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getting graph data from api

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not sure if this is needed, was suggested though
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Felix 2019-07-18 10:26:37 +01:00
parent 4ab078c45e
commit bf1046c4e5
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4 changed files with 58 additions and 4 deletions
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49
lib/common/apifunctions/get_graph_data.dart Normal file
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import 'dart:convert';
import 'dart:async';
import 'package:http/http.dart' as http;
import 'package:shared_preferences/shared_preferences.dart';
enum DataPoint {date, String}
class GraphData {
List<DataPoint> data = new List<DataPoint>();
Future<List<DataPoint>> getGraphData(String graphType) async {
/// Graph types:
/// - total_last_week
/// - avg_spend_last_week
/// - total_last_month
/// - avg_spend_last_month
///
/// HTTP POST request sample:
/// {"graph":"total_last_week","session_key":"blahblahblah"}
final url = "https://dev.peartrade.org/api/v1/customer/graphs";
SharedPreferences preferences = await SharedPreferences.getInstance();
Map<String, String> body = {
'graph': graphType,
'session_key': preferences.get('LastToken'),
};
final response = await http.post(
url,
body: json.encode(body),
);
if (response.statusCode == 200) {
final responseJson = jsonDecode(response.body);
final labels = responseJson['graph']['labels'];
final data = responseJson['graph']['data'];
// final bounds = responseJson['graph']['bounds']; // why is this even returned?
// print(labels[5]);
// print(data[5]);
} else {
final errorMessage = json.decode(response.body)['message'];
print("Error: " + errorMessage);
}
}
}