图书馆小程序
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<template>
<view style="padding-bottom: 20px;">
<view class="top-bar">
<image class="top-bar-bg" src="@/static/images/mingqi-beij@2x.png" mode="aspectFill"></image>
<view class="library-info">
<image class="avatar" src="@/static/images/logo.jpg" mode="aspectFill"></image>
<view class="library-name">葛店经济技术开发区图书馆</view>
</view>
<uni-icons class="search-icon" type="search" size="30" @click="onToSearch"></uni-icons>
</view>
<view class="status-cards">
<view class="status-card" @click="toBorrowPage(0)">
<view class="status-icon icon-color1" >
<uni-icons custom-prefix="iconfont" type="icon-daiban02" size="22"></uni-icons>
</view>
<view class="status-label">在借中</view>
</view>
<!-- <view class="status-card" @click="toBorrowPage(2)">
<view class="status-icon icon-color2" >
<uni-icons custom-prefix="iconfont" type="icon-zuofei05" size="22"></uni-icons>
</view>
<view class="status-label">将过期</view>
</view>
<view class="status-card" @click="toBorrowPage(3)">
<view class="status-icon icon-color3" >
<uni-icons custom-prefix="iconfont" type="icon-yuqi04" size="22"></uni-icons>
</view>
<view class="status-label">已过期</view>
</view> -->
<view class="status-card" @click="toBorrowPage(1)">
<view class="status-icon icon-color4" >
<uni-icons custom-prefix="iconfont" type="icon-a-zhidu4" size="22"></uni-icons>
</view>
<view class="status-label">历史借阅</view>
</view>
</view>
<swiper class="banner-swiper" interval="3000" circular :vertical="false" :indicator-dots="true" :autoplay="true">
<swiper-item>
<image data-post-id="3" src="https://mmbiz.qpic.cn/mmbiz_jpg/bVyA57fUOMicbQqItawJwQlR2oCoYql1icEbuH45ibSAzZsk2T3aDbUOIdMyOOc2CzkYouok0El5u5U3LONACaeNw/640?wx_fmt=jpeg&from=appmsg&tp=webp&wxfrom=5&wx_lazy=1#imgIndex=1"></image>
</swiper-item>
<swiper-item>
<image data-post-id="4" src="https://mmbiz.qpic.cn/sz_mmbiz_gif/tuyGibvSXrsqqiaNpAFJ7lbfGL5vibHtUdV5SUk1RWnlq3QqDe9liaWhdS91L0orEsFxZMiaHOFxDOzINmkiby24fYmmWstiayUgywfVia1pwMcNpBA/640?wx_fmt=gif&from=appmsg&tp=webp&wxfrom=5&wx_lazy=1#imgIndex=3"></image>
</swiper-item>
</swiper>
<!-- :indicator-dots="true" -->
<swiper class="menu-swiper" interval="6000" :vertical="false" :autoplay="false">
<swiper-item>
<view class="menu-grid">
<view class="menu-item" @click="onToSearch">
<view class="menu-icon">
<uni-icons custom-prefix="iconfont" type="icon-ziyuan" size="22"></uni-icons>
</view>
<view class="menu-label">书目检索</view>
</view>
<view class="menu-item" @click="onToLendCar">
<view class="menu-icon">
<uni-icons custom-prefix="iconfont" type="icon-z_renew_normal" size="24"></uni-icons>
</view>
<view class="menu-label">图书续借</view>
</view>
<!-- <view class="menu-item" >
<view class="menu-icon">
<uni-icons custom-prefix="iconfont" type="icon-guanwaizhuanjie1" size="26"></uni-icons>
</view>
<view class="menu-label">图书转借</view>
</view> -->
<view class="menu-item" @click="toLibraryCard">
<view class="menu-icon">
<uni-icons custom-prefix="iconfont" type="icon-duzhezheng" size="26"></uni-icons>
</view>
<view class="menu-label">电子证</view>
</view>
<view class="menu-item" @click="toRanking">
<view class="menu-icon">
<uni-icons custom-prefix="iconfont" type="icon-paihangbang" size="22"></uni-icons>
</view>
<view class="menu-label">借阅排行</view>
</view>
<view class="menu-item" @click="toActivityList">
<view class="menu-icon">
<uni-icons custom-prefix="iconfont" type="icon-remenhuodong" size="26"></uni-icons>
</view>
<view class="menu-label">活动报名</view>
</view>
<view class="menu-item" @click="toFeedback">
<view class="menu-icon">
<uni-icons custom-prefix="iconfont" type="icon-duzheliuyan" size="26"></uni-icons>
</view>
<view class="menu-label">读者留言</view>
</view>
<view class="menu-item" @click="onToUser">
<view class="menu-icon">
<uni-icons custom-prefix="iconfont" type="icon-yonghuxinxi-gerenxinxi" size="20"></uni-icons>
</view>
<view class="menu-label">个人中心</view>
</view>
</view>
</swiper-item>
</swiper>
<!-- 已有绑定滑动切换多个借阅证 -->
<view v-if="isBindLibraryCard" class="library-card-has">
<view class="section-title">我的借阅证</view>
<!-- 左右滑动切换证件 -->
<!-- :indicator-dots="readerCardList.length > 1"
indicator-color="#d1d1d1"
indicator-active-color="#01a4fe" -->
<swiper
class="card-swiper"
:circular="false"
>
<swiper-item v-for="item in readerCardList" :key="item.id">
<view class="card-item" @click.stop="showQrcode(item.bindValue)">
<image class="card-left-img" src="@/static/images/card-img2.png" mode="widthFix" />
<view class="card-right-info">
<text class="info-title">读者证号</text>
<text class="info-num">{{ formatCardNo(item.bindValue) }}</text>
</view>
<view class="default-tag" v-if="item.bindDefault">默认证</view>
<uni-icons class="erweima-style" custom-prefix="iconfont" type="icon-erweima" size="28"></uni-icons>
</view>
</swiper-item>
</swiper>
</view>
<!-- 未绑定借阅证 -->
<view class="library-card-section" @click="toCheckLogin" v-else>
<view class="section-title">借阅证</view>
<image class="card-icon" src="@/static/images/card-img2.png"></image>
<view class="card-tip">您还没有绑定读者证哦~</view>
<button class="bind-btn">立即绑定</button>
</view>
<root-portal>
<uni-popup
ref="popup"
type="center"
:mask-click="true"
@maskClick="closePopup"
:custom-style="popupFixedStyle"
>
<view class="qrcode-popup">
<view class="qrcode-title">读者证二维码</view>
<w-qrcode
v-if="qrcodeText"
:value="qrcodeText"
:size="160"
foreground="#333"
background="#ffffff"
/>
<view class="qrcode-num">{{ qrcodeText }}</view>
<view class="close-btn" @click="closePopup">关闭</view>
</view>
</uni-popup>
</root-portal>
<view class="recommendation-section">
<view class="section-title">
<text class="left-txt">图书推荐</text>
<view class="more-link" @click="getMoreBoook" v-if="!(recommendedBooks.length === 0 && !isLoading)">
<text style="margin-right: 5px;">查看更多</text>
<uni-icons custom-prefix="iconfont" type="icon-gengduo" size="12"></uni-icons>
</view>
</view>
<view class="recommendation-list">
<uni-load-more status="loading" v-if="isLoading"></uni-load-more>
<view v-else class="book-item" v-for="(item,index) in recommendedBooks.slice(0,3)" @click="goToBookDetail(item)" :key="index" >
<image
class="book-cover"
:src="item.base64Cover || '/static/images/default-book.png'"
@error="onImgError"
></image>
<view class="book-title">{{item.name}}</view>
</view>
</view>
<view class="empty-box" v-if="recommendedBooks.length === 0 && !isLoading">
<uni-icons custom-prefix="iconfont" type="icon-kongshuju" size="80"></uni-icons>
<text style="margin-top: 20px;">暂无推荐书籍~</text>
</view>
</view>
</view>
</template>
<script>
import { FetchOpenId, FetchFindAllReaderBindByOpenId} from '@/api/user';
import { FetchInitScreenBookRecommend } from '@/api/book';
import config from '@/utils/config';
import { STORAGE_KEYS } from '@/utils/storage';
export default {
data() {
return {
isLoading: true,
recommendedBooks: [],
token: "",
userInfo: {},
isBindLibraryCard: false,
readerCardList: [], // 多个借阅证
baseUrl: config.baseUrl,
qrcodeText: '', // 二维码内容
popupFixedStyle: 'position:fixed;top:0;left:0;right:0;bottom:0;'
};
},
onLoad() {
this.getRecommendBooks();
},
onShow() {
this.initUserAndCheckBind();
},
methods:{
// 格式化读者证号
formatCardNo(cardNo) {
if (!cardNo) return '';
const str = String(cardNo);
const len = str.length;
if (len > 8) {
// 前2位 + 中间全部* + 后2位
const front = str.substring(0, 2);
const end = str.substring(len - 2);
const star = '*'.repeat(len - 4); // 中间全部隐藏
return front + star + end;
} else {
// 小于等于8:*** + 后2位
return '***' + str.substring(len - 2);
}
},
onImgError(e) {
e.target.src = "/static/images/default-book.png";
},
// 初始化:登录 → 获取openid → 查是否绑定
async initUserAndCheckBind() {
try {
// 1. 先看缓存有没有 openId
let openId = uni.getStorageSync('wx_login_code');
// 2. 没有 → 走微信登录流程
if (!openId) {
const loginRes = await new Promise((resolve, reject) => {
uni.login({
success: resolve,
fail: reject
});
});
if (!loginRes.code) {
uni.showToast({ title: '授权失败', icon: 'none' });
return;
}
// 3. 获取 openId
const openRes = await FetchOpenId({
libcode: config.LIB_CODE,
code: loginRes.code
});
if (openRes.code !== 200 || !openRes.data) {
return;
}
openId = openRes.data;
uni.setStorageSync('wx_login_code', openId);
}
// 4. 有了 openId → 查绑定状态
const res = await FetchFindAllReaderBindByOpenId({
libcode: config.LIB_CODE,
openId: openId
});
if (res.code === 200 && res.data.length > 0) {
this.isBindLibraryCard = true;
// 👉 默认证排第一位
const defaultCard = res.data.find(item => item.bindDefault === true);
const otherCards = res.data.filter(item => !item.bindDefault);
// 合并:默认在前,其他在后
this.readerCardList = defaultCard ? [defaultCard, ...otherCards] : res.data;
uni.setStorageSync(STORAGE_KEYS.READER_CARD_LIST, this.readerCardList);
uni.setStorageSync(STORAGE_KEYS.CURRENT_READER_CARD, defaultCard);
} else {
this.isBindLibraryCard = false;
this.readerCardList = [];
uni.setStorageSync(STORAGE_KEYS.READER_CARD_LIST, []);
uni.setStorageSync(STORAGE_KEYS.CURRENT_READER_CARD, null);
}
} catch (err) {
console.error('初始化失败:', err);
const list = uni.getStorageSync(STORAGE_KEYS.READER_CARD_LIST) || [];
// 同样默认排第一
const defaultCard = list.find(item => item.bindDefault === true);
const otherCards = list.filter(item => !item.bindDefault);
this.readerCardList = defaultCard ? [defaultCard, ...otherCards] : list;
this.isBindLibraryCard = list.length > 0;
}
},
// 获取图书推荐 + 封面转 base64
async getRecommendBooks() {
try {
const res = await FetchInitScreenBookRecommend({ libcode: config.LIB_CODE });
let books = res.data || [];
// 只处理并展示前3条,避免setData数据过大
const limit = 3;
const displayBooks = books.slice(0, limit);
for (let i = 0; i < displayBooks.length; i++) {
let item = displayBooks[i];
if (item.imgPath) {
const imageUrl = this.baseUrl + '/api/fileRelevant/getImg?imgType=2&imgId=' + item.imgPath;
try {
const base64 = await this.urlToBase64(imageUrl);
item.base64Cover = base64;
} catch (err) {
item.base64Cover = '';
}
} else {
item.base64Cover = '';
}
}
// 只将展示所需的前3条数据放入响应式,减少setData传输量
this.recommendedBooks = displayBooks;
this.isLoading = false;
} catch (err) {
console.error('获取图书推荐失败:', err);
this.isLoading = false;
}
},
goToBookDetail(item) {
// 把整个图书对象 转成字符串 带过去
uni.navigateTo({
url: "/subpkg/pages/book-detail/book-detail?bookData=" + encodeURIComponent(JSON.stringify(item)) + "&fromRecommend=true"
})
},
// 查看更多 → 进入图书列表页
getMoreBoook(){
uni.navigateTo({
url: "/subpkg/pages/book-list/book-list"
})
},
// 去图书检索页
onToSearch() {
uni.switchTab({
url: "/pages/search/search"
});
},
// 去图书借阅车页
onToLendCar() {
this.checkBindAndNavigate("/pages/lendCar/lendCar", "请您绑定读者证", true);
},
// 点击未绑定借阅证区域 触发跳转
toCheckLogin() {
uni.navigateTo({
url: "/pages/login/login"
});
},
toRanking(){
uni.navigateTo({
url: "/subpkg/pages/ranking/ranking"
})
},
toActivityList(){
this.checkBindAndNavigate("/subpkg/pages/activity-list/activity-list", "请您绑定读者证");
},
toBorrowPage(index) {
if (this.isBindLibraryCard) {
uni.setStorageSync('switch_tab_index', index);
uni.navigateTo({
url: '/subpkg/pages/myLending/myLending'
});
} else {
uni.showModal({
title: '提示',
content: '请您绑定读者证',
confirmText: '去绑定',
cancelText: '取消',
success: (res) => {
if (res.confirm) {
uni.navigateTo({ url: "/pages/login/login" });
}
}
});
}
},
toBorrowCar() {
uni.switchTab({
url: '/pages/lendCar/lendCar'
});
},
toFeedback() {
this.checkBindAndNavigate("/subpkg/pages/feedback/feedback", "请您绑定读者证");
},
// 去借阅证列表页
toLibraryCard() {
// 已绑定 → 进列表
if (this.isBindLibraryCard) {
uni.navigateTo({ url: '/subpkg/pages/reader-card/reader-card' });
}
// 未绑定 → 进绑定页
else {
uni.navigateTo({ url: "/pages/login/login" });
}
},
// 去个人中心页
onToUser() {
this.checkBindAndNavigate("/pages/user/user", "请您绑定读者证", true);
},
checkBindAndNavigate(url, message, isSwitchTab = false) {
if (this.isBindLibraryCard) {
if (isSwitchTab) {
uni.switchTab({ url });
} else {
uni.navigateTo({ url });
}
} else {
uni.showModal({
title: '提示',
content: message,
confirmText: '去绑定',
cancelText: '取消',
success: (res) => {
if (res.confirm) {
uni.navigateTo({ url: "/pages/login/login" });
}
}
});
}
},
showQrcode(bindValue) {
this.qrcodeText = bindValue;
this.$refs.popup.open();
},
closePopup() {
this.qrcodeText = '';
this.$refs.popup.close();
},
urlToBase64(url) {
return new Promise((resolve, reject) => {
uni.request({
url,
method: 'GET',
responseType: 'arraybuffer',
success: (res) => {
try {
const buffer = new Uint8Array(res.data);
let binary = '';
for (let i = 0; i < buffer.length; i++) {
binary += String.fromCharCode(buffer[i]);
}
const base64 = uni.arrayBufferToBase64(res.data);
const dataUri = 'data:image/jpeg;base64,' + base64;
resolve(dataUri);
} catch (e) {
reject(e);
}
},
fail: reject
});
});
},
}
}
</script>
<style lang="scss" scoped>
.top-bar{
.search-icon{
position: absolute;
right: 16px;
top: 15px;
z-index: 22;
::v-deep .uni-icons{
color: #fff !important;
}
}
}
.status-cards {
display: flex;
background-color: #fff;
margin: 10px;
border-radius: 8px;
padding: 20px 10px;
box-shadow: 0 1px 5px rgba(0, 0, 0, 0.05);
.status-card {
flex: 1;
display: flex;
flex-direction: column;
align-items: center;
}
.status-icon {
display: flex;
justify-content: center;
align-items: center;
width: 40px;
height: 40px;
margin-bottom: 6px;
border-radius: 50%;
}
.icon-color1{
background-color: #e4f2ff;
}
.icon-color2{
background-color: #ffeff0;
}
.icon-color3{
background-color: #e4fff4;
}
.icon-color4{
background-color: #fef8e2;
}
.status-label {
font-size: 12px;
color: #333;
}
}
swiper.banner-swiper{
width: 100%;
height: 130px;
}
swiper.banner-swiper image{
width: 100%;
height: 130px;
}
swiper.menu-swiper{
width:100%;
margin-top: 10px;
background-color: #fff;
}
.menu-grid {
display: grid;
grid-template-columns: repeat(4, 1fr);
.menu-item {
flex: 1;
display: flex;
flex-direction: column;
align-items: center;
padding: 10px 0;
.menu-icon{
display: flex;
flex-direction: column;
justify-content: center;
height: 30px;
::v-deep .uni-icons{
color: #01a4fe !important;
}
}
.menu-label {
font-size: 12px;
color: #333;
text-align: center;
}
}
}
.library-card-section {
display: flex;
flex-direction: column;
justify-content: space-between;
align-items: center;
width: 100%;
padding: 20px 0;
.section-title {
font-size: 22px;
font-weight: bold;
background: linear-gradient(140deg, #01a4ff, #2ec8fe);
-webkit-background-clip: text;
color: transparent;
letter-spacing: 0.1em;
margin-bottom: 5px;
}
.card-icon {
width: 80px;
height: 80px;
}
.card-tip {
font-size: 12px;
color: #999;
margin: 5px 0;
}
.bind-btn {
display: flex;
flex-direction: row;
align-items: center;
justify-content: center;
border: 1px solid #06a8ff ;
width: 128px !important;
height: 28px;
border-radius: 28px;
background: linear-gradient(140deg, #01a4ff, #2ec8fe);
font-size: 14px;
color: #fff;
line-height: 28px;
}
}
.recommendation-section {
background-color: #fff;
margin: 10px;
border-radius: 8px;
padding: 0 0 10px 0;
box-shadow: 0 1px 5px rgba(0, 0, 0, 0.05);
.section-title{
display: flex;
flex-direction: row;
justify-content: space-between;
align-items: center;
height: 40px;
padding: 0 10px;
.left-txt{
color: #343434;
font-size: 15px;
font-weight: 700;
}
.more-link{
display: flex;
flex-direction: row;
justify-content: flex-start;
align-items: center;
color: #999;
font-size: 11px;
}
}
}
.library-card-has {
width: 100%;
padding: 20px 10px;
box-sizing: border-box;
.section-title {
font-size: 22px;
font-weight: bold;
background: linear-gradient(140deg, #01a4ff, #2ec8fe);
-webkit-background-clip: text;
color: transparent;
letter-spacing: 0.1em;
margin-bottom: 10px;
padding-left: 5px;
}
.card-list {
width: 100%;
}
}
.card-swiper {
height: 106px;
.card-item{
display: flex;
justify-content: space-between;
align-items: center;
padding: 10px;
border: 2px solid #C6C6E2;
border-radius: 8px;
background: rgba(241,241,249,0.4);
cursor: pointer;
&.active{
border-color: #01a4fe;
background: rgba(1, 164, 254, 0.1);
}
.card-left-img{
width: 80px;
margin-right: 12px;
display: block;
}
.card-right-info{
flex: 1;
display: flex;
flex-direction: column;
.info-title{
font-size: 16px;
color: #333;
font-weight: bold;
padding-bottom: 12px;
}
.info-num{
font-size: 14px;
color: #999;
}
}
.default-tag {
position: absolute;
right: 12px;
top: 12px;
font-size: 11px;
color: #01a4fe;
border: 1px solid #01a4fe;
border-radius: 4px;
padding: 2px 6px;
}
}
}
.erweima-style{
position: absolute;
right: 12px;
bottom: 22px;
::v-deep .icon-erweima{
// font-weight: bold;
color: #999 !important;
}
}
/* 空状态 */
.empty-box {
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
color: #999;
font-size: 15px;
padding: 20px;
}
</style>