chatify 0.1.2

Chat package for flutter

example/lib/main.dart

import 'package:example/config.dart';
import 'package:example/firebase_options.dart';
import 'package:firebase_core/firebase_core.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:chatify/chatify.dart';

Future<void> main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await Firebase.initializeApp(options: DefaultFirebaseOptions.currentPlatform);
  await _initChat();
  runApp(const MyApp());
}

_initChat() async {
  await Chatify.init(
    config: chatifyConfig,
    currentUserId: _currentUser.id,
  );
}

ChatifyUser _currentUser =
    users.firstWhere((element) => element.id == 'karrar');

class MyApp extends StatefulWidget {
  const MyApp({super.key});

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  Brightness _brightness = Brightness.light;
  bool isLTR = true;
  Color primary = Colors.deepPurple;
  String? image;

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Chatify Demo',
      debugShowCheckedModeBanner: false,
      theme: ThemeData(
        colorScheme: ColorScheme.fromSeed(
          seedColor: primary,
          brightness: _brightness,
        ),
        primaryColor: primary,
        useMaterial3: true,
      ),
      localizationsDelegates: [
        GlobalCupertinoLocalizations.delegate,
        GlobalMaterialLocalizations.delegate,
        GlobalWidgetsLocalizations.delegate,
      ],
      supportedLocales: [
        Locale("en", "US"),
        Locale("ar", "IQ"),
      ],
      locale: Locale(isLTR ? 'en' : 'ar'),
      home: ChatifyWraper(
        theme: ChatifyThemeData(
          recentChatsBrightness: _brightness,
          chatBrightness: _brightness,
          primaryColor: primary,
          backgroundImage: image,
        ),
        child: Scaffold(
          appBar: AppBar(
            title: const Text('Chatify Demo'),
            actions: [
              Padding(
                padding: const EdgeInsets.symmetric(horizontal: 10),
                child: StreamBuilder(
                  stream: Chatify.unreadMessagesCount,
                  builder: (context, snapshot) {
                    int count = 0;
                    if (snapshot.hasData) {
                      count = snapshot.data as int;
                    }
                    return Badge(
                      label: Text(
                        count.toString(),
                        style: const TextStyle(
                          color: Colors.white,
                        ),
                      ),
                      isLabelVisible: count > 0,
                      padding: EdgeInsets.symmetric(horizontal: 7),
                      largeSize: 20,
                      backgroundColor: Colors.red,
                      offset: Offset(-3, 3),
                      child: IconButton(
                        onPressed: () {
                          Chatify.openAllChats(context);
                        },
                        icon: const Icon(CupertinoIcons.chat_bubble_text),
                      ),
                    );
                  },
                ),
              ),
            ],
          ),
          body: Padding(
            padding: const EdgeInsets.symmetric(horizontal: 20),
            child: ListView(
              children: [
                SizedBox(height: 20),
                Center(child: Text('Select Current User')),
                SizedBox(height: 10),
                SizedBox(
                  width: double.maxFinite,
                  child: Wrap(
                    alignment: WrapAlignment.center,
                    spacing: 10,
                    runSpacing: 10,
                    children: users
                        .map(
                          (e) => _UserButton(
                            user: e,
                            onChanged: () => setState(() {}),
                          ),
                        )
                        .toList(),
                  ),
                ),
                SizedBox(height: 20),
                _MainButton(
                  onPressed: () {
                    setState(() {
                      _brightness = _brightness == Brightness.dark
                          ? Brightness.light
                          : Brightness.dark;
                    });
                  },
                  text: 'Change Brightness',
                  icon: CupertinoIcons.moon,
                ),
                _MainButton(
                  onPressed: () {
                    setState(() {
                      isLTR = !isLTR;
                    });
                  },
                  text: 'Change Direction',
                  icon: Icons.language_outlined,
                ),
                SizedBox(height: 20),
                Wrap(
                  spacing: 10,
                  runSpacing: 10,
                  alignment: WrapAlignment.center,
                  children: Colors.primaries
                      .map(
                        (e) => _ColorButton(
                          onPressed: () {
                            setState(() {
                              primary = e;
                            });
                          },
                          color: e,
                        ),
                      )
                      .toList(),
                ),
                SizedBox(height: 20),
                Wrap(
                    spacing: 10,
                    runSpacing: 10,
                    alignment: WrapAlignment.center,
                    children: List.generate(
                      4,
                      (i) => _ImageButton(
                        onPressed: () {
                          setState(() {
                            image = 'assets/chat_background/${i + 1}.jpg';
                          });
                        },
                        isSelected:
                            image == 'assets/chat_background/${i + 1}.jpg',
                        image: 'assets/chat_background/${i + 1}.jpg',
                      ),
                    ),),
              ],
            ),
          ),
        ),
      ),
    );
  }
}

class _MainButton extends StatelessWidget {
  const _MainButton({
    required this.onPressed,
    required this.text,
    this.icon,
  });
  final Function() onPressed;
  final String text;
  final IconData? icon;

  @override
  Widget build(BuildContext context) {
    return TextButton(
      onPressed: onPressed,
      style: TextButton.styleFrom(
        backgroundColor:
            Theme.of(context).colorScheme.secondary.withOpacity(0.1),
        foregroundColor:
            Theme.of(context).colorScheme.brightness == Brightness.dark
                ? Colors.white
                : Colors.black,
      ),
      child: Row(
        mainAxisSize: MainAxisSize.min,
        children: [
          if (icon != null) ...[
            Icon(icon),
            SizedBox(width: 10),
          ],
          Text(text),
        ],
      ),
    );
  }
}

class _ColorButton extends StatelessWidget {
  const _ColorButton({
    required this.onPressed,
    required this.color,
  });
  final Function() onPressed;
  final Color color;

  @override
  Widget build(BuildContext context) {
    return TextButton(
      onPressed: onPressed,
      style: TextButton.styleFrom(
        backgroundColor: color,
        shape: RoundedRectangleBorder(
          borderRadius: BorderRadius.circular(50),
        ),
        minimumSize: Size.square(50),
      ),
      child: Icon(
        Icons.check,
        color: Theme.of(context).primaryColor == color
            ? Colors.white
            : Colors.transparent,
      ),
    );
  }
}

class _ImageButton extends StatelessWidget {
  const _ImageButton({
    required this.onPressed,
    required this.image,
    required this.isSelected,
  });
  final Function() onPressed;
  final String image;
  final bool isSelected;

  @override
  Widget build(BuildContext context) {
    return TextButton(
      onPressed: onPressed,
      style: TextButton.styleFrom(
        padding: EdgeInsets.zero,
        shape: RoundedRectangleBorder(
          borderRadius: BorderRadius.circular(0),
        ),
        fixedSize: Size(100, 200),
      ),
      child: Stack(
        children: [
          Positioned.fill(
            child: Image.asset(
              image,
              fit: BoxFit.cover,
            ),
          ),
          Center(
            child: Icon(
              Icons.check,
              color: isSelected ? Colors.black : Colors.transparent,
            ),
          )
        ],
      ),
    );
  }
}

class _UserButton extends StatelessWidget {
  const _UserButton({
    required this.user,
    required this.onChanged,
  });

  final ChatifyUser user;
  final Function() onChanged;

  @override
  Widget build(BuildContext context) {
    return TextButton(
      onPressed: () {
        _currentUser = user;
        _initChat();
        onChanged();
      },
      style: TextButton.styleFrom(
        backgroundColor: _currentUser == user
            ? Theme.of(context).primaryColor
            : Theme.of(context).colorScheme.secondary.withOpacity(0.1),
        foregroundColor: _currentUser == user
            ? Colors.white
            : Theme.of(context).colorScheme.brightness == Brightness.dark
                ? Colors.white
                : Colors.black,
        padding: EdgeInsetsDirectional.only(
          start: 6,
          end: 20,
          top: 6,
          bottom: 6,
        ),
      ),
      child: Row(
        mainAxisSize: MainAxisSize.min,
        children: [
          ClipRRect(
            borderRadius: BorderRadius.circular(50),
            child: Image.network(
              user.profileImage!,
              height: 50,
              width: 50,
              fit: BoxFit.cover,
            ),
          ),
          SizedBox(width: 10),
          Text(user.name),
        ],
      ),
    );
  }
}