/****************************************************************************
 Copyright (c) 2010-2012 cocos2d-x.org

 http://www.cocos2d-x.org

 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:

 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE.
 ****************************************************************************/

#include "CCString.h"
#include "platform/CCFileUtils.h"
#include "ccMacros.h"
#include <stdlib.h>
#include <stdio.h>
#include "CCArray.h"

NS_CC_BEGIN

#define kMaxStringLen (1024*100)

String::String()
    :_string("")
{}

String::String(const char * str)
    :_string(str)
{}

String::String(const std::string& str)
    :_string(str)
{}

String::String(const String& str)
    :_string(str.getCString())
{}

String::~String()
{
    CCLOGINFO("deallocing String: %p", this);

    _string.clear();
}

String& String::operator= (const String& other)
{
    _string = other._string;
    return *this;
}

bool String::initWithFormatAndValist(const char* format, va_list ap)
{
    bool bRet = false;
    char* pBuf = (char*)malloc(kMaxStringLen);
    if (pBuf != NULL)
    {
        vsnprintf(pBuf, kMaxStringLen, format, ap);
        _string = pBuf;
        free(pBuf);
        bRet = true;
    }
    return bRet;
}

bool String::initWithFormat(const char* format, ...)
{
    bool bRet = false;
    _string.clear();

    va_list ap;
    va_start(ap, format);

    bRet = initWithFormatAndValist(format, ap);

    va_end(ap);

    return bRet;
}

int String::intValue() const
{
    if (length() == 0)
    {
        return 0;
    }
    return atoi(_string.c_str());
}

unsigned int String::uintValue() const
{
    if (length() == 0)
    {
        return 0;
    }
    return (unsigned int)atoi(_string.c_str());
}

float String::floatValue() const
{
    if (length() == 0)
    {
        return 0.0f;
    }
    return (float)atof(_string.c_str());
}

double String::doubleValue() const
{
    if (length() == 0)
    {
        return 0.0;
    }
    return atof(_string.c_str());
}

bool String::boolValue() const
{
    if (length() == 0)
    {
        return false;
    }

    if (0 == strcmp(_string.c_str(), "0") || 0 == strcmp(_string.c_str(), "false"))
    {
        return false;
    }
    return true;
}

const char* String::getCString() const
{
    return _string.c_str();
}

unsigned int String::length() const
{
    return _string.length();
}

int String::compare(const char * pStr) const
{
    return strcmp(getCString(), pStr);
}

void String::append(const std::string& str)
{
    _string.append(str);
}

void String::appendWithFormat(const char* format, ...)
{
    va_list ap;
    va_start(ap, format);
    
    char* pBuf = (char*)malloc(kMaxStringLen);
    if (pBuf != NULL)
    {
        vsnprintf(pBuf, kMaxStringLen, format, ap);
        _string.append(pBuf);
        free(pBuf);
    }
    
    va_end(ap);
    
}

Array* String::componentsSeparatedByString(const char *delimiter)
{
    Array* result = Array::create();
    
    int cutAt;
    while( (cutAt = _string.find_first_of(delimiter)) != _string.npos )
    {
        if(cutAt > 0)
        {
            result->addObject(String::create(_string.substr(0, cutAt)));
        }
        _string = _string.substr(cutAt + 1);
    }
    
    if(_string.length() > 0)
    {
        result->addObject(String::create(_string));
    }
    
    return result;
}

bool String::isEqual(const Object* pObject)
{
    bool bRet = false;
    const String* pStr = dynamic_cast<const String*>(pObject);
    if (pStr != NULL)
    {
        if (0 == _string.compare(pStr->_string))
        {
            bRet = true;
        }
    }
    return bRet;
}

String* String::create(const std::string& str)
{
    String* pRet = new String(str);
    pRet->autorelease();
    return pRet;
}

String* String::createWithData(const unsigned char* pData, unsigned long nLen)
{
    String* pRet = NULL;
    if (pData != NULL)
    {
        char* pStr = (char*)malloc(nLen+1);
        if (pStr != NULL)
        {
            pStr[nLen] = '\0';
            if (nLen > 0)
            {
                memcpy(pStr, pData, nLen);
            }
            
            pRet = String::create(pStr);
            free(pStr);
        }
    }
    return pRet;
}

String* String::createWithFormat(const char* format, ...)
{
    String* pRet = String::create("");
    va_list ap;
    va_start(ap, format);
    pRet->initWithFormatAndValist(format, ap);
    va_end(ap);

    return pRet;
}

String* String::createWithContentsOfFile(const char* filename)
{
    unsigned long size = 0;
    unsigned char* pData = 0;
    String* pRet = NULL;
    pData = FileUtils::getInstance()->getFileData(filename, "rb", &size);
    pRet = String::createWithData(pData, size);
    CC_SAFE_DELETE_ARRAY(pData);
    return pRet;
}

void String::acceptVisitor(DataVisitor &visitor)
{
    visitor.visit(this);
}

String* String::clone() const
{
    return String::create(_string);
}

NS_CC_END