firefly-iii/app/models/PiggybankRepetition.php

<?php
use Carbon\Carbon;
use LaravelBook\Ardent\Ardent as Ardent;


/**
 * Class PiggybankRepetition
 *
 * @property integer         $id
 * @property \Carbon\Carbon  $created_at
 * @property \Carbon\Carbon  $updated_at
 * @property integer         $piggybank_id
 * @property \Carbon\Carbon  $targetdate
 * @property \Carbon\Carbon  $startdate
 * @property float           $currentamount
 * @property-read \Piggybank $piggybank
 * @method static \Illuminate\Database\Query\Builder|\PiggybankRepetition whereId($value)
 * @method static \Illuminate\Database\Query\Builder|\PiggybankRepetition whereCreatedAt($value)
 * @method static \Illuminate\Database\Query\Builder|\PiggybankRepetition whereUpdatedAt($value)
 * @method static \Illuminate\Database\Query\Builder|\PiggybankRepetition wherePiggybankId($value)
 * @method static \Illuminate\Database\Query\Builder|\PiggybankRepetition whereTargetdate($value)
 * @method static \Illuminate\Database\Query\Builder|\PiggybankRepetition whereStartdate($value)
 * @method static \Illuminate\Database\Query\Builder|\PiggybankRepetition whereCurrentamount($value)
 */
class PiggybankRepetition extends Ardent
{
    public static $rules
        = [
            'piggybank_id'  => 'required|exists:piggybanks,id',
            'targetdate'    => 'date',
            'startdate'     => 'date',
            'currentamount' => 'required|numeric'
        ];

    /**
     * @return array
     */
    public static function factory()
    {
        $start = new Carbon;
        $start->startOfMonth();
        $end = new Carbon;
        $end->endOfMonth();

        return [
            'piggybank_id'  => 'factory|Piggybank',
            'startdate'     => $start->format('Y-m-d'),
            'targetdate'    => $end->format('Y-m-d'),
            'currentamount' => 200
        ];
    }

    /**
     * @return array
     */
    public function getDates()
    {
        return ['created_at', 'updated_at', 'targetdate', 'startdate'];
    }

    /**
     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function piggybank()
    {
        return $this->belongsTo('Piggybank');
    }


}