/********************************************************************************
 *                                                                              *
 * This file is part of IfcOpenShell.                                           *
 *                                                                              *
 * IfcOpenShell is free software: you can redistribute it and/or modify         *
 * it under the terms of the Lesser GNU General Public License as published by  *
 * the Free Software Foundation, either version 3.0 of the License, or          *
 * (at your option) any later version.                                          *
 *                                                                              *
 * IfcOpenShell 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                 *
 * Lesser GNU General Public License for more details.                          *
 *                                                                              *
 * You should have received a copy of the Lesser GNU General Public License     *
 * along with this program. If not, see <http://www.gnu.org/licenses/>.         *
 *                                                                              *
 ********************************************************************************/

#include <iostream>
#include <algorithm>

#include "../ifcparse/IfcException.h"

#include "IfcUtil.h"

void IfcEntityList::push(IfcUtil::IfcBaseClass* l) {
	if ( l ) ls.push_back(l);
}
void IfcEntityList::push(const IfcEntityList::ptr& l) {
	for( it i = l->begin(); i != l->end(); ++i  ) {
		if ( *i ) ls.push_back(*i);
	}
}
unsigned int IfcEntityList::size() const { return (unsigned int) ls.size(); }
IfcEntityList::it IfcEntityList::begin() { return ls.begin(); }
IfcEntityList::it IfcEntityList::end() { return ls.end(); }
IfcUtil::IfcBaseClass* IfcEntityList::operator[] (int i) {
	return ls[i];
}
bool IfcEntityList::contains(IfcUtil::IfcBaseClass* instance) const {
	return std::find(ls.begin(), ls.end(), instance) != ls.end();
}

unsigned int IfcUtil::IfcBaseType::getArgumentCount() const { return 1; }
Argument* IfcUtil::IfcBaseType::getArgument(unsigned int i) const { return entity->getArgument(i); }
const char* IfcUtil::IfcBaseType::getArgumentName(unsigned int i) const { if (i == 0) { return "wrappedValue"; } else { throw IfcParse::IfcException("argument out of range"); } }

void Logger::SetOutput(std::ostream* l1, std::ostream* l2) { 
	log1 = l1; 
	log2 = l2; 
	if ( ! log2 ) {
		log2 = &log_stream;
	}
}
void Logger::Message(Logger::Severity type, const std::string& message, IfcAbstractEntity* entity) {
	if ( log2 && type >= verbosity ) {
		(*log2) << "[" << severity_strings[type] << "] " << message << std::endl;
		if ( entity ) (*log2) << entity->toString() << std::endl;
	}
}
void Logger::Status(const std::string& message, bool new_line) {
	if ( log1 ) {
		(*log1) << message;
		if ( new_line ) (*log1) << std::endl;
		else (*log1) << std::flush;
	}
}
void Logger::ProgressBar(int progress) {
	if ( log1 ) {
		Status("\r[" + std::string(progress,'#') + std::string(50 - progress,' ') + "]", false);
	}
}
std::string Logger::GetLog() {
	return log_stream.str();
}
void Logger::Verbosity(Logger::Severity v) { verbosity = v; }
Logger::Severity Logger::Verbosity() { return verbosity; }

std::ostream* Logger::log1 = 0;
std::ostream* Logger::log2 = 0;
std::stringstream Logger::log_stream;
Logger::Severity Logger::verbosity = Logger::LOG_NOTICE;
const char* Logger::severity_strings[] = { "Notice","Warning","Error" };

static const char* const argument_type_string[] = {
	"NULL",
	"DERIVED",
	"INT",
	"BOOL",
	"DOUBLE",
	"STRING", 
	"VECTOR_INT", 
	"VECTOR_DOUBLE", 
	"VECTOR_STRING", 
	"ENUMERATION", 
	"ENTITY", 
	"ENTITY_LIST", 
	"ENTITY_LIST_LIST", 
	"UNKNOWN"
};

const char* IfcUtil::ArgumentTypeToString(ArgumentType argument_type) {
	return argument_type_string[static_cast<int>(argument_type)];
}