<?php

declare(strict_types=1);

namespace App\Observers;

use App\Models\SyncLog;
use Illuminate\Database\Eloquent\Model;

class SyncObserver
{
    public function created(Model $model): void
    {
        if (app()->bound('sync.applying')) {
            return;
        }

        SyncLog::create([
            'datetime'     => now(),
            'ip'           => request()->ip() ?? '127.0.0.1',
            'user'         => auth()->user()?->name ?? 'system',
            'table_name'   => $model->getTable(),
            'action'       => 'created',
            'record_id'    => $model->getKey(),
            'changed_data' => $model->getAttributes(),
        ]);
    }

    public function updated(Model $model): void
    {
        if (app()->bound('sync.applying')) {
            return;
        }

        $dirty = $model->getDirty();
        if (empty($dirty)) {
            return;
        }

        $changedData = [];
        foreach ($dirty as $field => $newValue) {
            $changedData[$field] = $model->getAttribute($field);
        }

        SyncLog::create([
            'datetime'     => now(),
            'ip'           => request()->ip() ?? '127.0.0.1',
            'user'         => auth()->user()?->name ?? 'system',
            'table_name'   => $model->getTable(),
            'action'       => 'updated',
            'record_id'    => $model->getKey(),
            'changed_data' => $changedData,
        ]);
    }

    public function deleted(Model $model): void
    {
        if (app()->bound('sync.applying')) {
            return;
        }

        SyncLog::create([
            'datetime'     => now(),
            'ip'           => request()->ip() ?? '127.0.0.1',
            'user'         => auth()->user()?->name ?? 'system',
            'table_name'   => $model->getTable(),
            'action'       => 'deleted',
            'record_id'    => $model->getKey(),
            'changed_data' => null,
        ]);
    }
}