136 lines
2.7 KiB
JavaScript
136 lines
2.7 KiB
JavaScript
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const App = getApp();
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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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// 当前tab
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// currentTab: -1,
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// 列表高度
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swiperHeight: 0,
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// 页面参数
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options: {
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goods_id: null,
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scoreType: -1
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},
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// 评论列表
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list: [],
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// 当前页码
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page: 1,
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// show
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notcont: false
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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: function(options) {
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let _this = this;
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// 设置swiper的高度
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this.setSwiperHeight();
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// 记录页面参数
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_this.setData({
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'options.goods_id': options.goods_id
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}, function() {
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// 获取评论列表
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_this.getCommentList();
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});
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},
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/**
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* 设置swiper的高度
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*/
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setSwiperHeight: function() {
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// 获取系统信息(拿到屏幕宽度)
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let systemInfo = wx.getSystemInfoSync(),
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rpx = systemInfo.windowWidth / 750, // 计算rpx
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tapHeight = Math.floor(rpx * 80) + 1, // tap高度
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swiperHeight = systemInfo.windowHeight - tapHeight; // swiper高度
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this.setData({
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swiperHeight
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});
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},
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/**
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* 获取评论列表
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*/
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getCommentList: function(isNextPage, page) {
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let _this = this;
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let params = _this.data.options;
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params.page = page || 1;
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App._get('comment/lists', params, function(result) {
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let resultList = result.data.list,
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dataList = _this.data.list;
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if (isNextPage !== true || typeof dataList.data === 'undefined') {
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_this.setData({
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list: resultList,
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total: result.data.total,
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notcont: !resultList.length
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});
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} else {
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_this.setData({
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'list.data': dataList.data.concat(resultList.data),
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total: result.data.total
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});
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}
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});
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},
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/**
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* 点击tab切换
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*/
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swichNav: function(e) {
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let _this = this;
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_this.setData({
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list: {},
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page: 1,
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no_more: false,
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'options.scoreType': e.target.dataset.current
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}, function() {
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// 获取评论列表
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_this.getCommentList();
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});
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},
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/**
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* 图片预览
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*/
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previewImages: function(e) {
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let commentIndex = e.target.dataset.commentIndex,
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imgIndex = e.target.dataset.imgIndex,
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images = this.data.list.data[commentIndex].image,
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imageUrls = [];
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images.forEach(function(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[imgIndex],
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urls: imageUrls
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})
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},
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/**
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* 下拉到底加载数据
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*/
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bindDownLoad: function() {
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// 已经是最后一页
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if (this.data.page >= this.data.list.last_page) {
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this.setData({
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no_more: true
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});
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return false;
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}
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this.getCommentList(true, ++this.data.page);
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},
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})
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