import 'package:didvan/config/design_config.dart';
import 'package:didvan/pages/authentication/authentication.dart';
import 'package:didvan/pages/authentication/authentication_state.dart';
import 'package:didvan/pages/home/home.dart';
import 'package:didvan/pages/home/home_state.dart';
import 'package:didvan/pages/splash/splash.dart';
import 'package:didvan/pages/splash/splash_state.dart';
import 'package:didvan/routes/routes.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';

class RouteGenerator {
  static Route<dynamic> generateRoute(RouteSettings settings) {
    switch (settings.name) {
      case Routes.splash:
        return _createRoute(
          ChangeNotifierProvider<SplashState>(
            create: (context) => SplashState(),
            child: const Splash(),
          ),
        );
      case Routes.authenticaion:
        return _createRoute(
          ChangeNotifierProvider<AuthenticationState>(
            create: (context) => AuthenticationState(),
            child: const Authentication(),
          ),
        );
      case Routes.home:
        return _createRoute(
          ChangeNotifierProvider<HomeState>(
            create: (context) => HomeState(),
            child: const Home(),
          ),
        );
      default:
        return _errorRoute();
    }
  }

  static Route<dynamic> _errorRoute() {
    return MaterialPageRoute(builder: (_) {
      return Scaffold(
        appBar: AppBar(
          title: const Text('Error'),
        ),
        body: const Center(
          child: Text('ERROR'),
        ),
      );
    });
  }

  static Route _createRoute(page) {
    return PageRouteBuilder(
      pageBuilder: (context, animation, secondaryAnimation) => page,
      transitionDuration: DesignConfig.mediumAnimationDuration,
      transitionsBuilder: (context, animation, secondaryAnimation, child) {
        return FadeTransition(opacity: animation, child: child);
      },
    );
  }
}