Mon 21 Jul 22:43:21 CEST 2025

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sbosse 2025-07-21 23:17:55 +02:00
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/**
** ==================================
** OOOO OOOO OOOO O O OOOO
** O O O O O O O O O
** O O O O O O O O O
** OOOO OOOO OOOO O OOO OOOO
** O O O O O O O O O
** O O O O O O O O O
** OOOO OOOO OOOO OOOO O O OOOO
** ==================================
** BSSLAB, Dr. Stefan Bosse http://www.bsslab.de
**
** COPYRIGHT: THIS SOFTWARE, EXECUTABLE AND SOURCE CODE IS OWNED
** BY THE AUTHOR.
** THIS SOURCE CODE MAY NOT BE COPIED, EXTRACTED,
** MODIFIED, OR OTHERWISE USED IN A CONTEXT
** OUTSIDE OF THE SOFTWARE SYSTEM.
**
** $AUTHORS: Stefan Bosse
** $INITIAL: (C) 2006-2016 BSSLAB
** $CREATED: 10/3/16 by sbosse.
** $VERSION: 1.1.2
**
** $INFO:
**
** JAM Standalone Node VM
**
** $ENDOFINFO
*/
var onexit=false;
var start=false;
var options = {
verbose:0
};
global.config={simulation:false};
var Io = Require('com/io');
var Comp = Require('com/compat');
var Db = Require('db/db');
var Aios = Require('jam/aios');
var out = function (msg) { Io.out('[JAM] '+msg)};
var jam = function (options) {
var self=this;
this.options = options||{};
if (!this.options.id) this.options.id=Aios.aidgen();
this.world = Aios.World.World([],{id:this.options.id,classes:options.classes||[]});
this.node = Aios.Node.Node({id:this.options.id,position:{x:0,y:0}});
this.world.add(this.node);
this.run=false;
this.looprun=none;
this.loop = function () {
var loop = function () {
var nexttime=Aios.scheduler();
if (self.options.verbose>1) self.out('loop: nexttime='+nexttime);
if (nexttime>0) self.looprun=setTimeout(loop,nexttime);
else if (nexttime<0) self.looprun=setTimeout(loop,0);
else self.looprun=setTimeout(loop,1000);
};
self.looprun = setTimeout(loop,1);
};
out=function (msg) { Io.out('[JAM '+self.options.id+'] '+msg)};
this.out=out;
}
/** Add an agent class template {<ac name>:<ac constructor fun>} to the JAM world
*
*/
jam.prototype.addclass = function (ac) {
for (var p in ac) {
this.world.classes[p]=ac[p];
}
};
/** Create and start an agent from class ac with arguments.
*
*/
jam.prototype.create = function (ac,args) {
var node=this.node;
var agent=none;
if (this.world.classes[ac])
agent = Aios.Code.createOn(node,this.world.classes[ac],args);
else this.out('create: Cannot find agent class '+ac);
if (agent) {
agent.agent.ac=ac;
return agent.agent.id;
} else return none;
}
/** Read agent class templates from file
*
*/
jam.prototype.readclass = function (file) {
var ac;
if (this.options.verbose>0) this.out('Looking up agent class template(s) from '+file);
var modu=Require(file);
if (Comp.obj.isEmpty(modu)) {
if (this.options.verbose>0) this.out('Reading agent class template(s) from file '+file);
if (Comp.string.get(file,0)!='/') file = './'+file;
modu=require(file);
}
for (var p in modu) {
ac={};
ac[p]=modu[p];
if (this.options.verbose>0) this.out('Adding agent class template '+p);
this.addclass(ac);
}
};
/** Start the JAM scheduler
*
*/
jam.prototype.start=function () {
this.run=true;
this.out('Starting ..');
this.loop();
}
/** Stop the JAM scheduler
*
*/
jam.prototype.stop=function () {
this.run=false;
this.out('Stopping ..');
if (this.looprun)
clearTimeout(this.looprun);
}
var Jam = function(options) {
var obj = new jam(options);
return obj;
};
function usage() {
var msg='';
msg += ' jam [options]'+NL;
msg += ' -c <agentclass>.js : Load an agent class template from file'+NL;
msg += ' -r <agentclass> [<arg>,<arg>,..] : Create an agent from a class template'+NL;
msg += ' -s : Start scheduler loop'+NL;
msg += ' -v : Increase verbosity level'+NL;
msg += ' -h -help --help : Print this help'+NL;
Io.out('[JAM] Usage: '+msg);
onexit=true;
}
Comp.args.parse(Io.getargs(),[
[['-h','-help','--help'],0,function () {usage()}],
['-v',0,function () {options.verbose++; out('Setting verbosity to level '+options.verbose); config.verbose=true;}],
['-s',0,function () {start=true;}]
]);
var myJam = Jam(options);
Comp.args.parse(Io.getargs(),[
['-c',1,function (file) {myJam.readclass(file)}],
['-r',2,function (ac,args) {
try {
if (args.length < 2) args='[]';
var _args = Comp.array.map(Comp.string.split(',',Comp.string.trim(args,1,1)),function (arg) {
try {var num=Number(arg); if (isNaN(num)) return arg; else return num;}
catch (e) {return arg }
});
myJam.create(ac,_args)
} catch (e) {
myJam.out('Failed to start agent '+ac+' '+args);
}
}]
]);
if (!onexit && start) myJam.start();