invoice/lib/ui/app/document_grid.dart

329 lines
13 KiB
Dart

// Dart imports:
import 'dart:io';
// Flutter imports:
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
// Package imports:
import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter_redux/flutter_redux.dart';
import 'package:http/http.dart' as http;
import 'package:http/http.dart';
import 'package:image_picker/image_picker.dart';
import 'package:path_provider/path_provider.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:share/share.dart';
import 'package:url_launcher/url_launcher.dart';
// Project imports:
import 'package:invoiceninja_flutter/data/models/models.dart';
import 'package:invoiceninja_flutter/data/web_client.dart';
import 'package:invoiceninja_flutter/redux/app/app_state.dart';
import 'package:invoiceninja_flutter/ui/app/buttons/elevated_button.dart';
import 'package:invoiceninja_flutter/ui/app/icon_text.dart';
import 'package:invoiceninja_flutter/ui/app/lists/list_divider.dart';
import 'package:invoiceninja_flutter/ui/app/scrollable_listview.dart';
import 'package:invoiceninja_flutter/utils/dialogs.dart';
import 'package:invoiceninja_flutter/utils/files.dart';
import 'package:invoiceninja_flutter/utils/formatting.dart';
import 'package:invoiceninja_flutter/utils/icons.dart';
import 'package:invoiceninja_flutter/utils/localization.dart';
import 'package:invoiceninja_flutter/utils/platforms.dart';
class DocumentGrid extends StatelessWidget {
const DocumentGrid({
@required this.documents,
@required this.onUploadDocument,
@required this.onDeleteDocument,
this.onViewExpense,
});
final List<DocumentEntity> documents;
final Function(MultipartFile) onUploadDocument;
final Function(DocumentEntity, String, String) onDeleteDocument;
final Function(DocumentEntity) onViewExpense;
@override
Widget build(BuildContext context) {
final localization = AppLocalization.of(context);
final state = StoreProvider.of<AppState>(context).state;
return ScrollableListView(
children: [
if (state.isEnterprisePlan)
Padding(
padding: const EdgeInsets.only(left: 16, bottom: 16, right: 16),
child: Row(
children: <Widget>[
if (isMobileOS()) ...[
Expanded(
child: AppButton(
iconData: Icons.camera_alt,
label: localization.takePicture,
onPressed: () async {
final status = await Permission.camera.status;
if (status == PermissionStatus.granted) {
final image = await ImagePicker()
.pickImage(source: ImageSource.camera);
if (image != null && image.path != null) {
final bytes = await image.readAsBytes();
final multipartFile = MultipartFile.fromBytes(
'documents[]', bytes,
filename: image.path.split('/').last);
onUploadDocument(multipartFile);
}
} else {
openAppSettings();
}
},
),
),
SizedBox(
width: 14,
),
],
if (supportsFileUpload())
Expanded(
child: AppButton(
iconData: Icons.insert_drive_file,
label: localization.uploadFile,
onPressed: () async {
final multipartFile = await pickFile(
fileIndex: 'documents[]',
allowedExtensions:
DocumentEntity.ALLOWED_EXTENSIONS);
if (multipartFile != null) {
onUploadDocument(multipartFile);
}
},
),
),
],
),
)
else
Padding(
padding: EdgeInsets.symmetric(vertical: 30),
child: Center(
child: Text(
localization.requiresAnEnterprisePlan,
style: TextStyle(fontSize: 18, color: Colors.grey),
),
),
),
ListDivider(),
LayoutBuilder(builder: (context, constraints) {
return GridView.count(
physics: NeverScrollableScrollPhysics(),
padding: EdgeInsets.all(6),
childAspectRatio: ((constraints.maxWidth / 2) - 8) / 200,
shrinkWrap: true,
primary: true,
crossAxisCount: 2,
children: documents
.map((document) => DocumentTile(
document: document,
onDeleteDocument: onDeleteDocument,
onViewExpense: onViewExpense,
isFromExpense: false,
))
.toList(),
);
}),
],
);
}
}
class DocumentTile extends StatelessWidget {
const DocumentTile({
@required this.document,
@required this.onDeleteDocument,
@required this.onViewExpense,
@required this.isFromExpense,
});
final DocumentEntity document;
final Function(DocumentEntity, String, String) onDeleteDocument;
final Function(DocumentEntity) onViewExpense;
final bool isFromExpense;
@override
Widget build(BuildContext context) {
final localization = AppLocalization.of(context);
final store = StoreProvider.of<AppState>(context);
final state = store.state;
return Column(
mainAxisSize: MainAxisSize.max,
children: <Widget>[
Padding(
padding: const EdgeInsets.all(4),
child: Card(
elevation: 4,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
DocumentPreview(
document,
height: 110,
),
Padding(
padding: const EdgeInsets.all(4),
child: Stack(
children: [
Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
Text(
document.name ?? '',
style: Theme.of(context).textTheme.headline6,
overflow: TextOverflow.ellipsis,
maxLines: 1,
),
Text(
'${formatDate(convertTimestampToDateString(document.createdAt), context)}\n${document.prettySize}',
style: Theme.of(context).textTheme.caption,
overflow: TextOverflow.ellipsis,
maxLines: 2,
),
],
),
Align(
alignment: Alignment.bottomRight,
child: Padding(
padding: const EdgeInsets.only(top: 22),
child: PopupMenuButton<String>(
onSelected: (value) async {
if (value == localization.view) {
launch(state.account.defaultUrl +
document.downloadUrl +
'?inline=true');
} else if (value == localization.download) {
if (kIsWeb ||
(!Platform.isIOS && !Platform.isAndroid)) {
launch(state.account.defaultUrl +
document.downloadUrl);
} else {
Directory directory;
if (Platform.isAndroid) {
directory =
await getExternalStorageDirectory();
} else {
directory =
await getApplicationDocumentsDirectory();
}
final String folder =
'${directory.path}/documents';
await Directory(folder)
.create(recursive: true);
final filePath = '$folder/${document.name}';
final http.Response response =
await WebClient().get(
document.url, state.credentials.token,
rawResponse: true);
await File(filePath)
.writeAsBytes(response.bodyBytes);
await Share.shareFiles([filePath]);
}
} else if (value == localization.delete) {
confirmCallback(
context: context,
callback: (_) {
passwordCallback(
context: context,
callback: (password, idToken) {
onDeleteDocument(
document, password, idToken);
Navigator.pop(context);
});
});
} else if (value == localization.viewExpense) {
onViewExpense(document);
}
},
itemBuilder: (context) {
return [
PopupMenuItem<String>(
child: IconText(
text: localization.view,
icon: Icons.open_in_browser,
),
value: localization.view,
),
PopupMenuItem<String>(
child: IconText(
text: localization.download,
icon: Icons.download,
),
value: localization.download,
),
PopupMenuItem<String>(
child: IconText(
text: localization.delete,
icon: Icons.delete,
),
value: localization.delete,
),
];
},
),
),
),
],
),
)
],
),
),
),
],
);
}
}
class DocumentPreview extends StatelessWidget {
const DocumentPreview(this.document, {this.height});
final DocumentEntity document;
final double height;
@override
Widget build(BuildContext context) {
final state = StoreProvider.of<AppState>(context).state;
if (['png', 'jpg', 'jpeg'].contains(document.type)) {
return CachedNetworkImage(
height: height,
width: double.infinity,
fit: BoxFit.cover,
key: ValueKey(document.preview),
imageUrl: document.url,
//imageRenderMethodForWeb: ImageRenderMethodForWeb.HttpGet,
httpHeaders: {'X-API-TOKEN': state.credentials.token},
placeholder: (context, url) => Container(
height: height,
child: Center(
child: CircularProgressIndicator(),
),
),
errorWidget: (context, url, Object error) => Text(
'$error: $url',
maxLines: 6,
overflow: TextOverflow.ellipsis,
));
}
return SizedBox(
height: height,
width: double.infinity,
child: Icon(getFileTypeIcon(document.type), size: 40),
);
}
}