hello world

import 'package:food_app/api/place_api.dart';
import 'package:food_app/model/place.dart';
import 'package:food_app/notifier/place_notifier.dart';
import 'package:food_app/screens/place_form.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';

class FoodDetail extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    FoodNotifier foodNotifier = Provider.of<FoodNotifier>(context);

    _onFoodDeleted(Food food) {
      Navigator.pop(context);
      foodNotifier.deleteFood(food);
    }

    List allImgs = [
      Image.network(foodNotifier.currentFood.image != null
          ? foodNotifier.currentFood.image
          : 'https://www.testingxperts.com/wp-content/uploads/2019/02/placeholder-img.jpg')
    ];

    return Scaffold(
      appBar: AppBar(title: Text(foodNotifier.currentFood.name)),
      body: Stack(
        children: <Widget>[
          Align(
            alignment: Alignment.topCenter,
            child: Container(
              height: 300.0,
              child: PageView.builder(
                  itemCount: allImgs.length,
                  pageSnapping: true,
                  itemBuilder: (BuildContext context, int i) {
                    return Container(
                      child: Image.network(allImgs[i], fit: BoxFit.cover),
                    );
                  }),
            ),
          ),
          Align(
            alignment: Alignment.topCenter,
            child: Container(
              height: 75.0,
              child: AppBar(
                actions: <Widget>[
                  IconButton(
                    icon: Icon(
                      Icons.share,
                      color: Colors.white,
                      size: 16.0,
                    ),
                    onPressed: () {
                      Navigator.of(context).pop();
                    },
                  )
                ],
                leading: IconButton(
                  icon: Icon(
                    Icons.arrow_back_ios,
                    color: Colors.white,
                    size: 20.0,
                  ),
                  onPressed: () {
                    Navigator.of(context).pop();
                  },
                ),
                backgroundColor: Colors.transparent,
                elevation: 0.0,
              ),
            ),
          ),
          Align(
            alignment: Alignment.bottomCenter,
            child: Container(
              height: MediaQuery.of(context).size.height - 280,
              decoration: BoxDecoration(
                  color: Colors.white, borderRadius: BorderRadius.circular(20)),
              child: Stack(
                children: <Widget>[
                  Container(
                    width: double.infinity,
                    margin: EdgeInsets.only(bottom: 60),
                    child: SingleChildScrollView(
                        padding: EdgeInsets.all(30),
                        child: Column(
                          crossAxisAlignment: CrossAxisAlignment.start,
                          mainAxisAlignment: MainAxisAlignment.start,
                          children: <Widget>[
                            Text(
                              foodNotifier.currentFood.name,
                              style: TextStyle(
                                  fontSize: 19.0, fontWeight: FontWeight.bold),
                            ),
                            SizedBox(height: 10),
                            Row(
                              children: <Widget>[
                                Icon(Icons.star,
                                    color: Colors.orange, size: 20),
                                Icon(Icons.star,
                                    color: Colors.orange, size: 20),
                                Icon(Icons.star,
                                    color: Colors.orange, size: 20),
                                Icon(Icons.star,
                                    color: Colors.orange, size: 20),
                                Icon(Icons.star,
                                    color: Colors.orange, size: 20),
                                SizedBox(width: 10),
                                Text(
                                  "4.9",
                                  style: TextStyle(
                                      fontSize: 14.0,
                                      color: Colors.orange,
                                      fontWeight: FontWeight.bold),
                                ),
                              ],
                            ),
                            SizedBox(height: 20),
                            Row(
                              crossAxisAlignment: CrossAxisAlignment.center,
                              mainAxisAlignment: MainAxisAlignment.spaceBetween,
                              children: <Widget>[
                                Column(
                                  crossAxisAlignment: CrossAxisAlignment.start,
                                  children: <Widget>[
                                    Row(
                                      children: <Widget>[
                                        Text("\$ ",
                                            style: TextStyle(
                                                fontSize: 15.0,
                                                color: Colors.orange,
                                                fontWeight: FontWeight.bold)),
                                        Text(foodNotifier.currentFood.price,
                                            style: TextStyle(
                                                fontSize: 20.0,
                                                color: Colors.orange,
                                                fontWeight: FontWeight.bold)),
                                      ],
                                    ),
                                    Text("Price",
                                        style: TextStyle(
                                            fontSize: 15.0,
                                            color: Colors.grey,
                                            fontWeight: FontWeight.bold)),
                                  ],
                                ),
                                Column(
                                  crossAxisAlignment: CrossAxisAlignment.start,
                                  children: <Widget>[
                                    Row(
                                      children: <Widget>[
                                        Text("1",
                                            style: TextStyle(
                                                fontSize: 20.0,
                                                color: Colors.orange,
                                                fontWeight: FontWeight.bold)),
                                        Text(" room ",
                                            style: TextStyle(
                                                fontSize: 15.0,
                                                color: Colors.orange,
                                                fontWeight: FontWeight.bold)),
                                        Text("2",
                                            style: TextStyle(
                                                fontSize: 20.0,
                                                color: Colors.orange,
                                                fontWeight: FontWeight.bold)),
                                        Text(" hall",
                                            style: TextStyle(
                                                fontSize: 15.0,
                                                color: Colors.orange,
                                                fontWeight: FontWeight.bold)),
                                      ],
                                    ),
                                    Text("Room",
                                        style: TextStyle(
                                            fontSize: 15.0,
                                            color: Colors.grey,
                                            fontWeight: FontWeight.bold)),
                                  ],
                                ),
                                Column(
                                  crossAxisAlignment: CrossAxisAlignment.start,
                                  children: <Widget>[
                                    Row(
                                      children: <Widget>[
                                        Text(foodNotifier.currentFood.size,
                                            style: TextStyle(
                                                fontSize: 20.0,
                                                color: Colors.orange,
                                                fontWeight: FontWeight.bold)),
                                        Text(" m²",
                                            style: TextStyle(
                                                fontSize: 14.0,
                                                color: Colors.orange,
                                                fontWeight: FontWeight.bold)),
                                      ],
                                    ),
                                    Text("Area",
                                        style: TextStyle(
                                            fontSize: 15.0,
                                            color: Colors.grey,
                                            fontWeight: FontWeight.bold)),
                                  ],
                                ),
                              ],
                            ),
                            SizedBox(height: 30),
                            Column(
                              children: <Widget>[
                                GridView.count(
                                  shrinkWrap: true,
                                  scrollDirection: Axis.vertical,
                                  padding: EdgeInsets.all(8),
                                  crossAxisCount: 5,
                                  crossAxisSpacing: 4,
                                  mainAxisSpacing: 4,
                                  children: foodNotifier.currentFood.features
                                      .map(
                                        (features) => Card(
                                          color: Colors.black54,
                                          child: Center(
                                            child: Text(
                                              features,
                                              style: TextStyle(
                                                  color: Colors.white,
                                                  fontSize: 16),
                                            ),
                                          ),
                                        ),
                                      )
                                      .toList(),
                                ),
                              ],
                            ),
                            SizedBox(height: 30),
                            Row(
                              mainAxisAlignment: MainAxisAlignment.spaceBetween,
                              children: <Widget>[
                                Text(
                                  "Description",
                                  style: TextStyle(
                                      fontSize: 18.0,
                                      fontWeight: FontWeight.bold),
                                ),
                              ],
                            ),
                            SizedBox(height: 10),
                            Text(foodNotifier.currentFood.description,
                                textAlign: TextAlign.justify,
                                style: TextStyle(fontSize: 14.0)),
                          ],
                        )),
                  ),
                  Align(
                    alignment: Alignment.bottomCenter,
                    child: Container(
                      decoration: BoxDecoration(boxShadow: [
                        BoxShadow(
                            blurRadius: 3.0,
                            color: Colors.grey.withOpacity(0.1),
                            spreadRadius: 2.0)
                      ]),
                      height: 60,
                      child: Row(
                        mainAxisAlignment: MainAxisAlignment.spaceBetween,
                        crossAxisAlignment: CrossAxisAlignment.center,
                        children: <Widget>[
                          Container(
                            height: 60,
                            width: MediaQuery.of(context).size.width / 2 - 30,
                            alignment: Alignment(0, 0),
                            child: Icon(Icons.chat, color: Colors.deepOrange),
                          ),
                          Container(
                            height: 60,
                            width: MediaQuery.of(context).size.width / 2 + 30,
                            alignment: Alignment(0, 0),
                            color: Colors.blue[600],
                            child: Text(
                              "Contact",
                              style: TextStyle(
                                  fontSize: 17.0, color: Colors.white),
                            ),
                          )
                        ],
                      ),
                    ),
                  ),
                  Align(
                    alignment: Alignment(0.7, -1.25),
                    child: ClipRRect(
                      borderRadius: BorderRadius.circular(20),
                      child: SizedBox(
                          height: 80,
                          width: 80,
                          child: Image.network(
                              'https://www.testingxperts.com/wp-content/uploads/2019/02/placeholder-img.jpg',
                              fit: BoxFit.cover)),
                    ),
                  ),
                ],
              ),
            ),
          ),
        ],
      ),
      floatingActionButton: Column(
        mainAxisAlignment: MainAxisAlignment.end,
        children: <Widget>[
          FloatingActionButton(
            heroTag: 'button1',
            onPressed: () {
              Navigator.of(context).push(
                MaterialPageRoute(builder: (BuildContext context) {
                  return FoodForm(
                    isUpdating: true,
                  );
                }),
              );
            },
            child: Icon(Icons.edit),
            foregroundColor: Colors.white,
          ),
          SizedBox(height: 20),
          FloatingActionButton(
            heroTag: 'button2',
            onPressed: () =>
                deleteFood(foodNotifier.currentFood, _onFoodDeleted),
            child: Icon(Icons.delete),
            backgroundColor: Colors.red,
            foregroundColor: Colors.white,
          ),
        ],
      ),
    );
  }
}