ModernMemoires/lib/main.dart

import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:moody/utils/slide_direction.dart';
import 'package:moody/utils/widgets/question_slider_widget.dart';
import 'package:moody/views/about_page/about_page.dart';
import 'package:moody/views/color_page/color_page.dart';
import 'package:moody/views/entry_view/entry_page.dart';
import 'package:moody/views/first_page/first_page.dart';
import 'package:moody/views/home_page/home_page.dart';
import 'package:moody/views/imprint_page/imprint_page.dart';
import 'package:moody/views/settings_page/settings_page.dart';
import 'package:moody/views/start_page/start_page.dart';
import 'package:moody/views/statistic/statistic_page.dart';
import 'package:moody/views/write_page/write_page.dart';

void main() => runApp(const MyApp());

final GoRouter _router = GoRouter(
  routes: [
    GoRoute(
      path: '/',
      pageBuilder: (context, state) => _noAnimationTransition(context, state, const StartPage()),
    ),
    GoRoute(
      path: '/moods',
      builder: (context, state) => const StatisticPage(),
    ),
    GoRoute(
      path: '/settings',
      pageBuilder: (context, state) => _noAnimationTransition(context, state, const SettingsPage()),
    ),
    GoRoute(
      path: '/statistic',
      // ignore: prefer_const_constructors
      pageBuilder: (context, state) => _noAnimationTransition(context, state, StatisticPage()),
    ),
    GoRoute(
      path: '/home',
      pageBuilder: (context, state) => _noAnimationTransition(context, state, const HomePage()),
    ),
    GoRoute(
      path: '/first',
      pageBuilder: (context, state) => _noAnimationTransition(context, state, const FirstPage()),
    ),
    GoRoute(
      path: '/color',
      pageBuilder: (context, state) => _noAnimationTransition(context, state, const ColorPage()),
    ),
    GoRoute(
      path: '/imprint',
      pageBuilder: (context, state) => _noAnimationTransition(context, state, const ImprintPage()),
    ),
    GoRoute(
      path: '/about',
      pageBuilder: (context, state) => _noAnimationTransition(context, state, const AboutPage()),
    ),
    GoRoute(
      path: '/write',
      builder: (context, state) {
        final sliderdata = state.extra as SliderChangeData;
        return WritePage(sliderData: sliderdata);
      },
    ),
    GoRoute(
      path: '/entry',
      builder: (context, state) {
        final date = state.extra as DateTime;
        return EntryPage(
          date: date,
        );
      },
    ),
  ],
);

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

  @override
  Widget build(BuildContext context) {
    return MaterialApp.router(
      theme: ThemeData(fontFamily: 'ABCFavorit'),
      routerConfig: _router,
    );
  }
}

/* A Slide Transition that will may be used in future versions
CustomTransitionPage<dynamic> _createSlideTransition(BuildContext context, GoRouterState state, Widget child, SlideDirection direction) {
  var beginOffset = direction == SlideDirection.left ? Offset(1.0, 0.0) : Offset(-1.0, 0.0);

  return CustomTransitionPage(
    key: state.pageKey,
    child: child,
    transitionsBuilder: (context, animation, secondaryAnimation, child) {
      var end = Offset.zero;
      var curve = Curves.easeInOut;

      var tween = Tween(begin: beginOffset, end: end).chain(CurveTween(curve: curve));
      var offsetAnimation = animation.drive(tween);

      return SlideTransition(
        position: offsetAnimation,
        child: child,
      );
    },
  );
}*/

SlideDirection determineSlideDirection(String currentRoute, String targetRoute) {
  if (targetRoute == "/statistic") {
    return SlideDirection.right;
  } else if (targetRoute == "/settings") {
    return SlideDirection.left;
  } else if (targetRoute == "/") {
    if (currentRoute == "/statistic") {
      return SlideDirection.left;
    } else if (currentRoute == "/settings") {
      return SlideDirection.right;
    }
  }
  return currentRoute.compareTo(targetRoute) < 0 ? SlideDirection.left : SlideDirection.right;
}

CustomTransitionPage<dynamic> _noAnimationTransition(BuildContext context, GoRouterState state, Widget child) {
  return CustomTransitionPage(
    key: state.pageKey,
    child: child,
    transitionsBuilder: (context, animation, secondaryAnimation, child) {
      // Simply return the child with no animation
      return child;
    },
  );
}