invoice/lib/data/web_client.dart

70 lines
1.9 KiB
Dart

import 'dart:io';
import 'dart:async';
import 'dart:convert';
import 'package:http/http.dart' as http;
import 'package:invoiceninja/data/models/models.dart';
/// A class that is meant to represent a Web Service you would call to fetch
/// and persist Products to and from the cloud.
///
/// Since we're trying to keep this example simple, it doesn't communicate with
/// a real server but simply emulates the functionality.
class WebClient {
const WebClient();
Future<http.Response> sendGetRequest(String url, String token) {
return http.Client().get(
url,
headers: {
'X-Ninja-Token': token,
},
);
}
Future<http.Response> sendPostRequest(String url, String token, dynamic data) {
return http.Client().post(
url,
body: data,
headers: {
'X-Ninja-Token': token,
},
);
}
Future<dynamic> fetchItem(String url, String token) async {
final http.Response response = await sendGetRequest(url, token);
final result = BaseItemResponse.fromJson(json.decode(response.body));
if (result.error.message != null) {
throw(result.error.message);
} else {
return result.data;
}
}
Future<List<dynamic>> fetchList(String url, String token) async {
final http.Response response = await sendGetRequest(url, token);
final result = BaseListResponse.fromJson(json.decode(response.body));
if (result.error.message != null) {
throw(result.error.message);
} else {
return result.data.toList();
}
}
Future<List<dynamic>> postList(String url, String token, var data) async {
final http.Response response = await sendPostRequest(url, token, data);
final result = BaseListResponse.fromJson(json.decode(response.body));
if (result.error.message != null) {
throw(result.error.message);
} else {
return result.data.toList();
}
}
}