/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#include "rocketmq/MQMessage.h"
#include "MessageAccessor.h"
#include "MessageImpl.h"
#include "MixAll.h"
#include "Protocol.h"
#include "UniqueIdGenerator.h"
#include "UtilAll.h"
#include "rocketmq/MQMessageExt.h"
#include <chrono>

ROCKETMQ_NAMESPACE_BEGIN

MQMessage::MQMessage() : MQMessage("", "", "", "") {
}

MQMessage::MQMessage(const std::string& topic, const std::string& body) : MQMessage(topic, "", "", body) {
}

MQMessage::MQMessage(const std::string& topic, const std::string& tags, const std::string& body)
    : MQMessage(topic, tags, "", body) {
}

MQMessage::MQMessage(const std::string& topic, const std::string& tags, const std::string& keys,
                     const std::string& body)
    : impl_(new MessageImpl) {
  impl_->topic_.name = topic;
  impl_->system_attribute_.tag = tags;
  if (!keys.empty()) {
    impl_->system_attribute_.keys.emplace_back(keys);
  }

  impl_->system_attribute_.born_host = UtilAll::hostname();
  impl_->system_attribute_.born_timestamp = absl::Now();
  impl_->system_attribute_.message_id = UniqueIdGenerator::instance().next();

  impl_->body_.clear();
  impl_->body_.reserve(body.length());
  impl_->body_.append(body.data(), body.length());
}

MQMessage::~MQMessage() {
  delete impl_;
}

MQMessage::MQMessage(const MQMessage& other) {
  impl_ = new MessageImpl(*other.impl_);
}

MQMessage& MQMessage::operator=(const MQMessage& other) {
  if (this == &other) {
    return *this;
  }
  *impl_ = *(other.impl_);
  return *this;
}

const std::string& MQMessage::getMsgId() const {
  return impl_->system_attribute_.message_id;
}

std::string MQMessage::getBornHost() const {
  return impl_->system_attribute_.born_host;
}

std::chrono::system_clock::time_point MQMessage::deliveryTimestamp() const {
  return absl::ToChronoTime(impl_->system_attribute_.delivery_timestamp);
}

void MQMessage::setProperty(const std::string& name, const std::string& value) {
  impl_->user_attribute_map_[name] = value;
}

std::string MQMessage::getProperty(const std::string& name) const {
  auto it = impl_->user_attribute_map_.find(name);
  if (impl_->user_attribute_map_.end() == it) {
    return "";
  }
  return it->second;
}

const std::string& MQMessage::getTopic() const {
  return impl_->topic_.name;
}

void MQMessage::setTopic(const std::string& topic) {
  impl_->topic_.name = topic;
}

void MQMessage::setTopic(const char* data, int len) {
  impl_->topic_.name = std::string(data, len);
}

std::string MQMessage::getTags() const {
  return impl_->system_attribute_.tag;
}

void MQMessage::setTags(const std::string& tags) {
  impl_->system_attribute_.tag = tags;
}

const std::vector<std::string>& MQMessage::getKeys() const {
  return impl_->system_attribute_.keys;
}

void MQMessage::setKey(const std::string& key) {
  impl_->system_attribute_.keys.push_back(key);
}

void MQMessage::setKeys(const std::vector<std::string>& keys) {
  impl_->system_attribute_.keys = keys;
}

int MQMessage::getDelayTimeLevel() const {
  return impl_->system_attribute_.delay_level;
}

void MQMessage::setDelayTimeLevel(int level) {
  impl_->system_attribute_.delay_level = level;
}

const std::string& MQMessage::traceContext() const {
  return impl_->system_attribute_.trace_context;
}

void MQMessage::traceContext(const std::string& trace_context) {
  impl_->system_attribute_.trace_context = trace_context;
}

const std::string& MQMessage::getBody() const {
  return impl_->body_;
}

void MQMessage::setBody(const char* body, int len) {
  impl_->body_.clear();
  impl_->body_.reserve(len);
  impl_->body_.append(body, len);
}

void MQMessage::setBody(const std::string& body) {
  impl_->body_ = body;
}

uint32_t MQMessage::bodyLength() const {
  return impl_->body_.length();
}

const std::map<std::string, std::string>& MQMessage::getProperties() const {
  return impl_->user_attribute_map_;
}

void MQMessage::setProperties(const std::map<std::string, std::string>& properties) {
  for (const auto& it : properties) {
    impl_->user_attribute_map_.insert({it.first, it.second});
  }
}

void MQMessage::messageType(MessageType message_type) {
  impl_->system_attribute_.message_type = message_type;
}

MessageType MQMessage::messageType() const {
  return impl_->system_attribute_.message_type;
}

ROCKETMQ_NAMESPACE_END