gitpush

package.json

@@ -15,12 +15,10 @@
     "author": "Zhao Xin <7176466@qq.com>",
     "license": "MIT",
     "dependencies": {
-        "cron": "^2.1.0",
         "dotenv": "^16.0.2",
         "easyimage": "^3.1.1",
         "express": "^4.18.1",
         "multer": "^1.4.5-lts.1",
-        "request": "^2.88.2",
         "sense-hat-led": "^1.2.0",
         "socket.io": "^4.5.1"
     }

server.js

@@ -3,74 +3,43 @@ const port = process.env.PORT || 3000
 const host = process.env.HOST || 'localhost'
 const express = require('express')
 const socketio = require('socket.io')
-// const CronJob = require('cron').CronJob
-// const request = require('request')
 const sense = require('sense-hat-led').sync
 const app = express()
-const server = app.listen(port, host, () => console.log(`rpi sense hat server is running at http://${host}:${port}`))
-const io = socketio(server)
-
-// app.use((req, res, next) => {
-//     res.setHeader('Access-Control-Allow-Origin', '*')
-//     res.setHeader('Access-Control-Allow-Methods', 'HEAD,GET,POST,OPTIONS,PATCH,PUT,DELETE')
-//     res.setHeader('Access-Control-Allow-Headers', 'Origin,X-Requested-With,Authorization,Content-Type,Accept,Z-Key')
-//     next()
-// })
-
 app.get('/', (req, res) => res.sendStatus(200))
+const server = app.listen(port, host, () => {
+    console.log(`rpi sense hat server is running at http://${host}:${port}`)
+})
+const io = socketio(server, { cors: { origin: '*' } })
+
+const R = [255, 0, 0]
+const G = [0, 255, 0]
+const B = [0, 0, 255]
+const X = [0, 0, 0]
+const O = [255, 255, 255]
+const sensehat = {
+    leds: [
+        X, X, X, X, X, X, X, X,
+        O, O, O, O, O, O, O, O,
+        X, X, X, X, X, X, X, X,
+        R, R, R, R, R, R, R, R,
+        X, X, X, X, X, X, X, X,
+        G, G, G, G, G, G, G, G,
+        X, X, X, X, X, X, X, X,
+        B, B, B, B, B, B, B, B,
+    ]
+}
 
 // Sense HAT 初始化
 sense.lowLight = true
 sense.setRotation(180)
 sense.clear([0, 0, 0])
+sense.setPixels(sensehat.leds)
 
 io.on('connection', (client) => {
     console.log(`client conncted: ${client.id}`)
     client.emit('message', `hello, ${client.id}`)
 })
 
-
-// const color_red = [255, 0, 0]
-// const color_blue = [0, 0, 255]
-// const leds = [
-//     [0, 0, 0, 0, 0, 0, 0, 0],
-//     [0, 0, 0, 0, 0, 0, 0, 0],
-//     [0, 0, 0, 0, 0, 0, 0, 0],
-//     [0, 0, 0, 0, 0, 0, 0, 0],
-//     [0, 0, 0, 0, 0, 0, 0, 0],
-//     [0, 0, 0, 0, 0, 0, 0, 0],
-//     [0, 0, 0, 0, 0, 0, 0, 0],
-//     [0, 0, 0, 0, 0, 0, 0, 0],
-// ]
-// io.emit('leds', leds)
-
-// let zhao_server_errors = 0
-
-// const job = new CronJob(
-//     '*/3 * * * * *',
-//     async () => {
-//         // 测试 http://zhao 的连通性
-//         request('http://zhao', (err, res, body) => {
-//             if (res.statusCode != 200) {
-//                 zhao_server_errors++
-//             }
-//             if (zhao_server_errors > 0) {
-//                 for (let i = 0; i < zhao_server_errors; i++) {
-//                     const x = i % 8
-//                     const y = Math.floor(i / 8)
-//                     sense.setPixel(x, y, color_red)
-//                 }
-//             } else {
-//                 let color = sense.getPixel(0, 0)
-//                 let [r, g, b] = color
-//                 sense.setPixel(0, 0, [r, g > 0 ? 0 : 255, b])
-//             }
-//         })
-//     },
-//     null,
-//     true
-// )
-
 // io.on('connection', (client) => {
 //     client.emit('leds', leds)
 //     client.on('action', ({ action, x, y }) => {
@@ -117,14 +86,3 @@ io.on('connection', (client) => {
 //         }
 //     }
 // }
-
-// async function get_rpis_info() {
-//     const rpis = []
-//     request('http://zhao:4000', (err, res, body) => {
-//         if (res.statusCode == 200) rpis.push(JSON.parse(body))
-//         request('http://pi:4000', (err, res, body) => {
-//             if (res.statusCode == 200) rpis.push(JSON.parse(body))
-//             io.emit('data', rpis)
-//         })
-//     })
-// }