getMessage method
Implementation
Future<List<message>> getMessage() async {
var url = Uri.parse(endpoint + '/messages');
var response = await http.get(url, headers: this.getHeader());
if (response.statusCode != 200) {
throw Exception('Failed to load messages');
}
final List map = json.decode(response.body)['hydra:member'];
return map.map((v) => new message.fromJson(v)).toList();
}