Replace old structure with new structure

app/Config/database.php

@@ -1,20 +1,47 @@
 <?php
-class Database {
-    private $host = "mysql.pb.bib.de";
-    private $db_name = "media_locale";
-    private $username = "vpr_pbat3h23a";
-    private $password = "SBHwIWNqmMevnlqt";
-    public $conn;
 
-    public function getConnection() {
-        $this->conn = null;
+namespace App\Config;
+
+use ppb\Library\Msg;
+
+abstract class Database {
+    
+    /**
+     * Zugangsdaten für die Datenbank 
+     */
+    private $dbName = "vpr_pbat3h23a"; //Datenbankname
+    private $linkName = "mysql.pb.bib.de"; //Datenbank-Server
+    private $user = "vpr_pbat3h23a"; //Benutzername
+    private $pw = "SBHwIWNqmMevnlqt"; //Passwort
+    
+    /**
+     * Stellt eine Verbindung zur Datenbank her
+     * 
+     * @return \PDO Gibt eine Datenbankverbindung zurueck
+     */
+    public function linkDB() {
         try {
-            $this->conn = new PDO("mysql:host={$this->host};dbname={$this->db_name}",
-                                  $this->username, $this->password);
-            $this->conn->exec("set names utf8");
-        } catch (PDOException $exception) {
-            echo "Connection error: " . $exception->getMessage();
+            $pdo = new \PDO("mysql:dbname=$this->dbName;host=$this->linkName"
+                , $this->user
+                , $this->pw
+                , [\PDO::ATTR_ERRMODE => \PDO::ERRMODE_EXCEPTION]);
+            return $pdo;
+        } catch (\PDOException $e) {
+            new Msg(true, null, $e);
+            throw $e;
         }
-        return $this->conn;
     }
-}
+
+    /**
+     * Zum serverseitigen generieren einer UUID
+     * 
+     * @return string Liefert eine UUID
+     */
+    public function createUUID()
+    {
+        $data = openssl_random_pseudo_bytes(16);
+        $data[6] = chr(ord($data[6]) & 0x0f | 0x40);
+        $data[8] = chr(ord($data[8]) & 0x3f | 0x80); 
+        return vsprintf('%s%s-%s-%s-%s-%s%s%s', str_split(bin2hex($data), 4));
+    } 
+}

app/Controller/ExampleController.php

@@ -0,0 +1,65 @@
+<?php
+namespace App\Controller;
+use App\Model\ExampleModel;
+use Exception;
+
+class ExampleController
+{
+    private $model;
+
+    public function __construct()
+    {
+        // Initialize the ExampleModel
+        $this->model = new ExampleModel();
+    }
+
+    /**
+     * Write a new record to the database
+     *
+     * @param array $data
+     * @return void
+     */
+    public function writeRecord(array $data): void
+    {
+        try {
+            $this->model->insertRecord($data);
+        } catch (Exception $e) {
+            // Log the error or handle it as needed
+            error_log("Error writing record: " . $e->getMessage());
+            throw new Exception("Failed to write record.");
+        }
+    }
+
+    /**
+     * Get all records from the database
+     *
+     * @return array
+     */
+    public function getAllRecords(): array
+    {
+        try {
+            return $this->model->fetchAllRecords();
+        } catch (Exception $e) {
+            // Log the error or handle it as needed
+            error_log("Error fetching records: " . $e->getMessage());
+            return [];
+        }
+    }
+
+    /**
+     * Delete a record by ID
+     *
+     * @param int $id
+     * @return void
+     */
+    public function deleteRecord(int $id): void
+    {
+        try {
+            $this->model->removeRecord($id);
+        } catch (Exception $e) {
+            // Log the error or handle it as needed
+            error_log("Error deleting record: " . $e->getMessage());
+            throw new Exception("Failed to delete record.");
+        }
+    }
+}

app/Controller/ProjectController.php

@@ -0,0 +1,47 @@
+<?php
+
+namespace App\Controller;
+
+use App\Model\ProjectModel;
+
+class ProjectController {
+    
+    public function __construct()
+    {
+        
+    }
+
+    // Method to get all projects
+    // This method is called by the router
+    // and is used to get all projects from the database
+    // and return them as JSON
+
+    public function getProject(): void 
+    {
+        echo "This is the Table Project";
+        echo "<br>";
+        $model = new ProjectModel();
+        $data = $model->readProject();
+
+        echo "<br>";
+
+        
+        // Display the data in a table format
+        echo '<table border="1" cellpadding="5" cellspacing="0">';
+        // Table header
+        echo '<tr>';
+        foreach (array_keys($data[0]) as $header) {
+            echo '<th>' . htmlspecialchars($header) . '</th>';
+        }
+        echo '</tr>';
+        // Table rows
+        foreach ($data as $row) {
+            echo '<tr>';
+            foreach ($row as $cell) {
+                echo '<td>' . htmlspecialchars($cell) . '</td>';
+            }
+            echo '</tr>';
+        }
+        echo '</table>';
+    }
+}

app/Controllers/ProjectController.php

@@ -1,14 +0,0 @@
-<?php
-require_once __DIR__ . '/../Models/Project.php';
-
-class ProjectController {
-    private $project;
-
-    public function __construct($db) {
-        $this->project = new Project($db);
-    }
-
-    public function getAllProjects() {
-        return $this->project->fetchAll();
-    }
-}

app/Model/ExampleModel.php

@@ -0,0 +1,55 @@
+<?php
+namespace App\Model;
+
+class ExampleModel
+{
+    private $records = [];
+
+    public function __construct()
+    {
+        // Initialize with some example data
+        $this->records = [
+            ['id' => 1, 'name' => 'Example 1', 'value' => 100],
+            ['id' => 2, 'name' => 'Example 2', 'value' => 200],
+            ['id' => 3, 'name' => 'Example 3', 'value' => 300],
+        ];
+    }
+
+    /**
+     * Insert a new record into the example data
+     *
+     * @param array $data
+     * @return void
+     */
+    public function insertRecord(array $data): void
+    {
+        $this->records[] = [
+            'id' => count($this->records) + 1,
+            'name' => $data['name'] ?? 'Unnamed',
+            'value' => $data['value'] ?? 0,
+        ];
+    }
+
+    /**
+     * Fetch all records from the example data
+     *
+     * @return array
+     */
+    public function fetchAllRecords(): array
+    {
+        return $this->records;
+    }
+
+    /**
+     * Remove a record by ID from the example data
+     *
+     * @param int $id
+     * @return void
+     */
+    public function removeRecord(int $id): void
+    {
+        $this->records = array_filter($this->records, function ($record) use ($id) {
+            return $record['id'] !== $id;
+        });
+    }
+}

app/Model/ProjectModel.php

@@ -0,0 +1,30 @@
+<?php
+namespace App\Model;
+
+use App\Config\Database;
+use ppb\Library\Msg;
+
+class ProjectModel extends Database
+{
+    public function readProject()
+    {
+        $pdo = $this->linkDB();
+        $sql = "SELECT id, name FROM project";
+
+        try {
+            $pdo->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
+        } catch (\PDOException $e) {
+            new Msg(true, null, $e);
+        }
+
+        $sth = $pdo->prepare($sql);
+        $sth->execute();
+
+        $result = $sth->fetchAll(\PDO::FETCH_ASSOC);
+        $sth->closeCursor();
+        $pdo = null;
+        // fetch all
+        return $result;
+                
+    } 
+}

app/Models/Project.php

@@ -1,16 +0,0 @@
-<?php
-class Project {
-    private $conn;
-    private $table = "projects";
-
-    public function __construct($db) {
-        $this->conn = $db;
-    }
-
-    public function fetchAll() {
-        $query = "SELECT * FROM " . $this->table;
-        $stmt = $this->conn->prepare($query);
-        $stmt->execute();
-        return $stmt->fetchAll(PDO::FETCH_ASSOC);
-    }
-}