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// Copyright (c) 2012 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 "sync/api/sync_data.h"
#include <ostream>
#include "base/json/json_writer.h"
#include "base/memory/scoped_ptr.h"
#include "base/string_number_conversions.h"
#include "base/values.h"
#include "sync/internal_api/base_node.h"
#include "sync/protocol/proto_value_conversions.h"
#include "sync/protocol/sync.pb.h"
#include "sync/syncable/model_type.h"
void SyncData::ImmutableSyncEntityTraits::InitializeWrapper(
Wrapper* wrapper) {
*wrapper = new sync_pb::SyncEntity();
}
void SyncData::ImmutableSyncEntityTraits::DestroyWrapper(
Wrapper* wrapper) {
delete *wrapper;
}
const sync_pb::SyncEntity& SyncData::ImmutableSyncEntityTraits::Unwrap(
const Wrapper& wrapper) {
return *wrapper;
}
sync_pb::SyncEntity* SyncData::ImmutableSyncEntityTraits::UnwrapMutable(
Wrapper* wrapper) {
return *wrapper;
}
void SyncData::ImmutableSyncEntityTraits::Swap(sync_pb::SyncEntity* t1,
sync_pb::SyncEntity* t2) {
t1->Swap(t2);
}
SyncData::SyncData()
: is_valid_(false),
id_(sync_api::kInvalidId) {}
SyncData::SyncData(int64 id, sync_pb::SyncEntity* entity)
: is_valid_(true),
id_(id),
immutable_entity_(entity) {}
SyncData::~SyncData() {}
// Static.
SyncData SyncData::CreateLocalDelete(
const std::string& sync_tag,
syncable::ModelType datatype) {
sync_pb::EntitySpecifics specifics;
syncable::AddDefaultFieldValue(datatype, &specifics);
return CreateLocalData(sync_tag, "", specifics);
}
// Static.
SyncData SyncData::CreateLocalData(
const std::string& sync_tag,
const std::string& non_unique_title,
const sync_pb::EntitySpecifics& specifics) {
sync_pb::SyncEntity entity;
entity.set_client_defined_unique_tag(sync_tag);
entity.set_non_unique_name(non_unique_title);
entity.mutable_specifics()->CopyFrom(specifics);
return SyncData(sync_api::kInvalidId, &entity);
}
// Static.
SyncData SyncData::CreateRemoteData(
int64 id, const sync_pb::EntitySpecifics& specifics) {
DCHECK_NE(id, sync_api::kInvalidId);
sync_pb::SyncEntity entity;
entity.mutable_specifics()->CopyFrom(specifics);
return SyncData(id, &entity);
}
bool SyncData::IsValid() const {
return is_valid_;
}
const sync_pb::EntitySpecifics& SyncData::GetSpecifics() const {
return immutable_entity_.Get().specifics();
}
syncable::ModelType SyncData::GetDataType() const {
return syncable::GetModelTypeFromSpecifics(GetSpecifics());
}
const std::string& SyncData::GetTag() const {
DCHECK(IsLocal());
return immutable_entity_.Get().client_defined_unique_tag();
}
const std::string& SyncData::GetTitle() const {
// TODO(zea): set this for data coming from the syncer too.
DCHECK(immutable_entity_.Get().has_non_unique_name());
return immutable_entity_.Get().non_unique_name();
}
int64 SyncData::GetRemoteId() const {
DCHECK(!IsLocal());
return id_;
}
bool SyncData::IsLocal() const {
return id_ == sync_api::kInvalidId;
}
std::string SyncData::ToString() const {
if (!IsValid())
return "<Invalid SyncData>";
std::string type = syncable::ModelTypeToString(GetDataType());
std::string specifics;
scoped_ptr<DictionaryValue> value(
browser_sync::EntitySpecificsToValue(GetSpecifics()));
base::JSONWriter::WriteWithOptions(value.get(),
base::JSONWriter::OPTIONS_PRETTY_PRINT,
&specifics);
if (IsLocal()) {
return "{ isLocal: true, type: " + type + ", tag: " + GetTag() +
", title: " + GetTitle() + ", specifics: " + specifics + "}";
}
std::string id = base::Int64ToString(GetRemoteId());
return "{ isLocal: false, type: " + type + ", specifics: " + specifics +
", id: " + id + "}";
}
void PrintTo(const SyncData& sync_data, std::ostream* os) {
*os << sync_data.ToString();
}
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