From f29589d55b18f655b3e64bbc33f32f2fc19cc93f Mon Sep 17 00:00:00 2001
From: Jonas Franz <jonas.franz@incloud.de>
Date: Thu, 17 Feb 2022 18:10:46 +0100
Subject: [PATCH] Add product service

---
 lib/service/product_service.dart | 24 ++++++++++++++++++++++++
 pubspec.lock                     | 21 ++++++++++++++-------
 pubspec.yaml                     |  7 +------
 test/product_service_test.dart   | 10 ++++++++++
 4 files changed, 49 insertions(+), 13 deletions(-)
 create mode 100644 lib/service/product_service.dart
 create mode 100644 test/product_service_test.dart

diff --git a/lib/service/product_service.dart b/lib/service/product_service.dart
new file mode 100644
index 0000000..dc71784
--- /dev/null
+++ b/lib/service/product_service.dart
@@ -0,0 +1,24 @@
+import 'dart:convert';
+
+import 'package:http/http.dart';
+import 'package:thesis_shop/models/product.dart';
+
+class ProductService {
+  final String url;
+
+  ProductService({
+    this.url =
+        "https://gist.githubusercontent.com/jonasfranz/3ba3b1d8453d2cb3a4571e20d7bd4eca/raw/747b131c48b894873711e040ad077df201180093/products.json",
+  });
+
+  Future<List<Product>> fetchProducts() async {
+    final result = await get(Uri.parse(url));
+    final List<dynamic> parsed = jsonDecode(result.body);
+    return parsed
+        .map((e) => Product(
+              title: e['title'],
+              price: e['price'],
+            ))
+        .toList();
+  }
+}
diff --git a/pubspec.lock b/pubspec.lock
index 18b4a2b..e8671af 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -106,13 +106,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.17.1"
-  cupertino_icons:
-    dependency: "direct main"
-    description:
-      name: cupertino_icons
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.0.4"
   dart_code_metrics:
     dependency: "direct dev"
     description:
@@ -172,6 +165,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.15.0"
+  http:
+    dependency: "direct main"
+    description:
+      name: http
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.13.4"
+  http_parser:
+    dependency: transitive
+    description:
+      name: http_parser
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.0.0"
   lints:
     dependency: transitive
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index 999b482..3642c34 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -29,12 +29,7 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-
-
-  # The following adds the Cupertino Icons font to your application.
-  # Use with the CupertinoIcons class for iOS style icons.
-  cupertino_icons: ^1.0.2
-
+  http: ^0.13.4
 dev_dependencies:
   flutter_test:
     sdk: flutter
diff --git a/test/product_service_test.dart b/test/product_service_test.dart
new file mode 100644
index 0000000..2c31efa
--- /dev/null
+++ b/test/product_service_test.dart
@@ -0,0 +1,10 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:thesis_shop/service/product_service.dart';
+
+void main() {
+  test('test if service gets results from server', () async {
+    final products = await ProductService().fetchProducts();
+    expect(products.length, greaterThan(0));
+    expect(products.first.price, greaterThanOrEqualTo(0));
+  });
+}