import 'package:fcs/theme/theme.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:fcs/model/language_model.dart';
import 'package:fcs/model/main_model.dart';
import 'package:fcs/model/manual_model.dart';
import 'package:fcs/pages/manual/manual_item_title_dialog.dart';
import 'package:fcs/pages/util.dart';
import 'package:fcs/vo/manual.dart';
import 'package:fcs/widget/local_text.dart';
import 'package:fcs/widget/progress.dart';

class InstructionPage extends StatefulWidget {
  final String image;
  final String name;

  const InstructionPage({Key key, this.image, this.name}) : super(key: key);
  @override
  _InstructionPageState createState() => _InstructionPageState();
}

class _InstructionPageState extends State<InstructionPage> {
  TextEditingController _manualVersionController = TextEditingController();
  final double dotSize = 10.0;
  List<ManualItem> helpList = new List();
  bool isEng;
  String versionName;
  bool _isLoading = false;

  @override
  void initState() {
    helpList.clear();
    var manualModel = Provider.of<ManualModel>(context, listen: false);
    var mainModel = Provider.of<MainModel>(context, listen: false);
    versionName = manualModel.version;
    helpList = manualModel.getHelpList(mainModel.isBuyer());
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return LocalProgress(
      inAsyncCall: _isLoading,
      child: Scaffold(
        appBar: AppBar(
          centerTitle: true,
          leading: new IconButton(
            icon: new Icon(Icons.close, color: Colors.white),
            onPressed: () => Navigator.of(context).pop(),
          ),
          title: Text(widget.name),
          backgroundColor: primaryColor,
        ),
        body: Container(
          padding: EdgeInsets.only(left: 5, right: 5, top: 5),
          child: Card(elevation: 0,
              child: FittedBox(
                  child: Image.asset(widget.image), fit: BoxFit.contain)),
        ),
      ),
    );
  }
}