/*
 * This file is a part of Winix
 * and is not publicly distributed
 * 
 * Copyright (c) 2010, Tomasz Sowa
 * All rights reserved.
 * 
 */
 
#include "indexpatterns.h"
#include "core/log.h"


IndexPatterns::IndexPatterns()
{
	config  = 0;
	ezc_fun = 0;
}


void IndexPatterns::SetConfig(Config * pconfig)
{
	config = pconfig;
}

void IndexPatterns::SetEzcFunctions(TemplatesFunctions::EzcFun * fun)
{
	ezc_fun = fun;
}

Ezc::Pattern * IndexPatterns::GetPattern(const std::wstring & file, Locale::Lang lang)
{
Tab::iterator i = tab.find(file);

	if( i == tab.end() )
		return 0;

	size_t index = static_cast<size_t>(lang);

	if( index >= i->second.patterns.size() )
	{
		log << log1 << "IndexPatterns: there is no a pattern: " << file << ", for lang: " << index << logend;
		return 0;
	}

return &i->second.patterns[index];
}



void IndexPatterns::AddPattern(const std::wstring & file, Locale & locale, LocaleFilter & locale_filter, bool delete_white)
{
	std::pair<Tab::iterator, bool> ins = tab.insert( std::make_pair(file, Template()) );
	Tab::iterator i = ins.first;

	i->second.to_delete = false;
	ReadPattern(i, locale, locale_filter, delete_white);
}


void IndexPatterns::AddPatternIfNotExists(const std::wstring & file, Locale & locale, LocaleFilter & locale_filter, bool delete_white)
{
	Tab::iterator i = tab.find(file);

	if( i != tab.end() )
	{
		i->second.to_delete = false;
		return;
	}

	AddPattern(file, locale, locale_filter, delete_white);
}


void IndexPatterns::AddFileName(const std::wstring & file)
{
	tab.insert( std::make_pair(file, Template()) );
}


void IndexPatterns::ReadPattern(Tab::iterator & iter, Locale & locale, LocaleFilter & locale_filter, bool delete_white)
{
	size_t i;
	size_t len = Locale::lang_unknown;
	Template & templ = iter->second;

	templ.patterns.resize(len);

	for(i=0 ; i<len ; ++i)
	{
		templ.patterns[i].UTF8(config->utf8);
		templ.patterns[i].DeleteWhiteTextItems(delete_white);
		templ.patterns[i].Directory(config->templates_dir, config->templates_dir_default);
		templ.patterns[i].ParseFile(iter->first);

		if( ezc_fun )
			templ.patterns[i].CacheFunctions(*ezc_fun);

		locale_filter.Filter(templ.patterns[i], locale, static_cast<Locale::Lang>(i));
	}
}


void IndexPatterns::ReloadPatterns(Locale & locale, LocaleFilter & locale_filter, bool delete_white)
{
Tab::iterator i;

	for(i=tab.begin() ; i!=tab.end() ; ++i)
		ReadPattern(i, locale, locale_filter, delete_white);
}



void IndexPatterns::MarkAllToDelete()
{
Tab::iterator i;

	for(i=tab.begin() ; i!=tab.end() ; ++i)
		i->second.to_delete = true;
}


void IndexPatterns::DeleteMarked()
{
Tab::iterator i = tab.begin();
Tab::iterator next;

	while( i != tab.end() )
	{
		next = i;
		++next;

		if( i->second.to_delete )
			tab.erase(i);

		i = next;
	}
}