#include <string>
#include <vector>

#include "Sms.h"
#include "util.h"
#include "SmsPdu.h"



std::string GetSmsCommand(SMS& sms)
{
	unsigned int pos = sms.message.find(" ");

	std::string result;

	if (pos == std::string::npos)
		result =  sms.message;
	else
		result = sms.message.substr(0, pos);

	return Util::str_trim(result);
}

std::string GetSmsData(SMS& sms)
{
	unsigned int pos = sms.message.find(" ");

	if (pos == std::string::npos)
		return "";
	else
	{
		pos++;
		
		std::string data =  sms.message.substr(pos, sms.message.length()-pos );

		data = Util::str_trim(data);
		return data;
	}
}

SMS::SMS()
{
}

SMS::SMS(std::string _sender, std::string _message, std::string _timestamp)
 : sender(_sender), message(_message), timestamp(_timestamp)
{
}

SMS SMS::FromRawString(const std::string& input)
{
	std::string smsline = input.substr(7, input.length() -7); //strip "+CMGL: "	

	std::vector<std::string> lines = Util::str_split(smsline, "\r\n");
	std::vector<std::string> fields = Util::str_split(lines[0],",");

	std::string body;
	for (unsigned i=1; i<lines.size(); ++i)
	{
		std::string body_line = lines[i];


		if (body_line != "")
		{
			if (body.length() > 0)	
				body += "\r\n";
			body += body_line;
		}
	}

	body = Util::str_trim(body);

	SMS newsms;

	newsms.sms_index = fields[0];

	newsms.sender = fields[2];
	newsms.sender = Util::str_replace(newsms.sender, "\"");
	
	newsms.timestamp = fields[4] + std::string(",") + fields[5];	
	newsms.timestamp = Util::str_replace(newsms.timestamp, "\"");

	newsms.message = body;

	return newsms;
}

SMS SMS::FromPduString(const std::string& input)
{
	std::string smsline = input.substr(7, input.length() -7); //strip "+CMGL: "	

	std::vector<std::string> lines = Util::str_split(smsline, "\r\n");
	std::vector<std::string> fields = Util::str_split(lines[0],",");

	SMS newsms = SmsPdu::ParseSmsPdu(lines[1]);

	newsms.sms_index = fields[0];

	return newsms;
}