buypeeb-mobile/lib/pages/main_page.dart

import 'package:buypeeb_mobile/models/user_listings.dart';
import 'package:buypeeb_mobile/models/yahoo_auctions_item.dart';
import 'package:flutter/material.dart';
import 'package:sprintf/sprintf.dart';
import 'package:provider/provider.dart';
import 'dart:math';

import 'package:transparent_image/transparent_image.dart';

class RouteHome extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MainPage();
  }
}

class MainPage extends StatefulWidget {
  @override
  _MainPageState createState() => _MainPageState();
}

class _MainPageState extends State<MainPage> {
  final _items = <YahooAuctionsItem>[];
  final _rng = new Random();

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: Text("Buypeeb"), actions: [
        IconButton(
          icon: Icon(Icons.search),
          onPressed: () => null,
          tooltip: "Search",
        ),
        IconButton(
          icon: Icon(Icons.list),
          onPressed: () => null,
          tooltip: "Filter",
        ),
        IconButton(
          icon: Icon(Icons.settings),
          onPressed: () => null,
          tooltip: "Settings",
        )
      ]),
      body: _buildAuctionListings(),
    );
  }

  Widget _buildAuctionListings() {
    var listings = context.watch<UserListings>();
    return ListView.separated(
      padding: EdgeInsets.all(8.0),
      separatorBuilder: (context, i) => Divider(),
      itemCount: listings.items.length,
      itemBuilder: (context, i) {
        String key = listings.items.keys.elementAt(i);
        return ListTile(
            title: Text(listings.items[key].name),
            subtitle: Text(
              sprintf(
                "¥%d (≈\$%2.2f)",
                [listings.items[key].price, listings.items[key].getLocalPrice()]
              )
            ),
            leading: FadeInImage.memoryNetwork(
              placeholder: kTransparentImage,
              image: listings.items[key].imageUrl,
              fit: BoxFit.cover,
            ),
            onTap: () {
              Navigator.pushNamed(
                context,
                '/view_listing',
                arguments: key
              );
            }
        );
      }
    );
  }
}