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bug: showcase the bug with linkMany relation #402

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bug: showcase the bug with linkMany relation #402

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112 changes: 71 additions & 41 deletions objectbox/example/flutter/objectbox_demo/lib/main.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -67,46 +67,72 @@ class _MyHomePageState extends State<MyHomePage> {
}

GestureDetector Function(BuildContext, int) _itemBuilder(List<Note> notes) =>
(BuildContext context, int index) => GestureDetector(
onTap: () => objectbox.noteBox.remove(notes[index].id),
child: Row(
children: <Widget>[
Expanded(
child: Container(
decoration: const BoxDecoration(
border:
Border(bottom: BorderSide(color: Colors.black12))),
child: Padding(
padding: const EdgeInsets.symmetric(
vertical: 18.0, horizontal: 10.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
Text(
notes[index].text,
style: const TextStyle(
fontSize: 15.0,
),
// Provide a Key for the integration test
key: Key('list_item_$index'),
(BuildContext context, int index) {
final note = notes[index];
return GestureDetector(
onTap: () => objectbox.noteBox.remove(note.id),
child: Row(
children: <Widget>[
Expanded(
child: Container(
decoration: const BoxDecoration(
border: Border(
bottom: BorderSide(color: Colors.black12),
),
),
child: Padding(
padding: const EdgeInsets.symmetric(
vertical: 18.0, horizontal: 10.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
Text(
note.text,
style: const TextStyle(
fontSize: 15.0,
),
Padding(
padding: const EdgeInsets.only(top: 5.0),
child: Text(
'Added on ${notes[index].dateFormat}',
style: const TextStyle(
fontSize: 12.0,
// Provide a Key for the integration test
key: Key('list_item_$index'),
),
Wrap(
children: [
for (final att in note.attachment)
Padding(
padding: const EdgeInsets.only(right: 8.0),
child: Text(
'A: ${att.id}',
style: TextStyle(fontSize: 10),
),
),
],
),
Padding(
padding: const EdgeInsets.only(top: 5.0),
child: Text(
'Added on ${notes[index].dateFormat}',
style: const TextStyle(
fontSize: 12.0,
),
),
],
),
),
],
),
),
),
],
),
);
),
IconButton(
onPressed: () {
note.attachment.add(
Attachment('Hello'),
);
objectbox.noteBox.put(note);
},
icon: const Icon(Icons.attach_file),
)
],
),
);
};

@override
Widget build(BuildContext context) => Scaffold(
Expand All @@ -125,7 +151,8 @@ class _MyHomePageState extends State<MyHomePage> {
padding: const EdgeInsets.symmetric(horizontal: 10.0),
child: TextField(
decoration: const InputDecoration(
hintText: 'Enter a new note'),
hintText: 'Enter a new note',
),
controller: _noteInputController,
onSubmitted: (value) => _addNote(),
// Provide a Key for the integration test
Expand All @@ -152,13 +179,16 @@ class _MyHomePageState extends State<MyHomePage> {
),
),
Expanded(
child: StreamBuilder<List<Note>>(
stream: _listController.stream,
builder: (context, snapshot) => ListView.builder(
shrinkWrap: true,
padding: const EdgeInsets.symmetric(horizontal: 20.0),
itemCount: snapshot.hasData ? snapshot.data!.length : 0,
itemBuilder: _itemBuilder(snapshot.data ?? []))))
child: StreamBuilder<List<Note>>(
stream: _listController.stream,
builder: (context, snapshot) => ListView.builder(
shrinkWrap: true,
padding: const EdgeInsets.symmetric(horizontal: 20.0),
itemCount: snapshot.hasData ? snapshot.data!.length : 0,
itemBuilder: _itemBuilder(snapshot.data ?? []),
),
),
)
]),
// We need a separate submit button because flutter_driver integration
// test doesn't support submitting a TextField using "enter" key.
Expand Down
26 changes: 22 additions & 4 deletions objectbox/example/flutter/objectbox_demo/lib/model.dart
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Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
import 'package:equatable/equatable.dart';
import 'package:intl/intl.dart';
import 'package:objectbox/objectbox.dart';

Expand All @@ -6,7 +7,10 @@ import 'objectbox.g.dart';
// ignore_for_file: public_member_api_docs

@Entity()
class Note {
class Note extends Equatable {
Note(this.text, {this.id = 0, this.comment, DateTime? date})
: date = date ?? DateTime.now();

int id;

String text;
Expand All @@ -15,8 +19,22 @@ class Note {
/// Note: Stored in milliseconds without time zone info.
DateTime date;

Note(this.text, {this.id = 0, this.comment, DateTime? date})
: date = date ?? DateTime.now();

String get dateFormat => DateFormat('dd.MM.yyyy hh:mm:ss').format(date);

ToMany<Attachment> attachment = ToMany<Attachment>();

@override
List<Object?> get props => [id, text, comment, date];
}

@Entity()
class Attachment extends Equatable {
Attachment(this.content);

int id = 0;

final String content;

@override
List<Object?> get props => [id, content];
}
29 changes: 27 additions & 2 deletions objectbox/example/flutter/objectbox_demo/lib/objectbox-model.json
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Original file line number Diff line number Diff line change
Expand Up @@ -30,12 +30,37 @@
"type": 10
}
],
"relations": [
{
"id": "1:7144087601680027171",
"name": "attachment",
"targetId": "2:332880768092001438"
}
]
},
{
"id": "2:332880768092001438",
"lastPropertyId": "2:3461296757897168890",
"name": "Attachment",
"properties": [
{
"id": "1:5876356419799926351",
"name": "id",
"type": 6,
"flags": 1
},
{
"id": "2:3461296757897168890",
"name": "content",
"type": 9
}
],
"relations": []
}
],
"lastEntityId": "1:2802681814019499133",
"lastEntityId": "2:332880768092001438",
"lastIndexId": "0:0",
"lastRelationId": "0:0",
"lastRelationId": "1:7144087601680027171",
"lastSequenceId": "0:0",
"modelVersion": 5,
"modelVersionParserMinimum": 5,
Expand Down
4 changes: 3 additions & 1 deletion objectbox/example/flutter/objectbox_demo/lib/objectbox.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,9 @@ class ObjectBox {
noteBox = Box<Note>(store);

final qBuilder = noteBox.query()
..order(Note_.date, flags: Order.descending);
..order(Note_.date, flags: Order.descending)
// Comment to see it working
..linkMany(Note_.attachment);
queryStream = qBuilder.watch(triggerImmediately: true);

// Add some demo data if the box is empty.
Expand Down
1 change: 1 addition & 0 deletions objectbox/example/flutter/objectbox_demo/pubspec.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@ dependencies:
intl: any
objectbox: ^1.4.1
objectbox_flutter_libs: any
equatable: ^2.0.3

dev_dependencies:
objectbox_generator: any
Expand Down