Teso_Mobile/lib/Pages/Sub_Pages/CoinsPurchase/SilverPurchaseFixed.dart

import 'package:flutter/material.dart';
import 'package:teso/Classes/TesoUser.dart';
import 'package:teso/Pages/PageWidgets/CoinPurchase/MomoType.dart';
import 'package:teso/Pages/PageWidgets/CoinPurchase/PayGold.dart';
import 'package:teso/providers/pageAnimations.dart';
import 'package:teso/util/consts.dart';
import 'package:url_launcher/url_launcher_string.dart';

import 'PurchaseingSilver.dart';

class SilverPurchaseFixed extends StatefulWidget {
  final String amount;
  final String goldCost;
  final String cashCost;
  final TesoUser user;

  const SilverPurchaseFixed(
      {Key key, this.amount, this.goldCost, this.cashCost, this.user})
      : super(key: key);
  @override
  _SilverPurchaseFixedState createState() => _SilverPurchaseFixedState();
}

class _SilverPurchaseFixedState extends State<SilverPurchaseFixed> {
  TextEditingController momoNumber;
  String tapped = "goldcoins";

  @override
  void initState() {
    momoNumber = new TextEditingController();
    super.initState();
  }

  void selectTransfer(String type) {
    setState(() {
      tapped = type;
    });
  }

  @override
  Widget build(BuildContext context) {
    return Container(
      margin: EdgeInsets.symmetric(
        horizontal: (MediaQuery.of(context).size.width) * 0.030,
        vertical: (MediaQuery.of(context).size.width) * 0.040,
      ),
      child: SingleChildScrollView(
        scrollDirection: Axis.vertical,
        child: Container(
          child: new Wrap(
            children: <Widget>[
              new Container(
                  width: double.infinity,
                  margin: EdgeInsets.only(
                    top: 5.0,
                    bottom: 10.0,
                  ),
                  child: Center(
                    child: Text(
                      "Purchase Silver Coins",
                      style: TextStyle(
                        fontSize: 18.0,
                      ),
                    ),
                  )),
              Padding(
                padding: const EdgeInsets.symmetric(horizontal: 20.0),
                child: Divider(),
              ),
              Padding(
                padding: const EdgeInsets.symmetric(horizontal: 30.0),
                child: Container(
                  width: MediaQuery.of(context).size.width,
                  margin: EdgeInsets.symmetric(vertical: 5),
                  child: new RichText(
                    text: new TextSpan(
                      style: new TextStyle(
                        fontSize: 15.0,
                        color: Theme.of(context).primaryColorLight,
                      ),
                      children: <TextSpan>[
                        new TextSpan(
                          text: "Purchasing ",
                        ),
                        new TextSpan(
                          text: widget.amount,
                          style: new TextStyle(fontWeight: FontWeight.bold),
                        ),
                        new TextSpan(
                          text: " Silver coins",
                        ),
                      ],
                    ),
                  ),
                ),
              ),
              Padding(
                padding: const EdgeInsets.symmetric(horizontal: 30.0),
                child: Container(
                  width: double.infinity,
                  margin: EdgeInsets.symmetric(vertical: 5),
                  child: Text(
                    "Payment Method",
                    style: TextStyle(
                      fontSize: 18,
                    ),
                  ),
                ),
              ),
              SizedBox(height: 14.0),
              Container(
                color: Colors.transparent,
                padding: const EdgeInsets.symmetric(horizontal: 20.0),
                child: SingleChildScrollView(
                  scrollDirection: Axis.horizontal,
                  child: Row(
                    children: [
                      payWithGold(context, "goldcoins", selectTransfer, tapped),
                      buildType(context, "assets/images/MTN.png", "mtn",
                          selectTransfer, tapped),
                      buildType(context, "assets/images/Vodafone.png",
                          "vodafone", selectTransfer, tapped),
                      buildType(context, "assets/images/AirtelTigo.png",
                          "airteltigo", selectTransfer, tapped),
                    ],
                  ),
                ),
              ),
              SizedBox(height: 10.0),
              Visibility(
                visible: tapped != null ? true : false,
                child: new Container(
                  margin: EdgeInsets.symmetric(
                    vertical: 20.0,
                  ),
                  child: new Center(
                    child: ElevatedButton(
                      style: ElevatedButton.styleFrom(
                        primary: Theme.of(context).colorScheme.secondary,
                        shape: RoundedRectangleBorder(
                          borderRadius: BorderRadius.all(
                            Radius.circular(25.0),
                          ),
                        ),
                      ),
                      onPressed: () async {
                        if (tapped == "goldcoins") {
                          Navigator.push(
                            context,
                            PageTransition(
                              child: ProcessSilverPurchase(
                                cost: double.parse(widget.goldCost),
                                method: tapped,
                                silverAmount: int.parse(widget.amount),
                                user: widget.user,
                              ),
                              type: PageTransitionType.leftToRight,
                            ),
                          );
                        } else {
                          String _url = paymentServer +
                              "purchasesilver/user=${widget.user.userGUID}/amount=${widget.amount}/cointype=TESCNS01";
                          await canLaunchUrlString(_url)
                              ? await launchUrlString(
                                  _url,
                                 mode: LaunchMode.platformDefault,
                                )
                              : throw 'Could not launch $_url';
                        }
                      },
                      child: Text(
                        "Confirm",
                        style: TextStyle(
                          color: Colors.white,
                        ),
                      ),
                    ),
                  ),
                ),
              )
            ],
          ),
        ),
      ),
    );
  }
}