class stateEvent{

	object;

	method;

	args;

}

class state{

	events	= new Array();

	registerEvent( object, method, args ) {

		var event	=  new stateEvent();

		event.object 	= object;

		event.method	= method;

		event.args		= args;

		this.events.push( event );

	}

	async triggerEvents() {

		var events	= this.events;

		for ( var i = 0; i < events.length; i++ ) {

			var event 		= events[ i ];

			var object 		= event.object;

			var method 		= event.method;

			var args 		= event.args;

			object["__" + method]( args[0], args[1], args[2], args[3], args[4] );

			//object[ method ]()

		}

	}

}

export default class stateMachine{
	
	states			= new Array();

	currentState;

	stateID			= 0;


	constructor() {

		var state = this.createState();

		//history.pushState( { id: state.id }, "Unify" );

	}

	createState() {

		var newState	= new state();

		newState.id		= this.stateID++;

		this.states.push( newState );

		this.currentState	= newState;

		return newState;

	}

	registerEvent( object, method, args ) {

		var state = this.currentState;

		state.registerEvent( object, method, args )

		//console.log( "event registered in stateMachine", this );

	}

	async composeState( ...args ) {

		this.createState();

		var state	= this.currentState;

		if( args.length == 0 ) {

			history.pushState( { id: state.id }, "Unify"  );

		} else if( args.length == 1 ) { 

			var title	= args.pop().replaceAll( " ", "_" );

			//if( !title ) {

				history.pushState( { id: state.id }, "localhost", title + "/" );

			//} else {

			//	history.pushState( { id: state.id }, "Unify", "/" + title + ".html"  );

			//}

			

		} else {

			var title	= args.pop();

			title	= title.toString().replaceAll( " ", "_" )

			if(title == "") {

				title = "page"

			}

			history.pushState( { id: state.id }, "Unify", "/" + args.join("/") + "/" + title + ".html"  );

		}

	}

	generateUrl( ...args ) {

		var title	= args.pop().replaceAll( " ", "_" );

		return "https://unifyjs.org" + "/" + args.join("/") + "/" + title + ".html";

	}

	getState( id ) {

		return this.states[ id ];

	}

}