<?php

namespace App\Observers;

use App\Models\ActivityLog;
use App\Models\CashRecord;
use Illuminate\Support\Facades\Auth;

class CashRecordObserver
{
    public function created(CashRecord $record): void
    {
        ActivityLog::create([
            'user_id'     => Auth::id(),
            'action'      => 'created',
            'model_type'  => CashRecord::class,
            'model_id'    => $record->id,
            'description' => "Transaksi kas baru: {$record->description} sebesar Rp " . number_format($record->amount, 0, ',', '.'),
        ]);
    }

    public function updated(CashRecord $record): void
    {
        // Setelah diverifikasi, tidak bisa diubah lagi
        if ($record->getOriginal('verified_at') !== null) {
            throw new \Exception('Transaksi yang sudah diverifikasi tidak dapat diubah.');
        }

        if ($record->wasChanged('verified_by') && $record->verified_by !== null) {
            ActivityLog::create([
                'user_id'     => Auth::id(),
                'action'      => 'verified',
                'model_type'  => CashRecord::class,
                'model_id'    => $record->id,
                'description' => "Transaksi kas diverifikasi: {$record->description}",
            ]);
        }
    }

    public function deleting(CashRecord $record): void
    {
        if ($record->verified_at !== null) {
            throw new \Exception('Transaksi yang sudah diverifikasi tidak dapat dihapus.');
        }
    }
}