<?php

declare(strict_types=1);

namespace App\Tests\Module\FieldSales\Api;

use App\Module\FieldSales\Domain\Entity\Tour;
use App\Module\FieldSales\Domain\Entity\TourStop;
use DateTimeImmutable;
use Doctrine\DBAL\Exception\UniqueConstraintViolationException;

/**
 * Tests fonctionnels du module FieldSales (M6.3 — tournees + etapes).
 *
 * Couvre : creation d'une tournee draft personnelle, pagination, filtre owner
 * (RG-6.01), securite RBAC, sous-ressource etapes, RG-6.03 (adresse hors Tiers),
 * RG-6.07 (deux etapes meme Tiers), RG-6.12 (coherence custom / Tiers) et
 * l'unicite (tour_id, position).
 *
 * @internal
 */
final class TourApiTest extends AbstractFieldSalesApiTestCase
{
    private const string LD = 'application/ld+json';

    /** Permissions du commercial type (voit + gere ses tournees). */
    private const array TOUR_PERMISSIONS = ['field_sales.tours.view', 'field_sales.tours.manage'];

    // =================================================================
    // Tournee : creation, pagination, RBAC, filtre owner
    // =================================================================

    public function testPostCreatesDraftTourOwnedByCurrentUser(): void
    {
        $client = $this->authenticatedClient('admin', 'admin');

        $response = $client->request('POST', '/api/tours', [
            'headers' => ['Content-Type' => self::LD],
            'json'    => [
                'label'    => 'Tournée Loire',
                'tourDate' => '2026-07-15',
            ],
        ]);

        self::assertResponseStatusCodeSame(201);
        $body = $response->toArray();
        self::assertSame('Tournée Loire', $body['label']);
        self::assertSame('draft', $body['status'], 'RG-6.02 : une tournee est creee en draft.');

        // RG-6.01 : owner = utilisateur courant (admin), pose par le processor.
        $reloaded = $this->getEm()->getRepository(Tour::class)->find($body['id']);
        self::assertInstanceOf(Tour::class, $reloaded);
        self::assertSame('admin', $reloaded->getOwner()?->getUserIdentifier(), 'owner = utilisateur courant (RG-6.01).');
    }

    public function testCollectionIsPaginated(): void
    {
        $client = $this->authenticatedClient('admin', 'admin');
        $admin  = $this->getUserByUsername('admin');

        for ($i = 0; $i < 12; ++$i) {
            $this->seedTour($admin, 'Tournée '.$i);
        }

        $data = $client->request('GET', '/api/tours', ['headers' => ['Accept' => self::LD]])->toArray();

        self::assertSame(12, $data['totalItems'], 'Les 12 tournees sont comptees.');
        self::assertCount(10, $data['member'], 'Page par defaut = 10 items (regle ABSOLUE n°13).');
        self::assertArrayHasKey('view', $data, 'Enveloppe Hydra paginee (view present).');
    }

    public function testListRequiresViewPermission(): void
    {
        $creds  = $this->createUserWithPermission('core.users.view');
        $client = $this->authenticatedClient($creds['username'], $creds['password']);

        $client->request('GET', '/api/tours', ['headers' => ['Accept' => self::LD]]);

        self::assertResponseStatusCodeSame(403, 'Sans field_sales.tours.view -> 403.');
    }

    /**
     * RG-6.01 : la Commerciale ne voit que ses propres tournees.
     */
    public function testOwnerFilterHidesOthersTours(): void
    {
        $credsA = $this->createUserWithPermissions(self::TOUR_PERMISSIONS);
        $credsB = $this->createUserWithPermissions(self::TOUR_PERMISSIONS);

        $client = $this->authenticatedClient($credsA['username'], $credsA['password']);
        $userA  = $this->getUserByUsername($credsA['username']);
        $userB  = $this->getUserByUsername($credsB['username']);

        $this->seedTour($userA, 'À moi');
        $this->seedTour($userB, "À l'autre");

        $data = $client->request('GET', '/api/tours', ['headers' => ['Accept' => self::LD]])->toArray();

        self::assertSame(1, $data['totalItems'], 'A ne voit que sa tournee (RG-6.01).');
        self::assertSame('À moi', $data['member'][0]['label']);
    }

    public function testAdminSeesAllTours(): void
    {
        $credsA = $this->createUserWithPermissions(self::TOUR_PERMISSIONS);
        $userA  = $this->getUserByUsername($credsA['username']);
        $this->seedTour($userA, 'Tournée de A');

        $client = $this->authenticatedClient('admin', 'admin');
        $data   = $client->request('GET', '/api/tours', ['headers' => ['Accept' => self::LD]])->toArray();

        self::assertSame(1, $data['totalItems'], "L'admin voit toutes les tournees, y compris celles d'autrui.");
    }

    /**
     * RG-6.01 : une Commerciale ne peut pas acceder a la tournee d'un autre
     * commercial (404 via le provider).
     */
    public function testCommercialeCannotAccessOthersTour(): void
    {
        $credsA = $this->createUserWithPermissions(self::TOUR_PERMISSIONS);
        $credsB = $this->createUserWithPermissions(self::TOUR_PERMISSIONS);

        $client = $this->authenticatedClient($credsA['username'], $credsA['password']);
        $userB  = $this->getUserByUsername($credsB['username']);
        $tourB  = $this->seedTour($userB, 'Privée B');

        $client->request('GET', '/api/tours/'.$tourB->getId(), ['headers' => ['Accept' => self::LD]]);

        self::assertResponseStatusCodeSame(404);
    }

    public function testDeleteSoftDeletesTour(): void
    {
        $client = $this->authenticatedClient('admin', 'admin');
        $admin  = $this->getUserByUsername('admin');
        $tour   = $this->seedTour($admin, 'À supprimer');
        $tourId = $tour->getId();

        $client->request('DELETE', '/api/tours/'.$tourId, ['headers' => ['Accept' => self::LD]]);
        self::assertResponseStatusCodeSame(204);

        // Plus accessible via l'API...
        $client->request('GET', '/api/tours/'.$tourId, ['headers' => ['Accept' => self::LD]]);
        self::assertResponseStatusCodeSame(404, 'DELETE = soft delete -> 404 ensuite.');

        // ...mais la ligne existe toujours avec deletedAt pose (soft delete).
        $em       = $this->getEm();
        $reloaded = $em->getRepository(Tour::class)->find($tourId);
        self::assertInstanceOf(Tour::class, $reloaded);
        self::assertNotNull($reloaded->getDeletedAt(), 'deletedAt doit etre pose (pas de suppression physique).');
    }

    // =================================================================
    // Etapes : sous-ressource + regles de gestion
    // =================================================================

    public function testValidTierStopIsCreated(): void
    {
        $client     = $this->authenticatedClient('admin', 'admin');
        $admin      = $this->getUserByUsername('admin');
        $tour       = $this->seedTour($admin);
        $tier       = $this->seedClient('Ferme A');
        $address    = $this->seedClientAddress($tier);

        $client->request('POST', '/api/tours/'.$tour->getId().'/stops', [
            'headers' => ['Content-Type' => self::LD],
            'json'    => [
                'tierType'  => 'client',
                'tierId'    => $tier->getId(),
                'addressId' => $address->getId(),
                'position'  => 0,
            ],
        ]);

        self::assertResponseStatusCodeSame(201);
    }

    public function testValidCustomStopIsCreated(): void
    {
        $client = $this->authenticatedClient('admin', 'admin');
        $admin  = $this->getUserByUsername('admin');
        $tour   = $this->seedTour($admin);

        $client->request('POST', '/api/tours/'.$tour->getId().'/stops', [
            'headers' => ['Content-Type' => self::LD],
            'json'    => [
                'tierType'        => 'custom',
                'customLabel'     => 'RDV prospect',
                'customAddress'   => '5 place du Marché, 44000 Nantes',
                'customLatitude'  => '47.2184000',
                'customLongitude' => '-1.5536000',
                'position'        => 0,
            ],
        ]);

        self::assertResponseStatusCodeSame(201);
    }

    /**
     * RG-6.12 : un point custom exige un libelle (et des coordonnees).
     */
    public function testCustomStopRequiresLabel(): void
    {
        $client   = $this->authenticatedClient('admin', 'admin');
        $admin    = $this->getUserByUsername('admin');
        $tour     = $this->seedTour($admin);

        $response = $client->request('POST', '/api/tours/'.$tour->getId().'/stops', [
            'headers' => ['Content-Type' => self::LD],
            'json'    => [
                'tierType'        => 'custom',
                'customLatitude'  => '47.2184000',
                'customLongitude' => '-1.5536000',
                'position'        => 0,
            ],
        ]);

        self::assertResponseStatusCodeSame(422);
        self::assertArrayHasKey('customLabel', $this->violationsByPath($response->toArray(false)));
    }

    /**
     * RG-6.12 : une etape sur Tiers exige une adresse precise.
     */
    public function testTierStopRequiresAddress(): void
    {
        $client   = $this->authenticatedClient('admin', 'admin');
        $admin    = $this->getUserByUsername('admin');
        $tour     = $this->seedTour($admin);
        $tier     = $this->seedClient('Ferme B');

        $response = $client->request('POST', '/api/tours/'.$tour->getId().'/stops', [
            'headers' => ['Content-Type' => self::LD],
            'json'    => [
                'tierType' => 'client',
                'tierId'   => $tier->getId(),
                'position' => 0,
            ],
        ]);

        self::assertResponseStatusCodeSame(422);
        self::assertArrayHasKey('addressId', $this->violationsByPath($response->toArray(false)));
    }

    /**
     * RG-6.03 : l'adresse d'une etape doit appartenir au Tiers vise -> 422 sinon.
     */
    public function testAddressMustBelongToTier(): void
    {
        $client    = $this->authenticatedClient('admin', 'admin');
        $admin     = $this->getUserByUsername('admin');
        $tour      = $this->seedTour($admin);

        $tierA     = $this->seedClient('Ferme A');
        $tierB     = $this->seedClient('Ferme B');
        $addressB  = $this->seedClientAddress($tierB);

        // tier = A mais adresse = celle de B -> incoherent (RG-6.03).
        $response = $client->request('POST', '/api/tours/'.$tour->getId().'/stops', [
            'headers' => ['Content-Type' => self::LD],
            'json'    => [
                'tierType'  => 'client',
                'tierId'    => $tierA->getId(),
                'addressId' => $addressB->getId(),
                'position'  => 0,
            ],
        ]);

        self::assertResponseStatusCodeSame(422);
        self::assertArrayHasKey('addressId', $this->violationsByPath($response->toArray(false)));
    }

    /**
     * RG-6.07 : deux etapes peuvent viser le meme Tiers (positions distinctes).
     */
    public function testTwoStopsSameTierAccepted(): void
    {
        $client  = $this->authenticatedClient('admin', 'admin');
        $admin   = $this->getUserByUsername('admin');
        $tour    = $this->seedTour($admin);
        $tier    = $this->seedClient('Ferme A');
        $address = $this->seedClientAddress($tier);

        foreach ([0, 1] as $position) {
            $client->request('POST', '/api/tours/'.$tour->getId().'/stops', [
                'headers' => ['Content-Type' => self::LD],
                'json'    => [
                    'tierType'  => 'client',
                    'tierId'    => $tier->getId(),
                    'addressId' => $address->getId(),
                    'position'  => $position,
                ],
            ]);
            self::assertResponseStatusCodeSame(201, 'RG-6.07 : meme Tiers accepte sur deux etapes.');
        }
    }

    /**
     * Unicite (tour_id, position) : deux etapes au meme rang sont refusees par
     * l'index unique. Teste au niveau DBAL (sans casser l'EM de l'ORM).
     */
    public function testPositionUniquenessIsEnforced(): void
    {
        $em    = $this->getEm();
        $admin = $this->getUserByUsername('admin');
        $tour  = $this->seedTour($admin);

        $stop = new TourStop();
        $stop->setTour($tour);
        $stop->setTierType(TourStop::TIER_TYPE_CUSTOM);
        $stop->setCustomLabel('Étape 1');
        $stop->setCustomLatitude(47.2184);
        $stop->setCustomLongitude(-1.5536);
        $stop->setPosition(0);
        $em->persist($stop);
        $em->flush();

        // Insertion brute d'une 2e etape au meme (tour_id, position) -> viole
        // uq_tour_stop_position. Passage par DBAL pour ne pas fermer l'EM ORM.
        $now = (new DateTimeImmutable())->format('Y-m-d H:i:s');

        $this->expectException(UniqueConstraintViolationException::class);
        $em->getConnection()->insert('tour_stop', [
            'tour_id'    => $tour->getId(),
            'tier_type'  => TourStop::TIER_TYPE_CUSTOM,
            'position'   => 0,
            'created_at' => $now,
            'updated_at' => $now,
        ]);
    }
}