//
//  main.m
//
//  Created by Gil Pedersen on Fri Jun 06 2003.
//  Copyright (c) 2003 SoftWorkz. All rights reserved.
//

#import <Cocoa/Cocoa.h>
#import "EmuThread.h"
#import "PcsxrController.h"
#import "ConfigurationController.h"
#include <dlfcn.h>
//#import <sys/param.h>
#import <unistd.h>
#include "psxcommon.h"
#include "sio.h"
#include <IOKit/pwr_mgt/IOPMLib.h>
#import "hotkeys.h"
#import "ARCBridge.h"

static BOOL sysInited = NO;
//#define EMU_LOG
static IOPMAssertionID powerAssertion = kIOPMNullAssertionID;

int main(int argc, const char *argv[]) {
    if ( argc >= 2 && strncmp (argv[1], "-psn", 4) == 0 ) {
        char parentdir[MAXPATHLEN];
        char *c;

        strlcpy ( parentdir, argv[0], sizeof(parentdir) );
        c = (char*) parentdir;

        while (*c != '\0')     /* go to end */
               c++;

        while (*c != '/')      /* back up to parent */
               c--;

        *c++ = '\0';           /* cut off last part (binary name) */

        assert ( chdir (parentdir) == 0 );   /* chdir to the binary app's parent */
        assert ( chdir ("../../../") == 0 ); /* chdir to the .app's parent */
    } else {
		for (int i = 1; i < argc; i++) {
			//All the other option will be handled in the app delegate's awakeFromNib
			if (!strcasecmp("--help", argv[i])) {
				fprintf(stdout, "%s\n", argv[0]);
				ShowHelpAndExit(stdout, EXIT_SUCCESS);
			}
		}
	}

    strcpy(Config.BiosDir,    "Bios/");
    strcpy(Config.PatchesDir, "Patches/");

    // Setup the X11 window
    if (getenv("DISPLAY") == NULL)
        setenv("DISPLAY", ":0.0", 0); // Default to first local display

    return NSApplicationMain(argc, argv);
}

int SysInit() {
	if (!sysInited) {
#ifdef EMU_LOG
#ifndef LOG_STDOUT
		emuLog = fopen("emuLog.txt","wb");
#else
		emuLog = stdout;
#endif
		setvbuf(emuLog, NULL, _IONBF, 0);
#endif

		if (EmuInit() != 0)
			return -1;

		sysInited = YES;
	}

	if (LoadPlugins() == -1) {
		return -1;
	}

	LoadMcds(Config.Mcd1, Config.Mcd2);

	IOReturn success = IOPMAssertionCreateWithName(kIOPMAssertionTypeNoDisplaySleep, kIOPMAssertionLevelOn, CFSTR("PSX Emu Running"), &powerAssertion);
	if (success != kIOReturnSuccess) {
		NSLog(@"Unable to stop sleep, error code %d", success);
	}
    
    attachHotkeys();

	return 0;
}

void SysReset() {
    [EmuThread resetNow];
    //EmuReset();
}

void SysPrintf(const char *fmt, ...) {
    va_list list;
    char msg[512];

    va_start(list, fmt);
    vsprintf(msg, fmt, list);
    va_end(list);

    if (Config.PsxOut) printf ("%s", msg);
#ifdef EMU_LOG
#ifndef LOG_STDOUT
    fprintf(emuLog, "%s", msg);
#endif
#endif
}

void SysMessage(const char *fmt, ...) {
	va_list list;

	NSString *locFmtString = NSLocalizedString(@(fmt), nil);

	va_start(list, fmt);
    NSString *msg = [[NSString alloc] initWithFormat:locFmtString arguments:list];
	va_end(list);
    
    NSDictionary *userInfo = [NSDictionary dictionaryWithObject:msg forKey:NSLocalizedFailureReasonErrorKey];
	RELEASEOBJ(msg);
	dispatch_sync(dispatch_get_main_queue(), ^{
		[NSApp presentError:[NSError errorWithDomain:@"Unknown Domain" code:-1 userInfo:userInfo]];
	});
}

void *SysLoadLibrary(const char *lib) {
	NSBundle *bundle = [[NSBundle alloc] initWithPath:[[NSFileManager defaultManager] stringWithFileSystemRepresentation:lib length:strlen(lib)]];
	if (bundle != nil) {
		AUTORELEASEOBJNORETURN(bundle);
		return dlopen([[bundle executablePath] fileSystemRepresentation], RTLD_LAZY /*RTLD_NOW*/);
	}
	return dlopen(lib, RTLD_LAZY);
}

void *SysLoadSym(void *lib, const char *sym) {
	return dlsym(lib, sym);
}

const char *SysLibError() {
#ifdef DEBUG
	const char *theErr = dlerror();
	if (theErr) {
		NSLog(@"Error loading binary: %s", theErr);
	}
	return theErr;
#else
	return dlerror();
#endif
}

void SysCloseLibrary(void *lib) {
	dlclose(lib);
}

// Called periodically from the emu thread
void SysUpdate() {
	PAD1_keypressed();
	PAD2_keypressed();
	[emuThread handleEvents];
}

// Returns to the Gui
void SysRunGui() {
	if (powerAssertion != kIOPMNullAssertionID) {
		IOPMAssertionRelease(powerAssertion);
		powerAssertion = kIOPMNullAssertionID;
	}
}

// Close mem and plugins
void SysClose() {
    EmuShutdown();
    //ReleasePlugins();

	if (powerAssertion != kIOPMNullAssertionID) {
		IOPMAssertionRelease(powerAssertion);
		powerAssertion = kIOPMNullAssertionID;
	}

    if (emuLog != NULL) fclose(emuLog);

    sysInited = NO;
    detachHotkeys();
	
	if (((PcsxrController *)[NSApp delegate]).endAtEmuClose) {
		[NSApp stop:nil];
	}
	//Tell the memory card manager that the memory cards changed.
	//The number three tells the mem card manager to update both cards 1 and 2.
	[[NSNotificationCenter defaultCenter] postNotificationName:memChangeNotifier object:nil userInfo:[NSDictionary dictionaryWithObject:@3 forKey:memCardChangeNumberKey]];
}

void OnFile_Exit() {
    SysClose();
    exit(0);
}

char* Pcsxr_locale_text(char* toloc){
	NSBundle *mainBundle = [NSBundle mainBundle];
	NSString *origString = nil, *transString = nil;
	origString = @(toloc);
	transString = [mainBundle localizedStringForKey:origString value:nil table:nil];
	return (char*)[transString UTF8String];
}