workouttest_app/lib/view/account.dart

import 'package:aitrainer_app/bloc/account/account_bloc.dart';
import 'package:aitrainer_app/localization/app_language.dart';
import 'package:aitrainer_app/model/cache.dart';
import 'package:aitrainer_app/model/customer.dart';
import 'package:aitrainer_app/util/trans.dart';
import 'package:aitrainer_app/widgets/app_bar_min.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:aitrainer_app/widgets/bottom_nav.dart';
import 'package:flutter/material.dart';
import 'package:flutter/cupertino.dart';

// ignore: must_be_immutable
class AccountPage extends StatelessWidget with Trans {
  // ignore: close_sinks
  AccountBloc accountBloc;

  @override
  Widget build(BuildContext context) {
    setContext(context);
    accountBloc = BlocProvider.of<AccountBloc>(context);
    return Scaffold(
        appBar: AppBarMin(),
        body: Container(
          decoration: BoxDecoration(
            image: DecorationImage(
              image: AssetImage('asset/image/WT_light_background.png'),
              fit: BoxFit.cover,
              alignment: Alignment.center,
            ),
          ),
          child: BlocConsumer<AccountBloc, AccountState>(listener: (context, state) {
            if (state is AccountError) {
              Scaffold.of(context).showSnackBar(
                  SnackBar(backgroundColor: Colors.orange, content: Text(state.message, style: TextStyle(color: Colors.white))));
            } else if (state is AccountLoading) {}
          }, builder: (context, state) {
            if (state is AccountInitial) {
              String customerName = accountBloc.customerRepository.firstName + " " + accountBloc.customerRepository.name;
              return accountWidget(context, customerName, accountBloc);
            } else if (state is AccountLoggedIn) {
              String customerName = accountBloc.customerRepository.firstName + " " + accountBloc.customerRepository.name;
              return accountWidget(context, customerName, accountBloc);
            } else if (state is AccountLoggedOut) {
              String customerName = "";
              return accountWidget(context, customerName, accountBloc);
            } else if (state is AccountReady) {
              String customerName = accountBloc.customerRepository.firstName + " " + accountBloc.customerRepository.name;
              return accountWidget(context, customerName, accountBloc);
            } else {
              return accountWidget(context, "", accountBloc);
            }
          }),
        ),
        bottomNavigationBar: BottomNavigator(bottomNavIndex: 3));
  }

  ListView accountWidget(BuildContext context, String customerName, AccountBloc accountBloc) {
    return ListView(padding: EdgeInsets.only(top: 35), children: <Widget>[
      ListTile(
        leading: Icon(Icons.perm_identity),
        subtitle: Text(t("Profile")),
        title: FlatButton(
          child: Row(mainAxisAlignment: MainAxisAlignment.spaceBetween, children: [
            Text(customerName, style: TextStyle(color: Colors.blue)),
            Icon(Icons.arrow_forward_ios),
          ]),
          textColor: Colors.grey,
          color: Colors.white,
          onPressed: () => {
            if (accountBloc.customerRepository.customer != null && Cache().userLoggedIn != null)
              {
                Navigator.of(context).pushNamed('customerModifyPage'),
              }
          },
        ),
      ),
      loginOut(context, accountBloc),
      getMyTrainees(context, accountBloc),
    ]);
  }

  ListTile loginOut(BuildContext context, AccountBloc accountBloc) {
    ListTile element = ListTile();

    String text = "Logout";
    Color buttonColor = Colors.orange;

    if (accountBloc.customerRepository.customer == null || accountBloc.customerRepository.customer.email == null) {
      text = "Login";
      buttonColor = Colors.blue;
    }

    element = ListTile(
      enabled: true,
      leading: Icon(Icons.input),
      title: FlatButton(
        child: Row(mainAxisAlignment: MainAxisAlignment.spaceBetween, children: [
          Text(t(text), style: TextStyle(color: buttonColor)),
          Icon(Icons.arrow_forward_ios),
        ]),
        textColor: buttonColor,
        color: Colors.white,
        onPressed: () => {
          if (accountBloc.loggedIn)
            {
              confirmationDialog(accountBloc),
            }
          else
            {
              accountBloc.add(AccountLogin()),
              Navigator.of(context).pushNamed('login'),
            }
        },
      ),
    );

    return element;
  }

  Widget getMyTrainees(BuildContext context, AccountBloc accountBloc) {
    if (accountBloc.customerRepository.customer == null) {
      return Container();
    }
    if (accountBloc.customerRepository.customer.trainer == 0) {
      return ListTile(
        title: Container(),
      );
    }

    if (accountBloc.customerRepository.getTraineesList() == null) {
      return ListTile(
        leading: Icon(Icons.people),
        title: RaisedButton(
          color: Colors.white70,
          onPressed: () => accountBloc.add(AccountGetTrainees()),
          child: Text("See my trainees"),
        ),
      );
    }

    List<Widget> elements = List<Widget>();
    accountBloc.customerRepository.getTraineesList().forEach((element) {
      Customer trainee = element;
      String name = trainee.name;
      String firstName = trainee.firstname;
      String nodeName = AppLanguage().appLocal == Locale("en") ? firstName + " " + name : name + " " + firstName;

      bool selected = accountBloc.traineeId == trainee.customerId;

      Widget widget = FlatButton(
        padding: EdgeInsets.all(10),
        shape: RoundedRectangleBorder(
          borderRadius: BorderRadius.all(Radius.circular(8)),
          side: BorderSide(width: 2, color: selected ? Colors.blue : Colors.black26),
        ),
        onPressed: () {
          accountBloc.add(AccountSelectTrainee(traineeId: trainee.customerId));
          //Navigator.of(context).pushNamed('login');
        },
        child: Row(mainAxisAlignment: MainAxisAlignment.spaceBetween, children: [
          Text(
            nodeName,
            style: TextStyle(color: selected ? Colors.blue : Colors.black54, fontWeight: selected ? FontWeight.bold : FontWeight.normal),
          ),
          Icon(Icons.arrow_forward_ios),
        ]),
      );
      elements.add(widget);
    });

    return ListTile(
        leading: Icon(Icons.people),
        subtitle: Text("My Trainees"),
        title: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          mainAxisAlignment: MainAxisAlignment.spaceAround,
          children: elements,
        ));
  }

  void confirmationDialog(AccountBloc accountBloc) {
    showCupertinoDialog(
        useRootNavigator: true,
        context: context,
        //barrierDismissible: false,
        builder: (_) => CupertinoAlertDialog(
              title: Text(t("Are you sure to logout?")),
              content: Column(children: [
                Divider(),
              ]),
              actions: [
                FlatButton(
                  child: Text(t("No")),
                  onPressed: () => Navigator.pop(context),
                ),
                FlatButton(
                  child: Text(t("Yes")),
                  onPressed: () => {
                    accountBloc.add(AccountLogout()),
                    Navigator.pop(context),
                  },
                )
              ],
            ));
  }
}