manager-app/lib/Screens/Applications/app_configuration_link_screen.dart

import 'package:auto_size_text/auto_size_text.dart';
import 'package:flutter/material.dart';
import 'package:manager_app/Components/common_loader.dart';
import 'package:manager_app/Components/confirmation_dialog.dart';
import 'package:manager_app/Components/message_notification.dart';
import 'package:manager_app/Models/managerContext.dart';
import 'package:manager_app/Screens/Applications/add_configuration_link_popup.dart';
import 'package:manager_app/Screens/Applications/phone_mockup.dart';
import 'package:manager_app/app_context.dart';
import 'package:manager_app/constants.dart';
import 'package:manager_api_new/api.dart';
import 'package:provider/provider.dart';

class AppConfigurationLinkScreen extends StatefulWidget {
  final ApplicationInstanceDTO applicationInstanceDTO;
  AppConfigurationLinkScreen({Key? key, required this.applicationInstanceDTO}) : super(key: key);

  @override
  _AppConfigurationLinkScreenState createState() => _AppConfigurationLinkScreenState();
}

class _AppConfigurationLinkScreenState extends State<AppConfigurationLinkScreen> {
  @override
  Widget build(BuildContext context) {
    final appContext = Provider.of<AppContext>(context);
    Size size = MediaQuery.of(context).size;
    ManagerAppContext managerAppContext = appContext.getContext() as ManagerAppContext;

    return FutureBuilder(
      future: getAppConfigurationLink(appContext, widget.applicationInstanceDTO),
      builder: (context, AsyncSnapshot<dynamic> snapshot) {
        List<AppConfigurationLinkDTO>? appConfigurationLinks = snapshot.data;

        if (snapshot.connectionState == ConnectionState.done) {
          final screenWidth = MediaQuery.of(context).size.width;
          final itemWidth = 175;

          final crossAxisCount = (screenWidth / itemWidth).floor().clamp(1, 6);
          return Container(
            child: Align(
              alignment: AlignmentDirectional.topCenter,
              child: appConfigurationLinks != null ? SingleChildScrollView(
                child: Column(
                  children: [
                      InkWell(
                        onTap: () async {
                          // Show configuration selector to link with !
                          var result = await showAddConfigurationLink(context, appContext, managerAppContext.instanceDTO!, appConfigurationLinks.map((acl) => acl.configurationId!).toList() ?? []);
                          if(result != null) {
                            for(var configurationId in result) {
                              AppConfigurationLinkDTO appConfigurationLinkDTO = AppConfigurationLinkDTO(applicationInstanceId: widget.applicationInstanceDTO.id, configurationId: configurationId, isActive: true);
                              await addConfigurationToApp(appContext, appConfigurationLinkDTO, widget.applicationInstanceDTO);
                            }
                            setState(() {
                              // Refresh ui
                            });
                          }
                        },
                        child: Container(
                            height: 50,
                            width: 50,
                            color: kPrimaryColor,
                            child: Text("ADD CONFIG TO APP")
                        ),
                      ),
                      PhoneMockup(
                        child: Center(
                          child: GridView.builder(
                              shrinkWrap: true,
                              gridDelegate: new SliverGridDelegateWithFixedCrossAxisCount(crossAxisCount: crossAxisCount),
                              itemCount: appConfigurationLinks.length,
                              itemBuilder: (BuildContext context, int index) {
                                AppConfigurationLinkDTO appConfigurationLink = appConfigurationLinks[index];
                                return Container(
                                  decoration: BoxDecoration(
                                    color: Colors.green,
                                  ),
                                  padding: const EdgeInsets.all(15),
                                  margin: EdgeInsets.symmetric(vertical: 15, horizontal: 15),
                                  child: Stack(
                                    children: [
                                      Align(
                                        alignment: Alignment.center,
                                        child: Text(appConfigurationLink.configuration!.label!),
                                      ),
                                      Positioned(
                                          right: 0,
                                          bottom: 0,
                                          child: InkWell(
                                            onTap: () async {
                                              showConfirmationDialog(
                                                  "Êtes-vous sûr de vouloir retirer cette configuration de l'application ?",
                                                      () {},
                                                      () async {
                                                    try {
                                                      var result = await deleteConfigurationToApp(appContext, appConfigurationLink, widget.applicationInstanceDTO);

                                                      showNotification(kSuccess, kWhite, "La configuration a été retirée de l'application avec succès", context, null);

                                                      setState(() {
                                                        // for refresh ui
                                                      });
                                                    } catch(e) {
                                                      showNotification(kError, kWhite, 'Une erreur est survenue lors du retrait de la configuration', context, null);
                                                    }
                                                  },
                                                  context
                                              );
                                            },
                                            child: Icon(Icons.delete, color: kError, size: 25),
                                          )
                                      )
                                    ],
                                  ),
                                );
                              }
                          ),
                        ),
                      ),
                  ],
                ),
              ): Center(child: Text("No data")),
            ),
          );
        } else if (snapshot.connectionState == ConnectionState.none) {
          return Text("No data");
        } else {
          return Center(
              child: Container(
                  height: size.height * 0.2,
                  child: CommonLoader()
              )
          );
        }


      }
    );
  }
}

Future<void> updateMainInfos(DeviceDTO deviceToUpdate, dynamic appContext) async {
  ManagerAppContext managerAppContext = appContext.getContext();
  await managerAppContext.clientAPI!.deviceApi!.deviceUpdateMainInfos(deviceToUpdate);
}

Future<List<AppConfigurationLinkDTO>?> getAppConfigurationLink(AppContext appContext, ApplicationInstanceDTO applicationInstanceDTO) async {
  try{
    List<AppConfigurationLinkDTO>? appConfigurationsLinks = await (appContext.getContext() as ManagerAppContext).clientAPI!.applicationInstanceApi!.applicationInstanceGetAllApplicationLinkFromApplicationInstance(applicationInstanceDTO.id!);

    if(appConfigurationsLinks != null) {
      appConfigurationsLinks.forEach((element) {
        print(element);
      });
    }

    return appConfigurationsLinks;
  } catch(e) {

    return null;
  }


}

Future<AppConfigurationLinkDTO?> addConfigurationToApp(AppContext appContext, AppConfigurationLinkDTO appConfigurationLink, ApplicationInstanceDTO applicationInstanceDTO) async {
  AppConfigurationLinkDTO? appConfigurationsLink = await (appContext.getContext() as ManagerAppContext).clientAPI!.applicationInstanceApi!.applicationInstanceAddConfigurationToApplicationInstance(applicationInstanceDTO.id!, appConfigurationLink);
  return appConfigurationsLink;
}

Future<String?> deleteConfigurationToApp(AppContext appContext, AppConfigurationLinkDTO appConfigurationLink, ApplicationInstanceDTO applicationInstanceDTO) async {
  var result = await (appContext.getContext() as ManagerAppContext).clientAPI!.applicationInstanceApi!.applicationInstanceDeleteAppConfigurationLink(applicationInstanceDTO.id!, appConfigurationLink.id!);
  return result;
}