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app.js
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app.js
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window.testingImpl = '{\n init: function(elevators, floors) {\n var rotator = 0;\n _.each(floors, function(floor) {\n floor.on("up_button_pressed down_button_pressed", function() {\n var elevator = elevators[(rotator++) % elevators.length];\n elevator.goToFloor(floor.level);\n }); \n });\n _.each(elevators, function(elevator) {\n elevator.on("floor_button_pressed", function(floorNum) {\n elevator.goToFloor(floorNum);\n });\n elevator.on("idle", function() {\n elevator.goToFloor(0);\n });\n });\n },\n update: function(dt, elevators, floors) {\n }\n}';
var createEditor = function() {
var lsKey = "elevatorCrushCode_v5";
var cm = CodeMirror.fromTextArea(document.getElementById("code"), {
lineNumbers: true,
indentUnit: 4,
indentWithTabs: false,
theme: "solarized light",
mode: "javascript",
autoCloseBrackets: true,
extraKeys: {
// the following Tab key mapping is from http://codemirror.net/doc/manual.html#keymaps
Tab: function(cm) {
var spaces = Array(cm.getOption("indentUnit") + 1).join(" ");
cm.replaceSelection(spaces);
}
}
});
var reset = function() {
cm.setValue($("#default-elev-implementation").text().trim());
};
var saveCode = function() {
localStorage.setItem(lsKey, cm.getValue());
$("#save_message").text("Code saved " + new Date().toTimeString());
};
var existingCode = localStorage.getItem(lsKey);
if(existingCode) {
cm.setValue(existingCode);
} else {
reset();
}
$("#button_save").click(function() {
saveCode();
cm.focus();
});
$("#button_reset").click(function() {
if(confirm("Do you really want to reset to the default implementation?")) {
localStorage.setItem("develevateBackupCode", cm.getValue());
reset();
}
cm.focus();
});
$("#button_resetundo").click(function() {
if(confirm("Do you want to bring back the code as before the last reset?")) {
cm.setValue(localStorage.getItem("develevateBackupCode") || "");
}
cm.focus();
});
var autoSaver = _.debounce(saveCode, 1000);
cm.on("change", function() {
autoSaver();
});
returnObj = riot.observable({});
returnObj.getCodeObj = function() {
console.log("Getting code...");
var code = cm.getValue();
try {
obj = eval("(" + code + ")");
console.log("Code is", obj);
if(typeof obj.init !== "function") {
throw "Code must contain an init function";
}
if(typeof obj.update !== "function") {
throw "Code must contain an update function";
}
returnObj.trigger("code_success");
} catch(e) {
returnObj.trigger("code_error", e);
return null;
}
return obj;
};
returnObj.setCode = function(code) {
cm.setValue(code);
};
$("#button_apply").click(function() {
returnObj.trigger("apply_code");
});
return returnObj;
}
var createParamsUrl = function(current, overrides) {
return "#" + _.map(_.merge(current, overrides), function(val, key) {
return key + "=" + val;
}).join(",");
};
$(function() {
var tsKey = "elevatorTimeScale";
var editor = createEditor();
var params = {};
var $world = $(".innerworld");
var $stats = $(".statscontainer");
var $feedback = $(".feedbackcontainer");
var $challenge = $(".challenge");
var $codestatus = $(".codestatus");
var floorTempl = document.getElementById("floor-template").innerHTML.trim();
var elevatorTempl = document.getElementById("elevator-template").innerHTML.trim();
var elevatorButtonTempl = document.getElementById("elevatorbutton-template").innerHTML.trim();
var userTempl = document.getElementById("user-template").innerHTML.trim();
var statsTempl = document.getElementById("stats-template").innerHTML.trim();
var challengeTempl = document.getElementById("challenge-template").innerHTML.trim();
var feedbackTempl = document.getElementById("feedback-template").innerHTML.trim();
var codeStatusTempl = document.getElementById("codestatus-template").innerHTML.trim();
var app = riot.observable({});
app.worldController = createWorldController(1.0 / 60.0);
app.worldController.on("code_error", function(e) {
console.log("World raised code error", e);
editor.trigger("code_error", e);
});
console.log(app.worldController);
app.worldCreator = createWorldCreator();
app.world = undefined;
app.currentChallengeIndex = 0;
app.startStopOrRestart = function() {
if(app.world.challengeEnded) {
app.startChallenge(app.currentChallengeIndex);
} else {
app.worldController.setPaused(!app.worldController.isPaused);
}
};
app.startChallenge = function(challengeIndex, autoStart) {
if(typeof app.world != "undefined") {
app.world.unWind();
// TODO: Investigate if memory leaks happen here
}
app.currentChallengeIndex = challengeIndex;
app.world = app.worldCreator.createWorld(challenges[challengeIndex].options);
window.world = app.world;
clearAll([$world, $stats, $feedback]);
presentStats($stats, app.world, statsTempl);
presentChallenge($challenge, challenges[challengeIndex], app, app.world, app.worldController, challengeIndex + 1, challengeTempl);
presentWorld($world, app.world, floorTempl, elevatorTempl, elevatorButtonTempl, userTempl);
app.worldController.on("timescale_changed", function() {
localStorage.setItem(tsKey, app.worldController.timeScale);
presentChallenge($challenge, challenges[challengeIndex], app, app.world, app.worldController, challengeIndex + 1, challengeTempl);
});
app.world.on("stats_changed", function() {
var challengeStatus = challenges[challengeIndex].condition.evaluate(app.world);
if(challengeStatus !== null) {
app.world.challengeEnded = true;
app.worldController.setPaused(true);
if(challengeStatus) {
presentFeedback($feedback, feedbackTempl, app.world, "Success!", "Challenge completed", createParamsUrl(params, { challenge: (challengeIndex + 2)}));
} else {
presentFeedback($feedback, feedbackTempl, app.world, "Challenge failed", "Maybe your program needs an improvement?", "");
}
}
});
var codeObj = editor.getCodeObj();
console.log("Starting...");
app.worldController.start(app.world, codeObj, window.requestAnimationFrame, autoStart);
};
editor.on("apply_code", function() {
app.startChallenge(app.currentChallengeIndex, true);
});
editor.on("code_success", function() {
presentCodeStatus($codestatus, codeStatusTempl);
});
editor.on("code_error", function(error) {
presentCodeStatus($codestatus, codeStatusTempl, error);
});
riot.route(function(path) {
params = _.reduce(path.split(","), function(result, p) {
var match = p.match(/(\w+)=(\w+$)/);
if(match) { result[match[1]] = match[2]; } return result;
}, {});
var requestedChallenge = 0;
var autoStart = false;
var timeScale = parseFloat(localStorage.getItem(tsKey)) || 2.0;
_.each(params, function(val, key) {
if(key === "challenge") {
requestedChallenge = _.parseInt(val) - 1;
if(requestedChallenge < 0 || requestedChallenge >= challenges.length) {
console.log("Invalid challenge index", requestedChallenge);
console.log("Defaulting to first challenge");
requestedChallenge = 0;
}
} else if(key === "autostart") {
autoStart = val === "false" ? false : true;
} else if(key === "timescale") {
timeScale = parseFloat(val);
} else if(key === "devtest") {
editor.setCode(testingImpl);
} else if(key === "fullscreen") {
makeDemoFullscreen();
}
});
app.worldController.setTimeScale(timeScale);
app.startChallenge(requestedChallenge, autoStart);
});
});