twong329/view/xcx/utils/wxh.js

import {
    CACHE_LONGITUDE,
    CACHE_LATITUDE
} from '../config.js';

//购物车减
var carmin = function (that) {
    var num = that.data.num;
    // 如果大于1时，才可以减  
    if (num > 1) {
        num--;
    }
    // 只有大于一件的时候，才能normal状态，否则disable状态  
    var minusStatus = num <= 1 ? 'disabled' : 'normal';
    // 将数值与状态写回  
    that.setData({
        num: num,
        minusStatus: minusStatus
    });
}
//返回首页
var home = function (that, e) {
    if (e.touches[0].clientY < 500 && e.touches[0].clientY > 0) {
        that.setData({
            top: e.touches[0].clientY
        })
    }
}

//购物车加
var carjia = function (that) {
    var num = that.data.num;
    // 不作过多考虑自增1  
    num++;
    // 只有大于一件的时候，才能normal状态，否则disable状态  
    var minusStatus = num < 1 ? 'disabled' : 'normal';
    // 将数值与状态写回  
    that.setData({
        num: num,
        minusStatus: minusStatus
    });
}

//倒计时；
var time = function (timeStamp, that) {
    var interval = null,
        totalSecond = timeStamp - Date.parse(new Date()) / 1000;
    interval = setInterval(function () {
        // 秒数  
        var second = totalSecond;

        // 小时位  
        var hr = Math.floor(second / 3600);
        var hrStr = hr.toString();
        if (hrStr.length == 1) hrStr = '0' + hrStr;

        // 分钟位  
        var min = Math.floor((second - hr * 3600) / 60);
        var minStr = min.toString();
        if (minStr.length == 1) minStr = '0' + minStr;

        // 秒位  
        var sec = second - hr * 3600 - min * 60;
        var secStr = sec.toString();
        if (secStr.length == 1) secStr = '0' + secStr;
        that.setData({
            countDownHour: hrStr,
            countDownMinute: minStr,
            countDownSecond: secStr,
        });
        totalSecond--;
        if (totalSecond <= 0) {
            clearInterval(interval);
            wx.showToast({
                title: '活动已结束',
                icon: 'none',
                duration: 1000,
                mask: true,
            })
            that.setData({
                countDownHour: '00',
                countDownMinute: '00',
                countDownSecond: '00',
            });
        }
    }.bind(that), 1000);
    that.setData({
        interval: interval
    });
}

//倒计时2；
var time2 = function (timeStamp, that) {
    var totalSecond = timeStamp - Date.parse(new Date()) / 1000;
    var interval = setInterval(function () {
        // 秒数  
        var second = totalSecond;
        // // 天数位  
        var day = Math.floor(second / 3600 / 24);
        var dayStr = day.toString();
        if (dayStr.length == 1) dayStr = '0' + dayStr;
        // 小时位  
        var hr = Math.floor((second - day * 3600 * 24) / (60 * 60));
        var hrStr = hr.toString();
        if (hrStr.length == 1) hrStr = '0' + hrStr;

        // 分钟位  
        // var min = Math.floor((second - hr * 3600) / 60);
        var min = Math.floor((second - day * 3600 * 24 - hr * 3600) / 60);
        var minStr = min.toString();
        if (minStr.length == 1) minStr = '0' + minStr;

        // 秒位  
        // var sec = second - hrNew * 3600 - min * 60;
        var sec = Math.floor(second - day * 3600 * 24 - hr * 3600 - min * 60);
        var secStr = sec.toString();
        if (secStr.length == 1) secStr = '0' + secStr;

        that.setData({
            countDownDay: dayStr,
            countDownHour: hrStr,
            countDownMinute: minStr,
            countDownSecond: secStr,
        });
        totalSecond--;
        if (totalSecond <= 0) {
            clearInterval(interval);
            wx.showToast({
                title: '活动已结束',
            });
            that.setData({
                countDownDay: '00',
                countDownHour: '00',
                countDownMinute: '00',
                countDownSecond: '00',
            });
        }
    }.bind(that), 1000);
    that.setData({
        interval: interval
    });
}

var footan = function (that) {
    that.setData({
        prostatus: true,
        show: false
    })
}

var tapsize = function (that, e) {
    var $indexs = e.target.dataset.indexs; //内
    var $index = e.target.dataset.index; //外
    that.setData({
        taberindexs: $indexs,
        taberindex: $index
    })
}

// 取得授权地址
var selfLocation = function (showMode) {
    const that = this;
    return new Promise((resolve, reject) => {
        let longitude = wx.getStorageSync(CACHE_LONGITUDE); //经度
        let latitude = wx.getStorageSync(CACHE_LATITUDE); //纬度
        if (longitude && latitude) {
            return resolve({
                longitude: longitude,
                latitude: latitude
            });
        }
        wx.getSetting({
            success: (res) => {
                if (!res.authSetting['scope.userLocation']) {
                    wx.removeStorageSync(CACHE_LONGITUDE);
                    wx.removeStorageSync(CACHE_LATITUDE);
                    wx.getLocation({
                        success: function (res) {
                            var latitude = res.latitude;
                            var longitude = res.longitude;
                            wx.setStorageSync(CACHE_LONGITUDE, longitude);
                            wx.setStorageSync(CACHE_LATITUDE, latitude);
                            resolve(res);
                        },
                        fail(res) {
                            if (res.errMsg == "getLocation:fail auth deny" && showMode == undefined) {
                                wx.showModal({
                                    title: '您已经拒绝授权地理位置',
                                    content: '是否需要开启权限',
                                    success: function (res) {
                                        if (res.cancel) {
                                            reject(res);
                                        } else if (res.confirm) {
                                            wx.openSetting({
                                                success: function (res) {
                                                    if (res.authSetting["scope.userLocation"] == true) {
                                                        wx.showToast({
                                                            title: '授权成功',
                                                            icon: 'success',
                                                            duration: 1000
                                                        })
                                                        wx.getLocation({
                                                            success: function (res) {
                                                                var latitude = res.latitude;
                                                                var longitude = res.longitude;
                                                                wx.setStorageSync(CACHE_LONGITUDE, longitude);
                                                                wx.setStorageSync(CACHE_LATITUDE, latitude);
                                                                resolve(res);
                                                            }
                                                        })
                                                    } else {
                                                        wx.showToast({
                                                            title: '授权失败',
                                                            icon: 'none',
                                                            duration: 1000
                                                        })
                                                    }
                                                }
                                            })
                                        }
                                    },
                                })
                            }
                        },
                    });
                } else {
                    wx.getLocation({
                        success: function (res) {
                            let latitude = res.latitude;
                            let longitude = res.longitude;
                            wx.setStorageSync(CACHE_LONGITUDE, longitude);
                            wx.setStorageSync(CACHE_LATITUDE, latitude);
                            resolve(res);
                        }
                    })
                }
            }
        })
    })
}

module.exports = {
    carmin: carmin,
    carjia: carjia,
    time: time,
    footan: footan,
    tapsize: tapsize,
    home: home,
    time2: time2,
    selfLocation: selfLocation
}