<?php

namespace App\Filters;

use Mi\Core\Filters\BaseFilter;

class Status extends BaseFilter
{
    /**
     * Apply the filter
     *
     * @param \Illuminate\Database\Eloquent\Model $model
     * @param mixed $input
     * @return mixed
     */
    public static function apply($model, $input)
    {
        $crits = explode(',', $input);

        if (count($crits) == 0) {
            return $model;
        }

        return $model->where(function ($query) use ($crits) {
            foreach ($crits as $value) {
                $query = $this->applyFilter($query, $value);
            }

            return $query;
        });
    }

    private function applyFilter($query, $input)
    {
        switch($input) {
            case 'paid':
                return $query->orWhereNotNull('paid_at');
            case 'unpaid':
                return $query->orWhereNull('paid_at');
            case 'canceled':
                return $query->orWhereNotNull('canceled_at');
            default:
                return $query;
        }
    }
}