#include "TtsBaidu.h"
#include"Md5.h"
#include"ttsapi/speech.h"
//#include  <unistd.h>
#include <boost/filesystem.hpp>

namespace fs = boost::filesystem;
TtsBaidu::TtsBaidu()
{

}

TtsBaidu::~TtsBaidu()
{

}

void TtsBaidu::Init(std::string ttsPath)
{

	m_ttsPath = ttsPath;
	m_ttsPath = m_ttsPath + "/";

}


bool  TtsBaidu::TextToAudio(std::string Content, std::string& FileName)
{
	aip::Speech g_client(app_id, api_key, secret_key);
	std::ofstream ofile;
	std::string file_ret;
	md5space::MD5 md(Content);
	std::string ContentMd5 = md.getMd5();
	ContentMd5.append(".mp3");
	/*ContentMd5.append(".wav");*/
	std::string AudioName = ContentMd5;
	std::string resultName = m_ttsPath + AudioName;

	//if ((access(resultName.c_str(), 0)) != -1) //若文件已存在不再转换
	//{
	//	FileName = resultName;
	//	return true;
	//}

	fs::path filePath = (resultName);
	if (fs::exists(filePath))
	{
		FileName = resultName;
		return true;
	}
	ofile.open(resultName, std::ios::out | std::ios::binary);
	g_client.text2audio(Content, aip::null, file_ret);
	Json::Value result = g_client.text2audio(Content, aip::null, file_ret);
	// 如果error_code字段为空则说明合成成功，返回mp3文件内容，否则json数据为相应的错误反回结果
	if (result["error_code"] == Json::nullValue)
	{
		ofile << file_ret;
		FileName = resultName;
		return true;
	}
	return false;

}