#include "StdAfx.h"
#include "ACStringList.h"
#include "globalfunc.h"

ACStringList::ACStringList(const char **pBeg, int nCount)
{
	m_nDelFlag = 1;
	const char **p = pBeg;
	
	for (int i = 0; i < nCount; i++)
	{
		Append(GlobalFunc::StrNew(*p));
		p++;
	}
}

ACStringList::ACStringList()
{

}

ACStringList::ACStringList(ACStringList &src)
{
	*this = src;
}

ACStringList::~ACStringList()
{

}

// 返回符号表的序号: -1表示符号不在列表里
// 不分大小写
int ACStringList::Index(const char *sym, int caseSense)
{
	if (!sym)
	{
		return -1;
	}

	int len = Length();
	if (!caseSense)
	{
		for (int i = 0; i < len; i++) 
		{
			if (_stricmp((*this)[i], sym) == 0)
			{
				return i;
			}
		}
	}
	else
	{
		for(int i = 0; i < len; i++) 
		{
			if (strcmp((*this)[i], sym) == 0)
			{
				return i;
			}
		}
	}

	return -1;
}

ACStringList & ACStringList::operator =(ACStringList &src)
{
	Reset();

	int len = src.Length();
	for (int i = 0; i < len; i++)
	{
		Append(GlobalFunc::StrNew(src[i]));
	}

	return *this;
}

typedef int (* StrCompFun)(const char *, const char *);
char * ACStringList::MaxValue(int caseSence)
{
	StrCompFun cmp = caseSence ? strcmp : _stricmp;
	int len = Length();
	char *res = NULL;

	for (int i = 0; i < len; i++) 
	{
		if (!res) 
		{
			res = (*this)[i];
		}
		else
		{
			res = cmp(res,(*this)[i]) >= 0 ? res : (*this)[i];
		}
	}

	return res;
}

char * ACStringList::MinValue(int caseSence)
{
	StrCompFun cmp = caseSence ? strcmp : _stricmp;
	int len = Length();
	char *res = NULL;
	for (int i = 0; i < len; i++)
	{
		if (!res) 
		{
			res = (*this)[i];
		}
		else 
		{
			res = cmp(res,(*this)[i]) <= 0 ? res : (*this)[i];
		}
	}

	return res;
}