<?php

declare(strict_types=1);

use App\Models\Artwork;
use App\Models\Category;
use App\Models\ContentType;
use App\Models\User;
use App\Services\Recommendations\UserInterestProfileService;
use Carbon\CarbonImmutable;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Tests\TestCase;

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

it('applies recency decay and normalizes profile scores', function () {
    config()->set('discovery.decay.half_life_hours', 72);
    config()->set('discovery.weights.view', 1.0);

    $service = app(UserInterestProfileService::class);

    $user = User::factory()->create();

    $contentType = ContentType::create([
        'name' => 'Digital Art',
        'slug' => 'digital-art',
        'description' => 'Digital artworks',
    ]);

    $categoryA = Category::create([
        'content_type_id' => $contentType->id,
        'parent_id' => null,
        'name' => 'Sci-Fi',
        'slug' => 'sci-fi',
        'description' => 'Sci-Fi category',
        'is_active' => true,
        'sort_order' => 0,
    ]);

    $categoryB = Category::create([
        'content_type_id' => $contentType->id,
        'parent_id' => null,
        'name' => 'Fantasy',
        'slug' => 'fantasy',
        'description' => 'Fantasy category',
        'is_active' => true,
        'sort_order' => 0,
    ]);

    $artworkA = Artwork::factory()->create();
    $artworkB = Artwork::factory()->create();

    $t0 = CarbonImmutable::parse('2026-02-14 00:00:00');

    $service->applyEvent(
        userId: $user->id,
        eventType: 'view',
        artworkId: $artworkA->id,
        categoryId: $categoryA->id,
        occurredAt: $t0,
        eventId: '11111111-1111-1111-1111-111111111111',
        algoVersion: 'clip-cosine-v1'
    );

    $service->applyEvent(
        userId: $user->id,
        eventType: 'view',
        artworkId: $artworkB->id,
        categoryId: $categoryB->id,
        occurredAt: $t0->addHours(72),
        eventId: '22222222-2222-2222-2222-222222222222',
        algoVersion: 'clip-cosine-v1'
    );

    $profile = \App\Models\UserInterestProfile::query()->where('user_id', $user->id)->firstOrFail();

    expect((int) $profile->event_count)->toBe(2);

    $normalized = (array) $profile->normalized_scores_json;

    expect($normalized)->toHaveKey('category:' . $categoryA->id);
    expect($normalized)->toHaveKey('category:' . $categoryB->id);

    expect((float) $normalized['category:' . $categoryA->id])->toBeGreaterThan(0.30)->toBeLessThan(0.35);
    expect((float) $normalized['category:' . $categoryB->id])->toBeGreaterThan(0.65)->toBeLessThan(0.70);
});