<?php

namespace Blog\Controller;

use Blog\Model\VoucherModel;

class VoucherController {

    private $model;
    private $view;

    public function __construct($view) {
        $this->model = new VoucherModel();
        $this->view = $view;
    }

    public function showVouchers() {
        $vouchers = $this->model->getVouchers();
        $this->view->setVars(['vouchers' => $vouchers]);
    }

    public function createVoucher() {
        $data = [
            'code' => $_POST['code'] ?? null,
            'discount' => $_POST['discount'] ?? null,
            'event_id' => $_POST['event_id'] ?? null,
            'valid_until' => $_POST['valid_until'] ?? null
        ];
        $result = $this->model->createVoucher($data);
        $this->view->setVars(['voucher' => $result]);
        exit;
    }

    public function editVoucherForm() {
        $id = $_GET['voucher_id'];
        if ($id) {
            $voucher = $this->model->getVoucher($id);
            $this->view->setVars(['voucher' => $voucher]);
        }
    }

    public function updateVoucher() {
        $id = $_POST['voucher_id'];
        $data = [
            'code' => $_POST['code'] ?? null,
            'discount' => $_POST['discount'] ?? null,
            'event_id' => $_POST['event_id'] ?? null,
            'valid_until' => $_POST['valid_until'] ?? null
        ];
        $this->model->updateVoucher($id, $data);
    }

    public function deleteVoucher() {
        $id = $_GET['voucher_id'] ?? null;
        $this->model->deleteVoucher($id);
    }
}