delete button

src/Run.py

@@ -140,7 +140,34 @@ def get_token():
     return jsonify(token=oidc.get_access_token())
 
 
+@app.route('/get_database_entries')
+def get_database_entries():
+    try:
+        # Ersetzen Sie diese Werte mit Ihren Datenbank-Verbindungsinformationen
+        conn = psycopg2.connect()
+        cursor = conn.cursor()
+        with conn.cursor() as cursor:
+            cursor.execute("SELECT name, kcal, ew, fett, kh, bst, ca FROM nutrition_table")
+            entries = cursor.fetchall()
 
+        # Umwandeln der Daten in ein JSON-freundliches Format
+        entries_list = []
+        for entry in entries:
+            entries_list.append({
+                "food": entry[0],
+                "kcal": entry[1],
+                "ew": entry[2],
+                "fett": entry[3],
+                "kh": entry[4],
+                "bst": entry[5],
+                "ca": entry[6]
+            })
+        return jsonify(entries_list)
+    except Exception as e:
+        return jsonify({"error": str(e)}), 500
+    finally:
+        if conn:
+            conn.close()
 
 app = ProxyFix(app, x_for=1, x_host=1)
 

src/static/style.css

@@ -152,3 +152,25 @@ tr:hover:not(.selected) {
         overflow-x: auto; /* Ermöglicht horizontales Scrollen auf kleinen Bildschirmen */
     }
 }
+
+#table-container {
+    overflow-y: auto;
+    max-height: 400px; /* Passen Sie die Höhe nach Bedarf an */
+    border-radius: 10px;
+    margin-top: 20px;
+}
+
+#database-nutrition-table {
+    width: 100%;
+    border-collapse: collapse;
+}
+
+#database-nutrition-table th, #database-nutrition-table td {
+    border: 1px solid #ddd;
+    padding: 8px;
+    text-align: left;
+}
+
+#database-nutrition-table tr.selected {
+    background-color: #f0e68c;
+}

src/templates/nutrition.html

@@ -55,6 +55,71 @@
             });
         }
 
+
+        document.addEventListener('DOMContentLoaded', function() {
+            const table = document.getElementById('database-nutrition-table');
+            table.addEventListener('click', function(e) {
+                if (e.target.tagName === 'TD') {
+                    e.target.parentNode.classList.toggle('selected');
+                }
+            });
+        });
+
+        function deleteSelectedRows() {
+            const table = document.getElementById('database-nutrition-table');
+            Array.from(table.rows).forEach(row => {
+                if (row.classList.contains('selected')) {
+                    // Logik zum Löschen der Zeile aus der Datenbank
+                    table.deleteRow(row.rowIndex);
+                }
+            });
+        }
+
+        function showPasswordPrompt() {
+            document.getElementById('delete-row-button').style.display = 'none';
+            document.getElementById('password-prompt').style.display = 'block';
+        }
+
+        function hidePasswordPrompt() {
+            document.getElementById('delete-row-button').style.display = 'block';
+            document.getElementById('password-prompt').style.display = 'none';
+        }
+
+        function deleteRowsIfPasswordCorrect() {
+            const password = document.getElementById('password-input').value;
+            if (password === 'wowmuchsecurity') {
+                deleteSelectedRows();  // Funktion, die die ausgewählten Zeilen löscht
+                hidePasswordPrompt();
+            } else {
+                alert('Falsches Passwort!');
+            }
+        }
+
+
+        function loadDatabaseEntries() {
+            fetch('/get_database_entries') // Pfad zur entsprechenden Flask-Route
+                .then(response => response.json())
+                .then(data => {
+                    const tableBody = document.getElementById('database-nutrition-table').getElementsByTagName('tbody')[0];
+                    data.forEach(entry => {
+                        const row = tableBody.insertRow();
+                        row.insertCell(0).innerHTML = entry.food;
+                        row.insertCell(1).innerHTML = entry.kcal;
+                        row.insertCell(2).innerHTML = entry.ew;
+                        row.insertCell(3).innerHTML = entry.fett;
+                        row.insertCell(4).innerHTML = entry.kh;
+                        row.insertCell(5).innerHTML = entry.bst;
+                        row.insertCell(6).innerHTML = entry.ca;
+
+                        // ... Fügen Sie weitere Zellen für die anderen Werte hinzu ...
+                    });
+                })
+                .catch(error => console.error('Fehler:', error));
+        }
+
+document.addEventListener('DOMContentLoaded', loadDatabaseEntries);
+
+
     </script>
 </head>
 <body>
@@ -90,6 +155,34 @@
             </table>
             <button type="submit" id="submit-button" disabled>Hinzufügen</button>
         </form>
+
+        <div id="table-container">
+            <table id="database-nutrition-table">
+                <thead>
+                    <tr>
+                        <th>Lebensmittel</th>
+                        <th>kcal</th>
+                        <th>EW</th>
+                        <th>Fett</th>
+                        <th>KH</th>
+                        <th>BST</th>
+                        <th>CA</th>
+                    </tr>
+                </thead>
+                <tbody>
+                    <!-- Die Zeilen werden dynamisch aus der Datenbank geladen -->
+                </tbody>
+            </table>
+        </div>
+        <button id="delete-row-button" onclick="showPasswordPrompt()">Zeilen löschen</button>
+
+        <div id="password-prompt" style="display: none;">
+            <input type="password" id="password-input" placeholder="Passwort">
+            <button onclick="deleteRowsIfPasswordCorrect()">OK</button>
+            <button onclick="hidePasswordPrompt()">Abbrechen</button>
+        </div>
+        
+        
     </div>
 </body>
 </html>