助农课堂：答题正确性改由后端告知，而不是前端拿到正确答案。

game/src/api.js

@@ -244,6 +244,17 @@ export async function getExamQuestionList() {
     return res.data.data
   }
 }
+export async function checkExamAnswer(questionId, answerVal) {
+  const res = await axios({
+    method: 'get',
+    url: `${process.env.VUE_APP_DEPLOY_ORIGIN}/api/show/question/verify/${questionId}/${answerVal}`,
+  })
+  if (res.data.code !== 0) {
+    throw (`查询答题结果失败：${res.data.msg}`)
+  } else {
+    return res.data.data
+  }
+}
 /*
 createTime: "2024-01-08 19:07:01"
 creatorId: 1

game/src/views/ExamPaper2.vue

@@ -39,8 +39,8 @@
         class="option"
         :class="{
           selected: selectedIdx === index,
-          rightOption: questionList[currentQuestionIdx].rightOptionIdx === index,
-          wrongOption: questionList[currentQuestionIdx].rightOptionIdx !== index,
+          rightOption: isCorrect === true,
+          wrongOption: isCorrect === false,
           submitted: isSubmitted,
           notSubmitted: !isSubmitted,
         }"
@@ -58,7 +58,7 @@
           </div>
         </div>
         <div
-          v-show="isSubmitted && selectedIdx === index && questionList[currentQuestionIdx].rightOptionIdx === index"
+          v-show="isSubmitted && selectedIdx === index && isCorrect"
           class="result-tip"
         >
           <img
@@ -69,7 +69,7 @@
           >
         </div>
         <div
-          v-show="isSubmitted && selectedIdx === index && questionList[currentQuestionIdx].rightOptionIdx !== index"
+          v-show="isSubmitted && selectedIdx === index && isCorrect === false"
           class="result-tip"
         >
           <img
@@ -113,6 +113,7 @@
     </div>
     <button
       class="next"
+      :disabled="isSubmitted && isCorrect === undefined"
       @click="onClickNext"
     >
       下一题
@@ -146,13 +147,12 @@ import { ref, computed, watch, onMounted, onBeforeUnmount, nextTick } from "vue"
 import { useRoute, useRouter } from "vue-router"
 import { useStore } from "vuex"
 import dayjs from 'dayjs'
-import { addScore, getScore, getExamQuestionList, notifyQuit } from '@/api.js'
+import { addScore, getScore, getExamQuestionList, checkExamAnswer, notifyQuit } from '@/api.js'
 import GameRule from '@/components/GameRule.vue'
 import NotifyComp from '@/components/NotifyComp.vue'
 import { Base64 } from "js-base64"
 import MusicBg from '@/assets/audio/1.mp3'
 
-
 const route = useRoute()
 const router = useRouter()
 const store = useStore()
@@ -169,27 +169,14 @@ const isShowLoading = ref(true)
 getExamQuestionList().then((res) => {
   questionList.value = res.map((questionItem) => {
     const optionsAndAnswer = JSON.parse(questionItem.answer)
-
-    // 对正确答案解密
-    const decodeStr = (str) => {
-      const NUM = 2
-      const str1 = str.substring(8)
-      const str2 = str1.substring(0, str1.length - 8)
-      const front = str2.slice(-NUM)
-      const end = str2.substring(0, str2.length - 8 - NUM)
-      return front + end
-    }
-    optionsAndAnswer.correct = Base64.decode(decodeStr(optionsAndAnswer.correct))
-
-    // console.log(optionsAndAnswer)
-
     const ret = {
+      id: questionItem.id,
       question: questionItem.question,
       answerOptions: optionsAndAnswer.answer.map((answerItem) => {
         return answerItem.name
       }),
-      rightOptionIdx: optionsAndAnswer.answer.findIndex((answerItem) => {
-        return answerItem.val === optionsAndAnswer.correct
+      answerOptionValues: optionsAndAnswer.answer.map((answerItem) => {
+        return answerItem.val
       }),
       desc: questionItem.description
     }
@@ -255,25 +242,6 @@ const questionList = ref([
   //     '是',
   //     '不是',
   //   ],
-  //   rightOptionIdx: 0,
-  //   desc: '这是一段文本这是一段文本这是一段文本这是一段文本这是一段文本这是一段文本这是一段文本这是一段文本',
-  // },
-  // {
-  //   question: '你是sb吗？',
-  //   answerOptions: [
-  //     '是',
-  //     '不是',
-  //   ],
-  //   rightOptionIdx: 0,
-  //   desc: '这是一段文本这是一段文本这是一段文本这是一段文本这是一段文本这是一段文本这是一段文本这是一段文本',
-  // },
-  // {
-  //   question: '你是sb吗？',
-  //   answerOptions: [
-  //     '是',
-  //     '不是',
-  //   ],
-  //   rightOptionIdx: 0,
   //   desc: '这是一段文本这是一段文本这是一段文本这是一段文本这是一段文本这是一段文本这是一段文本这是一段文本',
   // },
 ])
@@ -281,19 +249,27 @@ const currentQuestionIdx = ref(0)
 const isSubmitted = computed(() => {
   return selectedIdx.value !== null
 })
-function onClickOption(idx) {
+const isCorrect = ref(undefined)
+async function onClickOption(idx) {
   selectedIdx.value = idx
-  if (selectedIdx.value === questionList.value[currentQuestionIdx.value].rightOptionIdx) {
-    if (store.state.loginStatus && !store.state.ifScoreLimitReached) {
-      bonusPoint.value += store.state.gameRuleList[1].score
+  try {
+    isCorrect.value = await checkExamAnswer(questionList.value[currentQuestionIdx.value].id, questionList.value[currentQuestionIdx.value].answerOptionValues[selectedIdx.value])
+    console.log(isCorrect.value)
+    if (isCorrect.value) {
+      if (store.state.loginStatus && !store.state.ifScoreLimitReached) {
+        bonusPoint.value += store.state.gameRuleList[1].score
+      }
+      correntCount.value++
     }
-    correntCount.value++
+  } catch (error) {
+
   }
 }
 function onClickNext() {
   if (currentQuestionIdx.value < questionList.value.length - 1) {
     currentQuestionIdx.value++
     selectedIdx.value = null
+    isCorrect.value = undefined
   } else {
     if (store.state.loginStatus && !store.state.ifScoreLimitReached && bonusPoint.value !== 0) {
       addScore(bonusPoint.value, '一起来助农').then(() => {