<?php

class PreorderDiscountController extends mfBaseController {

    protected function init() {
        $this->needlogin=true;
        $me = new User();
        $me->loadMe();
        $this->me = $me;
        $this->layout()->set("me",$me);

        if(!$me->is(["Admin", "netowner", "salespartner", "preorderfront"])) {
            $this->redirect("Dashboard");
        }
    }

    protected function importAction() {
        $this->layout()->setTemplate("PreorderDiscount/Import");
    }

    protected function saveImport() {
        $headline_included = $this->request->headline;

        if(is_array($_FILES) && array_key_exists("discount_csv", $_FILES) && !$_FILES['discount_csv']['error']) {
            // look for uploaded import file
            try {
                // returns File object or throws Exception on error
                $file = mfUpload::handleFormUpload("discount_csv");
            } catch(Exception $ex) {
                $this->layout()->setFlash("Fehler beim Dateiupload: " . $ex->getMessage(), "error");
                $this->redirect("PreorderDiscount", "import");
            }

            $i = 0;
            $forbidden = 0;
            $notfound = 0;
            $exists = 0;
            $saved = 0;

            $filename = $file->getFullPath();
            $input = fopen($filename, "r");
            while($csv = fgetcsv($input, 0, ";")) {
                $i++;
                if($i == 1 && $headline_included) continue;

                if(!trim($csv[0])) {
                    continue;
                }

                $oaid = trim($csv[0]);
                $code = trim($csv[1]);

                $preorder = PreorderModel::getFirstActive(["oaid" => $oaid]);
                if(!$preorder) {
                    $notfound++;
                    continue;
                }

                if($preorder->campaign->network->owner_id != $this->me->address_id) {
                    $forbidden++;
                    continue;
                }

                $discount_code = PreorderDiscountModel::getFirst(["code" => $code, "preorder_id" => $preorder->id]);
                if($discount_code) {
                    $exists++;
                    continue;
                }

                $discount_code = PreorderDiscountModel::create([
                    "code" => $code,
                    "preorder_id" => $preorder->id,
                    "assigned" => date('U')
                ]);

                if(!$discount_code->save()) {
                    $this->layout()->setFlash("Fehler beim Speichern!", "error");
                    $this->redirect("PreorderDiscount", "import");
                }

                $saved++;
            }

            $message = "Import erfolgreich. $saved Gutscheincodes importiert";
            if($notfound) {
                $message .= "<br />$notfound Bestellungen nicht gefunden";
            }
            if($forbidden) {
                $message .= "<br />$forbidden Bestellungen in falschem Netzgebiet";
            }
            if($exists) {
                $message .= "<br />$exists Gutscheincodes schon verknüpft";
            }
            $this->layout()->setFlash($message);
            $this->redirect("PreorderDiscount", "import");

        } else {
            $this->layout()->setFlash("Nichts importiert!", "info");
            $this->redirect("PreorderDiscount", "import");
        }
    }
}