/** * The robot state of the state machine. When it is entered it'll prepare the code editor and load a sub-state machine which represents the 3 different parts of the screen. */ (function() { var subScreens, //this will be the actual (sub)state machine stateNameTag = 'stateName', //a tag for data which is added to some html elements jqScreen = $('#screen_robot'), // the screen container element //quadrants jqDescription = jqScreen.find('.block1'), jqCode = jqScreen.find('.block2'), jqConsole = jqScreen.find('.block3'), jqInfo = jqScreen.find('.block4'), jqAllQuadrants = jqDescription.add(jqCode).add(jqConsole).add(jqInfo), // all the quadrants // buttons jqBtnPlan = jqScreen.find('.btn-plan'), jqBtnHint = jqScreen.find('.btn-hint').ladda(), jqBtnRun = jqScreen.find('.btn-run'), jqBtnStop = jqScreen.find('.btn-stop'), jqInfoButtons = jqBtnPlan.add(jqBtnHint), // all info-focusing buttons jqAllButtons = jqInfoButtons.add(jqBtnRun).add(jqBtnStop), // all buttons // misc currentSubState = null, transitionEventName = 'mousedown',//event name of the event which will trigger the transition between these substates - the most common transition at least (there are some corner cases on the hint and test buttons -> see the code below) substates = { 'description': { 'enter': function () { currentSubState = 'block1'; jqScreen.addClass(currentSubState); }, 'exit': function () { jqScreen.removeClass(currentSubState); currentSubState = null; } }, 'code': { 'enter': function () { currentSubState = 'block2'; jqScreen.addClass(currentSubState); }, 'exit': function () { jqScreen.removeClass(currentSubState); currentSubState = null; } }, 'info': { 'enter': function () { currentSubState = 'block4'; jqScreen.addClass(currentSubState); }, 'exit': function () { jqScreen.removeClass(currentSubState); currentSubState = null; } }, 'console': { 'enter': function () { currentSubState = 'block3'; jqScreen.addClass(currentSubState); }, 'exit': function () { jqScreen.removeClass(currentSubState); currentSubState = null; } } }; var robotHandler; //created when we enter the robot state and destroyed once we leave it codeq.globalStateMachine.register('robot', { 'enter': function (problemDef, commonDef, currentSolution) { $('#navigation-problem_list').css('display', ''); $("#navigation-robot").addClass("active"); $('#navigation-robot').css('display', ''); jqScreen.css('display', '');//we have to show the screen now so the code editor shows its initial values correctly robotHandler = createRobotHandler(problemDef, commonDef, currentSolution); subScreens = codeq.makeStateMachine(substates); subScreens.transition(jqDescription.data(stateNameTag)); /* Q.delay(100).then(function(){ jqAllQuadrants.addClass('transition');//for smooth animations - need to be delayed, because otherwise we get some weird "animations" while the page is loading }).done();*/ jqInfoButtons.on(transitionEventName, function (event) { subScreens.transition('info'); // set focus on the hints quadrant event.stopPropagation(); // don't allow the event to go on and trigger further transition }); jqBtnRun.on(transitionEventName, function (event) { subScreens.transition('console'); // set focus on the hints quadrant event.stopPropagation(); // don't allow the event to go on and trigger further transition }); jqAllQuadrants.on(transitionEventName, function () { subScreens.transition($(this).data(stateNameTag)); }); }, 'exit': function () { jqAllButtons.off(); // unregister all event handlers jqAllQuadrants.off(); jqScreen.css('display', 'none'); // jqAllQuadrants.removeClass('transition'); robotHandler.destroy(); robotHandler = null; subScreens.destroy(); subScreens = null; jqScreen.addClass('block1'); $('#navigation-problem_list').css('display', 'none'); $("#navigation-robot").removeClass("active"); $('#navigation-robot').css('display', 'none'); } }); jqDescription.data(stateNameTag, 'description'); jqCode.data(stateNameTag, 'code'); jqConsole.data(stateNameTag, 'console'); jqInfo.data(stateNameTag, 'info'); // a constant var firstCharacterPos = {'line': 0, 'ch': 0}; var makeRobotTerminalHandler = function (jqConsole, editor, problem_id, activityHandler) { var terminal = codeq.makeConsole(jqConsole, { 'greeting': 'CodeQ Robot terminal proxy', 'autoHistory': true }); terminal.onInput = function (text) { terminal.append('Not implemented.\n', 'output'); }; return terminal; }; codeq.on('init', function (args) { codeq.tr.registerDictionary('robot', codeq.tr.emptyDictionary); // to make the translator happy, when this screen is not active }); var createRobotHandler = function (problemDef, commonDef, currentSolution) { var jqDescriptionContent = jqDescription.find('.description'), jqEditor = jqCode.find('.code_editor'), jqHints = jqInfo.find('.hints'), editor = codeq.makeEditor(jqEditor[0], { mode: 'python', indentUnit: 4, value: currentSolution || '' }), activityHandler = codeq.makeActivityHandler(editor, problemDef.id), hinter = codeq.makeHinter(jqHints, jqEditor, editor, 'robot_hints', problemDef, commonDef), commError = function (error) { alert(error); }, reconnectTimer = null, url = 'ws://' + codeq.settings['robot_address'] + ':8000/', socket = eio(url); // set up the websocket events socket.on('close', function (data) { console.log('websocket closed, trying to reopen in 1 s'); reconnectTimer = setTimeout(function () { reconnectTimer = null; socket.open(); }, 1000); }); socket.on('message', function(data) { //console.log('Received: ' + data); var json_obj = JSON.parse(data), sensors, sensor, text = ''; if (json_obj.event == 'update') { sensors = json_obj.sensors; for (sensor in sensors) { if (!sensors.hasOwnProperty(sensor)) continue; text += sensor + ': ' + sensors[sensor] + '
\n' } $('div.console').html('

'+text+'

'); } }); codeq.tr.registerDictionary('robot', problemDef.translations); codeq.tr.translateDom(jqScreen); jqBtnPlan.prop('disabled', !hinter.hasNextPlan()); editor.on('change', function (instance, changeObj) { var doc = editor.getDoc(), pos = codeq.codePointCount(doc.getRange(firstCharacterPos, changeObj.from)), text; text = changeObj.removed.join('\n'); if (text) { activityHandler.queueTrace({'typ': 'rm', 'off': pos, 'txt': text}); } text = changeObj.text.join('\n'); if (text) { activityHandler.queueTrace({'typ': 'ins', 'off': pos, 'txt': text}); } }); jqBtnPlan.on('click', function () { activityHandler.queueTrace({'typ': 'plan'}); if (!hinter.planNext()) { jqBtnPlan.prop('disabled', true).blur(); } }); jqBtnHint.on('click', function () { jqBtnHint.ladda('start'); codeq.comms.sendHint({ 'language': 'robot', 'program': editor.getDoc().getValue(), 'problem_id': problemDef.id }) .then(function (data) { if (data.code === 0) { activityHandler.queueTrace({'typ': 'hint', 'feedback': data.hints}); hinter.handle(data.hints); } else { commError('error: ' + data.message); } }) .fail(commError) .fin(function () { jqBtnHint.ladda('stop'); }) .done(); }); jqBtnRun.on('click', function () { var program = editor.getDoc().getValue(); activityHandler.queueTrace({'typ': 'robot_run', 'program': program}); socket.send(JSON.stringify({action: 'run', program: program})); }); jqBtnStop.on('click', function () { activityHandler.queueTrace({'typ': 'robot_stop'}); socket.send(JSON.stringify({action: 'stop'})); }); codeq.comms.loadProblem(problemDef.id).done(); activityHandler.queueTrace({ 'typ': 'open', 'time': Date.now(), 'content': editor.getDoc().getValue() }); return { destroy: function () { codeq.comms.endProblem().done(); if (socket) { socket.off('close'); socket.off('message'); socket.close(); socket = null; } if (reconnectTimer !== null) { clearTimeout(reconnectTimer); reconnectTimer = null; } $('#screen_robot .title').text('');//empty the title text jqAllButtons.off(); editor.off('change'); activityHandler.queueTrace({'typ': 'close'}); activityHandler.flush(); hinter.destroy(); jqDescriptionContent.empty(); jqEditor.empty(); // TODO: perhaps you do not want to "free" the editor, just empty it jqDescriptionContent = null; jqEditor = null; jqHints = null; codeq.tr.registerDictionary('robot', codeq.tr.emptyDictionary); } }; }; })();