#region counter
	globalvar DEBUG_COUNTER;
	DEBUG_COUNTER = ds_map_create();
	
	function __debug_counter(key) {
		if(ds_map_exists(DEBUG_COUNTER, key)) 
			DEBUG_COUNTER[? key]++;
		else 
			DEBUG_COUNTER[? key] = 1;
		print(key + ": " + string(DEBUG_COUNTER[? key]));
	}
#endregion

function _log_template() { #region
	INLINE
	return $"{current_year}/{current_month}/{current_day} {string_lead_zero(current_hour, 2)}:{string_lead_zero(current_minute, 2)}:{string_lead_zero(current_second, 2)} > ";
} #endregion

function __log(title, str, fname = "log/log.txt") { #region
	var path = DIRECTORY + fname;
	var f = file_text_open_append(path);
	var t = _log_template();
	file_text_write_string(f, $"{title}{t}{str}\n");
	file_text_close(f);
} #endregion

function log_console(str, wait = false) { #region
	INLINE
	show_debug_message($"CLI: {str}"); 
	if(wait) cli_wait();
	return;
} #endregion

function cli_wait() { #region
	INLINE
	show_debug_message("WAIT"); 
	return;
} #endregion

function log_message(title, str, icon = noone, flash = false, write = true) { #region
	if(TEST_ERROR) return;
	if(IS_CMD)     { show_debug_message($"{title}: {str}"); return; }
	
	if(write) __log("[MESSAGE] ", $"{title}: {str}");
	
	return noti_status($"{title}: {str}", icon, flash);
} #endregion

function log_warning(title, str, ref = noone) { #region
	if(TEST_ERROR) return;
	if(IS_CMD)     { show_debug_message($"{title}: {str}"); return; }
	
	__log("[WARNING] ", string(title) + ": " + string(str));
	
	return noti_warning(string(title) + ": " + string(str),, ref);
} #endregion

function log_crash(str) { #region
	if(TEST_ERROR) return;
	if(IS_CMD)     { show_debug_message($"{title}: {str}"); return; }
	
	__log("[ERROR] ", string(str));
	
	return noti_error(string(str));
} #endregion

function log_newline() { #region
	var path = DIRECTORY + "log/log.txt";
	var f = file_text_open_write(path);
	file_text_writeln(f);
	file_text_close(f);
} #endregion

function log_clear() { #region
	var path = DIRECTORY + "log/log.txt";
	if(file_exists_empty(path))
		file_delete(path);
} #endregion

function os_type_sting() {
	switch(os_type) {
		case os_windows : return "Windows";
		case os_macosx  : return "MacOS";
		case os_linux   : return "Linux";
	}
	
	return "undefined";
}

function exception_print(e) { #region
	if(!is_struct(e) || !struct_has(e, "longMessage")) return string(e);
	
	var str = $"\n\n==========  Crash log [PXC {VERSION_STRING}] [{os_type_sting()}] ==========\n\n" + e.longMessage;	
	str += "\n\n========== Stack trace ==========\n\n";	
	
	for( var i = 0, n = array_length(e.stacktrace); i < n; i++ )
		str += e.stacktrace[i] + "\n"
	
	str += "\n\n========= Crash log end =========\n";	
	
	return str;
} #endregion

function setException() { #region
	if(OS == os_macosx) return noone;
	
	exception_unhandled_handler(function(ex) {
		var path = $"{DIRECTORY}prev_crash.pxc";
		if(!SAVING && !TESTING && !IS_CMD) SAVE_AT(PROJECT, path);
		
		var tt = "";
		tt += $"\n-------------------------- Pixel Composer {VERSION_STRING} Crashed --------------------------\n";
		tt += "\n" + ex.longMessage;
		tt += "\n" + ex.script;
		tt += "\n\n-------------------------- STACK TRACE --------------------------\n\n";
		for( var i = 0, n = array_length(ex.stacktrace); i < n; i++ )
			tt += ex.stacktrace[i] + "\n";
		tt += "\n\n\n\n-------------------------- Device Info --------------------------\n";
		tt += $"\nVersion: {VERSION_STRING} ({VERSION})";
		tt += $"\nOperating system: {os_type_sting()} ({os_version})"
		tt += "\n\n---------------------------- :( ----------------------------\n";
		
		var path = $"{env_user()}crash_log.txt";
		
		file_text_write_all(path, tt);
		clipboard_set_text(tt);
		
		if(IS_CMD) {
			show_debug_message($"[ERROR BEGIN]\n{tt}\n[ERROR END]");
			return 0;
		} else 
			show_debug_message(tt);
		
		var rep = $"{APP_LOCATION}report\\PXC crash reporter.exe";
		var pid = shell_execute(rep, DIRECTORY);
		print($"{rep} [{file_exists(rep)}]: {pid}");
		
	    return 0;
	});
} #endregion

function resetException() { exception_unhandled_handler(undefined); }

function printCallStack(maxDepth = 32) { #region
	var stack = debug_get_callstack(maxDepth);
	
	print($"Call Stack:");
	for( var i = 2, n = array_length(stack) - 1; i < n; i++ ) {
		var call = stack[i];
		var sp   = string_splice(call, ":");
		if(array_length(sp) < 2) continue;
		
		sp[0] = string_replace_all(sp[0], "anon_", "");
		sp[0] = string_split(sp[0], "gml_", true);
		
		for( var j = 0, m = array_length(sp[0]); j < m; j++ ) {
			sp[0][j] = string_replace(sp[0][j], "GlobalScript_", "Global: ");
			sp[0][j] = string_replace(sp[0][j], "Script_", "Script: ");
			sp[0][j] = string_replace(sp[0][j], "Object_", "Object: ");
			
			sp[0][j] = string_trim(sp[0][j], ["_"]);
			
			var _txt = "";
			repeat(j * 4) _txt += " ";
			
			_txt += $"     > {sp[0][j]}";
			if(j == m - 1) 
				_txt += $" line: {sp[1]}";
			print(_txt);
		}
	}
	print("")
} #endregion