modified: server.js

modified:   static/js/sensor-1.js

server.js

@@ -60,14 +60,18 @@ function getLatestSensorData(callback) {
       callback({ error: 'Error fetching latest sensor data' });
       return;
     }
-
     const data = results[0];
+    const timestamps = data.map(row => new Date(row.timestamp).toISOString().slice(0, 19).replace('T', ' '));
+    const temperatures = data.map(row => row.temperature);
+    const humidities = data.map(row => row.humidity);
+    const co2 = data.map(row => row.co2);
+    const pressure = data.map(row => row.pressure);
     callback({
-      temperature: data.temperature,
+      timestamps,
-      humidity: data.humidity,
+      temperatures,
-      co2: data.co2,
+      humidities,
-      pressure: data.pressure,
+      co2,
-      timestamps: data.timestamp.map(row => new Date(row.timestamp).toISOString().slice(0, 19).replace('T', ' '))
+      pressure
     });
   });
 }

static/js/sensor-1.js

@@ -27,7 +27,7 @@ document.addEventListener('DOMContentLoaded', function () {
 
                 // 添加新的数据
                 timestamps.push(data.timestamps);
-                temperatures.push(data.temperature);
+                temperatures.push(data.temperatures);
 
                 updateChart();
             });