<?php

use App\Models\PackagingItem;
use App\Models\PackagingMaterial;
use App\Models\Product;
use App\Models\StorageRoom;
use App\Models\StorageShelf;
use App\Models\StorageSlot;
use App\Repositories\ProductRepository;
use App\Services\DeletionGuard;
use App\User;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Tests\TestCase;

uses(TestCase::class, RefreshDatabase::class);

function storageTestUser(int $adminLevel = 9): User
{
    $user = User::query()->create(['email' => uniqid('storage_', true).'@test.example', 'password' => bcrypt('password')]);
    $user->forceFill(['admin' => $adminLevel, 'confirmed' => true, 'active' => true, 'wizard' => 100, 'blocked' => false])->save();

    return $user->fresh();
}

test('AP-51: produkt speichert lagerplatz und setzt leere auswahl auf null', function () {
    $room = StorageRoom::factory()->create(['label' => 'Raum 1']);
    $shelf = StorageShelf::factory()->create(['label' => 'Regal 3']);
    $slot = StorageSlot::factory()->create(['label' => 'A']);

    $product = Product::query()->create(['name' => 'AP51 Produkt', 'title' => 'AP51 Produkt', 'active' => true, 'is_set' => false]);

    (new ProductRepository($product))->update([
        'id' => (string) $product->id,
        'name' => $product->name,
        'title' => $product->title,
        'active' => '1',
        'storage_room_id' => (string) $room->id,
        'storage_shelf_id' => (string) $shelf->id,
        'storage_slot_id' => (string) $slot->id,
    ]);

    $product->refresh();
    expect($product->storage_room_id)->toBe($room->id)
        ->and($product->storage_shelf_id)->toBe($shelf->id)
        ->and($product->storage_slot_id)->toBe($slot->id)
        ->and($product->storageLabel())->toBe('Raum 1 | Regal 3 | A');

    // Leere Auswahl (Select „— keine Angabe —" sendet "") => null, kein FK-Fehler.
    (new ProductRepository($product))->update([
        'id' => (string) $product->id,
        'name' => $product->name,
        'title' => $product->title,
        'active' => '1',
        'storage_room_id' => '',
        'storage_shelf_id' => '',
        'storage_slot_id' => '',
    ]);

    $product->refresh();
    expect($product->storage_room_id)->toBeNull()
        ->and($product->storageLabel())->toBeNull();
});

test('AP-51: verpackungsartikel speichert lagerplatz und zeigt ihn an', function () {
    $material = PackagingMaterial::factory()->create();
    $room = StorageRoom::factory()->create(['label' => 'Raum 2']);
    $slot = StorageSlot::factory()->create(['label' => 'B']);
    $this->actingAs(storageTestUser(), 'user');

    $this->post(route('admin.inventory.packaging-items.store'), [
        'packaging_material_id' => (string) $material->id,
        'name' => 'AP51 Karton',
        'category' => 'packaging',
        'storage_room_id' => (string) $room->id,
        'storage_slot_id' => (string) $slot->id,
        'active' => '1',
    ])->assertRedirect(route('admin.inventory.packaging-items.index', ['category' => 'packaging']));

    $item = PackagingItem::query()->where('name', 'AP51 Karton')->firstOrFail();
    expect($item->storage_room_id)->toBe($room->id)
        ->and($item->storage_shelf_id)->toBeNull()
        ->and($item->storageLabel())->toBe('Raum 2 | B');

    // Anzeige in der Übersicht
    $this->get(route('admin.inventory.packaging-items.index', ['category' => 'packaging']))
        ->assertOk()
        ->assertSee('Raum 2 | B');
});

test('AP-51: lagerbaustein mit produkt-/verpackungs-referenz ist nicht löschbar', function () {
    $room = StorageRoom::factory()->create(['label' => 'Raum belegt']);
    Product::query()->create(['name' => 'AP51 Ref', 'title' => 'AP51 Ref', 'active' => true, 'is_set' => false, 'storage_room_id' => $room->id]);

    $blockers = app(DeletionGuard::class)->blockersFor($room);
    expect($blockers)->not->toBeEmpty()
        ->and(implode(' ', $blockers))->toContain('Produkt');
});

test('AP-51: freier lagerbaustein bleibt löschbar', function () {
    $room = StorageRoom::factory()->create(['label' => 'Raum frei']);

    expect(app(DeletionGuard::class)->blockersFor($room))->toBeEmpty();
});