#include "WCString.h"
#include <string.h>

WCString::WCString(void)
: char_copy(NULL)
, data(L" ")
{

}

WCString::~WCString(void)
{
    if(char_copy)
        delete [] char_copy;
}

WCString::WCString(const char * rhs)
: char_copy(NULL)
{
    unsigned int len = strlen(rhs);
    unsigned int i = 0;
    if(data.size() < len)
        data.resize(len);

    for(i = 0; i < len; i++){
        data[i] = (wchar_t)rhs[i];
    }
}

WCString::WCString(const WCString &rhs)
: data(rhs.data)
, char_copy(NULL)
{

}

WCString::WCString(const wchar_t * rhs)
: char_copy(NULL)
{
    unsigned int len = 0;
    unsigned int i = 0;

    // This is so dangerous...
    while(rhs[len]) len++;
    
    if(data.size() < len)
        data.resize(len);

    for(i = 0; i < len; i++){
        data[i] = rhs[i];
    }
}

WCString::WCString(const std::string &rhs)
: char_copy(NULL)
{
    unsigned int len = rhs.length();
    unsigned int i = 0;
    if(data.size() < len)
        data.resize(len);

    for(i = 0; i < len; i++){
        data[i] = (wchar_t)rhs[i];
    }
}

std::string WCString::to_string()
{
    unsigned int i = 0;
    std::string retval;
    retval.resize(data.length());
    for(i = 0; i < data.length(); i++)
        retval[i] = (char)data[i];
    retval[i] = 0;
    return retval;
}

WCString &WCString::operator=(const WCString &rhs)
{
    if(this != &rhs)
        data = rhs.data;

    return *this;
}

const wchar_t *WCString::w_str() const
{
    return data.c_str();
}

const char *WCString::c_str() const
{
    unsigned int i = 0;
    if(char_copy)
        delete [] char_copy;
    char_copy = new char[data.length() + 1];
    for(i = 0; i < data.length(); i++)
        char_copy[i] = (char)data[i];
    char_copy[i] = 0;

    return char_copy;
}
WCString &WCString::operator=(const std::string &rhs)
{
    unsigned int i = 0;
    if(rhs.length() > data.size())
        data.resize(rhs.length());
    for(i = 0; i < rhs.length(); i++)
        data[i] = (wchar_t)rhs[i];

    return *this;
}

WCString &WCString::operator=(const wchar_t *rhs)
{
    unsigned int i = 0;
    unsigned int len = 0;
    // This is so dangerous...
    while(rhs[len]) len++;

    if(len > data.size())
        data.resize(len);
    for(i = 0; i < len; i++)
        data[i] = rhs[i];
    
    return *this;
}

WCString &WCString::operator=(const char *rhs)
{
    unsigned int i = 0;
    unsigned int len = 0;
    // This is so dangerous...
    while(rhs[len]) len++;

    if(len > data.size())
        data.resize(len);
    for(i = 0; i < len; i++)
        data[i] = (wchar_t)rhs[i];

    return *this;
}

WCString &WCString::operator+=(const WCString &rhs)
{
    unsigned int i = 0;
    unsigned int di = data.length();
    unsigned int ri = rhs.length();

    if(this == &rhs)
        return *this;
    if(data.size() < rhs.length() + di)
        data.resize(rhs.length() + di);

    for(i = 0; i < rhs.length(); i++){
        data[di + i] = rhs.data[i];
    }

    return *this;
}

WCString &WCString::operator+=(const std::string &rhs)
{
    unsigned int i = 0;
    unsigned int di = data.length();
    if(rhs.length() + di > data.size())
        data.resize(rhs.length() + di);
    for(i = 0; i < rhs.length(); i++)
        data[di + i] = (wchar_t)rhs[i];
    return *this;
}

WCString &WCString::operator+=(const wchar_t *rhs)
{
    unsigned int i = 0;
    unsigned int len = 0;
    unsigned int di = data.length();
    // This is so dangerous...
    while(rhs[len]) len++;

    if(len + di > data.size())
        data.resize(len + di);
    for(i = 0; i < len; i++)
        data[di + i] = rhs[i];
    //data[di + i] = 0;
    return *this;
}

WCString &WCString::operator+=(const char *rhs)
{
    unsigned int i = 0;
    unsigned int len = 0;
    unsigned int di = data.length();
    
    // This is so dangerous...
    while(rhs[len]) len++;

    if(len + di > data.size())
        data.resize(len + di);
    for(i = 0; i < len; i++) 
        data[di + i] = (wchar_t)rhs[i];

    return *this;
}


WCString WCString::operator+(const WCString &rhs)
{
    WCString retval = *this;
    retval += rhs;

    return retval;
}

WCString WCString::operator+(const std::string &rhs)
{   
    WCString retval = *this;
    retval += rhs;

    return retval;
}

WCString WCString::operator+(const wchar_t *rhs)
{
    WCString retval = *this;
    retval += rhs;

    return retval;
}

WCString WCString::operator+(const char *rhs)
{
    WCString retval = *this;
    retval += rhs;

    return retval;
}