/*
===========================================================================

IceTech GPL Source Code
Copyright (C) 2026 Justin Marshall 

This file is part of the IceTech GPL Source Code (?IceTech Source Code?).  

IceTech Source Code 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 3 of the License, or
(at your option) any later version.

IceTech Source Code 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 IceTech Source Code.  If not, see <http://www.gnu.org/licenses/>.

In addition, the IceTech Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the IceTech Source Code.  If not, please request a copy in writing from id Software at the address below.

If you have questions concerning this license or the applicable additional terms, you may contact in writing Justin Marshall, justinmarshall20@gmail.com

===========================================================================
*/

#include "precompiled.h"
#pragma hdrstop
#include "sys_local.h"

const char * sysLanguageNames[] = {
	"english", "spanish", "italian", "german", "french", "russian", 
	"polish", "korean", "japanese", "chinese", NULL
};

idCVar sys_lang( "sys_lang", "english", CVAR_SYSTEM | CVAR_ARCHIVE,  "", sysLanguageNames, idCmdSystem::ArgCompletion_String<sysLanguageNames> );

idSysLocal			sysLocal;
idSys *				sys = &sysLocal;

void idSysLocal::DebugPrintf( const char *fmt, ... ) {
	va_list argptr;

	va_start( argptr, fmt );
	Sys_DebugVPrintf( fmt, argptr );
	va_end( argptr );
}

void idSysLocal::DebugVPrintf( const char *fmt, va_list arg ) {
	Sys_DebugVPrintf( fmt, arg );
}

double idSysLocal::GetClockTicks( void ) {
	return Sys_GetClockTicks();
}

double idSysLocal::ClockTicksPerSecond( void ) {
	return Sys_ClockTicksPerSecond();
}

cpuid_t idSysLocal::GetProcessorId( void ) {
	return Sys_GetProcessorId();
}

const char *idSysLocal::GetProcessorString( void ) {
	return Sys_GetProcessorString();
}

const char *idSysLocal::FPU_GetState( void ) {
	return Sys_FPU_GetState();
}

bool idSysLocal::FPU_StackIsEmpty( void ) {
	return Sys_FPU_StackIsEmpty();
}

void idSysLocal::FPU_SetFTZ( bool enable ) {
	Sys_FPU_SetFTZ( enable );
}

void idSysLocal::FPU_SetDAZ( bool enable ) {
	Sys_FPU_SetDAZ( enable );
}

bool idSysLocal::LockMemory( void *ptr, int bytes ) {
	return Sys_LockMemory( ptr, bytes );
}

bool idSysLocal::UnlockMemory( void *ptr, int bytes ) {
	return Sys_UnlockMemory( ptr, bytes );
}

void idSysLocal::GetCallStack( address_t *callStack, const int callStackSize ) {
	Sys_GetCallStack( callStack, callStackSize );
}

const char * idSysLocal::GetCallStackStr( const address_t *callStack, const int callStackSize ) {
	return Sys_GetCallStackStr( callStack, callStackSize );
}

const char * idSysLocal::GetCallStackCurStr( int depth ) {
	return Sys_GetCallStackCurStr( depth );
}

void idSysLocal::ShutdownSymbols( void ) {
	Sys_ShutdownSymbols();
}

INT_PTR idSysLocal::DLL_Load( const char *dllName ) {
	return Sys_DLL_Load( dllName );
}

void *idSysLocal::DLL_GetProcAddress(INT_PTR dllHandle, const char *procName ) {
	return Sys_DLL_GetProcAddress( dllHandle, procName );
}

void idSysLocal::DLL_Unload(INT_PTR dllHandle ) {
	Sys_DLL_Unload( dllHandle );
}

void idSysLocal::DLL_GetFileName( const char *baseName, char *dllName, int maxLength ) {
#ifdef _WIN32
	idStr::snPrintf( dllName, maxLength, "%s" CPUSTRING ".dll", baseName );
#elif defined( __linux__ )
	idStr::snPrintf( dllName, maxLength, "%s" CPUSTRING ".so", baseName );
#elif defined( MACOS_X )
	idStr::snPrintf( dllName, maxLength, "%s" ".dylib", baseName );
#else
#error OS define is required
#endif
}

sysEvent_t idSysLocal::GenerateMouseButtonEvent( int button, bool down ) {
	sysEvent_t ev;
	ev.evType = SE_KEY;
	ev.evValue = K_MOUSE1 + button - 1;
	ev.evValue2 = down;
	ev.evPtrLength = 0;
	ev.evPtr = NULL;
	return ev;
}

sysEvent_t idSysLocal::GenerateMouseMoveEvent( int deltax, int deltay ) {
	sysEvent_t ev;
	ev.evType = SE_MOUSE;
	ev.evValue = deltax;
	ev.evValue2 = deltay;
	ev.evPtrLength = 0;
	ev.evPtr = NULL;
	return ev;
}

void idSysLocal::FPU_EnableExceptions( int exceptions ) {
	Sys_FPU_EnableExceptions( exceptions );
}

/*
=================
Sys_TimeStampToStr
=================
*/
const char *Sys_TimeStampToStr( ID_TIME_T timeStamp ) {
	static char timeString[MAX_STRING_CHARS];
	timeString[0] = '\0';

	tm*	time = localtime( &timeStamp );
	idStr out;
	
	idStr lang = cvarSystem->GetCVarString( "sys_lang" );
	if ( lang.Icmp( "english" ) == 0 ) {
		// english gets "month/day/year  hour:min" + "am" or "pm"
		out = va( "%02d", time->tm_mon + 1 );
		out += "/";
		out += va( "%02d", time->tm_mday );
		out += "/";
		out += va( "%d", time->tm_year + 1900 );
		out += "\t";
		if ( time->tm_hour > 12 ) {
			out += va( "%02d", time->tm_hour - 12 );
		} else if ( time->tm_hour == 0 ) {
				out += "12";
		} else {
			out += va( "%02d", time->tm_hour );
		}
		out += ":";
		out +=va( "%02d", time->tm_min );
		if ( time->tm_hour >= 12 ) {
			out += "pm";
		} else {
			out += "am";
		}
	} else {
		// europeans get "day/month/year  24hour:min"
		out = va( "%02d", time->tm_mday );
		out += "/";
		out += va( "%02d", time->tm_mon + 1 );
		out += "/";
		out += va( "%d", time->tm_year + 1900 );
		out += "\t";
		out += va( "%02d", time->tm_hour );
		out += ":";
		out += va( "%02d", time->tm_min );
	}
	idStr::Copynz( timeString, out, sizeof( timeString ) );

	return timeString;
}

FILE* idSysLocal::FOpen(const char* name, const char* mode) {
	return fopen(name, mode);
}

void idSysLocal::FPrintf(FILE* file, const char* fmt) {
	if (file == NULL || fmt == NULL) {
		return;
	}

	fputs(fmt, file);
}

int idSysLocal::FTell(FILE* file) {
	if (file == NULL) {
		return -1;
	}

	return (int)ftell(file);
}

int idSysLocal::FSeek(FILE* file, long offset, int mode) {
	if (file == NULL) {
		return -1;
	}

	return fseek(file, offset, mode);
}

void idSysLocal::FClose(FILE* file) {
	if (file == NULL) {
		return;
	}

	fclose(file);
}

int idSysLocal::FRead(void* buffer, int size, int count, FILE* file) {
	if (buffer == NULL || file == NULL || size <= 0 || count <= 0) {
		return 0;
	}

	return (int)fread(buffer, size, count, file);
}

int idSysLocal::FWrite(const void* buffer, int size, int count, FILE* file) {
	if (buffer == NULL || file == NULL || size <= 0 || count <= 0) {
		return 0;
	}

	return (int)fwrite(buffer, size, count, file);
}

long idSysLocal::FileTimeStamp(FILE* file) {
	if (file == NULL) {
		return 0;
	}

	// This is the closest you can get from a raw FILE* using standard C stdio.
	// It does NOT return the filesystem modification time.
	return (long)time(NULL);
}

int idSysLocal::FEof(FILE* stream) {
	if (stream == NULL) {
		return 1;
	}

	return feof(stream);
}

char* idSysLocal::FGets(char* string, int n, FILE* stream) {
	if (string == NULL || stream == NULL || n <= 0) {
		return NULL;
	}

	return fgets(string, n, stream);
}

void idSysLocal::FFlush(FILE* f) {
	if (f == NULL) {
		return;
	}

	fflush(f);
}

int idSysLocal::SetVBuf(FILE* stream, char* buffer, int mode, unsigned int size) {
	if (stream == NULL) {
		return -1;
	}

	return setvbuf(stream, buffer, mode, size);
}