improve export/import

Signed-off-by: dom <githubaccount56556@proton.me>
This commit is contained in:
dom
2026-03-14 16:13:54 +08:00
parent 0788a4de2d
commit b9e543f26b
5 changed files with 443 additions and 243 deletions

View File

@@ -0,0 +1,278 @@
import 'dart:async' show FutureOr;
import 'dart:convert' show utf8, jsonDecode;
import 'dart:io' show File;
import 'package:PiliPlus/common/constants.dart' show StyleString;
import 'package:PiliPlus/utils/extension/context_ext.dart';
import 'package:PiliPlus/utils/utils.dart';
import 'package:file_picker/file_picker.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart' show Clipboard;
import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
import 'package:get/get_core/src/get_main.dart';
import 'package:get/get_navigation/src/extension_navigation.dart';
import 'package:intl/intl.dart' show DateFormat;
import 'package:re_highlight/languages/json.dart';
import 'package:re_highlight/re_highlight.dart';
import 'package:re_highlight/styles/base16/github.dart';
import 'package:re_highlight/styles/github-dark.dart';
void exportToClipBoard({
required ValueGetter<String> onExport,
}) {
Utils.copyText(onExport());
}
void exportToLocalFile({
required ValueGetter<String> onExport,
required ValueGetter<String> localFileName,
}) {
final res = utf8.encode(onExport());
Utils.saveBytes2File(
name:
'piliplus_${localFileName()}_'
'${DateFormat('yyyyMMddHHmmss').format(DateTime.now())}.json',
bytes: res,
allowedExtensions: const ['json'],
);
}
Future<void> importFromClipBoard<T>(
BuildContext context, {
required String title,
required ValueGetter<String> onExport,
required FutureOr<void> Function(T json) onImport,
bool showConfirmDialog = true,
}) async {
final data = await Clipboard.getData('text/plain');
if (data?.text?.isNotEmpty != true) {
SmartDialog.showToast('剪贴板无数据');
return;
}
if (!context.mounted) return;
final text = data!.text!;
late final T json;
late final String formatText;
try {
json = jsonDecode(text);
formatText = Utils.jsonEncoder.convert(json);
} catch (e) {
SmartDialog.showToast('解析json失败$e');
return;
}
bool? executeImport;
if (showConfirmDialog) {
final highlight = Highlight()..registerLanguage('json', langJson);
final result = highlight.highlight(
code: formatText,
language: 'json',
);
late TextSpanRenderer renderer;
bool? isDarkMode;
executeImport = await showDialog(
context: context,
builder: (context) {
final isDark = context.isDarkMode;
if (isDark != isDarkMode) {
isDarkMode = isDark;
renderer = TextSpanRenderer(
const TextStyle(),
isDark ? githubDarkTheme : githubTheme,
);
result.render(renderer);
}
return AlertDialog(
title: Text('是否导入如下$title'),
content: SingleChildScrollView(
child: Text.rich(renderer.span!),
),
actions: [
TextButton(
onPressed: Get.back,
child: Text(
'取消',
style: TextStyle(
color: Theme.of(context).colorScheme.outline,
),
),
),
TextButton(
onPressed: () => Get.back(result: true),
child: const Text('确定'),
),
],
);
},
);
} else {
executeImport = true;
}
if (executeImport ?? false) {
try {
await onImport(json);
SmartDialog.showToast('导入成功');
} catch (e) {
SmartDialog.showToast('导入失败:$e');
}
}
}
Future<void> importFromLocalFile<T>({
required FutureOr<void> Function(T json) onImport,
}) async {
final result = await FilePicker.pickFiles();
if (result != null) {
final path = result.files.first.path;
if (path != null) {
final data = await File(path).readAsString();
late final T json;
try {
json = jsonDecode(data);
} catch (e) {
SmartDialog.showToast('解析json失败$e');
return;
}
try {
await onImport(json);
SmartDialog.showToast('导入成功');
} catch (e) {
SmartDialog.showToast('导入失败:$e');
}
}
}
}
void importFromInput<T>(
BuildContext context, {
required String title,
required FutureOr<void> Function(T json) onImport,
}) {
final key = GlobalKey<FormFieldState<String>>();
late T json;
String? forceErrorText;
showDialog(
context: context,
builder: (context) => AlertDialog(
title: Text('输入$title'),
constraints: StyleString.dialogFixedConstraints,
content: TextFormField(
key: key,
minLines: 4,
maxLines: 12,
autofocus: true,
decoration: const InputDecoration(
border: OutlineInputBorder(),
errorMaxLines: 3,
),
validator: (value) {
if (forceErrorText != null) return forceErrorText;
try {
json = jsonDecode(value!) as T;
return null;
} catch (e) {
if (e is FormatException) {}
return '解析json失败$e';
}
},
),
actions: [
TextButton(
onPressed: Get.back,
child: Text(
'取消',
style: TextStyle(
color: Theme.of(context).colorScheme.outline,
),
),
),
TextButton(
onPressed: () async {
if (key.currentState?.validate() == true) {
try {
await onImport(json);
Get.back();
SmartDialog.showToast('导入成功');
return;
} catch (e) {
forceErrorText = '导入失败:$e';
}
key.currentState?.validate();
forceErrorText = null;
}
},
child: const Text('确定'),
),
],
),
);
}
Future<void> showImportExportDialog<T>(
BuildContext context, {
required String title,
String? label,
required ValueGetter<String> onExport,
required FutureOr<void> Function(T json) onImport,
required ValueGetter<String> localFileName,
}) => showDialog(
context: context,
builder: (context) {
const style = TextStyle(fontSize: 14);
return SimpleDialog(
clipBehavior: Clip.hardEdge,
title: Text('导入/导出$title'),
children: [
ListTile(
dense: true,
title: const Text('导出至剪贴板', style: style),
onTap: () {
Get.back();
exportToClipBoard(onExport: onExport);
},
),
ListTile(
dense: true,
title: const Text('导出文件至本地', style: style),
onTap: () {
Get.back();
exportToLocalFile(onExport: onExport, localFileName: localFileName);
},
),
Divider(
height: 1,
color: ColorScheme.of(context).outline.withValues(alpha: 0.1),
),
ListTile(
dense: true,
title: const Text('输入', style: style),
onTap: () {
Get.back();
importFromInput<T>(context, title: title, onImport: onImport);
},
),
ListTile(
dense: true,
title: const Text('从剪贴板导入', style: style),
onTap: () {
Get.back();
importFromClipBoard<T>(
context,
title: title,
onExport: onExport,
onImport: onImport,
);
},
),
ListTile(
dense: true,
title: const Text('从本地文件导入', style: style),
onTap: () {
Get.back();
importFromLocalFile<T>(onImport: onImport);
},
),
],
);
},
);