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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/pairing/fake_host_pairing_controller.h"
#include <map>
#include <vector>
#include "base/bind.h"
#include "base/logging.h"
#include "base/message_loop/message_loop.h"
#include "base/rand_util.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/string_split.h"
namespace {
const int kDefaultAsyncDurationMs = 3000;
const size_t kCodeLength = 6;
} // namespace
namespace pairing_chromeos {
FakeHostPairingController::FakeHostPairingController(const std::string& config)
: current_stage_(STAGE_NONE),
enrollment_should_fail_(false),
start_after_update_(false) {
ApplyConfig(config);
AddObserver(this);
}
FakeHostPairingController::~FakeHostPairingController() {
RemoveObserver(this);
}
void FakeHostPairingController::ApplyConfig(const std::string& config) {
base::StringPairs kv_pairs;
CHECK(base::SplitStringIntoKeyValuePairs(config, ':', ',', &kv_pairs))
<< "Wrong config format.";
std::map<std::string, std::string> dict(kv_pairs.begin(), kv_pairs.end());
if (dict.count("async_duration")) {
int ms = 0;
CHECK(base::StringToInt(dict["async_duration"], &ms))
<< "Wrong 'async_duration' format.";
async_duration_ = base::TimeDelta::FromMilliseconds(ms);
} else {
async_duration_ =
base::TimeDelta::FromMilliseconds(kDefaultAsyncDurationMs);
}
start_after_update_ = dict["start_after_update"] == "1";
enrollment_should_fail_ = dict["fail_enrollment"] == "1";
if (dict.count("code")) {
confirmation_code_ = dict["code"];
} else {
confirmation_code_.clear();
for (size_t i = 0; i < kCodeLength; ++i)
confirmation_code_.push_back(base::RandInt('0', '9'));
}
CHECK(confirmation_code_.length() == kCodeLength &&
confirmation_code_.find_first_not_of("0123456789") == std::string::npos)
<< "Wrong 'code' format.";
device_name_ =
dict.count("device_name") ? dict["device_name"] : "Chromebox-01";
enrollment_domain_ = dict.count("domain") ? dict["domain"] : "example.com";
}
void FakeHostPairingController::ChangeStage(Stage new_stage) {
if (current_stage_ == new_stage)
return;
current_stage_ = new_stage;
FOR_EACH_OBSERVER(Observer, observers_, PairingStageChanged(new_stage));
}
void FakeHostPairingController::ChangeStageLater(Stage new_stage) {
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeHostPairingController::ChangeStage,
base::Unretained(this),
new_stage),
async_duration_);
}
void FakeHostPairingController::AddObserver(Observer* observer) {
observers_.AddObserver(observer);
}
void FakeHostPairingController::RemoveObserver(Observer* observer) {
observers_.RemoveObserver(observer);
}
HostPairingController::Stage FakeHostPairingController::GetCurrentStage() {
return current_stage_;
}
void FakeHostPairingController::StartPairing() {
CHECK(current_stage_ == STAGE_NONE);
if (start_after_update_) {
ChangeStage(STAGE_WAITING_FOR_CONTROLLER_AFTER_UPDATE);
} else {
ChangeStage(STAGE_WAITING_FOR_CONTROLLER);
}
}
std::string FakeHostPairingController::GetDeviceName() {
return device_name_;
}
std::string FakeHostPairingController::GetConfirmationCode() {
CHECK(current_stage_ == STAGE_WAITING_FOR_CODE_CONFIRMATION);
return confirmation_code_;
}
std::string FakeHostPairingController::GetEnrollmentDomain() {
return enrollment_domain_;
}
void FakeHostPairingController::OnUpdateStatusChanged(
UpdateStatus update_status) {
}
void FakeHostPairingController::OnEnrollmentStatusChanged(
EnrollmentStatus enrollment_status) {
}
void FakeHostPairingController::SetPermanentId(
const std::string& permanent_id) {
}
void FakeHostPairingController::PairingStageChanged(Stage new_stage) {
switch (new_stage) {
case STAGE_WAITING_FOR_CONTROLLER: {
ChangeStageLater(STAGE_WAITING_FOR_CODE_CONFIRMATION);
break;
}
case STAGE_WAITING_FOR_CODE_CONFIRMATION: {
ChangeStageLater(STAGE_WAITING_FOR_CONTROLLER_AFTER_UPDATE);
break;
}
case STAGE_WAITING_FOR_CONTROLLER_AFTER_UPDATE: {
ChangeStageLater(STAGE_WAITING_FOR_CREDENTIALS);
break;
}
case STAGE_WAITING_FOR_CREDENTIALS: {
ChangeStageLater(STAGE_ENROLLING);
break;
}
case STAGE_ENROLLING: {
if (enrollment_should_fail_) {
enrollment_should_fail_ = false;
ChangeStageLater(STAGE_ENROLLMENT_ERROR);
} else {
ChangeStageLater(STAGE_ENROLLMENT_SUCCESS);
}
break;
}
case STAGE_ENROLLMENT_ERROR: {
ChangeStageLater(STAGE_WAITING_FOR_CONTROLLER_AFTER_UPDATE);
break;
}
case STAGE_ENROLLMENT_SUCCESS: {
ChangeStageLater(STAGE_FINISHED);
break;
}
default: { break; }
}
}
} // namespace pairing_chromeos
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