ball-applet/pages/schAdmin/course/coachadd.js

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

Page({

    /**
     * 页面的初始数据
     */
    data: {
        frameStyle: { useTop: true, name: '课程信息', leftArrow: true, useBar: false },
        id: '',
        lesson_id: '',
        school_id: '',
        form: {},
        coachList: [],

    },
    initValidate() {
        const rules = { coach_id: { required: true }, money: { required: true }, }
        // 验证字段的提示信息，若不传则调用默认的信息
        const messages = { coach_id: { required: '请选择教练', }, money: { required: '请输入金额', } };
        this.WxValidate = new WxValidate(rules, messages)
    },
    // 返回
    back: function () {
        wx.navigateBack({ delta: 1 })
    },
    // 选择教练
    coachChange: function (e) {
        const that = this;
        let data = that.data.coachList[e.detail.value];
        if (data) {
            that.setData({ 'form.coach_id': data.coach_id });
            that.setData({ 'form.zhcoach': data.coach_id_name });
        }
    },
    // 提交保存
    onSubmit: async function (e) {
        const that = this;
        const params = e.detail.value;
        const form = that.data.form;
        params.school_id = that.data.school_id;
        if (!this.WxValidate.checkForm(params)) {
            const error = this.WxValidate.errorList[0];
            wx.showToast({ title: `${error.msg}`, icon: 'error', duration: 2000 })
            return false
        } else {
            let arr;
            if (form._id) {
                arr = await app.$post(`/lessonCoach/${form._id}`, params);
            }
            else {
                params.lesson_id = that.data.lesson_id;
                arr = await app.$post(`/lessonCoach`, params);
            }
            if (arr.errcode == '0') { wx.showToast({ title: `维护信息完成`, icon: 'success', duration: 2000 }); that.back(); }
            else wx.showToast({ title: `${error.msg}`, icon: 'error', duration: 2000 })
        }
    },
    /**
     * 生命周期函数--监听页面加载
     */
    onLoad: function (options) {
        const that = this;
        that.setData({ lesson_id: options.lesson_id || '' })
        that.setData({ id: options.id || '' })
        //验证规则函数
        that.initValidate();
        // 监听用户是否登录
        that.watchLogin();
    },
    // 监听用户是否登录
    watchLogin: async function () {
        const that = this;
        wx.getStorage({
            key: 'user',
            success: async res => {
                that.setData({ school_id: res.data.info.id })
                const abb = await app.$get(`/rcs`, { school_id: res.data.info.id });
                if (abb.errcode == '0' && abb.total > 0) {
                    that.setData({ coachList: abb.data })
                }
                if (that.data.id) {
                    const arr = await app.$get(`/lessonCoach/${that.data.id}`);
                    if (arr.errcode == '0') {
                        // 教练
                        let coach_id = that.data.coachList.find(i => i.coach_id == arr.data.coach_id)
                        if (coach_id) arr.data.zhcoach = coach_id.coach_id_name;
                        that.setData({ form: arr.data });
                    }
                }
            },
            fail: 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 () {

    }
})