xz_bailang/pages/newsList/newsList.js

// pages/newsList/newsList.js
var app = getApp();
Page({
    /**
     * 页面的初始数据
     */
    data: {
        news: {
            newsUrl: app.newsUrl,
            newsDictionaries: [],
            newsList: [],
        },
        dirId: '', //tab Id
        currentNewsDictionariesId: '',
        currentPage: 1,
        rows: 10,
        areaId: app.areaCode,
        defaultAreaId: app.areaCode
    },
    //获取下级子目录
    doGetNewsDictionariesList: function () {
        var self = this;
        app.dialog.loading('正在加载');
        app.restAjax.get(app.restAjax.path('{newsUrl}/app/newsdirectories/listsub/areaauth/release/{newsDirectoriesId}/{areaCode}', [self.data.news.newsUrl, self.data.dirId, app.areaCode]),
            null,
            null,
            function (code, data) {
                self.setData({
                    'news.newsDictionaries': data,
                    currentNewsDictionariesId: self.data.dirId
                })
                self.doGetNewsList(1);
            },
            function (code, data) {
                app.dialog.msg(data.msg);
            },
            function () { });
    },
    doClickDictionaries: function (event) {
        var self = this;
        console.log(event.currentTarget.dataset.newsDirectoriesId)
        self.setData({
            currentNewsDictionariesId: event.currentTarget.dataset.newsDirectoriesId
        });
        self.doGetNewsList(1);
    },
    //获取新闻
    doGetNewsList: function (page, lv) {
        var self = this;
        app.dialog.loading('正在加载');
        var info = {
            page: page,
            rows: self.data.rows
        }
        if (self.data.currentNewsDictionariesId == self.data.dirId) {
            info.newsDirectoriesParentId = self.data.dirId;
        } else {
            info.newsDirectoriesId = self.data.currentNewsDictionariesId;
        }
        var tempAreaCode = app.areaCode;
        if (lv) {
            tempAreaCode = self.data.areaId;
        }
        app.restAjax.get(app.restAjax.path('{newsUrl}/app/newscontent/listpagenewscontentrelease/{areaCode}', [self.data.news.newsUrl, tempAreaCode]), info, null, function (code, data) {
            var newsArray;
            if (page <= 1) {
                newsArray = data.rows;
            } else {
                newsArray = self.data.news.newsList;
                newsArray = newsArray.concat(data.rows);
            }
            self.setData({
                currentPage: page,
                'news.newsList': newsArray
            })
            if (data.rows.length == 0) {
                app.dialog.msg('暂无数据');
                return;
            }
        }, function (code, data) {
            app.dialog.msg(data.msg);
        }, function () {
            wx.stopPullDownRefresh();
            wx.hideLoading();
        });
    },
    goNewsDetail: function (event) {
        wx.navigateTo({
            url: '../newsDetail/newsDetail?id=' + event.currentTarget.dataset.item.newsContentId
        })
    },
    getAreaList: function () {
        var self = this;
        app.restAjax.get(app.restAjax.path(app.usercenterUrl + '/app/area/listbyparentidrelease/' + app.areaId, []),
            self.data.pages, null,
            function (code, data) {
                if (code == '200') {
                    self.setData({
                        areaList: data
                    })
                }
            }
        )
    },
    changeArea: function (e) {
        app.dialog.loading('正在加载');
        var lv = parseInt(e.currentTarget.dataset.level) + 1
        this.setData({
            areaId: e.currentTarget.dataset.area
        })
        this.doGetNewsList(1, lv)
    },
    //加载全部类型
    doClearCurrentNewsDictionariesId: function () {
        var self = this;
        self.setData({
            currentNewsDictionariesId: self.data.dirId
        });
        self.doGetNewsList(1);
    },
    //加载全部地区
    loadAll: function () {
        this.setData({
            areaId: app.areaCode
        })
        this.doGetNewsList(1)
    },
    /**
     * 生命周期函数--监听页面加载
     */
    onLoad: function (options) {
        var self = this;
        self.setData({
            dirId: options.id
        })
        self.doGetNewsDictionariesList();
        self.getAreaList();
    },
    onReachBottom() {
        this.setData({
            currentPage: this.data.currentPage + 1
        })
        this.doGetNewsList(this.data.currentPage)
    }

})