532 lines
12 KiB
JavaScript
532 lines
12 KiB
JavaScript
import wxParse from '../../../wxParse/wxParse.js';
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import util from '../../../utils/util.js';
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import ActiveStatusEnum from '../../../utils/enum/sharp/GoodsStatus.js';
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const App = getApp();
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// 记录规格的数组
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let goodsSpecArr = [];
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Page({
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/**
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* 页面的初始数据
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*/
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data: {
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indicatorDots: true, // 是否显示面板指示点
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autoplay: true, // 是否自动切换
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interval: 3000, // 自动切换时间间隔
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duration: 800, // 滑动动画时长
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currentIndex: 1, // 轮播图指针
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floorstatus: false, // 返回顶部
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seckill_price: 0, // 商品价格
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original_price: 0, // 商品原价
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seckill_stock: 0, // 库存数量
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goods_num: 1, // 商品数量
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goods_sku_id: 0, // 规格id
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cart_total_num: 0, // 购物车商品总数量
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goodsMultiSpec: {}, // 多规格信息
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ActiveStatusEnum, // 秒杀活动商品状态
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// 分享按钮组件
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share: {
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show: false,
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cancelWithMask: true,
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cancelText: '关闭',
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actions: [{
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name: '生成商品海报',
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className: 'action-class',
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loading: false
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}, {
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name: '发送给朋友',
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openType: 'share'
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}],
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// 商品海报
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showPopup: false,
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},
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// 返回顶部
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showTopWidget: false,
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active: {}, // 秒杀活动详情
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goods: {}, // 商品详情
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countDownTime: false // 倒计时
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},
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/**
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* 生命周期函数--监听页面加载
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*/
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onLoad(options) {
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const _this = this,
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scene = App.getSceneData(options);
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// 秒杀商品id
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_this.setData({
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active_time_id: options.active_time_id ? options.active_time_id : scene.aid,
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sharp_goods_id: options.sharp_goods_id ? options.sharp_goods_id : scene.gid,
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});
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// 获取秒杀商品信息
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_this.onRefreshPage();
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},
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/**
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* 刷新页面数据
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*/
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onRefreshPage() {
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// 获取秒杀商品信息
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const _this = this
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_this.getActiveDetail()
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},
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/**
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* 获取秒杀商品信息
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*/
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getActiveDetail() {
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let _this = this;
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App._get('sharp.goods/detail', {
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active_time_id: _this.data.active_time_id,
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sharp_goods_id: _this.data.sharp_goods_id,
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}, (result) => {
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const data = result.data
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// 初始化详情数据
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_this._initData(data);
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// 初始化倒计时组件
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_this._initCountDownData(data);
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})
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},
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/**
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* 初始化详情数据
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*/
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_initData(data) {
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let _this = this;
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// 商品详情
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let goodsDetail = data.goods;
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// 富文本转码
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if (goodsDetail.content.length > 0) {
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wxParse.wxParse('content', 'html', goodsDetail.content, _this, 0);
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}
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// 商品价格/划线价/库存
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data.goods_sku_id = goodsDetail.goods_sku.spec_sku_id;
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data.seckill_price = goodsDetail.goods_sku.seckill_price;
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data.original_price = goodsDetail.goods_sku.original_price;
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data.seckill_stock = goodsDetail.goods_sku.seckill_stock;
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// 商品封面图(确认弹窗)
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data.skuCoverImage = goodsDetail.goods_image;
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// 多规格商品封面图(确认弹窗)
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if (goodsDetail.spec_type == 20 && goodsDetail.goods_sku['image']) {
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data.skuCoverImage = goodsDetail.goods_sku['image']['file_path'];
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}
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// 初始化商品多规格
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if (goodsDetail.spec_type == 20) {
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data.goodsMultiSpec = _this._initManySpecData(goodsDetail.goods_multi_spec);
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}
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_this.setData(data)
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},
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/**
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* 初始化倒计时组件
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*/
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_initCountDownData(data) {
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const app = this
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// 记录倒计时的时间
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const countDownTime = data.active.active_status == ActiveStatusEnum.STATE_SOON.value ?
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data.active.start_time : data.active.end_time
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app.setData({
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countDownTime
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})
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},
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/**
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* 初始化商品多规格
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*/
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_initManySpecData(data) {
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goodsSpecArr = [];
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for (let i in data.spec_attr) {
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for (let j in data.spec_attr[i].spec_items) {
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if (j < 1) {
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data.spec_attr[i].spec_items[0].checked = true;
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goodsSpecArr[i] = data.spec_attr[i].spec_items[0].item_id;
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}
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}
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}
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return data;
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},
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// 倒计时结束刷新页面
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onCountDownEnd() {
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const app = this
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console.log('onCountDownEnd')
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setTimeout(() => {
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app.onRefreshPage()
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}, 200)
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},
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/**
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* 点击切换不同规格
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*/
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onSwitchSpec(e) {
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let _this = this,
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attrIdx = e.currentTarget.dataset.attrIdx,
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itemIdx = e.currentTarget.dataset.itemIdx,
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goodsMultiSpec = _this.data.goodsMultiSpec;
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for (let i in goodsMultiSpec.spec_attr) {
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for (let j in goodsMultiSpec.spec_attr[i].spec_items) {
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if (attrIdx == i) {
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goodsMultiSpec.spec_attr[i].spec_items[j].checked = false;
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if (itemIdx == j) {
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goodsMultiSpec.spec_attr[i].spec_items[itemIdx].checked = true;
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goodsSpecArr[i] = goodsMultiSpec.spec_attr[i].spec_items[itemIdx].item_id;
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}
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}
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}
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}
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_this.setData({
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goodsMultiSpec
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});
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// 更新商品规格信息
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_this._updateSpecGoods();
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},
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/**
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* 更新商品规格信息
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*/
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_updateSpecGoods() {
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let _this = this,
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specSkuId = goodsSpecArr.join('_');
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// 查找skuItem
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let spec_list = _this.data.goodsMultiSpec.spec_list,
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skuItem = spec_list.find((val) => {
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return val.spec_sku_id == specSkuId;
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});
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// 记录goods_sku_id
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// 更新商品价格、划线价、库存
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if (typeof skuItem === 'object') {
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_this.setData({
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goods_sku_id: skuItem.spec_sku_id,
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seckill_price: skuItem.form.seckill_price,
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original_price: skuItem.form.original_price,
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seckill_stock: skuItem.form.seckill_stock,
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skuCoverImage: skuItem.form.image_id > 0 ? skuItem.form.image_path : _this.data.goods.goods_image
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});
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}
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},
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/**
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* 设置轮播图当前指针 数字
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*/
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setCurrent(e) {
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let _this = this;
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_this.setData({
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currentIndex: e.detail.current + 1
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});
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},
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/**
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* 浏览商品图片
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*/
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onPreviewImages(e) {
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let _this = this;
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let index = e.currentTarget.dataset.index,
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imageUrls = [];
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_this.data.goods.image.forEach(item => {
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imageUrls.push(item.file_path);
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});
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wx.previewImage({
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current: imageUrls[index],
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urls: imageUrls
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})
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},
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/**
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* 预览Sku规格图片
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*/
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onPreviewSkuImage(e) {
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let _this = this;
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wx.previewImage({
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current: _this.data.skuCoverImage,
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urls: [_this.data.skuCoverImage]
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})
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},
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/**
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* 跳转到评论
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*/
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onTargetToComment() {
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let _this = this;
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wx.navigateTo({
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url: `../../goods/comment/comment?goods_id=${_this.data.goods.goods_id}`
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});
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},
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/**
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* 返回顶部
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*/
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onScrollTop(t) {
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let _this = this;
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_this.setData({
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scrollTop: 0
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});
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},
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/**
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* 显示/隐藏 返回顶部按钮
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*/
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onScrollEvent(e) {
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let _this = this;
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_this.setData({
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showTopWidget: e.detail.scrollTop > 200
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})
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},
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/**
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* 显示分享选项
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*/
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onClickShare(e) {
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let _this = this;
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_this.setData({
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'share.show': true
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});
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},
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/**
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* 关闭分享选项
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*/
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onCloseShare() {
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let _this = this;
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_this.setData({
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'share.show': false
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});
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},
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/**
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* 点击生成商品海报
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*/
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onClickShareItem(e) {
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let _this = this;
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if (e.detail.index === 0) {
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// 显示商品海报
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_this._showPoster();
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}
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_this.onCloseShare();
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},
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/**
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* 切换商品海报
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*/
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onTogglePopup() {
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let _this = this;
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_this.setData({
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'share.showPopup': !_this.data.share.showPopup
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});
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},
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/**
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* 显示商品海报图
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*/
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_showPoster() {
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let _this = this;
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wx.showLoading({
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title: '加载中',
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});
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App._get('sharp.goods/poster', {
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active_time_id: _this.data.active_time_id,
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sharp_goods_id: _this.data.sharp_goods_id,
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}, (result) => {
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_this.setData(result.data, () => {
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_this.onTogglePopup();
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});
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}, null, () => {
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wx.hideLoading();
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});
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},
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/**
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* 保存海报图片
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*/
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onSavePoster(e) {
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let _this = this;
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wx.showLoading({
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title: '加载中',
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});
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// 下载海报图片
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wx.downloadFile({
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url: _this.data.qrcode,
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success(res) {
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wx.hideLoading();
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// 图片保存到本地
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wx.saveImageToPhotosAlbum({
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filePath: res.tempFilePath,
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success(data) {
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wx.showToast({
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title: '保存成功',
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icon: 'success',
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duration: 2000
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});
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// 关闭商品海报
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_this.onTogglePopup();
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},
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fail(err) {
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console.log(err.errMsg);
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if (err.errMsg === 'saveImageToPhotosAlbum:fail auth deny') {
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wx.showToast({
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title: "请允许访问相册后重试",
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icon: "none",
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duration: 1000
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});
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setTimeout(() => {
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wx.openSetting();
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}, 1000);
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}
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},
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complete(res) {
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console.log('complete');
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// wx.hideLoading();
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}
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})
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}
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})
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},
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/**
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* 增加商品数量
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*/
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onIncGoodsNumber(e) {
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let _this = this;
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_this.setData({
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goods_num: ++_this.data.goods_num
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})
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},
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/**
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* 减少商品数量
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*/
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onDecGoodsNumber(e) {
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let _this = this;
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if (_this.data.goods_num > 1) {
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_this.setData({
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goods_num: --_this.data.goods_num
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});
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}
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},
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/**
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* 自定义输入商品数量
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*/
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onInputGoodsNum(e) {
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let _this = this,
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iptValue = e.detail.value;
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if (!util.isPositiveInteger(iptValue) && iptValue !== '') {
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iptValue = 1;
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}
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_this.setData({
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goods_num: iptValue
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});
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},
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/**
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* 确认购买弹窗
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*/
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onToggleTrade() {
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let _this = this;
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_this.setData({
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showBottomPopup: !_this.data.showBottomPopup
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});
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},
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/**
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* 确认购买
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*/
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onCheckout(e) {
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let _this = this;
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// 表单验证
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if (!_this._onVerify()) {
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return false;
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}
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// 立即购买
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wx.navigateTo({
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url: '../../flow/checkout?' + util.urlEncode({
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order_type: 'sharp',
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active_time_id: _this.data.active_time_id,
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sharp_goods_id: _this.data.sharp_goods_id,
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goods_sku_id: _this.data.goods_sku_id,
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goods_num: _this.data.goods_num,
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}),
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success() {
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// 关闭弹窗
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_this.onToggleTrade();
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}
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});
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},
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/**
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* 表单验证
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*/
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_onVerify() {
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let _this = this;
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if (_this.data.goods_num === '') {
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App.showError('请输入购买数量');
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return false;
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}
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// 将购买数量转为整型，防止出错
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_this.setData({
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goods_num: parseInt(_this.data.goods_num)
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});
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if (_this.data.goods_num <= 0) {
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App.showError('购买数量不能为0');
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return false;
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}
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// 判断限购数量
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return true;
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},
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/**
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* 跳转到首页
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*/
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onTargetHome(e) {
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wx.switchTab({
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url: '../../index/index',
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})
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},
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/**
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* 分享当前页面
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*/
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onShareAppMessage() {
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const _this = this;
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// 构建页面参数
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const params = App.getShareUrlParams({
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active_time_id: _this.data.active_time_id,
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sharp_goods_id: _this.data.sharp_goods_id,
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});
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return {
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title: _this.data.goods.goods_name,
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path: `/pages/sharp/goods/index?${params}`
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};
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},
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/**
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* 分享到朋友圈
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* 本接口为 Beta 版本，暂只在 Android 平台支持，详见分享到朋友圈 (Beta)
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* https://developers.weixin.qq.com/miniprogram/dev/framework/open-ability/share-timeline.html
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*/
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onShareTimeline() {
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const _this = this;
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// 构建页面参数
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const params = App.getShareUrlParams({
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active_time_id: _this.data.active_time_id,
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sharp_goods_id: _this.data.sharp_goods_id,
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});
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return {
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title: _this.data.goods.goods_name,
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path: `/pages/sharp/goods/index?${params}`
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};
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},
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}) |