View file hrm-saas-2.5.7/script/app/Http/Requests/Admin/Billing/PaymentRequest.php

<?php

namespace App\Http\Requests\Admin\Billing;

use Illuminate\Foundation\Http\FormRequest;

class PaymentRequest extends FormRequest
{
    /**
     * Determine if the user is authorized to make this request.
     *
     * @return bool
     */
    public function authorize()
    {
        return true;
    }

    /**
     * Get the validation rules that apply to the request.
     *
     * @return array
     */
    public function rules()
    {
        return [
            'stripeToken' => 'required',
            'plan_id' => 'required|exists:subscription_plans,id',
            'stripeEmail' => 'required|email|exists:companies,email'
        ];
    }
}