<?php

	namespace viewer\view\machine;
	use \viewer\core\Viewer;
	use \api\core\Request;
	use \error\core\Error;
	use \error\core\Err;

	class view{

		public static function render(){
			/* [1] Init Twig
			=========================================================*/
			$loader = new \Twig_Loader_Filesystem(__BUILD__.'/viewer/view');
			$twig   = new \Twig_Environment($loader, []);
			

			/* [2] Store variables
			=========================================================*/
			$variables = [
				'p_icon' => [
					'remove' => file_get_contents( __PUBLIC__.'/src/static/sub-menu-side/remove.svg' ),
					'edit'   => file_get_contents( __PUBLIC__.'/src/static/sub-menu-side/edit.svg'   ),
					'group'  => file_get_contents( __PUBLIC__.'/src/static/container/group.svg'      )
				],

				'p_theme' => $_SESSION['WAREHOUSE']['theme']
			];

			/* [3] Store functions
			=========================================================*/
			$twig->addFunction(new \Twig_Function('f_machines', function(){
				$request = new Request('machineDefault/getAll'); // On utilise la methode 'getAll' du module 'machineDefault'
				$answer = $request->dispatch();                        // On recupere la reponse
				//
				// si erreur, on affiche rien par défaut
				if( $answer->error->get() != Err::Success )
					return [];

				return $answer->get('machines');
			}));
			
			$twig->addFunction(new \Twig_Function('f_getstate', function($id_machine){
				/* (1) Write / Execute request */
				$req = new Request('machineDefault/getState', ['id_machine' => $id_machine]);
				$res = $req->dispatch();

				/* (2) Manage error */
				if( $res->error->get() != Err::Success )
					return 'detached';

				return $res->get('state');
			}));

			$twig->addFunction(new \Twig_Function('f_clusters', function($id_machine){
				$request = new Request('machineDefault/getClusters', [
					'id_machine' => (int) $id_machine
				]);
			
				$answer = $request->dispatch();

				// si erreur, on affiche rien par défaut
				if( $answer->error->get() != Err::Success )
					return [];

				return $answer->get('clusters');
			}));


			/* [4] Build the whole stuff
			=========================================================*/
			return $twig->render('machine/view.twig', [
				'p_icon'  => $variables['p_icon'],
				'p_theme' => $variables['p_theme']
			]);
		}


	}


?>