update status

route/install.js

@@ -1,12 +1,100 @@
+/* eslint-disable no-throw-literal */
 const KoaRouter = require('koa-router')
 const router = new KoaRouter()
+const fs = require('fs')
+const path = require('path')
+const Printer = require('../PrinterDev')
+const KoaBody = require('koa-body')
+const uuid = require('uuid')
+
+router.use(async (c, n) => {
+  c.data = {
+    title: 'Printer System Setup'
+  }
+  try {
+    await n()
+  } catch (err) {
+    if (typeof err === 'string') {
+      c.body = err
+    } else {
+      c.body = err.toString()
+    }
+  }
+
+  if (c.async) {
+    c.body = {
+      status: 0,
+      msg: c.body
+    }
+  }
+})
 
 router
   .get('/', async (c, n) => {
     c.redirect('/install')
   })
-  .all('/install', async (c, n) => {
-    c.body = 'install'
+  .get('/install', async (c, n) => {
+    // get ttys
+    let ttys = await new Promise((resolve, reject) => {
+      fs.readdir(path.resolve('/dev'), (err, list) => {
+        if (err) return resolve([])
+        let arr = []
+        for (let it of list) {
+          if (it.startsWith('tty')) {
+            arr.push(path.resolve('/dev', it))
+          }
+        }
+        resolve(arr)
+      })
+    })
+    c.data.ttys = ttys
+    await c.render('install/index', c.data)
+  })
+  .post('/install/printer_test', KoaBody(), async (c, n) => {
+    c.async = true
+    let arr = c.request.body
+    if (!arr.device) throw '請輸入印表機連接埠'
+    let device = arr.device
+    let feed = arr.feed || 8
+    if (!isFinite(feed) || feed < 0) throw '切紙前換行必須是整數'
+    feed = typeof feed !== 'number' ? Math.floor(parseInt(feed)) : feed
+
+    Printer.serial = device
+    Printer.feed = feed
+
+    let status = await Printer.printTestPage()
+
+    if (!status) c.body = '測試失敗'
+    else c.body = '測試成功'
+  })
+  .post('/install/write_config', KoaBody(), async (c, n) => {
+    c.async = true
+    let arr = c.request.body
+    if (!arr.tty) throw '請輸入印表機連接埠'
+    if (!arr.ble || (arr.ble !== 'yes' && arr.ble !== 'no')) throw '請輸入藍牙啟用設定'
+    let feed = arr.feed || 8
+    if (!isFinite(feed) || feed < 0) throw '切紙前換行必須是整數'
+    feed = typeof feed !== 'number' ? Math.floor(parseInt(feed)) : feed
+
+    let json = {
+      ble: {
+        enable: false,
+        uuid: {
+          main: '',
+          service: '',
+          characteristic: ''
+        },
+        printer: {
+          serial: '',
+          feed: 8
+        }
+      }
+    }
+
+    json.ble.enable = arr.ble === 'yes'
+    json.ble.uuid.main = uuid.v4()
+    json.ble.uuid.service = uuid.v4()
+    json.ble.uuid.characteristic = uuid.v4()
   })
 
-module.exports = router
+module.exports = router