<?php

namespace Tests\Unit\Services;

use App\Models\Event;
use App\Models\EventPackage;
use App\Models\Package;
use App\Models\Tenant;
use App\Models\TenantPackage;
use App\Services\Packages\PackageLimitEvaluator;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Tests\TestCase;

class PackageLimitEvaluatorTest extends TestCase
{
    use RefreshDatabase;

    private PackageLimitEvaluator $evaluator;

    protected function setUp(): void
    {
        parent::setUp();
        $this->evaluator = $this->app->make(PackageLimitEvaluator::class);
    }

    public function test_assess_event_creation_returns_null_when_allowance_available(): void
    {
        $tenant = Tenant::factory()->create(['event_credits_balance' => 2]);

        $violation = $this->evaluator->assessEventCreation($tenant);

        $this->assertNull($violation);
    }

    public function test_assess_event_creation_returns_package_violation_when_quota_reached(): void
    {
        $package = Package::factory()->reseller()->create([
            'max_events_per_year' => 1,
        ]);

        $tenant = Tenant::factory()->create(['event_credits_balance' => 0]);

        TenantPackage::factory()->create([
            'tenant_id' => $tenant->id,
            'package_id' => $package->id,
            'used_events' => 1,
            'expires_at' => now()->addMonth(),
            'active' => true,
        ]);

        $tenant->refresh();

        $violation = $this->evaluator->assessEventCreation($tenant);

        $this->assertNotNull($violation);
        $this->assertSame('event_limit_exceeded', $violation['code']);
        $this->assertSame('events', $violation['meta']['scope']);
        $this->assertSame(0, $violation['meta']['remaining']);
    }

    public function test_assess_event_creation_returns_credit_violation_when_no_credits(): void
    {
        $tenant = Tenant::factory()->create(['event_credits_balance' => 0]);

        $violation = $this->evaluator->assessEventCreation($tenant);

        $this->assertNotNull($violation);
        $this->assertSame('event_credits_exhausted', $violation['code']);
        $this->assertSame('credits', $violation['meta']['scope']);
    }

    public function test_assess_photo_upload_returns_violation_when_photo_limit_reached(): void
    {
        $package = Package::factory()->endcustomer()->create([
            'max_photos' => 5,
        ]);

        $tenant = Tenant::factory()->create();

        $event = Event::factory()
            ->for($tenant)
            ->create();

        EventPackage::create([
            'event_id' => $event->id,
            'package_id' => $package->id,
            'purchased_price' => $package->price,
            'purchased_at' => now(),
            'used_photos' => 5,
            'used_guests' => 0,
            'gallery_expires_at' => now()->addDays(14),
        ]);

        $violation = $this->evaluator->assessPhotoUpload($tenant->fresh(), $event->id);

        $this->assertNotNull($violation);
        $this->assertSame('photo_limit_exceeded', $violation['code']);
        $this->assertSame('photos', $violation['meta']['scope']);
        $this->assertSame(0, $violation['meta']['remaining']);
    }

    public function test_assess_photo_upload_returns_null_when_below_limit(): void
    {
        $package = Package::factory()->endcustomer()->create([
            'max_photos' => 10,
        ]);

        $tenant = Tenant::factory()->create();

        $event = Event::factory()
            ->for($tenant)
            ->create();

        EventPackage::create([
            'event_id' => $event->id,
            'package_id' => $package->id,
            'purchased_price' => $package->price,
            'purchased_at' => now(),
            'used_photos' => 4,
            'used_guests' => 0,
            'gallery_expires_at' => now()->addDays(14),
        ]);

        $violation = $this->evaluator->assessPhotoUpload($tenant->fresh(), $event->id);

        $this->assertNull($violation);
    }
}