/************************************
 * file enc : ascii
 * author   : wuyanyi09@gmail.com
************************************/
#ifndef CPPCOMMON_STR_FUNCTS_H
#define CPPCOMMON_STR_FUNCTS_H
#include <fstream>
#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <cctype>
#include <map>
#include <stdint.h>
#include <stdio.h>
#include <stdarg.h>
#include <memory.h>
#include "typedefs.h"
#include <functional> 
#include <locale>
namespace CPPCOMMON
{
    using namespace std;
    string string_format(const string fmt, ...) ;
    string joinStr(const vector<string>& source, const string& connector);
    vector<string> splitStr(const string& source, const string& pattern = " \t\n");
    bool splitStr(const string& source, vector<string>& res, const string& pattern = " \t\n");
    bool splitStrMultiPatterns(
                const string& strSrc, 
                vector<string>& outVec, 
                const vector<string>& patterns
                );
    string upperStr(const string& str);
    string lowerStr(const string& str);
    string replaceStr(const string& strSrc, const string& oldStr, const string& newStr, int count = -1);
    string stripStr(const string& str, const string& patternstr = " \n\t");
    std::string &ltrim(std::string &s) ;
    std::string &rtrim(std::string &s) ;
    std::string &trim(std::string &s) ;
    unsigned int countStrDistance(const string& A, const string& B);
    unsigned int countStrSimilarity(const string& A, const string& B);


    bool uniStrToVec(const string& str, Unicode& vec);
    string uniVecToStr(const Unicode& vec);

    inline uint16_t twocharToUint16(char high, char low)
    {
        return (((uint16_t(high) & 0x00ff ) << 8) | (uint16_t(low) & 0x00ff));
    }

    inline pair<char, char> uint16ToChar2(uint16_t in)
    {
        pair<char, char> res;
        res.first = (in>>8) & 0x00ff; //high
        res.second = (in) & 0x00ff; //low
        return res;
    }

    inline void printUnicode(const Unicode& unicode)
    {
        cout<<uniVecToStr(unicode)<<endl;
    }

    inline bool strStartsWith(const string& str, const string& prefix)
    {
        //return str.substr(0, prefix.size()) == prefix;
        if(prefix.length() > str.length())
        {
            return false;
        }
        return 0 == str.compare(0, prefix.length(), prefix);
    }

    inline bool strEndsWith(const string& str, const string& suffix)
    {
        if(suffix.length() > str.length())
        {
            return false;
        }
        return 0 == str.compare(str.length() -  suffix.length(), suffix.length(), suffix);
    }
    
}
#endif