<?php

/**
 * ============================================================
 *
 * @project   biiproject
 *
 * @author    Andika Debi Putra
 *
 * @email     andikadebiputra@gmail.com
 *
 * @website   https://biiproject.com
 *
 * @copyright Copyright (c) 2026 Andika Debi Putra
 * @license   Proprietary - All Rights Reserved
 *
 * @version   1.0.0
 *
 * @created   2026-05-01
 * ============================================================
 */

namespace App\Models\AI;

use App\Models\User;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Prunable;

class AiUsageLog extends Model
{
    use Prunable;

    protected $fillable = [
        'user_id',
        'provider',
        'model',
        'prompt',
        'response',
        'prompt_tokens',
        'completion_tokens',
        'total_tokens',
        'estimated_cost',
        'status',
        'error_message',
        'metadata',
    ];

    protected $casts = [
        'metadata' => 'array',
        'estimated_cost' => 'decimal:6',
    ];

    /**
     * Get the prunable model query.
     */
    public function prunable()
    {
        return static::where('created_at', '<=', now()->subMonths(3));
    }

    public function user()
    {
        return $this->belongsTo(User::class);
    }
}