加入初次安裝畫面

1.設定藍芽啟用與否
2.設定印表機連接埠與切紙間格
3.設定結束自動重新啟動服務

route/install.js

@@ -11,9 +11,11 @@ router.use(async (c, n) => {
   c.data = {
     title: 'Printer System Setup'
   }
+  let status = 1
   try {
     await n()
   } catch (err) {
+    status = 0
     if (typeof err === 'string') {
       c.body = err
     } else {
@@ -23,7 +25,7 @@ router.use(async (c, n) => {
 
   if (c.async) {
     c.body = {
-      status: 0,
+      status,
       msg: c.body
     }
   }
@@ -40,7 +42,7 @@ router
         if (err) return resolve([])
         let arr = []
         for (let it of list) {
-          if (it.startsWith('tty')) {
+          if (/^tty[A-z]/.test(it)) {
             arr.push(path.resolve('/dev', it))
           }
         }
@@ -63,7 +65,7 @@ router
     Printer.feed = feed
 
     let status = await Printer.printTestPage()
-
+  
     if (!status) c.body = '測試失敗'
     else c.body = '測試成功'
   })
@@ -83,11 +85,11 @@ router
           main: '',
           service: '',
           characteristic: ''
-        },
-        printer: {
-          serial: '',
-          feed: 8
         }
+      },
+      printer: {
+        serial: '',
+        feed: 8
       }
     }
 
@@ -95,6 +97,23 @@ router
     json.ble.uuid.main = uuid.v4()
     json.ble.uuid.service = uuid.v4()
     json.ble.uuid.characteristic = uuid.v4()
+
+    json.printer.serial = arr.tty
+    json.printer.feed = feed
+
+    let wconfig = await new Promise((resolve, reject) => {
+      fs.writeFile(path.resolve(process.env.PROJECT_ROOT, 'config.json'), JSON.stringify(json, null, 2), {
+        mode: 0664,
+        encoding: 'utf8',
+        flag: 'w'
+      }, err => {
+        if (err) return resolve(false)
+        return resolve(true)
+      })
+    })
+
+    if (!wconfig) throw '設定檔寫入失敗'
+    c.body = '設定檔寫入成功'
   })
 
 module.exports = router