/*
 *	Copyright (C) 2003-2006 Gabest
 *	http://www.gabest.org
 *
 *  This Program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2, or (at your option)
 *  any later version.
 *
 *  This Program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with GNU Make; see the file COPYING.  If not, write to
 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
 *  http://www.gnu.org/copyleft/gpl.html
 *
 */

#include "stdafx.h"
#include "Split.h"
#include "Exception.h"

namespace ssf
{
Split::Split(LPCWSTR sep, CStringW str, size_t limit, SplitType type)
{
    DoSplit(sep, str, limit, type);
}

Split::Split(WCHAR sep, CStringW str, size_t limit, SplitType type)
{
    DoSplit(CStringW(sep), str, limit, type);
}

void Split::DoSplit(LPCWSTR sep, CStringW str, size_t limit, SplitType type)
{
    RemoveAll();

    if(size_t seplen = wcslen(sep))
    {
        for(ptrdiff_t i = 0, j = 0, len = str.GetLength();
            i <= len && (limit == 0 || GetCount() < limit);
            i = j + (int)seplen)
        {
            j = str.Find(sep, i);
            if(j < 0) j = len;

            CStringW s = i < j ? str.Mid(i, j - i) : L"";

            switch(type)
            {
            case Min:
                s.Trim(); // fall through
            case Def:
                if(s.IsEmpty()) break; // else fall through
            case Max:
                Add(s);
                break;
            }
        }
    }
}

int Split::GetAtInt(size_t i)
{
    if(i >= GetCount()) throw Exception(_T("Index out of bounds"));
    return _wtoi(GetAt(i));
}

float Split::GetAtFloat(size_t i)
{
    if(i >= GetCount()) throw Exception(_T("Index out of bounds"));
    return (float)_wtof(GetAt(i));
}
}