yshop-pro-uniapp/utils/utils.js

export function formatDate(date, format) {
    const year = date.getFullYear().toString();
    const month = (date.getMonth() + 1).toString().padStart(2, '0');
    const day = date.getDate().toString().padStart(2, '0');
    const hours = date.getHours().toString().padStart(2, '0');
    const minutes = date.getMinutes().toString().padStart(2, '0');
    const seconds = date.getSeconds().toString().padStart(2, '0');

    return format
        .replace(/yyyy/g, year)
        .replace(/MM/g, month)
        .replace(/dd/g, day)
        .replace(/HH/g, hours)
        .replace(/mm/g, minutes)
        .replace(/ss/g, seconds);
}

export function formatRemainTime(time) {
    let remainTimeStr=''
    const seconds = Math.floor(time / 1000)
    const days = Math.floor(seconds / (3600 * 24))
    const hours = Math.floor((seconds % (3600 * 24)) / 3600)
    // const minutes = Math.floor((seconds % 3600) / 60)
    // const remainingSeconds = seconds % 60
    if(days>0){
        remainTimeStr += `${days}天`
    }
    if(hours>0){
        remainTimeStr += `${hours}小时`
    }
    return `还剩${remainTimeStr}自动确认`
}

/**
 * 正则检测大陆手机号
 *  @param phone
 */
export function checkPhone(phone) {
    return /^1[3456789]\d{9}$/.test(phone);
}


/**
 * 创建一个滚动动画
 * @param scrollStart 动画开始滚动位置
 * @param scrollEnd 动画结束滚动位置
 * @param valueStart 动画值开始值
 * @param valueEnd 动画值结束值
 */
export function createAnimation(scrollStart, scrollEnd, valueStart, valueEnd) {
    return function (nowScroll) {
        if (nowScroll <= scrollStart) {
            return valueStart
        }
        if (nowScroll >= scrollEnd) {
            return valueEnd
        }
        // (nowScroll - scrollStart) / (scrollEnd - scrollStart) 当前滚动在咕哝的那个起始值中的比例
        // 用value的总值 * 比例 = value的值
        // 由于valueStart可能不是0 ， 所以需要加上valueStart
        return ((valueEnd - valueStart) * (nowScroll - scrollStart) / (scrollEnd - scrollStart)) + valueStart
    }
}

/**
 * 从数组中找到比较项并且删除
 * @param originalList 原数组
 * @param compareItem 比较项目
 * @param field 比较字段
 */
export function compareToDelListItem(originalList, compareItem, field) {
    const delIndex = originalList.findIndex((item) => item[field] === compareItem[field]);
    if (delIndex >= 0) {
        originalList.splice(delIndex, 1);
        return true
    }
    return false
}

/**
 * 过滤File类型
 * @param file
 * @param excludeTypeArr 需要排除的类型
 */
export function filterFileType(file, excludeTypeArr) {
    let suffix, name
    // #ifndef MP-WEIXIN
    name = file.name
    suffix = name.slice(name.lastIndexOf('.') + 1)
    // #endif
    // #ifdef MP-WEIXIN
    name = file.url
    suffix = name.slice(name.lastIndexOf('.') + 1)
    // #endif
    return excludeTypeArr.includes(suffix)
}

/**
 * 阿拉伯数字转换中文数字
 * @param number
 */
export function arabicToChinese(number) {
    const chineseNumberMap = {
        0: '零',
        1: '一',
        2: '二',
        3: '三',
        4: '四',
        5: '五',
        6: '六',
        7: '七',
        8: '八',
        9: '九',
        10: '十'
    };

    const chineseUnitMap = {
        10: '十',
        100: '百',
        1000: '千',
        10000: '万',
        100000: '十万',
        1000000: '百万',
        10000000: '千万',
        100000000: '亿',
        1000000000: '十亿',
        10000000000: '百亿',
        100000000000: '千亿',
        1000000000000: '兆'
    };

    if (number <= 10) {
        return chineseNumberMap[number]
    }

    let chineseNumber = '';
    let num = number;
    for (let unit of [1000000000000, 100000000000, 10000000000, 1000000000, 100000000, 10000000, 1000000, 100000, 10000, 1000, 100, 10, 1]) {
        if (num >= unit) {
            let count = Math.floor(num / unit);
            chineseNumber += chineseNumberMap[count] + (chineseUnitMap[unit] ? chineseUnitMap[unit] : '');
            num %= unit; // 取余
        } else if (chineseNumber !== '') {
            chineseNumber += chineseNumberMap[0]; // 添加零，保持位数对齐
        }
    }
    return chineseNumber;
}


export function hasNetWork() {
    return new Promise < boolean > ((resolve, reject) => {
        wx.getNetworkType({
            success(res) {
                console.log(res);
                if (res.networkType === 'none') {
                    resolve(false)
                } else {
                    resolve(true)
                }
            }
        })
    })
}

/**
 * 获取两数之间的随机数
 * @param min
 * @param max
 */
export function getRandom(min, max) {
    return (Math.random() * (max - min) + min).toFixed(2);
}