cloudsolutions-atoms/lib/views/widgets/parts/auto_complete_parts_field.dart

import 'package:flutter/material.dart';
import 'package:flutter_typeahead/flutter_typeahead.dart';
import 'package:provider/provider.dart';
import 'package:test_sa/controllers/providers/api/parts_provider.dart';
import 'package:test_sa/controllers/providers/api/user_provider.dart';
import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
import 'package:test_sa/models/part.dart';
import 'package:test_sa/views/app_style/colors.dart';
import 'package:test_sa/views/app_style/sizing.dart';
import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
class AutoCompletePartsField extends StatefulWidget {
  final String initialValue;
  final Function(Part) onPick;
  final bool clearAfterPick;

  const AutoCompletePartsField({Key key, this.initialValue, this.onPick, this.clearAfterPick = true}) : super(key: key);

  @override
  _AutoCompletePartsFieldState createState() => _AutoCompletePartsFieldState();
}

class _AutoCompletePartsFieldState extends State<AutoCompletePartsField> {

  SettingProvider _settingProvider;
  PartsProvider _partsProvider;
  UserProvider _userProvider;
  TextEditingController _controller;

  @override
  void initState() {
    _controller = TextEditingController(text: widget.initialValue);
    super.initState();
  }

  @override
  void dispose() {
    _controller.dispose();
    super.dispose();
  }
  @override
  Widget build(BuildContext context) {
    _settingProvider = Provider.of<SettingProvider>(context);
    _userProvider = Provider.of<UserProvider>(context);
    _partsProvider = Provider.of<PartsProvider>(context);
    //Subtitle _subtitle = AppLocalization.of(context).subtitle;
    return LoadingManager(
        isLoading: _partsProvider.isLoading,
        isFailedLoading: _partsProvider.parts == null,
        stateCode: _partsProvider.stateCode,
        onRefresh: () async {
          _partsProvider.reset();
          await _partsProvider.getParts(
            host: _settingProvider.host,
            user: _userProvider.user,
          );
        },
        child: Container(
          padding: const EdgeInsets.symmetric(
              horizontal: 16
          ),
          decoration: BoxDecoration(
              color: Colors.white,
              border: Border.all(color:AColors.black),
              borderRadius: BorderRadius.circular(
                  AppStyle.borderRadius * AppStyle.getScaleFactor(context)
              ),
              boxShadow: const [
                AppStyle.boxShadow
              ]
          ),
          child: TypeAheadField<Part>(
            textFieldConfiguration: TextFieldConfiguration(
                style:  Theme.of(context).textTheme.subtitle1,
                controller: _controller,
                textAlign: TextAlign.center,
                decoration: const InputDecoration(
                  border: InputBorder.none,
                  disabledBorder: InputBorder.none,
                  focusedBorder: InputBorder.none,
                  enabledBorder: InputBorder.none,
                ),
                textInputAction: TextInputAction.search,
            ),
            suggestionsCallback: (vale) async {
              return await _partsProvider.getPartsList(
                  host: _settingProvider.host,
                  title: vale
              );
            },
            itemBuilder: (context, part) {
              return ListTile(
                title: Text(part.code),
                subtitle: Text(part.name, style: Theme.of(context).textTheme.caption,),
              );
            },
            onSuggestionSelected: (part) {
              if(widget.clearAfterPick){
                _controller.clear();
              } else{
                _controller.text = part.code;
              }
              widget.onPick(part);
            },
          ),
        ),
    );
  }
}