1// Copyright 2014 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "chrome/browser/local_discovery/cloud_device_list.h"
6
7#include <utility>
8
9#include "base/strings/stringprintf.h"
10#include "chrome/browser/local_discovery/gcd_constants.h"
11#include "components/cloud_devices/common/cloud_devices_urls.h"
12
13namespace local_discovery {
14
15namespace {
16const char kKindDevicesList[] = "clouddevices#devicesListResponse";
17}
18
19CloudDeviceList::CloudDeviceList(CloudDeviceListDelegate* delegate)
20    : delegate_(delegate) {
21}
22
23CloudDeviceList::~CloudDeviceList() {
24}
25
26void CloudDeviceList::OnGCDAPIFlowError(GCDApiFlow::Status status) {
27  delegate_->OnDeviceListUnavailable();
28}
29
30void CloudDeviceList::OnGCDAPIFlowComplete(const base::DictionaryValue& value) {
31  std::string kind;
32  value.GetString(kGCDKeyKind, &kind);
33
34  const base::ListValue* devices = NULL;
35  if (kind != kKindDevicesList || !value.GetList("devices", &devices)) {
36    delegate_->OnDeviceListUnavailable();
37    return;
38  }
39
40  std::vector<CloudDeviceListDelegate::Device> result;
41  for (base::ListValue::const_iterator i = devices->begin();
42       i != devices->end(); i++) {
43    base::DictionaryValue* device;
44    CloudDeviceListDelegate::Device details;
45
46    if (!(*i)->GetAsDictionary(&device))
47      continue;
48
49    if (!FillDeviceDetails(*device, &details))
50      continue;
51
52    result.push_back(details);
53  }
54
55  delegate_->OnDeviceListReady(result);
56}
57
58GURL CloudDeviceList::GetURL() {
59  return cloud_devices::GetCloudDevicesRelativeURL("devices");
60}
61
62bool CloudDeviceList::FillDeviceDetails(
63    const base::DictionaryValue& device_value,
64    CloudDeviceListDelegate::Device* details) {
65  if (!device_value.GetString("id", &details->id))
66    return false;
67
68  if (!device_value.GetString("displayName", &details->display_name) &&
69      !device_value.GetString("systemName", &details->display_name)) {
70    return false;
71  }
72
73  if (!device_value.GetString("deviceKind", &details->type))
74    return false;
75
76  // Non-essential.
77  device_value.GetString("description", &details->description);
78
79  return true;
80}
81
82}  // namespace local_discovery
83