Files
lucky_shop/pages_goods/_components/goods-detail-view/detail.js
ZF sun d605f4c9ea feat(goods-detail): 商品详情页主图/视频按后台「媒体显示顺序」切换
后台商品「高级设置」新增 media_order(1=主图在前 2=视频在前), 前端按其决定
商品详情页媒体区默认展示哪一个, 以及底部「图片/视频」切换按钮的排列顺序.

改动:
- goods-detail-view 组件:
  - 新增 applyMediaOrder() 按 media_order 决定默认展示主图还是视频
  - 新增 mediaOrderKey 计算属性 + watcher: 只在「媒体显示顺序/视频地址」
    变化时重新应用, 避免用户手动切到「视频」后被详情数据深层变更打回
  - 新增 mediaTabs 计算属性: 切换按钮顺序跟随配置
  - 切换按钮改用 switchMediaTab(), 切回主图时暂停视频
- common/js/goods_detail_base.js: 父级那行 switchMedia 赋值原本是死代码
  (父级无此 data 字段, 无模板读取), 改成与新规则一致, 避免两处规则打架
2026-10-21 16:35:47 +08:00

544 lines
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JavaScript
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// 商品详情业务
import {
Weixin
} from '@/common/js/wx-jssdk.js';
export default {
data() {
return {
skuId: 0,
goodsId: 0,
isIphoneX: false, //判断手机是否是iphoneX以上
whetherCollection: 0,
//是否开启预览,0:不开启,1:开启
preview: 0,
videoContext: '',
// 媒体,图片,视频
// 解决每个商品SKU图片数量不同时,无法切换到第一个,导致轮播图显示不出来
swiperInterval: 1,
swiperAutoplay: false,
swiperCurrent: 1,
switchMedia: 'img',
//评价
goodsEvaluate: [{
member_headimg: '',
member_name: '',
content: '',
images: [],
create_time: 0,
sku_name: ''
}],
evaluateConfig: {
evaluate_audit: 1,
evaluate_show: 0,
evaluate_status: 1
},
// 是否可分享到好物圈
goodsCircle: false,
service: null,
shareUrl: '', // 分享链接
source_member: 0, //分享人的id
isCommunity: false, //社群弹窗
poster: "-1", //海报
posterMsg: "", //海报错误信息
posterHeight: 0,
posterParams: {}, //海报所需参数
goodsRoute: '',
posterApi: '',
goodsAttrShow: false, // 商品属性是否展开
//门店列表
storeList: {
data: [],
page: 1,
page_size: 10
},
isShowStore: false,
latitude: null, // 纬度
longitude: null, // 经度
evaluateCount: 0, // 商品评论数量
deliveryType: null, // 配送方式
isVirtual: 0, //是否为虚拟商品
// 详情 Tab: 'html' 商品详情 / 'pdf' 文档详情
detailTab: 'html'
}
},
created() {
this.isIphoneX = this.$util.uniappIsIPhoneX();
if (this.location) {
this.latitude = this.location.latitude;
this.longitude = this.location.longitude;
} else {
this.$util.getLocation();
}
this.getStoreData();
},
watch: {
location: function (nVal) {
if (nVal) {
this.latitude = nVal.latitude;
this.longitude = nVal.longitude;
this.getStoreData();
}
},
// 跟随 goodsSkuDetail 变化重新决定默认 Tab
// 解决 refreshGoodsSkuDetail 后续合并 pdf_url 时,Tab 已显示但 detailTab 仍为 'html' 的问题
goodsSkuDetail: {
deep: true,
immediate: true,
handler(newVal) {
if (!newVal) return;
if (newVal.pdf_url) {
this.detailTab = 'pdf';
} else if (newVal.goods_content) {
this.detailTab = 'html';
}
}
}
},
methods: {
/**
* 应用后台「高级设置 → 媒体显示顺序」(media_order)
* 1 = 主图在前(默认) 2 = 视频在前
* 商品没有视频时一律主图在前
*/
applyMediaOrder() {
const detail = this.goodsSkuDetail || {};
if (!detail.video_url) {
this.switchMedia = 'img';
return;
}
this.switchMedia = Number(detail.media_order) === 2 ? 'video' : 'img';
},
// 手动切换图片/视频
switchMediaTab(key) {
this.switchMedia = key;
if (key === 'img' && this.videoContext) this.videoContext.pause();
},
init(params) {
this.skuId = params.sku_id;
this.goodsId = params.goods_id;
this.preview = params.preview;
this.source_member = params.source_member;
this.whetherCollection = params.whetherCollection;
this.posterParams = params.posterParams;
this.shareUrl = params.shareUrl;
this.goodsRoute = params.goodsRoute;
this.posterApi = params.posterApi;
this.isVirtual = params.isVirtual;
this.deliveryType = params.deliveryType;
this.evaluateConfig = params.evaluateConfig;
if (this.evaluateConfig.evaluate_show == 1) {
//商品评论
this.getGoodsEvaluate(params.evaluateList);
this.evaluateCount = params.evaluateCount;
}
for (let k in this.deliveryType) {
if (k == 'store') {
this.isShowStore = true;
}
}
this.getService();
this.videoContext = uni.createVideoContext('goodsVideo');
// 媒体显示顺序: 以后台商品「高级设置 → 媒体显示顺序」为准
this.applyMediaOrder();
// #ifdef MP-WEIXIN
this.goodsSyncToGoodsCircle();
// #endif
},
swiperChange(e) {
this.swiperCurrent = e.detail.current + 1;
},
//-------------------------------------服务-------------------------------------
openMerchantsServicePopup() {
this.$refs.merchantsServicePopup.open();
},
closeMerchantsServicePopup() {
this.$refs.merchantsServicePopup.close();
},
//-------------------------------------门店列表-------------------------------------
openStoreListPopup() {
this.$refs.storeListPopup.open();
},
closeStoreListPopup() {
this.$refs.storeListPopup.close();
},
getStoreData() {
//门店列表
let data = {
page: this.storeList.page,
page_size: this.storeList.page_size
};
if (this.latitude && this.longitude) {
data.latitude = this.latitude;
data.longitude = this.longitude;
}
this.$api.sendRequest({
url: '/api/store/page',
data: data,
success: res => {
if (this.storeList.page == 1) this.storeList.data == [];
if (res.code >= 0 && res.data) {
this.storeList.data = this.storeList.data.concat(res.data.list);
} else {
this.$util.showToast({
title: res.message
});
}
}
});
},
selectStore(item) {
this.$util.redirectTo('/pages_tool/store/detail', {
store_id: item.store_id
});
this.closeStoreListPopup();
},
//-------------------------------------属性-------------------------------------
switchGoodsAttr() {
this.goodsAttrShow = !this.goodsAttrShow;
},
//-------------------------------------评价-------------------------------------
//商品评论列表
getGoodsEvaluate(list) {
if (list) {
this.goodsEvaluate = list;
this.goodsEvaluate.forEach((item, index) => {
if (this.goodsEvaluate[index].images) this.goodsEvaluate[index].images = this.goodsEvaluate[index].images.split(",");
if (this.goodsEvaluate[index].is_anonymous == 1) this.goodsEvaluate[index].member_name = this.goodsEvaluate[index].member_name.replace(this.goodsEvaluate[index].member_name.substring(1, this.goodsEvaluate[index].member_name.length - 1), '***')
})
// if (this.goodsEvaluate.images) this.goodsEvaluate.images = this.goodsEvaluate.images.split(",");
// if (this.goodsEvaluate.is_anonymous == 1) this.goodsEvaluate.member_name = this.goodsEvaluate.member_name.replace(
// this.goodsEvaluate.member_name.substring(1, this.goodsEvaluate.member_name.length - 1), '***')
}
},
// 预览评价图片
previewEvaluate(index, img_index, field) {
var paths = [];
for (let i = 0; i < this.goodsEvaluate[index][field].length; i++) {
paths.push(this.$util.img(this.goodsEvaluate[index][field][i]));
}
uni.previewImage({
current: img_index,
urls: paths
});
},
//-------------------------------------关注-------------------------------------
async collection() {
if (this.preview) return; // 开启预览,禁止任何操作和跳转
if (this.storeToken) {
//未关注添加关注
if (this.whetherCollection == 0) {
let res = await this.$api.sendRequest({
url: "/api/goodscollect/add",
data: {
sku_id: this.skuId,
goods_id: this.goodsSkuDetail.goods_id,
sku_name: this.goodsSkuDetail.sku_name,
sku_price: this.goodsSkuDetail.show_price,
sku_image: this.goodsSkuDetail.sku_image
},
async: false,
});
var data = res.data;
if (data > 0) {
this.whetherCollection = 1;
}
} else {
//已关注取消关注
let res = await this.$api.sendRequest({
url: "/api/goodscollect/delete",
data: {
goods_id: this.goodsSkuDetail.goods_id
},
async: false,
});
var data = res.data;
if (data > 0) {
this.whetherCollection = 0;
}
}
return this.whetherCollection;
} else {
if (this.source_member) {
this.redirectTologin(this.shareUrl + '&source_member=' + this.source_member);
} else {
this.redirectTologin(this.shareUrl);
}
}
},
//-------------------------------------分享-------------------------------------
// 打开分享弹出层
openSharePopup() {
this.$refs.sharePopup.open();
},
// 关闭分享弹出层
closeSharePopup() {
this.$refs.sharePopup.close();
},
copyUrl() {
let text = this.$config.h5Domain + this.shareUrl;
if (this.memberInfo && this.memberInfo.member_id) text += '&source_member=' + this.memberInfo.member_id;
this.$util.copy(text, () => {
this.closeSharePopup();
});
},
//-------------------------------------海报-------------------------------------
// 打开海报弹出层
openPosterPopup() {
this.getGoodsPoster();
this.$refs.sharePopup.close();
},
// 关闭海报弹出层
closePosterPopup() {
this.$refs.posterPopup.close();
this.poster = ''
},
//生成海报
getGoodsPoster() {
uni.showLoading({
'title': this.$lang('goods.detail.detailView.posterGenerating')
})
//活动海报信息
if (this.memberInfo && this.memberInfo.member_id) this.posterParams.source_member = this.memberInfo.member_id;
this.$api.sendRequest({
url: this.posterApi,
data: {
page: this.goodsRoute,
qrcode_param: JSON.stringify(this.posterParams)
},
success: res => {
if (res.code == 0) {
this.$refs.posterPopup.open();
this.poster = res.data.path + "?time=" + new Date().getTime();
} else {
this.posterMsg = res.message;
this.$util.showToast({
title: res.message
})
}
uni.hideLoading();
},
fail: err => {
uni.hideLoading();
}
});
},
// 预览图片
previewMedia(index) {
var paths = [];
for (let i = 0; i < this.goodsSkuDetail.sku_images.length; i++) {
paths.push(this.$util.img(this.goodsSkuDetail.sku_images[i], {
size: 'big'
}));
}
uni.previewImage({
current: index,
urls: paths,
// longPressActions: {
// itemList: ['发送给朋友', '保存图片', '关注'],
// success: function(data) {
// console.log('选中了第' + (data.tapIndex + 1) + '个按钮,第' + (data.index + 1) + '张图片');
// },
// fail: function(err) {
// console.log(err.errMsg);
// }
// }
});
},
swiperImageError(index) {
this.goodsSkuDetail.sku_images[index] = this.$util.getDefaultImage().goods;
this.$forceUpdate();
},
// #ifdef MP || APP-PLUS
//小程序中保存海报
saveGoodsPoster() {
let url = this.$util.img(this.poster);
uni.downloadFile({
url: url,
success: (res) => {
if (res.errMsg == "downloadFile:ok") {
uni.saveImageToPhotosAlbum({
filePath: res.tempFilePath,
success: () => {
this.$util.showToast({
title: this.$lang('goods.detail.detailView.saveSuccess')
});
},
fail: (err) => {
this.$util.showToast({
title: this.$lang('goods.detail.detailView.saveFailed')
});
}
});
}
},
fail: (err) => {
this.$util.showToast({
title: this.$lang('goods.detail.detailView.saveFailed')
});
}
});
},
// #endif
//售后保障查询
getService() {
this.$api.sendRequest({
url: '/api/goods/aftersale',
success: res => {
if (res.code == 0 && res.data) {
this.service = res.data;
}
}
});
},
// #ifdef MP-WEIXIN
/**
* 将商品同步到微信圈子
*/
goodsSyncToGoodsCircle() {
this.$api.sendRequest({
url: '/goodscircle/api/goods/sync',
data: {
goods_id: this.goodsSkuDetail.goods_id
},
success: res => {
if (res.code == 0) {
this.goodsCircle = true;
}
}
})
},
/**
* 将商品推荐到微信圈子
*/
openBusinessView() {
if (wx.openBusinessView) {
wx.openBusinessView({
businessType: 'friendGoodsRecommend',
extraData: {
product: {
item_code: this.goodsSkuDetail.goods_id,
title: this.goodsSkuDetail.sku_name,
image_list: this.goodsSkuDetail.sku_images.map((ele) => {
return this.$util.img(ele);
})
}
},
success: function (res) {
},
fail: function (res) {
}
})
}
},
// #endif
toEvaluateDetail(id) {
this.$util.redirectTo('/pages_tool/goods/evaluate', {
goods_id: id
});
},
showImg(e) {
//拿到图片的路径里面的内容放在我们数组中
let contentimg = e.target.dataset.nodes;
let arrImg = [];
for (var i = 0; i < contentimg.length; i++) {
var img = contentimg[i].children;
if (Array.isArray(img)) {
for (var j = 0; j < img.length; j++) {
if (img[j].attrs && img[j].name == "img") {
if (img[j].attrs.src) {
arrImg.push(img[j].attrs.src)
}
}
}
}
}
//最后一步就是把我们的所有图片放在预览的api中就可以了
uni.previewImage({
current: arrImg,
urls: arrImg,
})
},
//-------------------------------------社群-------------------------------------
//添加福利群
onCommunity() {
this.isCommunity = true
},
onCloseCommunity() {
this.isCommunity = false
},
//-------------------------------------PDF文档-------------------------------------
// 切换详情 Tab
switchDetailTab(tab) {
if (tab !== 'html' && tab !== 'pdf') return;
this.detailTab = tab;
},
onTapDoc(pdf_url) {
if (!pdf_url) return;
uni.showLoading({
title: this.$lang('goods.detail.detailView.loading')
});
let url = this.$util.img(pdf_url);
uni.downloadFile({
url: url,
success: (res) => {
if (res.statusCode === 200) {
let filePath = res.tempFilePath;
uni.openDocument({
filePath: filePath,
success: () => {
console.log('打开成功');
},
fail: () => {},
complete: () => {
uni.hideLoading();
}
});
}
},
fail: (res) => {
uni.hideLoading();
},
complete: (res) => {
if (res.statusCode === 404) {
uni.showToast({
title: this.$lang('goods.detail.detailView.fileNotExist'),
icon: 'none'
});
}
}
});
},
}
}