352 lines
22 KiB
Dart
352 lines
22 KiB
Dart
import 'package:permission_handler/permission_handler.dart';
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import 'package:flutter_markdown/flutter_markdown.dart';
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import 'package:path_provider/path_provider.dart';
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import 'package:flutter/material.dart';
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import 'global_helper_functions.dart';
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import 'dart:io';
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class RenderNotes extends StatefulWidget {
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final String notes;
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RenderNotes({
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Key key,
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this.notes,
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}) : super(key: key);
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@override
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_RenderNotesState createState() => _RenderNotesState();
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}
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class _RenderNotesState extends State<RenderNotes> {
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final double textHeight = 1.5;
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final _textEditingController = TextEditingController();
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String _exportFileNameString = '';
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String fileName = '';
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@override
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void initState() {
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: ivory,
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body: CustomScrollView(
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slivers: <Widget>[
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SliverAppBar(
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floating: true,
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snap: false,
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pinned: false,
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expandedHeight: 50,
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title: const Text('Notes, MarkDown Supported'),
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),
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SliverToBoxAdapter(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: <Widget>[
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Container(
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margin: EdgeInsets.symmetric(
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horizontal: 10.0,
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),
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child: MarkdownBody(
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data: widget.notes,
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),
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),
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Row(
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children: <Widget>[
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Expanded(
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child: Container(),
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),
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Container(
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margin: EdgeInsets.all(20.0),
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child: ButtonTheme(
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height: 55,
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padding: EdgeInsets.only(
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top: 5, right: 12, bottom: 12, left: 10),
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child: RaisedButton(
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shape: RoundedRectangleBorder(
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borderRadius:
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BorderRadius.all(Radius.circular(6.0)),
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),
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color: peacockBlue,
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child: Text(
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'Export',
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style: TextStyle(
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height: textHeight,
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color: Colors.white,
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fontSize: 24,
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),
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),
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onPressed: () async {
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Map<PermissionGroup, PermissionStatus>
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_storagePermissions;
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PermissionStatus _storagePermission =
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await PermissionHandler()
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.checkPermissionStatus(
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PermissionGroup.storage);
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if (_storagePermission ==
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PermissionStatus.denied) {
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_storagePermissions = await PermissionHandler()
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.requestPermissions(
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[PermissionGroup.storage]);
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}
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if ((_storagePermission ==
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PermissionStatus.granted) ||
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(_storagePermissions.toString() ==
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PermissionStatus.granted.toString())) {
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Directory sdcard =
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await getExternalStorageDirectory();
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showDialog(
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context: context,
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builder: (BuildContext context) {
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return AlertDialog(
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backgroundColor: ivory,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.all(
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Radius.circular(6.0)),
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),
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title: Text(
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'File Name To Save As?',
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textAlign: TextAlign.center,
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style: TextStyle(
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color: candyApple,
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),
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),
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content: Column(
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mainAxisSize: MainAxisSize.min,
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children: <Widget>[
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TextField(
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controller:
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_textEditingController,
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keyboardType:
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TextInputType.multiline,
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maxLines: null,
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decoration: InputDecoration(
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hintText: 'i.e. timbuktu.md',
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),
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onChanged: (text) {
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_exportFileNameString = text;
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},
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),
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Container(
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margin: EdgeInsets.only(
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top: 40,
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bottom: 10,
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),
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child: ButtonTheme(
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height: 55,
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padding: EdgeInsets.only(
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top: 5,
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right: 12,
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bottom: 12,
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left: 10),
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child: RaisedButton(
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shape:
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RoundedRectangleBorder(
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borderRadius:
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BorderRadius.all(
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Radius.circular(
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6.0)),
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),
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color: peacockBlue,
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child: Text(
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'Export',
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style: TextStyle(
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height: textHeight,
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color: Colors.white,
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fontSize: 24,
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),
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),
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onPressed: () async {
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if (this
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._exportFileNameString
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.length >
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0) {
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String _fileName =
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'${sdcard.path}/${this._exportFileNameString}';
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File _file =
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File(_fileName);
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File _result =
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await _file
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.writeAsString(
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widget
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.notes);
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Navigator.of(context)
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.pop();
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if (_result == null) {
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setState(() {
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this.fileName =
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_fileName;
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});
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showDialog(
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context: context,
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builder:
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(BuildContext
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context) {
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return AlertDialog(
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backgroundColor:
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ivory,
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shape:
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RoundedRectangleBorder(
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borderRadius:
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BorderRadius.all(
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Radius.circular(6.0)),
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),
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title: Text(
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'Writing To\n\'$fileName\'\n(sdcard) Failed!',
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textAlign:
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TextAlign
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.center,
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style:
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TextStyle(
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color:
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candyApple,
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),
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),
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content:
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Column(
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mainAxisSize:
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MainAxisSize
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.min,
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children: <
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Widget>[
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Container(
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margin:
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EdgeInsets.only(
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top:
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40,
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bottom:
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10,
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),
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child:
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ButtonTheme(
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height:
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55,
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padding: EdgeInsets.only(
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top: 5,
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right: 12,
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bottom: 12,
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left: 10),
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child: RaisedButton(
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.all(Radius.circular(6.0)),
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),
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color: peacockBlue,
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child: Text(
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'OK',
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style: TextStyle(
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height: textHeight,
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color: Colors.white,
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fontSize: 24,
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),
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),
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onPressed: () async {
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Navigator.of(context).pop();
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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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} else {
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setState(() {
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this.fileName =
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_fileName;
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});
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showDialog(
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context: context,
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builder:
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(BuildContext
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context) {
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return AlertDialog(
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backgroundColor:
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ivory,
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shape:
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RoundedRectangleBorder(
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borderRadius:
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BorderRadius.all(
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Radius.circular(6.0)),
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),
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title: Text(
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'Writing To\n\'$fileName\'\n(sdcard) Succeeded!',
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textAlign:
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TextAlign
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.center,
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style:
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TextStyle(
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color:
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candyApple,
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),
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),
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content:
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Column(
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mainAxisSize:
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MainAxisSize
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.min,
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children: <
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Widget>[
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Container(
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margin:
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EdgeInsets.only(
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top:
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40,
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bottom:
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10,
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),
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child:
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ButtonTheme(
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height:
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55,
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padding: EdgeInsets.only(
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top: 5,
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right: 12,
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bottom: 12,
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left: 10),
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child: RaisedButton(
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.all(Radius.circular(6.0)),
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),
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color: peacockBlue,
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child: Text(
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'OK',
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style: TextStyle(
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height: textHeight,
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color: Colors.white,
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fontSize: 24,
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),
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),
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onPressed: () async {
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Navigator.of(context).pop();
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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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),
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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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);
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}
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}
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