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350 lines
13 KiB
Dart
350 lines
13 KiB
Dart
import 'dart:math';
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import 'package:autocomplete_textfield/autocomplete_textfield.dart';
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import 'package:doctor_app_flutter/config/size_config.dart';
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import 'package:doctor_app_flutter/core/model/get_medication_response_model.dart';
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import 'package:doctor_app_flutter/core/viewModel/medicine_view_model.dart';
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import 'package:doctor_app_flutter/icons_app/doctor_app_icons.dart';
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import 'package:doctor_app_flutter/screens/base/base_view.dart';
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import 'package:doctor_app_flutter/screens/medicine/pharmacies_list_screen.dart';
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import 'package:doctor_app_flutter/util/dr_app_shared_pref.dart';
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import 'package:doctor_app_flutter/util/dr_app_toast_msg.dart';
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import 'package:doctor_app_flutter/util/helpers.dart';
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import 'package:doctor_app_flutter/util/translations_delegate_base.dart';
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import 'package:doctor_app_flutter/widgets/medicine/medicine_item_widget.dart';
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import 'package:doctor_app_flutter/widgets/shared/Text.dart';
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import 'package:doctor_app_flutter/widgets/shared/app_buttons_widget.dart';
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import 'package:doctor_app_flutter/widgets/shared/app_scaffold_widget.dart';
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import 'package:doctor_app_flutter/widgets/shared/app_texts_widget.dart';
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import 'package:doctor_app_flutter/widgets/shared/loader/gif_loader_dialog_utils.dart';
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import 'package:eva_icons_flutter/eva_icons_flutter.dart';
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import 'package:flutter/material.dart';
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import 'package:permission_handler/permission_handler.dart';
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import 'package:speech_to_text/speech_recognition_error.dart';
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import 'package:speech_to_text/speech_recognition_result.dart';
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import 'package:speech_to_text/speech_to_text.dart';
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import '../../util/extenstions.dart';
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DrAppSharedPreferances sharedPref = DrAppSharedPreferances();
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class MedicineSearchScreen extends StatefulWidget with DrAppToastMsg {
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MedicineSearchScreen({this.changeLoadingStata});
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final Function changeLoadingStata;
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@override
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_MedicineSearchState createState() => _MedicineSearchState();
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}
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class _MedicineSearchState extends State<MedicineSearchScreen> {
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var data;
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final myController = TextEditingController();
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Helpers helpers = new Helpers();
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bool _hasSpeech = false;
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String _currentLocaleId = "";
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bool _isInit = true;
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final SpeechToText speech = SpeechToText();
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String lastStatus = '';
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GetMedicationResponseModel _selectedMedication;
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GlobalKey key =
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new GlobalKey<AutoCompleteTextFieldState<GetMedicationResponseModel>>();
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// String lastWords;
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List<LocaleName> _localeNames = [];
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String lastError;
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double level = 0.0;
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double minSoundLevel = 50000;
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double maxSoundLevel = -50000;
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String reconizedWord;
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@override
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void didChangeDependencies() {
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super.didChangeDependencies();
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}
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void requestPermissions() async {
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Map<Permission, PermissionStatus> statuses = await [
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Permission.microphone,
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].request();
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}
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Future<void> initSpeechState() async {
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bool hasSpeech = await speech.initialize(
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onError: errorListener, onStatus: statusListener);
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// if (hasSpeech) {
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// _localeNames = await speech.locales();
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// var systemLocale = await speech.systemLocale();
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_currentLocaleId = TranslationBase.of(context).locale.languageCode == 'en'
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? 'en-GB'
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: 'ar-SA'; // systemLocale.localeId;
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// }
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if (!mounted) return;
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setState(() {
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_hasSpeech = hasSpeech;
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});
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}
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InputDecoration textFieldSelectorDecoration(String hintText,
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String selectedText, bool isDropDown,
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{IconData icon}) {
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return InputDecoration(
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focusedBorder: OutlineInputBorder(
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borderSide: BorderSide(color: Color(0xFFCCCCCC), width: 2.0),
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borderRadius: BorderRadius.circular(8),
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),
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enabledBorder: OutlineInputBorder(
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borderSide: BorderSide(color: Color(0xFFCCCCCC), width: 2.0),
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borderRadius: BorderRadius.circular(8),
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),
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disabledBorder: OutlineInputBorder(
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borderSide: BorderSide(color: Color(0xFFCCCCCC), width: 2.0),
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borderRadius: BorderRadius.circular(8),
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),
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hintText: selectedText != null ? selectedText : hintText,
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suffixIcon: isDropDown ? Icon(icon ?? Icons.arrow_drop_down) : null,
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hintStyle: TextStyle(
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fontSize: 14,
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color: Colors.grey.shade600,
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),
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);
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}
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@override
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Widget build(BuildContext context) {
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return BaseView<MedicineViewModel>(
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onModelReady: (model) async {
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if(model.allMedicationList.length == 0)
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await model.getMedicationList();
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},
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builder: (_, model, w) =>
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AppScaffold(
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baseViewModel: model,
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appBarTitle: TranslationBase
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.of(context)
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.searchMedicine,
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body: SingleChildScrollView(
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child: FractionallySizedBox(
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widthFactor: 0.97,
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child: SingleChildScrollView(
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child: Column(
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children: <Widget>[
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Column(
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children: <Widget>[
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Container(
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child: Icon(
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DoctorApp.medicine_search,
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size: 100,
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color: Colors.black,
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),
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margin: EdgeInsets.only(top: 50),
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),
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Padding(
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padding: const EdgeInsets.only(top: 12.0),
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child: AppText(
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TranslationBase.of(context).type.toUpperCase(),
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fontWeight: FontWeight.bold,
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fontSize: SizeConfig.heightMultiplier * 2.5,
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),
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),
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Padding(
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padding: const EdgeInsets.only(top: 5.0),
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child: AppText(
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TranslationBase.of(context).searchMedicineImageCaption,
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fontSize: SizeConfig.heightMultiplier * 2,
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),
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)
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],
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),
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SizedBox(
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height: 15,
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),
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FractionallySizedBox(
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widthFactor: 0.9,
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child: Column(
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children: <Widget>[
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Container(
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height: MediaQuery
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.of(context)
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.size
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.height * 0.070,
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child: InkWell(
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onTap: model.allMedicationList != null
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? () {
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setState(() {
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_selectedMedication = null;
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});
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}
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: null,
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child: _selectedMedication == null
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? AutoCompleteTextField<
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GetMedicationResponseModel>(
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decoration: textFieldSelectorDecoration(
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TranslationBase
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.of(context)
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.searchMedicineNameHere,
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_selectedMedication != null
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? _selectedMedication.genericName
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: null,
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true,
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icon: EvaIcons.search),
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itemSubmitted: (item) =>
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setState(
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() => _selectedMedication = item),
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key: key,
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suggestions: model.allMedicationList,
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itemBuilder: (context, suggestion) =>
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new Padding(
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child: Texts(suggestion.description + '/' +
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suggestion.genericName),
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padding: EdgeInsets.all(8.0)),
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itemSorter: (a, b) => 1,
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itemFilter: (suggestion, input) =>
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suggestion.genericName
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.toLowerCase()
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.startsWith(input.toLowerCase()) ||
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suggestion.description
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.toLowerCase()
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.startsWith(input.toLowerCase()) ||
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suggestion.keywords
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.toLowerCase()
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.startsWith(input.toLowerCase()),
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)
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: TextField(
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minLines: 2,
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maxLines: 2,
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decoration: textFieldSelectorDecoration(
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TranslationBase
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.of(context)
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.searchMedicineNameHere,
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_selectedMedication != null
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? _selectedMedication.description +
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(' (${_selectedMedication.genericName} )')
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: null,
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true,
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icon: EvaIcons.search),
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enabled: false,
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),
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),
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),
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SizedBox(
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height: 15,
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),
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Container(
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child: Wrap(
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alignment: WrapAlignment.center,
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children: <Widget>[
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// TODO change it secondary button and add loading
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AppButton(
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title: TranslationBase.of(context).search,
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onPressed: () async {
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await searchMedicine(context, model);
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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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searchMedicine(context, MedicineViewModel model) async {
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FocusScope.of(context).unfocus();
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if (_selectedMedication.isNullOrEmpty()) {
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helpers.showErrorToast(TranslationBase
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.of(context)
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.typeMedicineName);
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//"Type Medicine Name")
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return;
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} else
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if (_selectedMedication.description.length < 3) {
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helpers.showErrorToast(TranslationBase
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.of(context)
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.moreThan3Letter);
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return;
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}
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// GifLoaderDialogUtils.showMyDialog(context);
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) =>
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PharmaciesListScreen(
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itemID:_selectedMedication.itemId,
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selectedMedication: _selectedMedication,
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),
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),
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);
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// await model.getMedicineItem(_selectedMedication.description);
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// GifLoaderDialogUtils.hideDialog(context);
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}
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startVoiceSearch() {
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// lastWords = "";
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lastError = "";
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speech.listen(
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onResult: resultListener,
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listenFor: Duration(seconds: 10),
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localeId: _currentLocaleId,
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onSoundLevelChange: soundLevelListener,
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cancelOnError: true,
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partialResults: true,
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onDevice: true,
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listenMode: ListenMode.confirmation);
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setState(() {});
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}
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void resultListener(SpeechRecognitionResult result) {
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setState(() {
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// lastWords = "${result.recognizedWords} - ${result.finalResult}";
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reconizedWord = result.recognizedWords;
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lastStatus = '';
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myController.text = reconizedWord;
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Future.delayed(const Duration(seconds: 2), () {
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// searchMedicine(context);
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});
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});
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}
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void errorListener(SpeechRecognitionError error) {
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// print("Received error status: $error, listening: ${speech.isListening}");
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setState(() {
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lastError = "${error.errorMsg} - ${error.permanent}";
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});
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}
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void statusListener(String status) {
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// print(
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// "Received listener status: $status, listening: ${speech.isListening}");
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setState(() {
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lastStatus = status;
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});
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}
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// _switchLang(selectedVal) {
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// setState(() {
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// _currentLocaleId = selectedVal;
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// });
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// print(selectedVal);
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// }
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void soundLevelListener(double level) {
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minSoundLevel = min(minSoundLevel, level);
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maxSoundLevel = max(maxSoundLevel, level);
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// print("sound level $level: $minSoundLevel - $maxSoundLevel ");
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setState(() {
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this.level = level;
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});
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}
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}
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