[frontend] bluetooth 연결 작업 중

@@ -39,7 +39,7 @@ android {
     defaultConfig {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
         applicationId "com.example.Smart_Medicine_Box"
-        minSdkVersion 16
+        minSdkVersion 19
         targetSdkVersion 29
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName

@@ -238,7 +238,7 @@ Widget ineerInformationpage(BuildContext context) {
                     children: <Widget>[
                       Container(
                         width: size.width * 0.43,
-                        height: size.width * 0.43,
+                        height: size.width * 0.45,
                         margin: const EdgeInsets.all(5.0),
                         padding: const EdgeInsets.fromLTRB(10, 5, 10, 10),
                         decoration: BoxDecoration(
@@ -265,7 +265,7 @@ Widget ineerInformationpage(BuildContext context) {
                             ),
                             Container(
                               width: size.width,
-                              height: size.height * 0.14,
+                              height: size.height * 0.145,
                               child: Center(
                                 child: Row(
                                   mainAxisAlignment: MainAxisAlignment.center,
@@ -276,7 +276,7 @@ Widget ineerInformationpage(BuildContext context) {
                                       textScaleFactor: 1.0,
                                       style: TextStyle(
                                           color: Colors.white,
-                                          fontSize: 80,
+                                          fontSize: 76,
                                           fontFamily: 'NotoSansKR',
                                           fontWeight: FontWeight.w800),
                                     ),
@@ -299,7 +299,7 @@ Widget ineerInformationpage(BuildContext context) {
                       ),
                       Container(
                         width: size.width * 0.43,
-                        height: size.width * 0.43,
+                        height: size.width * 0.45,
                         margin: const EdgeInsets.all(5.0),
                         padding: const EdgeInsets.fromLTRB(10, 5, 10, 10),
                         decoration: BoxDecoration(
@@ -377,7 +377,7 @@ Widget ineerInformationpage(BuildContext context) {
                     children: <Widget>[
                       Container(
                         width: size.width * 0.43,
-                        height: size.width * 0.43,
+                        height: size.width * 0.45,
                         margin: const EdgeInsets.all(5.0),
                         padding: const EdgeInsets.fromLTRB(10, 5, 10, 10),
                         decoration: BoxDecoration(
@@ -438,7 +438,7 @@ Widget ineerInformationpage(BuildContext context) {
                       ),
                       Container(
                         width: size.width * 0.43,
-                        height: size.width * 0.43,
+                        height: size.width * 0.45,
                         margin: const EdgeInsets.all(5.0),
                         padding: const EdgeInsets.fromLTRB(10, 5, 10, 10),
                         decoration: BoxDecoration(

@@ -161,7 +161,7 @@ class _SettingPageState extends State<SettingPage> {
                               ));
                         },
                         child: Text(
-                          '약 정보 수정',
+                          '회원 정보 수정',
                           textScaleFactor: 1.0,
                           style: TextStyle(
                               color: Colors.white,

@@ -10,7 +10,42 @@ class Bluetooth extends StatefulWidget {
 FlutterBlue flutterBlue;
 
 class _BluetoothState extends State<Bluetooth> {
+  @override
+  void initState() {
+    super.initState();
+    flutterBlue = FlutterBlue.instance;
+  }
+
+  void _startscan() {
+    flutterBlue.startScan(timeout: Duration(seconds: 12));
+    var subscription = flutterBlue.scanResults.listen((results) {
+      // do something with scan results
+      for (ScanResult r in results) {
+        print(
+            'Device Name : ${r.device.name} // Device ID : ${r.device.id} // Device rssi: ${r.rssi}');
+      }
+    });
+  }
+
   Widget build(BuildContext context) {
+    Widget _buildItem(ScanResult s) {
+      return ListTile(
+        leading: Text(s.rssi.toString()),
+        title: Text(s.device.name),
+        subtitle: Text(s.device.id.id),
+        onTap: () =>
+            Navigator.of(context).push(MaterialPageRoute(builder: (context) {
+          return Device(device: s.device);
+        })),
+      );
+    }
+
+    Widget _buildList(List<ScanResult> scanResults) {
+      return Column(
+        children: scanResults.map((v) => _buildItem(v)).toList(),
+      );
+    }
+
     return MaterialApp(
       title: 'Welcome to Flutter',
       home: Scaffold(
@@ -65,10 +100,80 @@ class _BluetoothState extends State<Bluetooth> {
             ],
           ),
         ),
-        body: Center(
-          child: Text('약병 내부 페이지 작업 영역'),
+        body: SingleChildScrollView(
+          child: StreamBuilder<List<ScanResult>>(
+              stream: FlutterBlue.instance.scanResults,
+              initialData: [],
+              builder: (c, snapshot) {
+                return _buildList(snapshot.data);
+              }),
         ),
+        floatingActionButton: StreamBuilder<bool>(
+          stream: FlutterBlue.instance.isScanning,
+          initialData: false,
+          builder: (c, snapshot) {
+            if (snapshot.data) {
+              return FloatingActionButton(
+                child: Icon(Icons.stop),
+                onPressed: () => FlutterBlue.instance.stopScan(),
+                backgroundColor: Colors.red,
+              );
+            } else {
+              return FloatingActionButton(
+                  child: Icon(Icons.search),
+                  onPressed: () => FlutterBlue.instance
+                      .startScan(timeout: Duration(seconds: 4)));
+            }
+          },
+        ),
+      ),
+    );
+  }
+}
+
+class Device extends StatefulWidget {
+  Device({Key key, this.device}) : super(key: key);
+  final BluetoothDevice device;
+  @override
+  _DeviceState createState() => _DeviceState();
+}
+
+class _DeviceState extends State<Device> {
+  void initState() {
+    super.initState();
+    widget.device.connect();
+  }
+
+  @override
+  void dispose() {
+    widget.device.disconnect();
+    super.dispose();
+  }
+
+  Widget _buildIconButton() {
+    return StreamBuilder<BluetoothDeviceState>(
+        stream: widget.device.state,
+        initialData: BluetoothDeviceState.connecting,
+        builder: (c, snapshot) {
+          if (snapshot.data != BluetoothDeviceState.connected)
+            return Icon(Icons.warning);
+          return IconButton(
+            icon: Icon(Icons.bluetooth_searching),
+            onPressed: () => widget.device.discoverServices(),
+          );
+        });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text(widget.device.name),
+        actions: <Widget>[
+          _buildIconButton(),
+        ],
       ),
+      body: Text('hello'),
     );
   }
 }