<?php

namespace App\Tests\Appointment;

use App\Auth\Entity\User;
use App\Doctor\Entity\Doctor;
use App\Shared\Constant\ErrorCodes;
use App\Tests\ApiTestCase;

/**
 * POST /api/v1/my/appointment must identify the patient by national code:
 * it is required + validated, and the patient User (hence the case-file) is
 * resolved by national code first so one person keeps a single record even
 * when booked under a different mobile.
 */
class AppointmentNationalCodeTest extends ApiTestCase
{
    /** @return array{0: User, 1: Doctor} */
    private function doctor(): array
    {
        $owner  = $this->createUser(['ROLE_DOCTOR']);
        $doctor = new Doctor($owner, 'دکتر');
        $this->em->persist($doctor);
        $this->em->flush();

        return [$owner, $doctor];
    }

    private function nationalCode(): string
    {
        return '00' . str_pad((string) random_int(0, 99_999_999), 8, '0', STR_PAD_LEFT);
    }

    private function mobile(): string
    {
        return '09' . str_pad((string) random_int(0, 999_999_999), 9, '0', STR_PAD_LEFT);
    }

    private function body(string $doctorUuid, string $mobile, string $nationalCode): array
    {
        $start = time() + 86_400 + random_int(0, 3_600) * 100;

        return [
            'doctor_uuid'           => $doctorUuid,
            'slot_start'            => $start,
            'slot_end'              => $start + 1_800,
            'patient_mobile'        => $mobile,
            'patient_name'          => 'بیمار تست',
            'patient_national_code' => $nationalCode,
        ];
    }

    public function testCreatesUserWithNationalCode(): void
    {
        [$owner, $doctor] = $this->doctor();
        $nc = $this->nationalCode();

        $this->authJson('POST', '/api/v1/my/appointment', $owner, $this->body($doctor->getUuid(), $this->mobile(), $nc));

        self::assertSame(201, $this->responseCode());
        $patient = $this->em->getRepository(User::class)->findOneBy(['nationalCode' => $nc]);
        self::assertNotNull($patient);
        self::assertSame($nc, $patient->getNationalCode());
    }

    public function testSameNationalCodeDifferentMobileReusesSinglePatient(): void
    {
        [$owner, $doctor] = $this->doctor();
        $nc = $this->nationalCode();

        // First booking under mobile A creates the patient.
        $this->authJson('POST', '/api/v1/my/appointment', $owner, $this->body($doctor->getUuid(), $this->mobile(), $nc));
        self::assertSame(201, $this->responseCode());

        // Second booking under a *different* mobile but the same national code
        // must resolve to the same patient — the case-file stays unique.
        $this->authJson('POST', '/api/v1/my/appointment', $owner, $this->body($doctor->getUuid(), $this->mobile(), $nc));
        self::assertSame(201, $this->responseCode());

        $patients = $this->em->getRepository(User::class)->findBy(['nationalCode' => $nc]);
        self::assertCount(1, $patients);
    }

    public function testMissingNationalCodeIs422(): void
    {
        [$owner, $doctor] = $this->doctor();
        $body = $this->body($doctor->getUuid(), $this->mobile(), $this->nationalCode());
        unset($body['patient_national_code']);

        $this->authJson('POST', '/api/v1/my/appointment', $owner, $body);

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

    public function testInvalidNationalCodeIs422(): void
    {
        [$owner, $doctor] = $this->doctor();

        $this->authJson('POST', '/api/v1/my/appointment', $owner, $this->body($doctor->getUuid(), $this->mobile(), '123'));

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

    public function testMobileBelongingToAnotherNationalCodeIsRejected(): void
    {
        [$owner, $doctor] = $this->doctor();
        $mobile = $this->mobile();

        // First booking binds this mobile to national code A.
        $this->authJson('POST', '/api/v1/my/appointment', $owner, $this->body($doctor->getUuid(), $mobile, $this->nationalCode()));
        self::assertSame(201, $this->responseCode());

        // Same mobile, a *different* national code → identity conflict.
        $res = $this->authJson('POST', '/api/v1/my/appointment', $owner, $this->body($doctor->getUuid(), $mobile, $this->nationalCode()));
        self::assertSame(422, $this->responseCode());
        self::assertSame(ErrorCodes::ERR_PROFILE_MOBILE_TAKEN, $res['errors'][0]['code']);
    }
}