<?php

use App\Models\FeatureFlag;
use App\Models\FeatureFlagOverride;
use App\Models\Role;
use App\Models\User;
use App\Services\FeatureFlagRegistrar;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Support\Facades\Config;
use Laravel\Pennant\Feature;
use Tests\TestCase;

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

function defineFlag(array $attributes): FeatureFlag
{
    $flag = FeatureFlag::create(array_merge([
        'name' => 'test-flag',
        'label' => 'Test flag',
        'enabled' => true,
        'stages' => null,
        'roles' => null,
    ], $attributes));

    app(FeatureFlagRegistrar::class)->registerAll();

    return $flag;
}

test('a kikapcsolt flag mindenkinek inaktív', function () {
    defineFlag(['enabled' => false]);

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

    expect(Feature::for($user)->active('test-flag'))->toBeFalse();
});

test('a stage-mismatch inaktívvá teszi a flaget', function () {
    Config::set('app.stage', 'PROD');

    defineFlag(['stages' => ['TEST']]);

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

    expect(Feature::for($user)->active('test-flag'))->toBeFalse();
});

test('a stage-match aktívvá teszi a flaget', function () {
    Config::set('app.stage', 'TEST');

    defineFlag(['stages' => ['TEST']]);

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

    expect(Feature::for($user)->active('test-flag'))->toBeTrue();
});

test('a role-mismatch inaktívvá teszi a flaget', function () {
    Role::create(['name' => 'admin', 'display_name' => 'Admin']);

    defineFlag(['roles' => ['admin']]);

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

    expect(Feature::for($user)->active('test-flag'))->toBeFalse();
});

test('a role-match aktívvá teszi a flaget', function () {
    $role = Role::create(['name' => 'admin', 'display_name' => 'Admin']);

    defineFlag(['roles' => ['admin']]);

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

    expect(Feature::for($user)->active('test-flag'))->toBeTrue();
});

test('a user-szintű explicit felülbírálás felülír mindent', function () {
    $flag = defineFlag(['enabled' => false]);

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

    FeatureFlagOverride::create([
        'feature_flag_id' => $flag->id,
        'user_id' => $user->id,
        'active' => true,
    ]);
    Feature::for($user)->forget('test-flag');

    expect(Feature::for($user)->active('test-flag'))->toBeTrue();
});

test('a flag admin-mentése nem törli az egyéni felülbírálásokat', function () {
    $flag = defineFlag(['enabled' => true]);

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

    FeatureFlagOverride::create([
        'feature_flag_id' => $flag->id,
        'user_id' => $user->id,
        'active' => false,
    ]);
    Feature::for($user)->forget('test-flag');

    expect(Feature::for($user)->active('test-flag'))->toBeFalse();

    // Admin módosítja a flaget (pl. leírás) - ez kiváltja a FeatureFlagObserver purge-öt
    $flag->update(['description' => 'módosítva']);
    app(FeatureFlagRegistrar::class)->registerAll();

    expect(FeatureFlagOverride::where('feature_flag_id', $flag->id)->where('user_id', $user->id)->exists())
        ->toBeTrue();
    expect(Feature::for($user)->active('test-flag'))->toBeFalse();
});

test('üres stages/roles esetén mindenkinek aktív', function () {
    defineFlag([]);

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

    expect(Feature::for($user)->active('test-flag'))->toBeTrue();
});