Question getting improvements, handling dropdown in test

stable.user.js

@@ -182,8 +182,7 @@
   // : Basic processing helpers {{{
 
   function getTextPromisesFromNode(node) {
-    const promises = []
-    Array.from(node.childNodes).forEach(elem => {
+    return Array.from(node.childNodes).reduce((promises, elem) => {
       let img = elem
       if (elem.tagName !== 'IMG') {
         const t = elem.tagName ? elem.getElementsByTagName('img') : []
@@ -192,6 +191,12 @@
         }
       }
 
+      let select = elem.tagName ? elem.getElementsByTagName('select') : []
+      if (select.length > 0) {
+        promises.push({ type: 'txt', val: '...', node: select[0] })
+        return promises
+      }
+
       if (img.tagName === 'IMG') {
         promises.push(
           new Promise(resolve => {
@@ -209,8 +214,9 @@
       } else {
         promises.push({ type: 'txt', val: elem.innerText, node: elem })
       }
-    })
+
       return promises
+    }, [])
   }
 
   function makeTextFromElements(acc, item) {
@@ -369,9 +375,20 @@
 
   function getPossibleAnswersFromTest(node) {
     const promises = []
-    const answerRoot = node.getElementsByClassName('answer')[0]
+    let answerRoot = node.getElementsByClassName('answer')[0]
 
-    if (answerRoot.tagName === 'DIV') {
+    if (!answerRoot) {
+      answerRoot = node.getElementsByClassName('subquestion')[0]
+      const options = Array.from(answerRoot.getElementsByTagName('option'))
+      const possibleAnswers = options.reduce((acc, option) => {
+        if (!emptyOrWhiteSpace(option.innerText)) {
+          acc.push(option.innerText)
+        }
+        return acc
+      }, [])
+
+      return possibleAnswers
+    } else if (answerRoot.tagName === 'DIV') {
       const answers = Array.from(answerRoot.childNodes)
 
       answers.forEach(answer => {
@@ -418,11 +435,17 @@
   function getQuestionPromiseForSingleQuestion(node) {
     return new Promise(resolve => {
       try {
-        const qtextNode = node.getElementsByClassName('qtext')[0]
+        let qtextNode = node.getElementsByClassName('qtext')[0]
+        if (!qtextNode) {
+          qtextNode = node.getElementsByClassName('subquestion')[0]
+          qtextNode = qtextNode.parentNode
+        }
 
         const questionPromises = getTextPromisesFromNode(qtextNode)
         const possibleAnswerPromises = getPossibleAnswersFromTest(node)
 
+        console.log(questionPromises)
+
         const unflattenedPossibleAnswerPromises = possibleAnswerPromises
           ? possibleAnswerPromises.map(x => {
               return Promise.all(x)
@@ -1379,8 +1402,7 @@
 
   function installedFromCorrectSource(source) {
     // https://qmining.frylabs.net/moodle-test-userscript/stable.user.js?up
-    // TODO: test this
-    return info().script.updateURL === correctSource && false
+    return info().script.updateURL === correctSource
   }
 
   // : }}}
@@ -2290,6 +2312,7 @@
   }
 
   function GetXHRQuestionAnswer(question) {
+    console.log('QUESTIONS', question)
     return new Promise((resolve, reject) => {
       let url = apiAdress + 'ask?'
       let params = []