// $Id: RomInfo.cc 5962 2006-12-24 19:34:23Z Vampier $

#include "RomInfo.hh"
#include "CliComm.hh"
#include "StringOp.hh"
#include <cassert>
#include <map>

using std::map;
using std::set;
using std::string;

namespace openmsx {

typedef map<string, RomType, StringOp::caseless> RomTypeMap;

static const RomTypeMap& getRomTypeMap()
{
	static bool init = false;
	static RomTypeMap romTypeMap;
	if (!init) {
		init = true;

		// generic ROM types that don't exist in real ROMs
		// (should not occur in any database!)
		romTypeMap["8kB"]         = ROM_GENERIC_8KB;
		romTypeMap["16kB"]        = ROM_GENERIC_16KB;

		// ROM mapper types for normal software (mainly games)
		romTypeMap["Konami"]      = ROM_KONAMI;
		romTypeMap["KonamiSCC"]   = ROM_KONAMI_SCC;
		romTypeMap["ASCII8"]      = ROM_ASCII8;
		romTypeMap["ASCII16"]     = ROM_ASCII16;
		romTypeMap["R-Type"]      = ROM_R_TYPE;
		romTypeMap["CrossBlaim"]  = ROM_CROSS_BLAIM;
		romTypeMap["HarryFox"]    = ROM_HARRY_FOX;
		romTypeMap["Halnote"]     = ROM_HALNOTE;
		romTypeMap["Zemina80in1"] = ROM_ZEMINA80IN1;
		romTypeMap["Zemina90in1"] = ROM_ZEMINA90IN1;
		romTypeMap["Zemina126in1"]= ROM_ZEMINA126IN1;
		romTypeMap["ASCII16SRAM2"]= ROM_ASCII16_2;
		romTypeMap["ASCII8SRAM8"] = ROM_ASCII8_8;
		romTypeMap["KoeiSRAM8"]   = ROM_KOEI_8;
		romTypeMap["KoeiSRAM32"]  = ROM_KOEI_32;
		romTypeMap["Wizardry"]    = ROM_WIZARDRY;
		romTypeMap["GameMaster2"] = ROM_GAME_MASTER2;
		romTypeMap["Majutsushi"]  = ROM_MAJUTSUSHI;
		romTypeMap["Synthesizer"] = ROM_SYNTHESIZER;
		romTypeMap["PlayBall"]    = ROM_PLAYBALL;
		romTypeMap["HolyQuran"]   = ROM_HOLY_QURAN;
		romTypeMap["Padial8"]     = ROM_PADIAL8;
		romTypeMap["Padial16"]    = ROM_PADIAL16;

		// ROM mapper types used for system ROMs in machines
		romTypeMap["Panasonic"]   = ROM_PANASONIC;
		romTypeMap["National"]    = ROM_NATIONAL;
		romTypeMap["FSA1FM1"]     = ROM_FSA1FM1;
		romTypeMap["FSA1FM2"]     = ROM_FSA1FM2;
		romTypeMap["DRAM"]        = ROM_DRAM;

		// ROM mapper types used for system ROMs in extensions
		romTypeMap["MSX-AUDIO"]   = ROM_MSX_AUDIO;

		// non-mapper ROM types
		romTypeMap["Mirrored"]    = ROM_MIRRORED;
		romTypeMap["Mirrored0000"]= ROM_MIRRORED0000;
		romTypeMap["Mirrored4000"]= ROM_MIRRORED4000;
		romTypeMap["Mirrored8000"]= ROM_MIRRORED8000;
		romTypeMap["MirroredC000"]= ROM_MIRROREDC000;
		romTypeMap["Normal"]      = ROM_NORMAL;
		romTypeMap["Normal0000"]  = ROM_NORMAL0000;
		romTypeMap["Normal4000"]  = ROM_NORMAL4000;
		romTypeMap["Normal8000"]  = ROM_NORMAL8000;
		romTypeMap["NormalC000"]  = ROM_NORMALC000;
		romTypeMap["Page0"]       = ROM_PAGE0;
		romTypeMap["Page01"]      = ROM_PAGE01;
		romTypeMap["Page012"]     = ROM_PAGE012;
		romTypeMap["Page0123"]    = ROM_PAGE0123;
		romTypeMap["Page1"]       = ROM_PAGE1;
		romTypeMap["Page12"]      = ROM_PAGE12;
		romTypeMap["Page123"]     = ROM_PAGE123;
		romTypeMap["Page2"]       = ROM_PAGE2;
		romTypeMap["Page23"]      = ROM_PAGE23;
		romTypeMap["Page3"]       = ROM_PAGE3;
	}
	return romTypeMap;
}

RomInfo::RomInfo(const string& ntitle,   const string& nyear,
                 const string& ncompany, const string& ncountry,
                 bool noriginal,         const string& norigType,
                 const string& nremark,  const RomType& nromType)
	: title(ntitle)
	, year(nyear)
	, company(ncompany)
	, country(ncountry)
	, original(noriginal)
	, origType(norigType)
	, remark(nremark)
	, romType(nromType)
{
}

RomType RomInfo::nameToRomType(string name)
{
	typedef map<string, string, StringOp::caseless> AliasMap;
	static AliasMap aliasMap;
	static bool aliasMapInit = false;
	if (!aliasMapInit) {
		// alternative names for rom types, mainly for
		// backwards compatibility
		// map from 'alternative' to 'standard' name
		aliasMapInit = true;
		aliasMap["0"]            = "8kB";
		aliasMap["1"]            = "16kB";
		aliasMap["MSXDOS2"]      = "16kB"; // for now
		aliasMap["2"]            = "KonamiSCC";
		aliasMap["SCC"]          = "KonamiSCC";
		aliasMap["KONAMI5"]      = "KonamiSCC";
		aliasMap["KONAMI4"]      = "Konami";
		aliasMap["3"]            = "Konami";
		aliasMap["4"]            = "ASCII8";
		aliasMap["5"]            = "ASCII16";
		aliasMap["64kB"]         = "Mirrored";
		aliasMap["Plain"]        = "Mirrored";
		aliasMap["0x0000"]       = "Normal0000";
		aliasMap["0x4000"]       = "Normal4000";
		aliasMap["0x8000"]       = "Normal8000";
		aliasMap["0xC000"]       = "NormalC000";
		aliasMap["HYDLIDE2"]     = "ASCII16SRAM2";
		aliasMap["RC755"]        = "GameMaster2";
		aliasMap["ROMBAS"]       = "Normal8000";
		aliasMap["RTYPE"]        = "R-Type";
		aliasMap["KOREAN80IN1"]  = "Zemina80in1";
		aliasMap["KOREAN90IN1"]  = "Zemina90in1";
		aliasMap["KOREAN126IN1"] = "Zemina126in1";
	}
	const RomTypeMap& romTypeMap = getRomTypeMap();
	AliasMap::const_iterator alias_it = aliasMap.find(name);
	if (alias_it != aliasMap.end()) {
		name = alias_it->second;
		assert(romTypeMap.find(name) != romTypeMap.end());
	}
	RomTypeMap::const_iterator it = romTypeMap.find(name);
	if (it == romTypeMap.end()) {
		return ROM_UNKNOWN;
	}
	return it->second;
}

void RomInfo::getAllRomTypes(set<string>& result)
{
	const RomTypeMap& romTypeMap = getRomTypeMap();
	for (RomTypeMap::const_iterator it = romTypeMap.begin();
	     it != romTypeMap.end(); ++it) {
		result.insert(it->first);
	}
}

void RomInfo::print(CliComm& cliComm) const
{
	string year(getYear());
	if (year.empty()) {
		year = "(info not available)";
	}
	string company(getCompany());
	if (company.empty()) {
		company = "(info not available)";
	}
	string status;
	if (getOriginal()) {
		// this is an unmodified original dump
		status = "Unmodified dump (confirmed by " + getOrigType() + ")";
	} else {
		// not original or unknown
		if (getOrigType() == "broken" ) {
			status = "Bad dump (game is broken)";
		} else if (getOrigType() == "translated") {
			status = "Translated from original";
		} else if (getOrigType() == "working") {
			status = "Modified but confirmed working";
		} else {
			status = "Unknown";
		}
	}
	string info = "Found this ROM in the database:\n"
	              "  Title:    " + getTitle() + "\n"
	              "  Year:     " + year + "\n"
	              "  Company:  " + company + "\n"
	              "  Country:  " + country + "\n"
	              "  Status:   " + status;
	if (!getRemark().empty()) {
		info += "\n  Remark:   " + getRemark();
	}
	cliComm.printInfo(info);
}

} // namespace openmsx