Building out new challenge framework to allow controller to determine view type for challenge
This commit is contained in:
Nathan Leniz
245
public/js/lib/coursewares/coursewaresJSFramework.js
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245
public/js/lib/coursewares/coursewaresJSFramework.js
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var widgets = [];
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var myCodeMirror = CodeMirror.fromTextArea(document.getElementById("codeEditor"), {
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lineNumbers: true,
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mode: "javascript",
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theme: 'monokai',
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runnable: true,
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lint: true,
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matchBrackets: true,
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autoCloseBrackets: true,
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scrollbarStyle: 'null',
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lineWrapping: true,
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gutters: ["CodeMirror-lint-markers"],
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onKeyEvent: doLinting
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});
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var editor = myCodeMirror;
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editor.setSize("100%", "auto");
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// Hijack tab key to enter two spaces intead
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editor.setOption("extraKeys", {
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Tab: function(cm) {
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var spaces = Array(cm.getOption("indentUnit") + 1).join(" ");
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cm.replaceSelection(spaces);
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},
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"Ctrl-Enter": function() {
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bonfireExecute();
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return false;
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}
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});
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var attempts = 0;
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if (attempts) {
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attempts = 0;
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}
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// Default value for editor if one isn't provided in (i.e. a challenge)
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var nonChallengeValue = '/*Welcome to Bonfire, Free Code Camp\'s future CoderByte replacement.\n' +
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'Please feel free to use Bonfire as an in-browser playground and linting tool.\n' +
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'Note that you can also write tests using Chai.js by using the keywords assert and expect */\n\n' +
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'function test() {\n' +
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' assert(2 !== 3, "2 is not equal to 3");\n' +
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' return [1,2,3].map(function(elem) {\n' +
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' return elem * elem;\n' +
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' });\n' +
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'}\n' +
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'expect(test()).to.be.a("array");\n\n' +
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'assert.deepEqual(test(), [1,4,9]);\n\n' +
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'var foo = test();\n' +
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'foo.should.be.a("array");\n\n' +
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'test();\n';
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var codeOutput = CodeMirror.fromTextArea(document.getElementById("codeOutput"), {
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lineNumbers: false,
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mode: "text",
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theme: 'monokai',
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readOnly: 'nocursor',
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lineWrapping: true
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});
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codeOutput.setValue('/**\n' +
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' * Your output will go here.\n' + ' * Console.log() -type statements\n' +
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' * will appear in your browser\'s\n' + ' * DevTools JavaScript console.\n' +
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' */');
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codeOutput.setSize("100%", "100%");
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var info = editor.getScrollInfo();
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var after = editor.charCoords({line: editor.getCursor().line + 1, ch: 0}, "local").top;
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if (info.top + info.clientHeight < after)
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editor.scrollTo(null, after - info.clientHeight + 3);
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var editorValue;
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var challengeSeed = challengeSeed || null;
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var tests = tests || [];
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var allSeeds = '';
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(function() {
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challengeSeed.forEach(function(elem) {
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allSeeds += elem + '\n';
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});
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})();
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editorValue = allSeeds;
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myCodeMirror.setValue(editorValue);
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function doLinting () {
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editor.operation(function () {
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for (var i = 0; i < widgets.length; ++i)
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editor.removeLineWidget(widgets[i]);
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widgets.length = 0;
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JSHINT(editor.getValue());
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for (var i = 0; i < JSHINT.errors.length; ++i) {
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var err = JSHINT.errors[i];
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if (!err) continue;
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var msg = document.createElement("div");
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var icon = msg.appendChild(document.createElement("span"));
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icon.innerHTML = "!!";
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icon.className = "lint-error-icon";
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msg.appendChild(document.createTextNode(err.reason));
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msg.className = "lint-error";
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widgets.push(editor.addLineWidget(err.line - 1, msg, {
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coverGutter: false,
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noHScroll: true
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}));
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}
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});
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};
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$('#submitButton').on('click', function () {
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bonfireExecute();
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});
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function bonfireExecute() {
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attempts++;
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ga('send', 'event', 'Challenge', 'ran-code', challengeName);
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userTests= null;
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$('#codeOutput').empty();
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var userJavaScript = myCodeMirror.getValue();
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userJavaScript = removeComments(userJavaScript);
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userJavaScript = scrapeTests(userJavaScript);
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// simple fix in case the user forgets to invoke their function
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submit(userJavaScript, function(cls, message) {
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if (cls) {
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codeOutput.setValue(message.error);
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runTests('Error', null);
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} else {
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codeOutput.setValue(message.output);
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message.input = removeLogs(message.input);
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runTests(null, message);
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}
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});
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}
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var userTests;
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var testSalt = Math.random();
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var scrapeTests = function(userJavaScript) {
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// insert tests from mongo
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for (var i = 0; i < tests.length; i++) {
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userJavaScript += '\n' + tests[i];
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}
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var counter = 0;
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var regex = new RegExp(/(expect(\s+)?\(.*\;)|(assert(\s+)?\(.*\;)|(assert\.\w.*\;)|(.*\.should\..*\;)/);
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var match = regex.exec(userJavaScript);
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while (match != null) {
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var replacement = '//' + counter + testSalt;
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userJavaScript = userJavaScript.substring(0, match.index) + replacement + userJavaScript.substring(match.index + match[0].length);
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if (!userTests) {
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userTests= [];
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}
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userTests.push({"text": match[0], "line": counter, "err": null});
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counter++;
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match = regex.exec(userJavaScript);
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}
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return userJavaScript;
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};
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function removeComments(userJavaScript) {
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var regex = new RegExp(/(\/\*[^(\*\/)]*\*\/)|\/\/[^\n]*/g);
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return userJavaScript.replace(regex, '');
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}
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function removeLogs(userJavaScript) {
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return userJavaScript.replace(/(console\.[\w]+\s*\(.*\;)/g, '');
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}
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var pushed = false;
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var createTestDisplay = function() {
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if (pushed) {
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userTests.pop();
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}
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for (var i = 0; i < userTests.length;i++) {
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var test = userTests[i];
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var testDoc = document.createElement("div");
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if (test.err != null) {
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$(testDoc)
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.html("<div class='row'><div class='col-xs-1 text-center'><i class='ion-close-circled big-error-icon'></i></div><div class='col-xs-11 test-output wrappable'>" + test.text + "</div><div class='col-xs-11 test-output wrappable'>" + test.err + "</div></div><div class='ten-pixel-break'/>")
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.prependTo($('#testSuite'))
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} else {
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$(testDoc)
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.html("<div class='row'><div class='col-xs-1 text-center'><i class='ion-checkmark-circled big-success-icon'></i></div><div class='col-xs-11 test-output test-vertical-center wrappable'>" + test.text + "</div></div><div class='ten-pixel-break'/>")
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.appendTo($('#testSuite'));
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}
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};
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};
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var expect = chai.expect;
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var reassembleTest = function(test, data) {
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var lineNum = test.line;
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var regexp = new RegExp("\/\/" + lineNum + testSalt);
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return data.input.replace(regexp, test.text);
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};
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var runTests = function(err, data) {
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var allTestsPassed = true;
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pushed = false;
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$('#testSuite').children().remove();
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if (err && userTests.length > 0) {
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userTests= [{text:"Program Execution Failure", err: "No user tests were run."}];
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createTestDisplay();
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} else if (userTests) {
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userTests.push(false);
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pushed = true;
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userTests.forEach(function(test, ix, arr){
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try {
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if (test) {
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var output = eval(reassembleTest(test, data));
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}
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} catch(error) {
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allTestsPassed = false;
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console.log(error);
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arr[ix].err = error.name + ":" + error.message;
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}
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});
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if (allTestsPassed) {
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allTestsPassed = false;
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showCompletion();
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}
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}
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};
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function showCompletion() {
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var time = Math.floor(Date.now() / 1000) - started;
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ga('send', 'event', 'Challenge', 'solved', challengeName + ', Time: ' + time +', Attempts: ' + attempts);
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$('#complete-courseware-dialog').modal('show');
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$('#complete-courseware-dialog').keydown(function(e) {
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if (e.ctrlKey && e.keyCode == 13) {
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$('.next-bonfire-button').click();
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}
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});
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}
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