liteauthconfig/lib/pages/reconfigure_network.dart

import 'dart:io';

import 'package:flutter/material.dart';
import 'package:liteauthconfig/appconfig.dart';
import 'package:liteauthconfig/dialogs/esptouchdialog.dart';
import 'package:liteauthconfig/l10n/app_localizations.dart';
import 'package:network_info_plus/network_info_plus.dart';
import 'package:permission_handler/permission_handler.dart';

// ignore_for_file: use_build_context_synchronously

class ReconfigureNetworkPage extends StatefulWidget {
  final int deviceIndex;

  const ReconfigureNetworkPage(this.deviceIndex, {super.key});

  @override
  State<StatefulWidget> createState() => _ReconfigureNetworkPageState();
}

class _ReconfigureNetworkPageState extends State<ReconfigureNetworkPage> {
  TextEditingController ssidController = TextEditingController();
  TextEditingController bssidController = TextEditingController();
  TextEditingController passwordController = TextEditingController();
  bool potentially5GHz = false;
  bool obscurePassword = true;

  @override
  void initState() {
    super.initState();

    askForNetworkInfo();
  }

  void askForNetworkInfo() async {
    await Future.delayed(Duration(milliseconds: 250));

    if (!context.mounted) {
      return;
    }

    var appLocal = AppLocalizations.of(context)!;
    var appTheme = Theme.of(context);

    if (await Permission.location.isDenied) {
      showDialog(
        context: context,
        builder: (context) => AlertDialog.adaptive(
          backgroundColor: appTheme.cardColor,
          title: Text(appLocal.networkInfoHeadline),
          content: Text(appLocal.networkInfoPrompt),
          actions: [
            TextButton(
              onPressed: () {
                Navigator.pop(context);
              },
              child: Text(appLocal.cancel),
            ),
            TextButton(
              onPressed: () async {
                Navigator.pop(context);
                if (await Permission.location.request().isGranted) {
                  fetchNetworkInfo();
                }
              },
              child: Text(appLocal.continueText),
            ),
          ],
        ),
      );
    } else if (await Permission.location.isGranted) {
      fetchNetworkInfo();
    }
  }

  void fetchNetworkInfo() async {
    final dev = AppConfig().devices[widget.deviceIndex];

    var netInfo = NetworkInfo();
    var name = await netInfo.getWifiName() ?? dev.routerSsid;

    if (Platform.isAndroid) {
      name = name.substring(1, name.length - 1);
    }

    ssidController.text = name;

    var bssid = await netInfo.getWifiBSSID();

    if (bssid == dev.routerBssid) {
      passwordController.text = dev.networkPassword;
    }

    bssidController.text = bssid ?? dev.routerBssid;

    if (name.contains("5G")) {
      setState(() {
        potentially5GHz = true;
      });
    }
  }

  void submit() async {
    var dev = AppConfig().devices[widget.deviceIndex];

    await showDialog(
      context: context,
      builder: (context) => ESPTouchDialog(
        name: dev.name,
        ssid: ssidController.text,
        bssid: bssidController.text,
        password: passwordController.text,
        entryIndex: widget.deviceIndex,
      ),
    );

    if (context.mounted) {
      Navigator.pop(context);
    }
  }

  @override
  Widget build(BuildContext context) {
    final appLocal = AppLocalizations.of(context)!;

    return Scaffold(
      appBar: AppBar(
        title: Text(appLocal.reconfigureNetwork),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: submit,
        child: const Icon(Icons.check),
      ),
      body: Padding(
        padding: EdgeInsetsGeometry.all(16),
        child: Column(
          spacing: 16,
          children: [
            if (potentially5GHz)
              Card(
                child: Column(
                  children: [
                    ListTile(
                      leading: const Icon(Icons.warning),
                      title: Text(appLocal.networkLimitation),
                      subtitle: Text(appLocal.networkLimitationDesc),
                    ),
                  ],
                ),
              ),
            TextField(
              decoration: InputDecoration(
                border: OutlineInputBorder(),
                labelText: appLocal.networkName,
              ),
              controller: ssidController,
              onChanged: (name) {
                setState(() {
                  potentially5GHz = name.contains("5G");
                });
              },
            ),
            TextField(
              decoration: InputDecoration(
                border: OutlineInputBorder(),
                labelText: appLocal.routerMacAddress,
              ),
              controller: bssidController,
            ),
            TextField(
              obscureText: obscurePassword,
              controller: passwordController,
              decoration: InputDecoration(
                border: OutlineInputBorder(),
                labelText: appLocal.networkPassword,
                suffixIcon: IconButton(
                  onPressed: () {
                    setState(() {
                      obscurePassword = !obscurePassword;
                    });
                  },
                  icon: Icon(
                    obscurePassword
                        ? Icons.remove_red_eye
                        : Icons.remove_red_eye_outlined,
                  ),
                ),
              ),
            ),
          ],
        ),
      ),
    );
  }
}