goodsList.js
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import wx from '../../utils/wx';
import Yas from '../../common/yas';
import listModel from '../../models/product/list';
let yas;
const app = getApp();
const {windowHeight} = getApp().getSystemInfo();
Page({
data: {
order: '',
gender: '',
// 原始参数
orgOps: {},
page: 1,
limit: 20,
totalPage: 1,
allLoaded: false,
showNoMore: false,
productList: [],
noResult: false,
windowHeight
},
onLoad: function(options) {
Object.keys(options).map(key => {
options[key] = decodeURIComponent(options[key] || '');
});
wx.setNavigationBarTitle({
title: options.title || ''
});
delete options.title;
this.data.orgOps = options;
this._productList();
yas = new Yas();
yas.pageOpenReport();
},
onPageScroll: function({scrollTop}) {
if (scrollTop > windowHeight * 2 !== this.data.showBackTop) {
this.setData({
showBackTop: scrollTop > windowHeight * 2
});
}
},
backTop: function() {
wx.pageScrollTo({
scrollTop: 0
});
},
onReachBottom: function() {
this._productList();
},
// 筛选变更
filterChange: function(e) {
let {curSort, gender} = e.detail;
this.data.order = curSort;
this.data.gender = gender;
this.data.addFilter = true;
this._resetPage();
this.setData({
productList: []
});
this._productList();
},
_resetPage: function() {
this.data.page = 1;
this.data.totalPage = 1;
this.data.allLoaded = false;
},
// 商品列表
_productList: function(params = {}) {
if (this.data.allLoaded) {
return;
}
this.setData({
showLoading: true
});
Object.assign(params, this.data.orgOps, {
page: this.data.page,
limit: this.data.limit
});
if (this.data.addFilter) {
params.order = this.data.order;
params.gender = this.data.gender;
}
params.shop_id = app.getShopId();
listModel.categoryProductList(params).then(res => {
if (res.code === 200) {
const keyAdapter = {
skn: 'product_skn',
salesPrice: 'sales_price',
marketPrice: 'market_price',
productName: 'product_name',
defaultImages: 'default_images'
};
let list = [];
(res.data.product_list || []).forEach(product => {
let item = {};
Object.keys(keyAdapter).forEach(key => {
item[key] = product[keyAdapter[key]];
});
list.push(item);
});
this.data.page += 1;
this.data.totalPage = res.data && res.data.page_total || 1;
this.setData({
showLoading: false,
noResult: this.data.totalPage,
allLoaded: this.data.page > this.data.totalPage,
productList: this.data.productList.concat(list)
});
}
}).catch(() => {});
}
});