Files
client-qgdzs/pages/category-question/category-question.vue

374 lines
7.1 KiB
Vue

<template>
<view class="container">
<view v-if="question" class="question-card">
<view class="question-header">
<text class="question-title">题目</text>
<view class="question-meta">
<view class="meta-tag category-tag">
<text class="meta-text">{{ getCategoryText(question.category) }}</text>
</view>
<view class="meta-tag difficulty-tag" :class="getDifficultyClass(question.difficulty)">
<text class="meta-text">{{ getDifficultyText(question.difficulty) }}</text>
</view>
</view>
</view>
<view class="question-content">
<text class="question-text">{{ question.question }}</text>
</view>
<view v-if="question.options" class="options-list">
<view
v-for="(option, index) in question.options"
:key="index"
class="option-item"
:class="{
'correct': answered && correctAnswer === String.fromCharCode(65 + index),
'wrong': answered && selectedAnswer === String.fromCharCode(65 + index) && correctAnswer !== String.fromCharCode(65 + index)
}"
@click="handleAnswer(option, index)"
>
<text class="option-text">{{ option }}</text>
</view>
</view>
<view v-if="answered && explanation" class="explanation">
<view class="explanation-title">解析</view>
<text class="explanation-text">{{ explanation }}</text>
</view>
<view class="action-buttons">
<button class="next-btn" @click="refreshQuestion">下一题</button>
</view>
</view>
<view v-else class="empty-state">
<text class="empty-text">暂无题目</text>
<button class="refresh-btn" @click="refreshQuestion">刷新</button>
</view>
</view>
</template>
<script>
import storage from '../../utils/storage.js'
import api from '../../utils/api.js'
export default {
data() {
return {
categorySn: '',
categoryName: '',
question: null,
answered: false,
correctAnswer: '',
selectedAnswer: '',
explanation: ''
}
},
onLoad(options) {
this.categorySn = options.categorySn || ''
this.categoryName = options.categoryName || ''
this.refreshQuestion()
},
onShow() {
if (this.question) {
this.checkAnsweredQuestion()
}
},
methods: {
loadQuestion() {
const question = storage.getQuestion()
if (question) {
this.question = question
this.resetAnswer()
}
},
checkAnsweredQuestion() {
if (this.question && storage.isQuestionAnswered(this.question.sn)) {
this.refreshQuestion()
}
},
resetAnswer() {
this.answered = false
this.correctAnswer = ''
this.selectedAnswer = ''
this.explanation = ''
},
getCategoryText(category) {
return category || '其他'
},
getDifficultyText(difficulty) {
if (!difficulty && difficulty !== 0) return '简单'
if (difficulty <= 30) return '简单'
if (difficulty <= 60) return '中等'
if (difficulty <= 80) return '困难'
return '极难'
},
getDifficultyClass(difficulty) {
if (!difficulty && difficulty !== 0) return 'difficulty-easy'
if (difficulty <= 30) return 'difficulty-easy'
if (difficulty <= 60) return 'difficulty-medium'
if (difficulty <= 80) return 'difficulty-hard'
return 'difficulty-extreme'
},
async handleAnswer(option, index) {
if (this.answered) return
const answer = String.fromCharCode(65 + index)
this.selectedAnswer = answer
try {
const res = await api.answerQuestion(this.question.sn, answer)
if (res.data) {
this.answered = true
this.correctAnswer = res.data.answer || answer
this.explanation = res.data.explanation || ''
storage.addAnsweredQuestion(this.question.sn)
if (this.correctAnswer === answer) {
uni.showToast({
title: '回答正确',
icon: 'success'
})
} else {
uni.showToast({
title: '回答错误',
icon: 'none'
})
}
}
} catch (error) {
console.error('提交答案失败:', error)
uni.showToast({
title: '提交失败',
icon: 'none'
})
}
},
async refreshQuestion() {
try {
const res = await api.getQuestion(this.categorySn)
if (res.data) {
if (storage.isQuestionAnswered(res.data.sn)) {
this.refreshQuestion()
return
}
storage.setQuestion(res.data)
this.question = res.data
this.resetAnswer()
} else {
uni.showToast({
title: '暂无题目',
icon: 'none'
})
}
} catch (error) {
console.error('获取题目失败:', error)
uni.showToast({
title: '刷新失败',
icon: 'none'
})
}
}
}
}
</script>
<style scoped>
.container {
padding: 40rpx;
}
.question-card {
background: #ffffff;
border-radius: 20rpx;
padding: 40rpx;
box-shadow: 0 4rpx 20rpx rgba(0, 0, 0, 0.08);
}
.question-header {
display: flex;
align-items: center;
justify-content: space-between;
margin-bottom: 30rpx;
padding-bottom: 20rpx;
border-bottom: 2rpx solid #f0f0f0;
}
.question-title {
font-size: 32rpx;
font-weight: bold;
color: #333;
}
.question-meta {
display: flex;
gap: 10rpx;
}
.meta-tag {
padding: 8rpx 20rpx;
border-radius: 20rpx;
font-size: 24rpx;
}
.category-tag {
background: #e3f2fd;
}
.difficulty-tag {
background: #f8f9fa;
}
.difficulty-easy {
background: #d4edda;
color: #155724;
}
.difficulty-medium {
background: #fff3cd;
color: #856404;
}
.difficulty-hard {
background: #fd7e14;
color: #ffffff;
}
.difficulty-extreme {
background: #dc3545;
color: #ffffff;
}
.meta-text {
font-weight: bold;
}
.question-content {
margin-bottom: 40rpx;
}
.question-text {
font-size: 30rpx;
color: #666;
line-height: 1.8;
}
.options-list {
margin-top: 30rpx;
}
.option-item {
display: flex;
align-items: center;
padding: 24rpx 30rpx;
margin-bottom: 20rpx;
background: #f8f9fa;
border-radius: 12rpx;
transition: all 0.3s;
}
.option-item:active {
background: #e9ecef;
}
.option-item.correct {
background: #d4edda;
border: 2rpx solid #28a745;
}
.option-item.wrong {
background: #f8d7da;
border: 2rpx solid #dc3545;
}
.option-label {
font-size: 28rpx;
font-weight: bold;
color: #667eea;
margin-right: 20rpx;
min-width: 40rpx;
}
.option-item.correct .option-label {
color: #28a745;
}
.option-item.wrong .option-label {
color: #dc3545;
}
.option-text {
font-size: 28rpx;
color: #333;
flex: 1;
}
.explanation {
margin-top: 40rpx;
padding: 30rpx;
background: #fff3cd;
border-radius: 12rpx;
border-left: 4rpx solid #ffc107;
}
.explanation-title {
font-size: 28rpx;
font-weight: bold;
color: #856404;
margin-bottom: 16rpx;
}
.explanation-text {
font-size: 28rpx;
color: #856404;
line-height: 1.8;
}
.action-buttons {
margin-top: 40rpx;
display: flex;
justify-content: center;
}
.next-btn {
width: 200rpx;
height: 70rpx;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: #ffffff;
font-size: 28rpx;
border-radius: 35rpx;
border: none;
}
.empty-state {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
min-height: 60vh;
}
.empty-text {
font-size: 32rpx;
color: #999;
margin-bottom: 40rpx;
}
.refresh-btn {
width: 200rpx;
height: 70rpx;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: #ffffff;
font-size: 28rpx;
border-radius: 35rpx;
border: none;
}
</style>