Initial

lib/BlindMasterScreens/addingDevices/set_device_name.dart

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+import 'dart:convert';
+
+import 'package:blind_master/BlindMasterResources/error_snackbar.dart';
+import 'package:blind_master/BlindMasterResources/secure_transmissions.dart';
+import 'package:blind_master/BlindMasterResources/text_inputs.dart';
+import 'package:blind_master/BlindMasterScreens/home_screen.dart';
+import 'package:blind_master/utils_from_FBPExample/extra.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_blue_plus/flutter_blue_plus.dart';
+import 'package:google_fonts/google_fonts.dart';
+
+class SetDeviceName extends StatefulWidget {
+  const SetDeviceName({super.key, required this.tokenEntryChar, required this.device});
+  final BluetoothCharacteristic tokenEntryChar;
+  final BluetoothDevice device;
+
+  @override
+  State<SetDeviceName> createState() => _SetDeviceNameState();
+}
+
+class _SetDeviceNameState extends State<SetDeviceName> {
+  final deviceNameController = TextEditingController();
+  Widget? screen;
+
+  @override
+  void initState() {
+    initScreen();
+    super.initState();
+  }
+
+  @override
+  void dispose() {
+    deviceNameController.dispose();
+    super.dispose();
+  }
+
+  void initScreen() {
+    screen = Column(
+      mainAxisAlignment: MainAxisAlignment.center,
+      children: [
+        BlindMasterMainInput(
+          "Device Name (Different from others)",
+          controller: deviceNameController,
+        ),
+        ElevatedButton(
+          onPressed: onPressed,
+          child: Text(
+            "Add to Account"
+          )
+        ),
+      ],
+    );
+  }
+
+  Future addDevice(String name) async {
+    final payload = {'deviceName': name};
+    String? token;
+    try {
+      final tokenResponse = await securePost(payload, 'add_device');
+      if (tokenResponse == null) return;
+      if (tokenResponse.statusCode != 201) {
+        if (tokenResponse.statusCode == 404) {throw Exception("Somehow the id of your device wasn't found??");}
+        else if (tokenResponse.statusCode == 409) {throw Exception('Device Name in Use');}
+        else {throw Exception('Server Error');}
+      }
+      final jsonResponse = json.decode(tokenResponse.body) as Map<String, dynamic>;
+      final fetchedToken = jsonResponse['token'];
+      if (fetchedToken == null || fetchedToken is! String) {
+        throw Exception('Invalid token in response');
+      }
+      token = fetchedToken;
+    } catch (e) {
+      if (!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(errorSnackbar(e));
+      return;
+    }
+
+    try {
+      try {
+        await widget.tokenEntryChar.write(utf8.encode(token), withoutResponse: widget.tokenEntryChar.properties.writeWithoutResponse);
+      } catch (e) {
+        throw Exception("Token Write Error");
+      }
+    } catch (e){
+      if(!mounted)return;
+      ScaffoldMessenger.of(context).showSnackBar(errorSnackbar(e));
+      return;
+    }
+
+    await widget.device.disconnectAndUpdateStream().catchError((e) {
+      if(!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(errorSnackbar(e));
+    });
+
+    if (!mounted) return;
+    Navigator.pushAndRemoveUntil(
+      context,
+      MaterialPageRoute(builder: (context) => HomeScreen()),
+      (route) => false,
+    );
+  }
+
+  Future onPressed() async {
+    setState(() {
+      screen = null;
+    });
+    await(addDevice(deviceNameController.text));
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text(
+          "Name Your Device",
+          style: GoogleFonts.aBeeZee(),
+        ),
+        backgroundColor: Theme.of(context).primaryColorLight,
+      ),
+      body: SizedBox(
+        height: MediaQuery.of(context).size.height * 0.6,
+        child: Center(
+          child: screen ?? CircularProgressIndicator(color: Theme.of(context).primaryColorLight),
+        )
+      )
+    );
+  }
+}