court-badminton/pages/matchInfo/sign.js

const app = getApp()
import WxValidate from '../../utils/wxValidate';
Page({

    /**
     * 页面的初始数据
     */
    data: {
        frameStyle: { useTop: true, name: '赛事信息', leftArrow: true, useBar: false },
        id: '',
        info: {},
        form: {},
        projectList: [],
        dialog: { title: '支付报名费', show: false, type: '1' },
        enrollInfo: {}
    },
    initValidate() {
        const rules = { grouping_id: { required: true }, project_id: { required: true } }
        // 验证字段的提示信息，若不传则调用默认的信息
        const messages = { grouping_id: { required: '请选择赛事分组' }, project_id: { required: '请选择组内项目' } };
        this.WxValidate = new WxValidate(rules, messages)
    },
    // 跳转菜单
    back(e) {
        wx.navigateBack({ delta: 1 })
    },
    // 赛事分组
    groupingChange: async function (e) {
        const that = this;
        let data = that.data.info.grouping[e.detail.value];
        that.setData({ 'form.grouping_id': data._id });
        that.setData({ 'form.grouping_name': data.name });
        let project = [];
        for (const val of data.project) {
            const arr = await app.$get(`/newCourt/api/matchProject/${val}`);
            if (arr.errcode == '0') { project.push(arr.data) }
        }
        that.setData({ projectList: project });
    },
    // 选择组内项目
    projectChange: function (e) {
        const that = this;
        let data = that.data.projectList[e.detail.value];
        that.setData({ 'form.project_id': data._id });
        that.setData({ 'form.project_name': data.name });
    },
    onSubmit: async function (e) {
        const that = this;
        const params = e.detail.value;
        if (!this.WxValidate.checkForm(params)) {
            const error = this.WxValidate.errorList[0];
            wx.showToast({ title: `${error.msg}`, icon: 'error', duration: 2000 })
            return false
        } else {
            const arr = await app.$post(`/newCourt/api/enroll`, params);
            if (arr.errcode == '0') {
                wx.showToast({ title: `报名成功`, icon: 'success', duration: 2000 });
                that.setData({ enrollInfo: arr.data })
                that.setData({ dialog: { title: '支付报名费', show: true, type: '1' } })
            } else {
                wx.showToast({ title: `${res.errMsg}`, icon: 'fail', duration: 2000 });
            }
        }
    },
    toForward: function () { },
    // 支付
    toPay: async function () {
        const that = this;
        const enroll = that.data.enrollInfo;
        wx.getStorage({
            key: 'user',
            success: async (res) => {
                let obj = { openid: res.data.openid, money: 0.1, enroll_id: enroll._id, type: '报名' }
                const arr = await app.$post(`/newCourt/api/payOrder`, obj)
                if (arr.errcode == '0') {
                    wx.requestPayment({
                        "timeStamp": arr.data.wxSign.timestamp,
                        "nonceStr": arr.data.wxSign.nonceStr,
                        "package": `prepay_id=${arr.data.wxSign.prepay_id}`,
                        "signType": arr.data.wxSign.signType,
                        "paySign": arr.data.wxSign.paySign,
                        "success": async function (res) {
                            wx.showToast({ title: `支付成功`, icon: 'success', duration: 2000 });
                            const aee = await app.$post(`/newCourt/api/payOrder/${arr.data.data._id}`, { status: '1' });
                            if (aee.errcode == '0') { that.watchLogin(); that.toclose(); that.back() }
                        },
                        "fail": function (res) {
                            wx.showToast({ title: `支付未成功`, icon: 'error', duration: 2000 })
                            that.watchLogin()
                        },
                    })
                }
            },
            fail: async (res) => {
                wx.redirectTo({ url: '/pages/index/index' });
            },
        });
    },
    // 关闭弹框
    toclose: function () {
        const that = this;
        that.setData({ dialog: { title: '支付报名费', show: false, type: '1' } })
    },
    /**
     * 生命周期函数--监听页面加载
     */
    onLoad: function (options) {
        const that = this;
        that.setData({ id: options.id || '62e23cd3bb22e03d0b49d73b' });
        //验证规则函数
        that.initValidate();
        // 监听用户是否登录
        that.watchLogin();
    },
    watchLogin: function () {
        const that = this;
        wx.getStorage({
            key: 'user',
            success: async (res) => {
                if (that.data.id) {
                    const arr = await app.$get(`/newCourt/api/match/${that.data.id}`);
                    if (arr.errcode == '0') {
                        that.setData({ info: arr.data })
                        let data = { openid: res.data.openid, match_id: arr.data._id, match_name: arr.data.name }
                        that.setData({ form: data })
                    } else { wx.showToast({ title: `${res.errMsg}`, icon: 'fail', duration: 2000 }); }
                }
            },
            fail: async (res) => {
                wx.redirectTo({ url: '/pages/index/index' });
            },
        });
    },
    /**
     * 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 () {

    },

    /**
     * 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 () {

    },

    /**
     * 用户点击右上角分享
     */
    onShareAppMessage: function () {
    },
})