printer form, bluetooth

lib/common/data/printer_data.dart

@@ -0,0 +1,2 @@
+List<String> printerTypes = ['Bluetooth', 'Network'];
+List<String> paperTypes = ['58', '80'];

lib/common/function/app_function.dart

@@ -1,4 +1,7 @@
+import 'dart:developer';
+
 import 'package:flutter/material.dart';
+import 'package:permission_handler/permission_handler.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 
 import '../../injection.dart';
@@ -54,3 +57,15 @@ int safeRound(double value) {
   if (value.isNaN || value.isInfinite) return 0;
   return value.round();
 }
+
+Future<void> loadPermissionBluetooth() async {
+  var status2 = await Permission.bluetoothScan.status;
+  log("Permission: $status2");
+  if (status2.isDenied) {
+    await Permission.bluetoothScan.request();
+  }
+  var status = await Permission.bluetoothConnect.status;
+  if (status.isDenied) {
+    await Permission.bluetoothConnect.request();
+  }
+}