hartmann-foto_documentation/hartmann-foto-documentation-frontend/lib/utils/global_router.dart

// needed for web horizontal scroll behavior
import 'package:flutter/material.dart';
import 'package:fotodocumentation/main.dart';
import 'package:fotodocumentation/pages/foto/customer/foto_customer_list_widget.dart';
import 'package:fotodocumentation/pages/foto/customer/foto_customer_widget.dart';
import 'package:fotodocumentation/pages/foto/customer/foto_picture_widget.dart';
import 'package:fotodocumentation/pages/foto/login/foto_login_widget.dart';
import 'package:fotodocumentation/pages/questionnaire/customer/questionnaire_customer_list_widget.dart';
import 'package:fotodocumentation/pages/questionnaire/customer/questionnaire_customer_widget.dart';
import 'package:fotodocumentation/pages/questionnaire/login/questionnaire_login_widget.dart';
import 'package:fotodocumentation/utils/di_container.dart';
import 'package:fotodocumentation/utils/login_credentials.dart';
import 'package:go_router/go_router.dart';

class GlobalRouter {
  static final GlobalKey<NavigatorState> rootNavigatorKey = GlobalKey<NavigatorState>(debugLabel: 'root');

  static final String pathRoot = "/";

  static final String pathFoto = "/fotodokumentation";
  static final String pathQuestionnaire = "/fragebogen-auswertung";

  static final String pathFotoHome = "$pathFoto/home";
  static final String pathFotoCustomer = "$pathFoto/customer";
  static final String pathFotoPicture = "$pathFoto/picture";
  static final String pathFotoLogin = "$pathFoto/login";

  static final String pathQuestionnaireHome = "$pathQuestionnaire/home";
  static final String pathQuestionnaireCustomer = "customer";
  static final String pathQuestionnaireLogin = "$pathQuestionnaire/login";

  static final GoRouter router = createRouter(pathRoot);

  static GoRouter createRouter(String initialLocation) {
    return GoRouter(
      navigatorKey: rootNavigatorKey,
      initialLocation: initialLocation,
      routes: <RouteBase>[
        GoRoute(
            path: "/",
            redirect: (_, __) {//nvlev4YnTi
              logger.t("uri / redirect to $pathFotoHome");
              return pathFotoHome;
            }),
        GoRoute(
            path: pathFoto,
            redirect: (_, __) {
              logger.t("uri $pathFoto redirect to $pathFotoHome");
              return pathFotoHome;
            }),
        GoRoute(
          path: pathFotoLogin,
          builder: (_, __) {
            logger.t("uri $pathFotoLogin show foto login");
            return const FotoLoginWidget();
          },
        ),
        GoRoute(
          path: pathFotoHome,
          builder: (context, state) => FotoCustomerListWidget(),
          routes: [
            GoRoute(
              path: "$pathFotoCustomer/:customerId",
              builder: (context, state) {
                var idStr = state.pathParameters['customerId'];
                var id = idStr == null ? null : int.tryParse(idStr);
                return FotoCustomerWidget(customerId: id ?? -1);
              },
              routes: [
                GoRoute(
                  path: "$pathFotoPicture/:pictureId",
                  builder: (context, state) {
                    var customerIdStr = state.pathParameters['customerId'];
                    var customerId = customerIdStr == null ? null : int.tryParse(customerIdStr);

                    var pictureIdStr = state.pathParameters['pictureId'];
                    var pictureId = pictureIdStr == null ? null : int.tryParse(pictureIdStr);
                    return FotoPictureWidget(customerId: customerId ?? -1, pictureId: pictureId ?? -1);
                  },
                ),
              ],
            ),
          ],
        ),
        GoRoute(
            path: pathQuestionnaire,
            redirect: (_, __) {
              logger.t("uri $pathQuestionnaire redirect to $pathQuestionnaireHome");
              return pathQuestionnaireHome;
            }),
        GoRoute(
          path: pathQuestionnaireLogin,
          builder: (_, __) {
            logger.t("uri $pathQuestionnaireLogin show questionnaire login");
            return const QuestionaireLoginWidget();
          },
        ),
        GoRoute(
          path: pathQuestionnaireHome,
          builder: (context, state) => QuestionaireCustomerListWidget(),
          routes: [
            GoRoute(
              path: "$pathQuestionnaireCustomer/:customerId",
              builder: (context, state) {
                var uriStr = state.uri.toString();
                logger.t("uri $uriStr show questionnaire");
                var idStr = state.pathParameters['customerId'];
                var id = idStr == null ? null : int.tryParse(idStr);
                return QuestionaireCustomerWidget(customerId: id ?? -1);
              },
            ),
          ],
        ),
      ],
      redirect: (context, state) {
        var uriStr = state.uri.toString();
        logger.t("uri $uriStr");
        LoginCredentials loginCredentials = DiContainer.get();

        if (!loginCredentials.isLoggedIn) {
          if (uriStr != '/') {
            if (uriStr.startsWith(pathFoto) && !uriStr.startsWith(pathFotoLogin)) {
              var url = '$pathFotoLogin?redirect=${Uri.encodeComponent(uriStr)}';
              logger.t("foto redirect to $url");
              return url;
            }
            if (uriStr.startsWith(pathQuestionnaire) && !uriStr.startsWith(pathQuestionnaireLogin)) {
              var url = '$pathQuestionnaireLogin?redirect=${Uri.encodeComponent(uriStr)}';
              logger.t("questionnaire redirect to $url");
              return url;
            }
          }
        }
        return null;
      },
    );
  }
}