Order 목록을 서버에 저장 #14

korca0220 · Mar 21, 2021 · bbc3735 · bbc3735
1 parent 92f93ed
commit bbc3735
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Showing 3 changed files with 76 additions and 18 deletions.
diff --git a/shop_app/lib/const.dart b/shop_app/lib/const.dart
@@ -5,3 +5,7 @@ Uri kPrdouctUrl() {
 Uri kProductUrlWithId(String id) {
   return Uri.parse('');
 }
+
+Uri kOrderUrl() {
+  return Uri.parse('');
+}
diff --git a/shop_app/lib/providers/orders.dart b/shop_app/lib/providers/orders.dart
@@ -1,5 +1,9 @@
+import 'dart:convert';
+
 import 'package:flutter/foundation.dart';
+import 'package:shop_app/const.dart';
 import 'package:shop_app/providers/cart.dart';
+import 'package:http/http.dart' as http;
 
 class OrderItem {
   final String id;
@@ -21,11 +25,31 @@ class Orders with ChangeNotifier {
     return [..._orders];
   }
 
-  void addOrder(List<CartItem> cartProducts, double total) {
+  Future<void> addOrder(List<CartItem> cartProducts, double total) async {
+    final timestamp = DateTime.now();
+    final response = await http.post(
+      kOrderUrl(),
+      body: json.encode(
+        {
+          'amount': total,
+          'dateTime': timestamp.toIso8601String(),
+          'products': cartProducts
+              .map(
+                (cp) => {
+                  'id': cp.id,
+                  'title': cp.title,
+                  'quantity': cp.quantity,
+                  'price': cp.price
+                },
+              )
+              .toList()
+        },
+      ),
+    );
     _orders.insert(
       0,
       OrderItem(
-        id: DateTime.now().toString(),
+        id: json.decode(response.body)['name'],
         amount: total,
         products: cartProducts,
         dateTime: DateTime.now(),

diff --git a/shop_app/lib/screens/cart_screen.dart b/shop_app/lib/screens/cart_screen.dart
@@ -40,22 +40,7 @@ class CartScreen extends StatelessWidget {
                     ),
                     backgroundColor: Theme.of(context).primaryColor,
                   ),
-                  TextButton(
-                    onPressed: () {
-                      Provider.of<Orders>(context, listen: false).addOrder(
-                        cart.items.values.toList(),
-                        cart.totalAmount,
-                      );
-                      cart.clear();
-                      Navigator.of(context).pushNamed(OrdersScreen.routeId);
-                    },
-                    child: Text(
-                      'ORDER NOW',
-                      style: TextStyle(
-                        color: Theme.of(context).primaryColor,
-                      ),
-                    ),
-                  ), // )
+                  OrderButton(cart: cart),
                 ],
               ),
             ),
@@ -80,3 +65,48 @@ class CartScreen extends StatelessWidget {
     );
   }
 }
+
+class OrderButton extends StatefulWidget {
+  const OrderButton({
+    Key key,
+    @required this.cart,
+  }) : super(key: key);
+
+  final Cart cart;
+
+  @override
+  _OrderButtonState createState() => _OrderButtonState();
+}
+
+class _OrderButtonState extends State<OrderButton> {
+  bool _isLoading = false;
+
+  @override
+  Widget build(BuildContext context) {
+    return TextButton(
+      onPressed: (widget.cart.totalAmount <= 0 || _isLoading)
+          ? null
+          : () async {
+              setState(() {
+                _isLoading = true;
+              });
+              await Provider.of<Orders>(context, listen: false).addOrder(
+                widget.cart.items.values.toList(),
+                widget.cart.totalAmount,
+              );
+              setState(() {
+                _isLoading = false;
+              });
+              widget.cart.clear();
+            },
+      child: _isLoading
+          ? CircularProgressIndicator()
+          : Text(
+              'ORDER NOW',
+              style: TextStyle(
+                color: Theme.of(context).primaryColor,
+              ),
+            ),
+    );
+  }
+}