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Moving away from JSON document storage to more object models
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| import 'package:flutter/material.dart'; | ||
| import 'package:flutter_form_builder/flutter_form_builder.dart'; | ||
| import 'package:form_builder_validators/form_builder_validators.dart'; | ||
| import 'package:auto_size_text/auto_size_text.dart'; | ||
|
|
||
| // Some Form templates to reuse in New and Edit for devices | ||
|
|
||
| FormBuilderDropdown deviceOwnerDeviceSelector(BuildContext context, items) { | ||
| return FormBuilderDropdown( | ||
| name: "device_selector", | ||
| items: items, | ||
| decoration: const InputDecoration( | ||
| // labelText: 'Select Device', | ||
| // labelStyle: TextStyle(fontWeight: FontWeight.bold), | ||
| hintText: 'Select Device', | ||
| ), | ||
| ); | ||
| } | ||
|
|
||
| FormBuilderTextField deviceOwnerAtsignForm( | ||
| BuildContext context, String initialValue) { | ||
| return FormBuilderTextField( | ||
| initialValue: initialValue.toString(), | ||
| name: '@deviceOwner', | ||
| decoration: const InputDecoration( | ||
| labelText: 'Device Owner\'s atSign', | ||
| // fillColor: Colors.white, | ||
| // focusColor: Colors.lightGreenAccent, | ||
| labelStyle: TextStyle(fontWeight: FontWeight.bold), | ||
| ), | ||
| validator: FormBuilderValidators.required(), | ||
| style: const TextStyle(fontSize: 20, letterSpacing: 5)); | ||
| } | ||
|
|
||
| class DeviceOwnerSubmitForm extends StatelessWidget { | ||
| const DeviceOwnerSubmitForm({ | ||
| Key? key, | ||
| required GlobalKey<FormBuilderState> formKey, | ||
| }) : _formKey = formKey, | ||
| super(key: key); | ||
|
|
||
| final GlobalKey<FormBuilderState> _formKey; | ||
|
|
||
| @override | ||
| Widget build(BuildContext context) { | ||
| return Expanded( | ||
| child: MaterialButton( | ||
| child: const AutoSizeText( | ||
| "Reset", | ||
| style: TextStyle(color: Colors.black), | ||
| maxLines: 1, | ||
| maxFontSize: 30, | ||
| minFontSize: 10, | ||
| ), | ||
| onPressed: () { | ||
| _formKey.currentState!.reset(); | ||
| }, | ||
| ), | ||
| ); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| import 'package:iot_receiver/models/hro2_device.dart'; | ||
|
|
||
| class HrO2DeviceOwner { | ||
| HrO2Device hrO2Device; | ||
| String deviceOwnerAtsign; | ||
|
|
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| HrO2DeviceOwner({ | ||
| required this.hrO2Device, | ||
| required this.deviceOwnerAtsign, | ||
| }); | ||
|
|
||
| HrO2DeviceOwner.fromJson(Map<String, dynamic> json) | ||
| : hrO2Device = HrO2Device.fromJson(json['hrO2Device']), | ||
| deviceOwnerAtsign = json['deviceOwnerAtsign']; | ||
|
|
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| Map<String, dynamic> toJson() => { | ||
| 'hrO2Device': hrO2Device.toJson(), | ||
| 'deviceOwnerAtsign': deviceOwnerAtsign, | ||
| }; | ||
| } |
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164 changes: 164 additions & 0 deletions
164
flutter/iot_receiver/lib/screens/device_owners_screen.dart
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,164 @@ | ||
| import 'package:at_utils/at_logger.dart'; | ||
| import 'package:flutter/material.dart'; | ||
| import 'package:auto_size_text/auto_size_text.dart'; | ||
| import 'package:iot_receiver/models/hro2_device_owner.dart'; | ||
| import 'package:iot_receiver/services/hro2_data_service.dart'; | ||
| import 'package:iot_receiver/widgets/hro2_drawer_widget.dart'; | ||
| import 'package:iot_receiver/widgets/new_device_owner_dialog.dart'; | ||
| import 'package:new_gradient_app_bar/new_gradient_app_bar.dart'; | ||
|
|
||
| final AtSignLogger _logger = AtSignLogger('DeviceOwnersScreen'); | ||
|
|
||
| class DeviceOwnersScreen extends StatefulWidget { | ||
| const DeviceOwnersScreen({Key? key}) : super(key: key); | ||
| static const String id = '/device_owners_screen'; | ||
| @override | ||
| State<DeviceOwnersScreen> createState() => _DeviceOwnersScreenState(); | ||
| } | ||
|
|
||
| class _DeviceOwnersScreenState extends State<DeviceOwnersScreen> { | ||
| final Hro2DataService _hrO2DataService = Hro2DataService(); | ||
|
|
||
| @override | ||
| Widget build(BuildContext context) { | ||
| _hrO2DataService.getDeviceOwners(); | ||
| return Scaffold( | ||
| appBar: NewGradientAppBar( | ||
| title: const AutoSizeText( | ||
| 'Device Owners', | ||
| minFontSize: 5, | ||
| maxFontSize: 50, | ||
| ), | ||
| gradient: const LinearGradient(colors: [ | ||
| Color.fromARGB(255, 173, 83, 78), | ||
| Color.fromARGB(255, 108, 169, 197) | ||
| ]), | ||
| ), | ||
| drawer: const HRo2DrawerWidget(), | ||
| body: Builder( | ||
| builder: (context) => FutureBuilder<List<HrO2DeviceOwner>>( | ||
| future: _hrO2DataService.getDeviceOwners(), | ||
| builder: (BuildContext context, | ||
| AsyncSnapshot<List<HrO2DeviceOwner>> snapshot) { | ||
| List<Widget> children; | ||
| if (snapshot.hasData) { | ||
| List<HrO2DeviceOwner>? hrO2DeviceOwnerList = snapshot.data; | ||
| children = <Widget>[ | ||
| const Text( | ||
| "The following deviceOwners have been created.", | ||
| overflow: TextOverflow.visible, | ||
| ), | ||
| const SizedBox( | ||
| height: 20, | ||
| ), | ||
| ListView.builder( | ||
| scrollDirection: Axis.vertical, | ||
| shrinkWrap: true, | ||
| // padding: const EdgeInsets.symmetric( | ||
| // vertical: 5, horizontal: 20), | ||
| itemCount: hrO2DeviceOwnerList!.length, | ||
| itemBuilder: (BuildContext context, int index) { | ||
| final HrO2DeviceOwner deviceOwner = | ||
| hrO2DeviceOwnerList[index]; | ||
| const align = Align( | ||
| alignment: Alignment.centerRight, | ||
| child: Padding( | ||
| padding: EdgeInsets.only(right: 16), | ||
| child: Icon(Icons.delete), | ||
| )); | ||
| return Dismissible( | ||
| key: Key(deviceOwner.deviceOwnerAtsign), | ||
| background: Container( | ||
| color: Colors.red, | ||
| child: align, | ||
| ), | ||
| confirmDismiss: (direction) async { | ||
| if (direction == DismissDirection.startToEnd) { | ||
| return false; | ||
| } else { | ||
| bool delete = true; | ||
| final snackbarController = | ||
| ScaffoldMessenger.of(context).showSnackBar( | ||
| SnackBar( | ||
| content: Text( | ||
| 'Delete ${deviceOwner.deviceOwnerAtsign} ?'), | ||
| action: SnackBarAction( | ||
| label: 'Cancel', | ||
| onPressed: () => delete = false), | ||
| ), | ||
| ); | ||
| await snackbarController.closed; | ||
| return delete; | ||
| } | ||
| }, | ||
| onDismissed: (_) async { | ||
| hrO2DeviceOwnerList.remove(deviceOwner); | ||
| await _hrO2DataService | ||
| .putDeviceOwner(deviceOwner); | ||
| setState(() {}); | ||
| }, | ||
| child: ListTile( | ||
| shape: RoundedRectangleBorder( | ||
| side: const BorderSide( | ||
| color: Colors.blue, width: 1), | ||
| borderRadius: BorderRadius.circular(10)), | ||
| title: Text( | ||
| hrO2DeviceOwnerList[index].deviceOwnerAtsign), | ||
| subtitle: Text( | ||
| "${hrO2DeviceOwnerList[index].hrO2Device.deviceAtsign} ${hrO2DeviceOwnerList[index].hrO2Device.sensorName.isNotEmpty ? hrO2DeviceOwnerList[index].hrO2Device.sensorName : ""}"), | ||
| // trailing: const Icon(Icons.navigate_next), | ||
| ), | ||
| ); | ||
| }), | ||
| ]; | ||
| } else if (snapshot.hasError) { | ||
| _logger.severe(snapshot.error); | ||
| children = <Widget>[ | ||
| const Icon( | ||
| Icons.error_outline, | ||
| color: Colors.red, | ||
| size: 60, | ||
| ), | ||
| Padding( | ||
| padding: const EdgeInsets.only(top: 16), | ||
| child: Text( | ||
| '${snapshot.error}, please click the + button below to add a deviceOwner.'), | ||
| ), | ||
| ]; | ||
| } else { | ||
| children = <Widget>[ | ||
| // DoOnboardWidget( | ||
| // // futurePreference: widget.futurePreference, | ||
| // ), | ||
| ]; | ||
| } | ||
| return Padding( | ||
| padding: | ||
| const EdgeInsets.symmetric(horizontal: 20, vertical: 10), | ||
| child: Column( | ||
| mainAxisAlignment: MainAxisAlignment.center, | ||
| children: children, | ||
| ), | ||
| ); | ||
| // child: | ||
| })), | ||
| floatingActionButton: FloatingActionButton( | ||
| backgroundColor: Colors.green, | ||
| onPressed: () async { | ||
| var newDeviceOwner = await Navigator.push( | ||
| context, | ||
| MaterialPageRoute(builder: (context) => const NewHrO2DeviceOwner()), | ||
| ); | ||
| if (newDeviceOwner == null) { | ||
| } else { | ||
| setState(() { | ||
| // deviceOwners.add(newDeviceOwner); | ||
| // saveDeviceOwners(deviceOwners); | ||
| }); | ||
| } | ||
| }, | ||
| child: const Icon(Icons.add), | ||
| ), | ||
| ); | ||
| } | ||
| } |
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