import 'package:flutter/material.dart';

import 'package:checker/common.dart';
import 'package:checker/consts.dart';
import 'package:checker/strings.dart';
import 'package:checker/base_state.dart';

/// Экран проведения покупки.
class PurchaseSuccessScreen extends StatefulWidget {

  PurchaseSuccessScreen(this.val, this.name);
  final String val;
  final String name;

  @override State createState() => new PurchaseSuccessScreenState(val, name);
}

class PurchaseSuccessScreenState<T> extends BaseState<PurchaseSuccessScreen> {

  PurchaseSuccessScreenState(this.sum, this.username);

  String sum;
  String username;

  @override getMenuButtons() {
    return <Widget>[getFaqButton(), getLogoutButton()];
  }

  @override String getTitle() {
    return StringsLocalization.carryingPurchase();
  }

  @override String getHint() {
    return null;
  }

  @override Widget getScreenContent() {
    return new Column(children: <Widget>[
      getValueWithDescription(StringsLocalization.buyer(), username),
      getSuccessMessage(),
      new Expanded(child: new Center()),
      wrapButton(getScreenMargins(74.0), getScanButton())
    ]);
  }

  getScreenMargins(double bottom) {
    double side = 42.0;
    return new EdgeInsets.only(bottom: bottom, left: side, right: side);
  }

  getScanButton() {
    String title = StringsLocalization.scan();
    return buildRaisedButton(title, () => startScanner(context));
  }

  getSuccessMessage() {
  	return new Row(children: <Widget>[new Expanded(child: new Container(margin: new EdgeInsets.only(top: 20.0), height: 64.0,
      decoration: new BoxDecoration(color: greenBackground),
      child: new Center(child: new Text(getMessageTitle(), textAlign: TextAlign.center,
        style: new TextStyle(fontWeight: FontWeight.bold, color: tokenActiveTextColor)))))]);
  }

  getMessageTitle() {
    return StringsLocalization.purchaseCompleted(sum);
  }

}