<template>
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								  <uv-popup 
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								    mode="bottom" 
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								    ref="coursePopup"
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								    round="32rpx"
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								    bg-color="#f8f8f8"
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								    safeAreaInsetBottom
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								  >
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								    <view class="course-popup">
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								      <view class="popup-header">
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								        <view>
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								          <uv-icon name="arrow-down" color="black" size="20"></uv-icon>
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								        </view>
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								        <view class="popup-title">课程</view>
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								        <view class="popup-title" @click="toggleSort">
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								          倒序
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								        </view>
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								      </view>
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								      <view class="course-list">
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								        <view 
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								          v-for="course in displayCourseList" 
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								          :key="course.id"
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								          class="course-item"
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								          :class="{ 'active': course.id === currentCourse }"
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								          @click="selectCourse(course.id)"
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								        >
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								          <view class="course-number" :class="{ 'highlight': course.id === currentCourse }">
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								            {{ String(course.index + 1).padStart(2, '0') }}
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								          </view>
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								          <view class="course-content">
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								            <view class="course-english" :class="{ 'highlight': course.id === currentCourse }">
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								              {{ course.english }}
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								            </view>
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								            <view class="course-chinese" :class="{ 'highlight': course.id === currentCourse }">
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								              {{ course.chinese }}
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								            </view>
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								          </view>
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								        </view>
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								      </view>
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								    </view>
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								  </uv-popup>
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								</template>
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								<script>
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								export default {
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								  name: 'CoursePopup',
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								  props: {
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								    courseList: {
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								      type: Array,
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								      default: () => []
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								    },
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								    currentCourse: {
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								      type: [String, Number],
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								      default: 1
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								    },
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								    isReversed: {
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								      type: Boolean,
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								      default: false
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								    }
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								  },
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								  computed: {
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								    displayCourseList() {
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								      return this.isReversed ? [...this.courseList].reverse() : this.courseList;
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								    }
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								  },
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								  methods: {
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								    open() {
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								      if (this.$refs.coursePopup) {
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								        this.$refs.coursePopup.open()
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								      }
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								    },
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								    close() {
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								      if (this.$refs.coursePopup) {
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								        this.$refs.coursePopup.close()
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								      }
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								    },
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								    toggleSort() {
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								      this.$emit('toggle-sort')
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								    },
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								    selectCourse(courseId) {
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								      this.$emit('select-course', courseId)
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								      this.close()
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								    }
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								  }
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								}
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								</script>
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								<style lang="scss" scoped>
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								/* 课程弹出窗样式 */
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								.course-popup {
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								  padding: 0 32rpx;
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								  max-height: 80vh;
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								}
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								.popup-header {
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								  display: flex;
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								  justify-content: space-between;
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								  align-items: center;
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								  padding: 20rpx 0;
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								  border-bottom: 2rpx solid #EEEEEE;
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								}
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								.popup-title {
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								  font-family: PingFang SC;
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								  font-weight: 500;
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								  font-size: 34rpx;
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								  color: #181818;
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								}
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								.course-list {
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								  max-height: 60vh;
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								  overflow-y: auto;
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								}
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								.course-item {
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								  display: flex;
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								  align-items: center;
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								  gap: 24rpx;
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								  padding-top: 24rpx;
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								  padding-right: 8rpx;
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								  padding-bottom: 24rpx;
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								  padding-left: 8rpx;
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								  border-bottom: 1px solid #EEEEEE;
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								  cursor: pointer;
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								  &:last-child {
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								    border-bottom: none;
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								  }
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								}
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								.course-number {
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								  width: 80rpx;
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								  font-family: PingFang SC;
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								  font-size: 36rpx;
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								  color: #999;
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								  &.highlight {
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								    color: #06DADC;
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								  }
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								}
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								.course-content {
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								  flex: 1;
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								}
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								.course-english {
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								  font-family: PingFang SC;
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								  font-weight: 600;
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								  font-size: 36rpx;
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								  line-height: 44rpx;
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								  color: #252545;
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								  margin-bottom: 8rpx;
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								  &.highlight {
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								    color: #06DADC;
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								  }
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								}
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								.course-chinese {
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								  font-size: 28rpx;
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								  line-height: 48rpx;
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								  color: #3B3D3D;
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								  &.highlight {
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								    color: #06DADC;
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								  }
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								}
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								</style>
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