// pages/group-list/index.js
import {
    getCombinationList
} from '../../../api/activity.js';
import {
    openPinkSubscribe
} from '../../../utils/SubscribeMessage.js';

Page({
    /**
     * 页面的初始数据
     */
    data: {
        parameter: {
            'navbar': '1',
            'return': '1',
            'title': '拼团列表',
            'color': true,
            'class': '0'
        },
        combinationList: [],
        limit: 10,
        page: 1,
        loading: false,
        loadend: false,
    },

    /**
     * 生命周期函数--监听页面加载
     */
    onLoad: function (options) {
        this.getCombinationList();
    },

    /**
     * 生命周期函数--监听页面初次渲染完成
     */
    onReady: function () {

    },

    /**
     * 生命周期函数--监听页面显示
     */
    onShow: function () {},

    openSubcribe: function (e) {
        let page = e.currentTarget.dataset.url;
        wx.showLoading({
            title: '正在加载',
        })
        openPinkSubscribe().then(res => {
            wx.hideLoading();
            wx.navigateTo({
                url: page,
            });
        }).catch(() => {
            wx.hideLoading();
        });
    },

    getCombinationList: function () {
        var that = this;
        if (that.data.loadend) return;
        if (that.data.loading) return;
        var data = {
            page: that.data.page,
            limit: that.data.limit
        };
        that.setData({
            loading: true
        });
        getCombinationList(data).then(function (res) {
            var combinationList = that.data.combinationList;
            var limit = that.data.limit;
            that.data.page++;
            that.setData({
                loadend: limit > res.data.length,
                combinationList: combinationList.concat(res.data),
                page: that.data.page,
                loading: false,
            });
        }).catch(() => {
            that.setData({
                loading: false
            });
        })
    },
    
    /**
     * 生命周期函数--监听页面隐藏
     */
    onHide: function () {

    },

    /**
     * 生命周期函数--监听页面卸载
     */
    onUnload: function () {

    },

    /**
     * 页面相关事件处理函数--监听用户下拉动作
     */
    onPullDownRefresh: function () {

    },

    /**
     * 页面上拉触底事件的处理函数
     */
    onReachBottom: function () {
        this.getCombinationList();
    }
})