commit to save progress on aufgabe 2

src/Praktikum/Prak4/JS/BestellScript.js

@@ -71,6 +71,7 @@ function checkInputs() {
 //--- LISTENERS
 
 window.onload = function init() {
+    "use strict";
     document.getElementById('address').addEventListener('input', checkInputs);
 };
 document.addEventListener('DOMContentLoaded', checkInputs); // Check on page load

src/Praktikum/Prak4/JS/Kunde.js

+console.log("Loading Kunde.js ...");
+
+function loadData() {
+
+    var url = "./Kundenstatus.php";
+    var request = new XMLHttpRequest();
+
+    request.open('GET', url, true);
+
+    request.onload = function () {
+
+        if (request.status >= 200 && request.status < 300) {
+
+            var responseData = JSON.parse(request.responseText);
+            printData(responseData);
+        }
+        else {
+
+            console.error('FEHLER DU HURENSOHN! Statuscode: ' + request.status);
+        }
+    };
+
+    request.onerror = function () {
+
+        console.error('Network Error')
+    };
+
+    //request.onreadystatechange = processData;
+
+    request.send();
+}
+
+function printData(data) {
+
+    var outputElement = document.getElementById("output");
+    outputElement.innerText = JSON.stringify(data, null, 2);
+}
+
+function process(data) { // TODO: HIER WEITER MACHEN SIMON AUS DER ZUKUNFT!
+}
+
+function processData() {
+
+    if (request.readyState === 4) { // Uebertragung = DONE
+        if (request.status === 200) {   // HTTP-Status = OK
+            if(request.responseText != null)
+                process(request.responseText);// Daten verarbeiten
+            else console.error ("Dokument ist leer");
+        }
+        else console.error ("Uebertragung fehlgeschlagen");
+    }
+}
+
+window.onload = function () { // TODO: tofix
+    loadData();
+}
\ No newline at end of file

src/Praktikum/Prak4/Kunde.php

@@ -108,7 +108,10 @@ class Kunde extends Page
     protected function generateView():void
     {
         $data = $this->getViewData(); //NOSONAR ignore unused $data
-        $this->generatePageHeader('Kunde',"", true); //to do: set optional parameters
+        $this->generatePageHeader('Kunde','./JS/Kunde.js', true); //to do: set optional parameters
+
+        echo "<section id='output'></section>";
+
         if (count($data) <= 0) {
             echo <<< HTML
             <section id="Kunde">

src/Praktikum/Prak4/Kundenstatus.php

@@ -88,7 +88,7 @@ class Kundenstatus extends Page
 
         $resultSet = $this->_database->query($query);
 
-        if(mysqli_num_rows($resultSet)  > 0){
+        if(mysqli_num_rows($resultSet) <= 0){
             return array();
         }