diff --git a/server.js b/server.js
index 02b9745..22c33a4 100644
--- a/server.js
+++ b/server.js
@@ -37,14 +37,33 @@ sense.setPixels(sensehat.leds)
 
 io.on('connection', (client) => {
     console.log(`client conncted: ${client.id}`)
-    client.on('operation', (operation) => {
-        if (operation.action == 'clear') {
-            console.log('清屏幕')
-            sense.clear()
-            sensehat.leds.forEach(led => {
-                led = X
-            })
+    client.on('operation', ({ action }) => {
+
+        switch (action) {
+            // case 'on':
+            //     sense.setPixel(Number(x), Number(y), color_blue)
+            //     leds[y][x] = 1
+            //     break
+            // case 'off':
+            //     sense.setPixel(Number(x), Number(y), [0, 0, 0])
+            //     leds[y][x] = 0
+            //     break
+            // case 'hello':
+            //     sense.flashMessage('HELLO', 1, color_blue)
+            //     sense.clear()
+            //     read_all_leds(0)
+            //     break
+            case 'flash':
+                sense.clear(O)
+                setTimeout(sense.clear, 100)
+                break
+            case 'clear':
+                sense.clear()
+                break
+            default:
+                break
         }
+
     })
 })
 
@@ -52,36 +71,36 @@ io.on('connection', (client) => {
 //     client.emit('leds', leds)
 //     client.on('action', ({ action, x, y }) => {
 //         console.log({ action, x, y })
-//         switch (action) {
-//             case 'on':
-//                 sense.setPixel(Number(x), Number(y), color_blue)
-//                 leds[y][x] = 1
-//                 break
-//             case 'off':
-//                 sense.setPixel(Number(x), Number(y), [0, 0, 0])
-//                 leds[y][x] = 0
-//                 break
-//             case 'hello':
-//                 sense.flashMessage('HELLO', 1, color_blue)
-//                 sense.clear()
-//                 read_all_leds(0)
-//                 break
-//             case 'flash':
-//                 sense.clear([255, 255, 255])
-//                 setTimeout(sense.clear, 100)
-//                 read_all_leds(0)
-//                 break
-//             case 'clear':
-//                 sense.clear()
-//                 read_all_leds(0)
-//                 break
-//             case 'temp':
-//                 read_all_leds()
-//                 get_rpis_info()
-//                 break
-//             default:
-//                 break
-//         }
+switch (action) {
+    case 'on':
+        sense.setPixel(Number(x), Number(y), color_blue)
+        leds[y][x] = 1
+        break
+    case 'off':
+        sense.setPixel(Number(x), Number(y), [0, 0, 0])
+        leds[y][x] = 0
+        break
+    case 'hello':
+        sense.flashMessage('HELLO', 1, color_blue)
+        sense.clear()
+        read_all_leds(0)
+        break
+    case 'flash':
+        sense.clear([255, 255, 255])
+        setTimeout(sense.clear, 100)
+        read_all_leds(0)
+        break
+    case 'clear':
+        sense.clear()
+        read_all_leds(0)
+        break
+    case 'temp':
+        read_all_leds()
+        get_rpis_info()
+        break
+    default:
+        break
+}
 //         io.emit('leds', leds)
 //     })
 // })