Generate stock on button press

admin/index.php

     <div style="margin: auto">
         <div style="display: flex" class="my-5">
             <a href="stock.php" style="margin: auto">
-                <button class="btn btn-primary btn-lg">Gestion du stocks</button>
+                <button class="btn btn-success btn-lg">Gestion du stocks</button>
             </a>
         </div>
 
                 <button class="btn btn-primary btn-lg">Créer/Éditer des catégories</button>
             </a>
         </div>
+
+        <div style="display: flex" class="my-5">
+            <button id="uploadButton" class="btn btn-warning btn-lg" style="margin: auto">Mettre l'inventaire en ligne
+            </button>
+        </div>
     </div>
 </div>
 
 <?php
 $pageContent = ob_get_clean();
 $pageTitle = "Admin";
+$pageScripts =
+    "
+    <script type=\"text/javascript\" src=\"" . $relativePath . "assets/js/jquery-confirm-defaults.js\"></script>
+    <script type=\"text/javascript\" src=\"" . $relativePath . "assets/js/index.js\"></script>
+    ";
+
+
 include($relativePath . "includes/template.php");
 ?>

admin/write_json.php

 <?php
-$rest_json = file_get_contents("php://input");
-$_POST = json_decode($rest_json, true);
+$relativePath = "../";
+require_once $relativePath.'classes/postHandler.php';
 
+$handler = new PostHandler(null, null);
 
-//var_dump($_POST);
-
-$fp = fopen('../data/stock-v2.json', 'w');
-$result = fwrite($fp, json_encode($_POST["v2"]));
-fclose($fp);
-
-$fp = fopen('../data/stock.json', 'w');
-$result = fwrite($fp, json_encode($_POST["v1"]));
-fclose($fp);
-
-if ($result) {
-    echo 'Réussite !';
-} else {
-    echo 'Echec!
-    '; // Allows to create a newline
-    var_dump($_POST);
-}
+echo json_encode($handler->write_json());

assets/js/index.js

+async function sendRequest() {
+    let response = await $.ajax({
+        type: "POST",
+        url: "write_json.php",
+    });
+    response = JSON.parse(response);
+    console.log(response);
+    return response["status"];
+}
+
+
+$('#uploadButton').on('click', function () {
+    $.confirm({
+        title: 'Confirmer',
+        content: "Voulez vous vraiment mettre en ligne le stock actuel du Proximo ? Il sera visible depuis l'application CAMPUS.",
+        type: "orange",
+        buttons: {
+            formSubmit: {
+                text: 'Confirmer',
+                btnClass: "btn-warning",
+                action: async function () {
+                    let result = await sendRequest();
+                    console.log(result);
+                    if (result !== 0) {
+                        $.alert({
+                            title: "Erreur",
+                            content: "Une erreur est survenue, merci de réessayer plus tard.",
+                            type: "red",
+                        })
+                    } else {
+                        $.alert({
+                            title: "Succès",
+                            content: "Le stock a bien été mis à jour.",
+                            type: "green",
+                        })
+                    }
+                }
+            },
+            cancel: {
+                text: 'Annuler',
+            }
+        }
+    });
+});

classes/postHandler.php

     private $data;
     private $dao;
     private $uploadBaseDir = '../uploaded_images/';
+    private $stockFile = "../data/stock-v2.json";
 
     private $responseArray = array(
         "status" => 0,
         return $this->responseArray;
     }
 
+    public function write_json()
+    {
+        $result = 0;
+        $fp = fopen($this->stockFile, "w");
+        $array = array(
+            "types" => $this->dao->get_categories(),
+            "articles" => $this->dao->get_articles(),
+        );
+        fwrite($fp, json_encode($array));
+        fclose($fp);
+
+        $this->responseArray["data"] = $result;
+        return $this->responseArray;
+    }
+
     private function save_image()
     {
         $success = true;
         if ($this->filesData["image"]["size"] > 0 && $this->data != null) {
-            $uploadPath = $this->uploadBaseDir.$this->data.".jpg";
+            $uploadPath = $this->uploadBaseDir . $this->data . ".jpg";
 
             if (move_uploaded_file($this->filesData["image"]["tmp_name"], $uploadPath)) {
                 $this->responseArray["message"] = "Image upload success";
             } else {
-                $this->responseArray["message"] = "Image upload failure: ". $uploadPath;
+                $this->responseArray["message"] = "Image upload failure: " . $uploadPath;
                 $this->responseArray["status"] = 1;
                 $success = false;
             }
         if ($success)
             return 0;
         else
-            return json_encode($this->filesData)."id: ".$this->data;
+            return json_encode($this->filesData) . "id: " . $this->data;
     }
 
-    private function remove_image() {
-        $uploadPath = $this->uploadBaseDir.$this->data["id"].".jpg";
+    private function remove_image()
+    {
+        $uploadPath = $this->uploadBaseDir . $this->data["id"] . ".jpg";
         if (file_exists($uploadPath) && unlink($uploadPath)) {
             $this->responseArray["message"] = "Success: Deleted image";
         } else if (!file_exists($uploadPath)) {
         return $result;
     }
 
-    function updateStock() {
+    function updateStock()
+    {
         $result = 0;
         foreach ($this->data as $row) {
             $value = $row["value"];