<?php

namespace App\Tests\Report;

use App\Appointment\Entity\Appointment;
use App\Auth\Entity\User;
use App\Clinic\Entity\Clinic;
use App\ClinicService\Entity\ServiceItem;
use App\ClinicService\Entity\ServiceSection;
use App\Doctor\Entity\Doctor;
use App\Doctor\Entity\DoctorAddress;
use App\Tests\ApiTestCase;

/**
 * گزارش بهره‌وری منابع و دقت برنامه — تسک ۱۴.
 *
 * گزارش دقت برنامه تنها بازخوردی است که به کلینیک می‌گوید تعریف بخش‌هایش درست است یا
 * نه؛ بدون آن، ابزار قدرتمند تسک ۰۵ کور کار می‌کند.
 */
class ReportTest extends ApiTestCase
{
    private int $slotCursor = 0;

    /** @return array{0: User, 1: ServiceSection, 2: DoctorAddress, 3: Doctor} */
    private function clinic(): array
    {
        $user   = $this->createUser(['ROLE_USER', 'ROLE_CLINIC']);
        $clinic = new Clinic($user);
        $clinic->setName('کلینیک گزارش');
        $this->em->persist($clinic);
        $this->em->flush();

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

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

        $doctorUser = $this->createUser(['ROLE_USER', 'ROLE_DOCTOR']);
        $doctor     = new Doctor($doctorUser, 'دکتر گزارش');
        $this->em->persist($doctor);
        $this->em->flush();

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

    private function service(ServiceSection $section, string $name, int $solo): ServiceItem
    {
        $item = new ServiceItem($section, $name);
        $item->setSoloDurationMinutes($solo);
        $item->setPriceRials(1_000_000);
        $this->em->persist($item);
        $this->em->flush();

        return $item;
    }

    /** نوبت انجام‌شده با مدت پیش‌بینی و مدت واقعی مشخص. */
    private function completed(
        Doctor $doctor,
        User $patient,
        ServiceItem $service,
        int $clinicId,
        int $plannedMinutes,
        int $actualMinutes,
        int $daysAgo,
    ): Appointment {
        $em    = static::getContainer()->get(\Doctrine\ORM\EntityManagerInterface::class);
        $start = time() - $daysAgo * 86400 + (++$this->slotCursor) * 60;

        $appointment = new Appointment(
            $em->getRepository(Doctor::class)->find($doctor->getId()),
            $em->getRepository(User::class)->find($patient->getId()),
            $start,
            $start + $actualMinutes * 60,
        );
        $appointment->assignTenantPair('clinic', $clinicId);
        $appointment->setServiceItem($em->getRepository(ServiceItem::class)->find($service->getId()));
        $appointment->setPatientName('بیمار گزارش');
        $appointment->setServiceDuration($plannedMinutes, 0);
        $appointment->transitionTo(Appointment::STATUS_CONFIRMED);
        $appointment->transitionTo(Appointment::STATUS_COMPLETED);

        $em->persist($appointment);
        $em->flush();

        return $appointment;
    }

    // ── دقت برنامه ──────────────────────────────────────────────────────────

    /** ⭐ سرویسی که ۶۰ دقیقه پیش‌بینی شده ولی ۹۰ دقیقه طول می‌کشد. */
    public function testAServiceThatRunsLongIsFlaggedHigh(): void
    {
        [$user, $section, $address, $doctor] = $this->clinic();
        $service = $this->service($section, 'لیزر فول‌بادی', 60);
        $patient = $this->createUser(['ROLE_USER']);

        for ($i = 1; $i <= 4; $i++) {
            $this->completed($doctor, $patient, $service, (int) $address->getClinicId(), 60, 90, $i);
        }

        $body = $this->authJson(
            'GET',
            sprintf('/api/v1/reports/plan-accuracy?from=%d&to=%d', time() - 10 * 86400, time()),
            $user,
        );

        self::assertSame(200, $this->responseCode(), json_encode($body, JSON_UNESCAPED_UNICODE));

        $row = $body['data']['rows'][0];

        self::assertSame($service->getUuid(), $row['service_uuid']);
        self::assertSame(60, $row['planned_minutes']);
        self::assertSame(90, $row['actual_minutes']);
        self::assertSame(50, $row['deviation_percent']);
        self::assertSame('high', $row['severity']);
    }

    /** انحراف منفی هم غلط است: ظرفیتی که می‌شد فروخت، خالی مانده. */
    public function testAServiceThatRunsShortIsAlsoFlagged(): void
    {
        [$user, $section, $address, $doctor] = $this->clinic();
        $service = $this->service($section, 'مشاوره', 60);
        $patient = $this->createUser(['ROLE_USER']);

        for ($i = 1; $i <= 3; $i++) {
            $this->completed($doctor, $patient, $service, (int) $address->getClinicId(), 60, 30, $i);
        }

        $rows = $this->authJson(
            'GET',
            sprintf('/api/v1/reports/plan-accuracy?from=%d&to=%d', time() - 10 * 86400, time()),
            $user,
        )['data']['rows'];

        self::assertSame(-50, $rows[0]['deviation_percent']);
        self::assertSame('high', $rows[0]['severity']);
    }

    /** زیر سه نمونه، میانگین معنا ندارد. */
    public function testASmallSampleIsNotReported(): void
    {
        [$user, $section, $address, $doctor] = $this->clinic();
        $service = $this->service($section, 'خدمت کم‌تکرار', 60);
        $patient = $this->createUser(['ROLE_USER']);

        $this->completed($doctor, $patient, $service, (int) $address->getClinicId(), 60, 120, 1);
        $this->completed($doctor, $patient, $service, (int) $address->getClinicId(), 60, 120, 2);

        $rows = $this->authJson(
            'GET',
            sprintf('/api/v1/reports/plan-accuracy?from=%d&to=%d', time() - 10 * 86400, time()),
            $user,
        )['data']['rows'];

        self::assertSame([], array_values(array_filter(
            $rows,
            static fn (array $r): bool => $r['service_uuid'] === $service->getUuid(),
        )));
    }

    public function testAnAccurateServiceHasNoSeverity(): void
    {
        [$user, $section, $address, $doctor] = $this->clinic();
        $service = $this->service($section, 'خدمت دقیق', 60);
        $patient = $this->createUser(['ROLE_USER']);

        for ($i = 1; $i <= 3; $i++) {
            $this->completed($doctor, $patient, $service, (int) $address->getClinicId(), 60, 60, $i);
        }

        $rows = $this->authJson(
            'GET',
            sprintf('/api/v1/reports/plan-accuracy?from=%d&to=%d', time() - 10 * 86400, time()),
            $user,
        )['data']['rows'];

        $row = current(array_filter($rows, static fn (array $r): bool => $r['service_uuid'] === $service->getUuid()));

        self::assertSame(0, $row['deviation_percent']);
        self::assertSame('none', $row['severity']);
    }

    // ── بهره‌وری منابع ──────────────────────────────────────────────────────

    /** منبعی بدون تقویم «۰٪ بهره‌وری» ندارد — بهره‌وری‌اش تعریف‌نشده است. */
    public function testAResourceWithoutACalendarHasNullUtilization(): void
    {
        [$user, , $address] = $this->clinic();

        $type = $this->authJson('POST', '/api/v1/resource-types', $user, [
            'address_uuid' => $address->getUuid(),
            'code'         => 'device',
            'name'         => 'دستگاه',
        ]);
        self::assertSame(201, $this->responseCode(), json_encode($type, JSON_UNESCAPED_UNICODE));

        $this->authJson('POST', '/api/v1/resource', $user, [
            'address_uuid' => $address->getUuid(),
            'type_uuid'    => $type['data']['uuid'],
            'name'         => 'لیزر ۱',
        ]);
        self::assertSame(201, $this->responseCode());

        $body = $this->authJson(
            'GET',
            sprintf(
                '/api/v1/reports/resource-utilization?branch_uuid=%s&from=%d&to=%d',
                $address->getUuid(),
                time() - 7 * 86400,
                time(),
            ),
            $user,
        );

        self::assertSame(200, $this->responseCode(), json_encode($body, JSON_UNESCAPED_UNICODE));

        $row = $body['data']['rows'][0];

        self::assertSame('لیزر ۱', $row['resource_name']);
        self::assertSame(0, $row['available_minutes']);
        self::assertNull($row['utilization'], 'تقسیم بر صفر معنای متفاوتی دارد');
        self::assertNull($row['active_ratio']);
        self::assertFalse($row['wasted_capacity']);
    }

    // ── محدودیت بازه و دسترسی ───────────────────────────────────────────────

    public function testARangeLongerThanNinetyDaysIsRejected(): void
    {
        [$user] = $this->clinic();

        $this->authJson(
            'GET',
            sprintf('/api/v1/reports/plan-accuracy?from=%d&to=%d', time() - 200 * 86400, time()),
            $user,
        );

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

    public function testAnInvertedRangeIsRejected(): void
    {
        [$user] = $this->clinic();

        $this->authJson(
            'GET',
            sprintf('/api/v1/reports/plan-accuracy?from=%d&to=%d', time(), time() - 86400),
            $user,
        );

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

    public function testAnotherClinicSeesItsOwnNumbersOnly(): void
    {
        [$owner, $section, $address, $doctor] = $this->clinic();
        [$other] = $this->clinic();

        $service = $this->service($section, 'لیزر', 60);
        $patient = $this->createUser(['ROLE_USER']);

        for ($i = 1; $i <= 3; $i++) {
            $this->completed($doctor, $patient, $service, (int) $address->getClinicId(), 60, 90, $i);
        }

        $rows = $this->authJson(
            'GET',
            sprintf('/api/v1/reports/plan-accuracy?from=%d&to=%d', time() - 10 * 86400, time()),
            $other,
        )['data']['rows'];

        self::assertSame([], array_values(array_filter(
            $rows,
            static fn (array $r): bool => $r['service_uuid'] === $service->getUuid(),
        )));
    }
}