Rename classes

1 files changed, 93 insertions, 0 deletions

diff --git a/lib/device_details.dart b/lib/device_details.dart
new file mode 100644
index 0000000..4f96ed8
--- /dev/null
+++ b/lib/device_details.dart
@@ -0,0 +1,93 @@
+import 'dart:async';
+
+import 'package:flutter/material.dart';
+import 'package:flutter_blue_plus/flutter_blue_plus.dart';
+import 'package:logger/logger.dart';
+
+var logger = Logger(printer: PrettyPrinter());
+
+class DeviceDetailsScreen extends StatefulWidget {
+  final BluetoothDevice btDevice;
+
+  const DeviceDetailsScreen({super.key, required this.btDevice});
+
+  @override
+  State<StatefulWidget> createState() {
+    return DeviceDetailsState();
+  }
+}
+
+class DeviceDetailsState extends State<DeviceDetailsScreen> {
+  String connectStatus = "<Status>";
+  // ???
+  StreamSubscription<BluetoothConnectionState> subs =
+      Stream<BluetoothConnectionState>.empty().listen((e) => ());
+  bool backActive = false;
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(title: Text("Device details")),
+      body: Center(
+        child: Column(
+          spacing: 20,
+          children: [
+            Text(connectStatus),
+            ElevatedButton(
+              onPressed: backActive ? backClick : null,
+              child: Text("Back"),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+
+  @override
+  void initState() {
+    super.initState();
+    _doConnect();
+  }
+
+  void backClick() {
+    Navigator.pop(context);
+  }
+
+  void onConnStateChange(BluetoothConnectionState event) {
+    setState(() {
+      connectStatus = event.toString();
+    });
+    logger.i("New conn state: ${event.toString()}");
+  }
+
+  @override
+  void deactivate() {
+    super.deactivate();
+    logger.i("Closing state");
+    subs.cancel().ignore();
+    widget.btDevice.disconnect().ignore();
+  }
+
+  void _doConnect() async {
+    final dev = widget.btDevice;
+    subs.cancel().ignore();
+    subs = dev.connectionState.listen(onConnStateChange);
+    try {
+      logger.i("Try to connect...");
+      // connect timeout doesn't work under Linux
+      await dev.connect().timeout(Duration(seconds: 2));
+      logger.i("Connected!");
+
+      connectStatus = "Connected";
+    } catch (e) {
+      logger.e(e);
+      dev.disconnect().ignore();
+      connectStatus = e.toString();
+    } finally {
+      backActive = true;
+      if (mounted) {
+        setState(() {});
+      }
+    }
+  }
+}