First commit - V 1.0.0

public/global.js

@@ -0,0 +1,76 @@
+const resultEl = document.getElementById('result');
+const espIn = document.getElementById('espId');
+const sensorIn = document.getElementById('sensorNumber');
+
+document.getElementById('saveBtn').addEventListener('click', async () => {
+  const espId = espIn.value.trim();
+  const sensorNumber = sensorIn.value.trim();
+  if (!espId || !sensorNumber) {
+    resultEl.innerText = 'Bitte ESP-ID und Sensornummer eingeben.';
+    return;
+  }
+  resultEl.innerText = 'Speichere...';
+  try {
+    const r = await fetch('/api/save', {
+      method: 'POST',
+      headers: {'Content-Type':'application/json'},
+      body: JSON.stringify({ espId, sensorNumber })
+    });
+    const j = await r.json();
+    if (j.ok) {
+      resultEl.innerHTML = `<strong>Gespeichert:</strong> ESP-ID = ${j.entry.espId}, Sensor = ${j.entry.sensorNumber}`;
+      espIn.value = '';
+      sensorIn.value = '';
+      loadList();
+    } else {
+      resultEl.innerText = 'Fehler: ' + (j.error || 'Unbekannt');
+    }
+  } catch {
+    resultEl.innerText = 'Netzwerkfehler';
+  }
+});
+
+async function loadList() {
+  const page = document.getElementById('page').value || 1;
+  const limit = document.getElementById('limit').value || 25;
+  const listEl = document.getElementById('list');
+  listEl.innerText = 'Lade...';
+  try {
+    const r = await fetch(`/api/list?page=${encodeURIComponent(page)}&limit=${encodeURIComponent(limit)}`);
+    const j = await r.json();
+    if (!j.ok) { listEl.innerText = 'Fehler beim Laden'; return; }
+    if (j.items.length === 0) { listEl.innerText = 'Keine Einträge'; return;}
+    let html = `<div>Ergebnis: ${j.items.length} von ${j.total} (Seite ${j.page})</div>`;
+    html += '<table><thead><tr><th>Datum</th><th>ESP-ID</th><th>Sensor</th><th></th></tr></thead><tbody>';
+    j.items.forEach(it => {
+      html += `<tr>
+        <td>${it.createdAt}</td>
+        <td>${it.espId}</td>
+        <td>${it.sensorNumber}</td>
+        <td><button onclick="deleteEntry('${it._id}')">Löschen</button></td>
+      </tr>`;
+    });
+    html += '</tbody></table>';
+    listEl.innerHTML = html;
+  } catch {
+    listEl.innerText = 'Netzwerkfehler beim Laden';
+  }
+}
+
+async function deleteEntry(id) {
+  if (!confirm('Diesen Eintrag wirklich löschen?')) return;
+  try {
+    const r = await fetch(`/api/entry/${id}`, { method: 'DELETE' });
+    const j = await r.json();
+    if (j.ok) {
+      loadList();
+    } else {
+      alert('Fehler beim Löschen');
+    }
+  } catch {
+    alert('Netzwerkfehler');
+  }
+}
+
+document.getElementById('refreshBtn').addEventListener('click', loadList);
+loadList();