pyx_gitkeshe/library_system/src/views/Borrow/BorrowBook.vue

<template>
  <div class="borrow-container">
    <el-card class="borrow-card">
      <h2 class="borrow-title">借阅图书</h2>
      
      <div class="search-bar">
        <el-input 
          v-model="searchKeyword" 
          placeholder="搜索书名" 
          clearable
          @clear="searchBooks"
          @keyup.enter="searchBooks"
          class="search-input">
          <template #append>
            <el-button :icon="Search" @click="searchBooks" />
          </template>
        </el-input>
      </div>
      
      <div class="books-grid">
        <BookCard 
          v-for="book in books" 
          :key="book.id" 
          :book="book"
          @click="handleBorrow(book)" />
      </div>
      
      <div class="pagination">
        <el-pagination
          v-model:current-page="currentPage"
          v-model:page-size="pageSize"
          :total="total"
          layout="prev, pager, next, jumper"
          @current-change="fetchBooks"
          background />
      </div>
    </el-card>
  </div>
</template>

<script setup>
import { ref, onMounted } from 'vue'
import { useStore } from 'vuex'
import { Search } from '@element-plus/icons-vue'
import BookCard from '@/components/BookCard.vue'
import { ElMessage } from 'element-plus'

const store = useStore()

const books = ref([])
const searchKeyword = ref('')
const currentPage = ref(1)
const pageSize = ref(8)
const total = ref(0)

onMounted(() => {
  fetchBooks()
})

const fetchBooks = async () => {
  try {
    const params = {
      page: currentPage.value,
      pageSize: pageSize.value,
      keyword: searchKeyword.value
    }
    
    const response = await store.dispatch('fetchBooks', params)
    books.value = response.data.list
    total.value = response.data.total
  } catch (error) {
    console.error('获取书籍列表失败:', error)
    ElMessage.error('获取书籍列表失败')
     // 预设数据
     books.value = [
       { id: 1, title: '三体', url: 'https://picsum.photos/id/24/200/300', money: 5, number: 12, state: '可借', content: '科幻' },
      { id: 2, title: '人类简史', url: 'https://picsum.photos/id/25/200/300', money: 4, number: 10, state: '可借', content: '历史' },
      { id: 3, title: '百年孤独', url: 'https://picsum.photos/id/26/200/300', money: 6, number: 0, state: '维护中', content: '文学' },
      { id: 4, title: '活着', url: 'https://picsum.photos/id/27/200/300', money: 3, number: 15, state: '可借', content: '小说' },
      { id: 5, title: '追风筝的人', url: 'https://picsum.photos/id/28/200/300', money: 4, number: 9, state: '可借', content: '小说' },
      { id: 6, title: '解忧杂货店', url: 'https://picsum.photos/id/29/200/300', money: 5, number: 7, state: '可借', content: '小说' },
      { id: 7, title: '小王子', url: 'https://picsum.photos/id/30/200/300', money: 2, number: 20, state: '可借', content: '童话' },
      { id: 8, title: '围城', url: 'https://picsum.photos/id/31/200/300', money: 4, number: 18, state: '可借', content: '文学' },
      { id: 9, title: '月亮与六便士', url: 'https://picsum.photos/id/32/200/300', money: 5, number: 16, state: '可借', content: '小说' },
      { id: 10, title: '哈利波特', url: 'https://picsum.photos/id/33/200/300', money: 7, number: 25, state: '可借', content: '魔幻' },
      { id: 11, title: '水浒传', url: 'https://picsum.photos/id/34/200/300', money: 6, number: 14, state: '可借', content: '古典' },
      { id: 12, title: '三国演义', url: 'https://picsum.photos/id/35/200/300', money: 6, number: 12, state: '可借',content: '古典' }
    ]
    total.value = books.value.length
  }
}

const searchBooks = () => {
  currentPage.value = 1
  fetchBooks()
}

const handleBorrow = async (book) => {
  try {
    if (book.number <= 0) {
      ElMessage.warning('该书籍维护中，无法借阅')
      return
    }
    
    await store.dispatch('borrowBook', { title: book.title })
    ElMessage.success(`成功借阅《${book.title}》`)
    // 刷新列表
    await fetchBooks()
  } catch (error) {
    console.error('借阅失败:', error)
    ElMessage.error(error.message || '借阅失败')
  }
}
</script>

<style scoped>
.borrow-container {
  padding: 20px;
}

.borrow-card {
  padding: 20px;
}

.borrow-title {
  text-align: center;
  margin-bottom: 20px;
}

.search-bar {
  margin-bottom: 20px;
  display: flex;
}

.search-input {
  width: 300px;
}

.books-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.pagination {
  display: flex;
  justify-content: center;
  margin-top: 20px;
}
</style>