<?php

namespace Database\Factories;

use App\Model\AdAbTest;
use App\Model\AdCampaign;
use Illuminate\Database\Eloquent\Factories\Factory;

class AdAbTestFactory extends Factory
{
    protected $model = AdAbTest::class;

    public function definition(): array
    {
        return [
            'uid' => uniqid(),
            'ad_campaign_id' => AdCampaign::factory(),
            'status' => AdAbTest::STATUS_DRAFT,
            'confidence' => 0,
            'settings' => ['significance_threshold' => 95, 'split' => [50, 50]],
        ];
    }

    public function running(): static
    {
        return $this->state(fn () => [
            'status' => AdAbTest::STATUS_RUNNING,
            'started_at' => now()->subDays(3),
        ]);
    }

    public function completed(): static
    {
        return $this->state(fn () => [
            'status' => AdAbTest::STATUS_COMPLETED,
            'started_at' => now()->subDays(7),
            'completed_at' => now()->subDay(),
            'confidence' => 95.5,
        ]);
    }
}