WebAPP/app/Models/Finance.php

<?php

namespace App\Models;

use App\Enums\FinanceCategory;
use App\Enums\FinanceType;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

class Finance extends Model
{
    protected $fillable = ['team_id', 'type', 'category', 'title', 'amount', 'date', 'notes'];

    protected function casts(): array
    {
        return [
            'type' => FinanceType::class,
            'category' => FinanceCategory::class,
            'date' => 'date',
            'amount' => 'integer',
        ];
    }

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

    public function creator(): BelongsTo
    {
        return $this->belongsTo(User::class, 'created_by');
    }

    public function getFormattedAmountAttribute(): string
    {
        return number_format($this->amount / 100, 2, ',', '.') . ' €';
    }
}