointment', $user, $this->body($resource, $start, [
            'service_item_uuids' => [$service->getUuid()],
        ]));

        self::assertSame(409, $this->responseCode());
    }

    public function testAServiceTheResourceDoesNotOfferIsRefused(): void
    {
        [$user, , $resource, $address] = $this->doctorWithResource();
        $service = $this->service($address, 'ویزیت عمومی', 15);   // بدون offering

        $this->authJson('POST', '/api/v1/my/appointment', $user, $this->body($resource, $this->tomorrowAt(12), [
            'service_item_uuids' => [$service->getUuid()],
        ]));

        self::assertSame(422, $this->responseCode());
    }

    public function testAnUnknownResourceIsRefused(): void
    {
        [$user, , , $address] = $this->doctorWithResource();
        $service = $this->service($address, 'لیزر پا', 20);

        $this->authJson('POST', '/api/v1/my/appointment', $user, [
            'resource_uuid'          => 'no-such-resource',
            'slot_start'             => $this->tomorrowAt(13),
            'slot_end'               => $this->tomorrowAt(13) + 1200,
            'duration_from_services' => true,
            'service_item_uuids'     => [$service->getUuid()],
            'patient_mobile'         => '09121234567',
            'patient_name'           => 'بیمار تست',
            'patient_national_code'  => '0012345678',
        ]);

        self::assertSame(422, $this->responseCode());
    }

    /** منبعِ محیط دیگر روی نوبت این محیط نمی‌نشیند. */
    public function testAResourceOfAnotherEnvironmentIsRefused(): void
    {
        [$user, , , $address]      = $this->doctorWithResource();
        [, , $foreignResource, $foreignAddress] = $this->doctorWithResource();

        $service = $this->service($address, 'لیزر صورت', 30);
        $foreign = $this->service($foreignAddress, 'لیزر صورت', 30);
        $this->offer($foreignResource, $foreign, 30);

        $this->authJson('POST', '/api/v1/my/appointment', $user, $this->body($foreignResource, $this->tomorrowAt(15), [
            'doctor_uuid'        => $this->em->getRepository(Doctor::class)->findByUser($user)->getUuid(),
            'service_item_uuids' => [$service->getUuid()],
        ]));

        self::assertSame(422, $this->responseCode());
    }
}