<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Builder;

class AuditLog extends Model
{
    // Audit log adalah append-only — tiada updated_at
    const UPDATED_AT = null;

    protected $fillable = [
        'user_id',
        'event',
        'auditable_type',
        'auditable_id',
        'old_values',
        'new_values',
        'description',
        'ip_address',
        'user_agent',
    ];

    protected $casts = [
        'old_values' => 'array',
        'new_values' => 'array',
    ];

    // === Relationships ===

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

    // === Scopes ===

    public function scopeForModel(Builder $query, string $type, int $id): Builder
    {
        return $query->where('auditable_type', $type)
                     ->where('auditable_id', $id);
    }

    public function scopeByEvent(Builder $query, string $event): Builder
    {
        return $query->where('event', $event);
    }

    public function scopeRecent(Builder $query, int $days = 30): Builder
    {
        return $query->where('created_at', '>=', now()->subDays($days));
    }
}