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feat: add Android dialog mode for external downloads (#1362)
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@@ -0,0 +1,299 @@
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:get/get.dart';
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import 'package:path/path.dart' as path;
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import '../../../../api/api.dart';
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import '../../../../api/model/create_task.dart';
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import '../../../../api/model/create_task_batch.dart';
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import '../../../../api/model/options.dart';
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import '../../../../api/model/resolve_result.dart';
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import '../../../../api/model/resolve_task.dart';
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import '../../../../util/message.dart';
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import '../../../views/directory_selector.dart';
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import '../../app/controllers/app_controller.dart';
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class CreateDialogView extends StatefulWidget {
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const CreateDialogView({Key? key}) : super(key: key);
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@override
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State<CreateDialogView> createState() => _CreateDialogViewState();
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}
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class _CreateDialogViewState extends State<CreateDialogView> {
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final _pathController = TextEditingController();
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final _nameController = TextEditingController();
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CreateTask? _createTask;
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ResolveResult? _resolveResult;
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Object? _error;
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bool _resolving = true;
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bool _creating = false;
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@override
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void initState() {
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super.initState();
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final appController = Get.find<AppController>();
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_pathController.text = renderPathPlaceholders(
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appController.downloaderConfig.value.downloadDir,
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);
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WidgetsBinding.instance.addPostFrameCallback((_) => _loadArguments());
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}
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@override
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void dispose() {
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_pathController.dispose();
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_nameController.dispose();
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super.dispose();
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}
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Future<void> _loadArguments() async {
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final args = Get.rootDelegate.arguments();
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if (args is! CreateTask || args.req?.url.isNotEmpty != true) {
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if (mounted) {
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setState(() {
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_resolving = false;
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});
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}
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return;
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}
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_createTask = args;
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if (args.opts?.path.isNotEmpty == true) {
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_pathController.text = args.opts!.path;
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}
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if (args.opts?.name.isNotEmpty == true) {
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_nameController.text = args.opts!.name;
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} else {
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_nameController.text = _fallbackName(args.req!.url);
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}
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await _resolve(args);
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}
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Future<void> _resolve(CreateTask createTask) async {
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setState(() {
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_resolving = true;
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_error = null;
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});
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try {
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final opt = Options(
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name: createTask.opts?.name ?? '',
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path: _pathController.text,
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selectFiles: const [],
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extra: _optsExtra(),
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);
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final result = await resolve(
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ResolveTask(req: createTask.req!, opts: opt),
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);
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if (!mounted) return;
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setState(() {
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_resolveResult = result;
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if (_nameController.text.trim().isEmpty ||
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_nameController.text == _fallbackName(createTask.req!.url)) {
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_nameController.text = _resolvedName(result, createTask.req!.url);
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}
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});
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} catch (e) {
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if (!mounted) return;
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setState(() {
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_error = e;
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});
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} finally {
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if (mounted) {
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setState(() {
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_resolving = false;
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});
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}
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}
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}
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Future<void> _confirm() async {
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final createTaskParams = _createTask;
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if (createTaskParams?.req == null) {
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return;
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}
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setState(() {
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_creating = true;
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});
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try {
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final rr = _resolveResult;
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final optExtra = _optsExtra();
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if (rr == null) {
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await createTask(
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CreateTask(
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req: createTaskParams!.req,
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opts: Options(
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name: _nameController.text.trim(),
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path: _pathController.text,
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selectFiles: const [],
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extra: optExtra,
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),
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),
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);
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} else if (rr.id.isEmpty) {
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final reqs = rr.res.files.map((file) {
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return CreateTaskBatchItem(
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req: file.req ?? createTaskParams!.req,
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opts: Options(
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name: file.name,
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path: path.join(_pathController.text, rr.res.name, file.path),
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selectFiles: const [],
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extra: optExtra,
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),
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);
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}).toList();
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await createTaskBatch(CreateTaskBatch(reqs: reqs));
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} else {
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await createTask(
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CreateTask(
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rid: rr.id,
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opts: Options(
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name: _nameController.text.trim(),
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path: _pathController.text,
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selectFiles: rr.res.files.asMap().keys.toList(),
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extra: optExtra,
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),
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),
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);
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}
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await SystemNavigator.pop();
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} catch (e) {
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showErrorMessage(e);
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if (mounted) {
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setState(() {
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_creating = false;
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});
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}
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}
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}
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Object _optsExtra() {
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final httpConfig =
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Get.find<AppController>().downloaderConfig.value.protocolConfig.http;
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return OptsExtraHttp(connections: httpConfig.connections);
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}
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String _resolvedName(ResolveResult result, String url) {
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if (result.res.name.trim().isNotEmpty) {
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return result.res.name;
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}
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if (result.res.files.length == 1) {
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return result.res.files.first.name;
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}
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return _fallbackName(url);
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}
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String _fallbackName(String url) {
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final uri = Uri.tryParse(url);
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final uriName = uri == null ? '' : path.basename(uri.path);
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if (uriName.isNotEmpty && uriName != '.') {
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return uriName;
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}
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return url;
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}
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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return Scaffold(
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backgroundColor: Colors.transparent,
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body: SafeArea(
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child: Center(
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child: Material(
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color: theme.colorScheme.surface,
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elevation: 16,
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borderRadius: BorderRadius.circular(8),
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clipBehavior: Clip.antiAlias,
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child: ConstrainedBox(
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constraints: const BoxConstraints(maxWidth: 420),
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child: Padding(
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padding: const EdgeInsets.fromLTRB(20, 16, 20, 16),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: [
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Row(
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children: [
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Expanded(
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child: Text(
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'create'.tr,
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style: theme.textTheme.titleMedium,
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overflow: TextOverflow.ellipsis,
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),
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),
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IconButton(
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icon: const Icon(Icons.close),
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onPressed: _creating ? null : SystemNavigator.pop,
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tooltip: 'cancel'.tr,
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),
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],
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),
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const SizedBox(height: 8),
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if (_resolving)
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const LinearProgressIndicator(minHeight: 2)
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else
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const SizedBox(height: 2),
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const SizedBox(height: 14),
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TextField(
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controller: _nameController,
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enabled: !_creating,
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decoration: InputDecoration(
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labelText: 'rename'.tr,
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prefixIcon: const Icon(Icons.insert_drive_file),
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),
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maxLines: 1,
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),
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const SizedBox(height: 12),
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DirectorySelector(
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controller: _pathController,
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showAndoirdToggle: true,
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allowEdit: true,
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),
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if (_error != null) ...[
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const SizedBox(height: 12),
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Text(
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_error.toString(),
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style: theme.textTheme.bodySmall?.copyWith(
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color: theme.colorScheme.error,
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),
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maxLines: 3,
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overflow: TextOverflow.ellipsis,
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),
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],
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const SizedBox(height: 18),
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Row(
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mainAxisAlignment: MainAxisAlignment.end,
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children: [
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TextButton(
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onPressed: _creating ? null : SystemNavigator.pop,
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child: Text('cancel'.tr),
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),
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const SizedBox(width: 8),
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ElevatedButton(
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onPressed:
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(_resolving || _creating) ? null : _confirm,
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child: _creating
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? const SizedBox.square(
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dimension: 18,
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child: CircularProgressIndicator(
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strokeWidth: 2,
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),
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)
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: Text('download'.tr),
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),
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],
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),
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],
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),
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),
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),
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),
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),
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),
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);
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}
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}
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