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// Copyright 2015 The Weave Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef LIBWEAVE_SRC_CONFIG_H_
#define LIBWEAVE_SRC_CONFIG_H_
#include <set>
#include <string>
#include <vector>
#include <base/callback.h>
#include <base/gtest_prod_util.h>
#include <weave/error.h>
#include <weave/provider/config_store.h>
#include "src/privet/privet_types.h"
namespace weave {
class StorageInterface;
enum class RootClientTokenOwner {
// Keep order as it's used with order comparison operators.
kNone,
kClient,
kCloud,
};
// Handles reading buffet config and state files.
class Config final {
public:
struct Settings : public weave::Settings {
std::string refresh_token;
std::string robot_account;
std::string last_configured_ssid;
std::vector<uint8_t> secret;
RootClientTokenOwner root_client_token_owner{RootClientTokenOwner::kNone};
};
using OnChangedCallback = base::Callback<void(const weave::Settings&)>;
~Config() = default;
explicit Config(provider::ConfigStore* config_store);
void AddOnChangedCallback(const OnChangedCallback& callback);
const Config::Settings& GetSettings() const;
// Allows editing of config. Makes sure that callbacks were called and changes
// were saved.
// User can commit changes by calling Commit method or by destroying the
// object.
class Transaction final {
public:
explicit Transaction(Config* config)
: config_(config), settings_(&config->settings_) {
CHECK(config_);
}
~Transaction();
void set_client_id(const std::string& id) { settings_->client_id = id; }
void set_client_secret(const std::string& secret) {
settings_->client_secret = secret;
}
void set_api_key(const std::string& key) { settings_->api_key = key; }
void set_oauth_url(const std::string& url) { settings_->oauth_url = url; }
void set_service_url(const std::string& url) {
settings_->service_url = url;
}
void set_name(const std::string& name) { settings_->name = name; }
void set_description(const std::string& description) {
settings_->description = description;
}
void set_location(const std::string& location) {
settings_->location = location;
}
void set_local_anonymous_access_role(AuthScope role) {
settings_->local_anonymous_access_role = role;
}
void set_local_discovery_enabled(bool enabled) {
settings_->local_discovery_enabled = enabled;
}
void set_local_pairing_enabled(bool enabled) {
settings_->local_pairing_enabled = enabled;
}
void set_cloud_id(const std::string& id) { settings_->cloud_id = id; }
void set_refresh_token(const std::string& token) {
settings_->refresh_token = token;
}
void set_robot_account(const std::string& account) {
settings_->robot_account = account;
}
void set_last_configured_ssid(const std::string& ssid) {
settings_->last_configured_ssid = ssid;
}
void set_secret(const std::vector<uint8_t>& secret) {
settings_->secret = secret;
}
void set_root_client_token_owner(
RootClientTokenOwner root_client_token_owner) {
settings_->root_client_token_owner = root_client_token_owner;
}
void Commit();
private:
FRIEND_TEST_ALL_PREFIXES(ConfigTest, Setters);
void set_device_id(const std::string& id) {
config_->settings_.device_id = id;
}
friend class Config;
void LoadState();
Config* config_;
Settings* settings_;
bool save_{true};
};
private:
void Load();
void Save();
Settings settings_;
provider::ConfigStore* config_store_{nullptr};
std::vector<OnChangedCallback> on_changed_;
DISALLOW_COPY_AND_ASSIGN(Config);
};
} // namespace weave
#endif // LIBWEAVE_SRC_CONFIG_H_