manager-app/lib/Screens/Resources/new_resource_popup.dart

import 'dart:io';

import 'package:manager_app/Components/resource_tab.dart';
import 'package:flutter/material.dart';
import 'package:manager_app/Components/message_notification.dart';
import 'package:manager_app/Components/rounded_button.dart';
import 'package:manager_app/Components/string_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';

import 'package:http/http.dart' as http;

void showNewResource(AppContext appContext, BuildContext context) {
  ResourceDetailDTO resourceDetailDTO = new ResourceDetailDTO();
  Size size = MediaQuery.of(context).size;
  var fileName;
  File fileToSend;

  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("Nouvelle ressource", style: new TextStyle(fontSize: 25, fontWeight: FontWeight.w400)),
                Column(
                  children: [
                    StringInputContainer(
                      label: "Nom :",
                      initialValue: resourceDetailDTO.label,
                      onChanged: (value) {
                        resourceDetailDTO.label = value;
                      },
                    ),
                    if (fileName != null) new Text(fileName),
                  ],
                ),
                Container(
                    width: size.width *0.5,
                    height: size.height *0.5,
                    child: ResourceTab(
                      resourceDetailDTO: resourceDetailDTO,
                      onFileUpload: (File file) {
                        fileToSend = file;
                      },
                    )
                ),
              ],
            ),
          ),
        ),
        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: 150,
                  height: 70,
                  child: RoundedButton(
                    text: "Créer",
                    icon: Icons.check,
                    color: kPrimaryColor,
                    textColor: kWhite,
                    press: () {
                      create(resourceDetailDTO, fileToSend, appContext, context);
                    },
                    fontSize: 20,
                  ),
                ),
              ),
            ],
          ),
        ],
      ), context: context
  );
}

void create(ResourceDetailDTO resourceDetailDTO, File file, AppContext appContext, context) async {
  if (resourceDetailDTO.label != null) {
    switch(resourceDetailDTO.type) {
      case ResourceType.image:
      case ResourceType.video:
        if (file != null) {
          var request = http.MultipartRequest('POST', Uri.parse(appContext.getContext().clientAPI.resourceApi.apiClient.basePath+"/api/Resource/upload"));
          request.files.add(
              await http.MultipartFile(
                  'picture',
                  file.readAsBytes().asStream(),
                  file.lengthSync(),
                  filename: file.path.toString().split("/").last
              )
          );

          // Todo Add header with bearer token (get via managercontext - token value)
          //request.headers.addEntries(newEntries)

          request.fields['label'] = resourceDetailDTO.label;
          request.fields['type'] = ResourceType.image.toString();

          var res = await request.send();

          if (res.statusCode == 200) {
            // To refresh only (UGLY COOOOODE)
            ManagerAppContext managerAppContext = appContext.getContext();
            appContext.setContext(managerAppContext);

            showNotification(Colors.green, kWhite, 'La ressource a été créée avec succès', context);
          } else {
            showNotification(kPrimaryColor, kWhite, 'Une erreur est survenue lors de la création de la ressource', context);
          }

        } else {
          showNotification(Colors.orange, kWhite, 'Aucun fichier n\'a été chargé', context);
        }
        Navigator.of(context).pop();
        break;
      case ResourceType.imageUrl:
      case ResourceType.videoUrl:
        if (resourceDetailDTO.data != null) {
          // test if Correct url
          bool _validURL = Uri.parse(resourceDetailDTO.data).isAbsolute;
          if(_validURL) {
            Navigator.of(context).pop();

            ResourceDetailDTO newResource = await appContext.getContext().clientAPI.resourceApi.resourceCreate(resourceDetailDTO);

            // To refresh only (UGLY COOOOODE)
            ManagerAppContext managerAppContext = appContext.getContext();
            appContext.setContext(managerAppContext);

            showNotification(Colors.green, kWhite, 'La ressource a été créée avec succès', context);
          } else {
            showNotification(Colors.orange, kWhite, 'L\'url est invalide', context);
          }
        } else {
          showNotification(Colors.orange, kWhite, 'Veuillez remplir le champ URL', context);
        }
        break;
    }
  } else {
    showNotification(Colors.orange, kWhite, 'Veuillez donner un nom à la ressource', context);
  }
}