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

220 lines
9.1 KiB
Dart

import 'dart:io';
import 'package:file_picker/file_picker.dart';
import 'package:firebase_storage/firebase_storage.dart';
import 'package:flutter/material.dart';
import 'package:manager_app/Components/loading_common.dart';
import 'package:manager_app/Components/message_notification.dart';
import 'package:manager_app/Models/managerContext.dart';
import 'package:manager_app/Screens/Resources/new_resource_popup.dart';
import 'package:manager_app/Screens/Resources/resource_body_grid.dart';
import 'package:manager_app/Screens/Resources/show_resource_popup.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';
import 'package:http/http.dart' as http;
import 'package:flutter/foundation.dart' show kIsWeb;
import 'package:path/path.dart' as Path;
import 'dart:html' as html;
class ResourcesScreen extends StatefulWidget {
final Function? onGetResult; //return ResourceDTO
final bool isImage;
final bool isAddButton;
final bool isFilter;
final List<ResourceType> resourceTypes;
const ResourcesScreen({
Key? key,
this.isImage = false,
this.onGetResult,
this.isAddButton = true,
required this.resourceTypes,
this.isFilter = true
}) : super(key: key);
@override
_ResourcesScreenState createState() => _ResourcesScreenState();
}
class _ResourcesScreenState extends State<ResourcesScreen> {
String? filter;
bool? isLoading;
@override
Widget build(BuildContext context) {
final appContext = Provider.of<AppContext>(context);
Size size = MediaQuery.of(context).size;
return FutureBuilder(
future: getResources(widget.onGetResult, widget.isImage, appContext, widget.resourceTypes),
builder: (context, AsyncSnapshot<dynamic> snapshot) {
if (snapshot.connectionState == ConnectionState.done) {
if(snapshot.data != null) {
List<ResourceDTO> tempOutput = [];
if(!widget.isAddButton) {
tempOutput.add(ResourceDTO());
tempOutput.addAll(new List<ResourceDTO>.from(snapshot.data));
} else {
tempOutput = new List<ResourceDTO>.from(snapshot.data);
}
return ResourceBodyGrid(
resources: tempOutput,
resourceTypesIn: widget.isImage ? resource_types.where((rt) => rt.type == ResourceType.Image || rt.type == ResourceType.ImageUrl).map((rt) => rt.type).toList() : widget.resourceTypes,
isAddButton: widget.isAddButton,
onSelect: (value) async {
if (widget.onGetResult == null) {
// Main screen
if (value.id == null) {
List<dynamic>? result = await showNewResource(appContext, context);
if (result != null)
{
await create(result[0], result[1], result[2], appContext, context);
setState(() {}); // For refresh
}
} else {
var result = await showResource(value, appContext, context, size);
if(result != null) {
// Update resource
ManagerAppContext managerAppContext = appContext.getContext() as ManagerAppContext;
try{
var resourceUpdated = managerAppContext.clientAPI!.resourceApi!.resourceUpdate(result);
setState(() {
// refresh ui
showNotification(kSuccess, kWhite, 'La ressource a été mise à jour avec succès', context, null);
});
} catch (e) {
print("Error during updating resource");
}
}
}
} else {
// Result for select modal
widget.onGetResult!(value);
}
});//bodyGrid(tempOutput, size, appContext);
} else {
return Text("No data");
}
} else if (snapshot.connectionState == ConnectionState.none) {
return Text("No data");
} else {
return Center(
child: Container(
height: size.height * 0.2,
child: LoadingCommon()
)
);
}
}
);
}
}
Future<List<ResourceDTO>?> getResources(Function? onGetResult, bool isImage, AppContext appContext, List<ResourceType> types) async {
types = types != null ? types : [];
List<ResourceDTO>? resources = await (appContext.getContext() as ManagerAppContext).clientAPI!.resourceApi!.resourceGet(instanceId: (appContext.getContext() as ManagerAppContext).instanceId, types: types);
if (onGetResult != null && isImage && resources != null) {
resources = resources.where((element) => element.type == ResourceType.Image || element.type == ResourceType.ImageUrl || element.type == ResourceType.Audio).toList();
}
return resources;
}
Future<ResourceDTO?> create(ResourceDTO resourceDTO, List<File>? files, List<PlatformFile>? filesWeb, AppContext appContext, context) async {
switch(resourceDTO.type) {
case ResourceType.Audio:
case ResourceType.Image:
case ResourceType.Video:
var request = http.MultipartRequest('POST', Uri.parse((appContext.getContext() as ManagerAppContext).clientAPI!.resourceApi!.apiClient.basePath+"/api/Resource/upload"));
if (kIsWeb) {
for (PlatformFile file in filesWeb!) {
request.files.add(
await http.MultipartFile.fromBytes(
'picture',
file.bytes!,
filename: file.name
)
);
}
} else {
for (File file in files!) {
request.files.add(
await http.MultipartFile(
'picture',
file.readAsBytes().asStream(),
file.lengthSync(),
filename: file.path.toString().split("/").last
)
);
}
}
ManagerAppContext managerAppContext = appContext.getContext();
request.headers["authorization"]="Bearer ${managerAppContext.accessToken}";
request.fields['label'] = resourceDTO.label!;
request.fields['type'] = resourceDTO.type.toString();
request.fields['instanceId'] = managerAppContext.instanceId!;
var res = await request.send();
await res.stream.bytesToString();
if (res.statusCode == 200) {
// TODO just create resource ref with download url from followed
try {
for (PlatformFile platformFile in filesWeb!) {
resourceDTO.instanceId = (appContext.getContext() as ManagerAppContext).instanceId;
ResourceDTO? newResource = await (appContext.getContext() as ManagerAppContext).clientAPI!.resourceApi!.resourceCreate(resourceDTO);
if(newResource != null) {
FirebaseStorage storage = FirebaseStorage.instance;
Reference ref = storage.ref().child('pictures/${appContext.getContext().instanceId}/${Path.basename(newResource.id!.toString())}');
UploadTask uploadTask = ref.putData(platformFile.bytes!);
uploadTask.then((res) {
res.ref.getDownloadURL().then((urlImage) {
showNotification(Colors.green, kWhite, 'La ressource a été créée avec succès', context, null);
newResource.data = urlImage;
(appContext.getContext() as ManagerAppContext).clientAPI!.resourceApi!.resourceUpdate(newResource);
return newResource;
});
});
}
showNotification(Colors.orange, kWhite, 'Une erreur est survenue lors de la création de la ressource', context, null);
return null;
}
} catch (e) {
print('Error uploading file: $e');
}
return null;
} else {
showNotification(kPrimaryColor, kWhite, 'Erreur, attention, la taille de la ressource doit être inférieure à 1.5Mb', context, null);
}
break;
case ResourceType.ImageUrl:
case ResourceType.VideoUrl:
if (resourceDTO.data != null) {
// test if Correct url
bool _validURL = Uri.parse(resourceDTO.data!).isAbsolute;
if(_validURL) {
resourceDTO.instanceId = (appContext.getContext() as ManagerAppContext).instanceId;
ResourceDTO? newResource = await (appContext.getContext() as ManagerAppContext).clientAPI!.resourceApi!.resourceCreate(resourceDTO);
showNotification(Colors.green, kWhite, 'La ressource a été créée avec succès', context, null);
return newResource;
} else {
showNotification(Colors.orange, kWhite, 'L\'url est invalide', context, null);
}
} else {
showNotification(Colors.orange, kWhite, 'Veuillez remplir le champ URL', context, null);
}
break;
}
}