manager-app/lib/Screens/Configurations/Section/SubSection/new_update_image_slider.dart

import 'package:auto_size_text/auto_size_text.dart';
import 'package:manager_app/Components/image_input_container.dart';
import 'package:flutter/material.dart';
import 'package:manager_app/Components/rounded_button.dart';
import 'package:manager_app/Components/text_form_input_container.dart';
import 'package:manager_app/Models/managerContext.dart';
import 'package:manager_app/app_context.dart';
import 'package:manager_app/constants.dart';
import 'package:managerapi/api.dart';

void showNewOrUpdateImageSlider(ImageDTO inputImageDTO, Function getResult, AppContext appContext, BuildContext context) {
  ImageDTO imageDTO = new ImageDTO();

  if (inputImageDTO != null) {
    imageDTO = inputImageDTO;
  } else {
    imageDTO.title = <TranslationDTO>[];
    imageDTO.description = <TranslationDTO>[];

    ManagerAppContext managerAppContext = appContext.getContext();
    managerAppContext.selectedConfiguration.languages.forEach((element) {
      var translationDTO = new TranslationDTO();
      translationDTO.language = element;
      translationDTO.value = "";
      imageDTO.title.add(translationDTO);
      imageDTO.description.add(translationDTO);
    });
  }

  Size size = MediaQuery.of(context).size;
  showDialog(
      builder: (BuildContext context) => AlertDialog(
        shape: RoundedRectangleBorder(
            borderRadius: BorderRadius.all(Radius.circular(20.0))
        ),
        content: Container(
          width: size.width *0.5,
          child: SingleChildScrollView(
            child: Column(
              children: [
                Text("Image/vidéo", style: new TextStyle(fontSize: 25, fontWeight: FontWeight.w400)),
                Column(
                  children: [
                    ImageInputContainer(
                      label: "Image :",
                      initialValue: imageDTO.resourceId,
                      color: kPrimaryColor,
                      onChanged: (ResourceDTO resource) {
                        imageDTO.source_ = resource.type == ResourceType.imageUrl ? resource.data : appContext.getContext().clientAPI.resourceApi.apiClient.basePath+"/api/Resource/"+ resource.id;
                        imageDTO.resourceId = resource.id;
                      },
                    ),
                    Container(
                      child: SingleChildScrollView(
                        child: Column(
                          mainAxisAlignment: MainAxisAlignment.spaceAround,
                          children: getTranslations(context, appContext, imageDTO),
                        ),
                      ),
                    ),
                  ],
                ),
              ],
            ),
          ),
        ),
        actions: <Widget>[
          Row(
            mainAxisAlignment: MainAxisAlignment.spaceAround,
            children: [
              Align(
                alignment: AlignmentDirectional.bottomEnd,
                child: Container(
                  width: 175,
                  height: 70,
                  child: RoundedButton(
                    text: "Annuler",
                    icon: Icons.undo,
                    color: kSecond,
                    press: () {
                      Navigator.of(context).pop();
                    },
                    fontSize: 20,
                  ),
                ),
              ),
              Align(
                alignment: AlignmentDirectional.bottomEnd,
                child: Container(
                  width: inputImageDTO != null ? 220: 150,
                  height: 70,
                  child: RoundedButton(
                    text: inputImageDTO != null ? "Sauvegarder" : "Créer",
                    icon: Icons.check,
                    color: kPrimaryColor,
                    textColor: kWhite,
                    press: () {
                      getResult(imageDTO);
                      Navigator.of(context).pop();
                    },
                    fontSize: 20,
                  ),
                ),
              ),
            ],
          ),
        ],
      ), context: context
  );
}

getTranslations(BuildContext context, AppContext appContext, ImageDTO imageDTO) {
  List<Widget> translations = <Widget>[];
  ManagerAppContext managerAppContext = appContext.getContext();
  for(var language in managerAppContext.selectedConfiguration.languages) {
    translations.add(
      Padding(
        padding: const EdgeInsets.all(8.0),
        child: Row(
          mainAxisAlignment: MainAxisAlignment.start,
          children: [
            Container(
              width: MediaQuery.of(context).size.width *0.05,
              height: MediaQuery.of(context).size.height *0.2,
              decoration: BoxDecoration(
                border: Border(
                  right: BorderSide(width: 1.5, color: kSecond),
                ),
              ),
              child: Center(child: AutoSizeText(language.toUpperCase()))
            ),
            Padding(
              padding: const EdgeInsets.only(left: 8.0),
              child: Container(
                child: Column(
                  mainAxisAlignment: MainAxisAlignment.spaceAround,
                  crossAxisAlignment: CrossAxisAlignment.center,
                  children: [
                    TextFormInputContainer(
                      label: "Titre:",
                      color: kWhite,
                      isTitle: true,
                      initialValue: imageDTO.title.where((element) => element.language == language).first.value,
                      onChanged: (value) {
                        imageDTO.title.where((element) => element.language == language).first.value = value;
                      },
                    ),
                    TextFormInputContainer(
                      label: "Description:",
                      color: kWhite,
                      isTitle: false,
                      initialValue: imageDTO.description.where((element) => element.language == language).first.value,
                      onChanged: (value) {
                        imageDTO.description.where((element) => element.language == language).first.value = value;
                      },
                    ),
                  ],
                ),
              ),
            )
          ],
        ),
      )
    );
  }
  return translations;
}