import { IMG_CND_Prefix } from "./constant";

/**
 * 移除井号
 * @param {String} val code 编码 
 * @returns 
 */
export const formatRemoveHashTag = (val = "") => {
    // console.log('移除标签',val,val.endsWith("#"));
    return val.endsWith("#") ? val.replace("#", "") : val;
};


/**
 * 格式化编码+名称显示方式
 * @param {String} code 编码
 * @param {String} name 名称
 * @param {*} mode 模式 both:code + 名称 name: 仅显示名称
 * @returns 
 */
export const formatHashTag = (code = "", name = "", mode = "both") => {
    if (mode == 'both') {
        return `${formatRemoveHashTag(code)}# ${name}`
    } else if (mode == 'name') {
        return `${name}`
    }
}

const Digit = 10 * 10

/**
 * 重量 进退位 单位
 */
export const weightDigit = 1000

/**
 * 除以
 * @param {*} val 
 * @param {*} digit 
 * @returns 
 */
export const formatPriceDiv = (val, digit = Digit) => {
    return strip(Number(val / digit)) || 0
}
/**
 * 乘以
 * @param {*} val 
 * @param {*} digit 
 * @returns 
 */
export const formatPriceMul = (val, digit = Digit) => {
    return strip(Number(val * digit)) || 0
}

/**
 * 格式化重量单位 (乘以)
 * @param {Number} val 
 * @returns 
 */
export const formatWeightMul = (val, digit = weightDigit) => {
    return strip(Number(val * digit)) || 0
}

/**
 * 格式化重量单位 (除以)
 * @param {*} val 
 */
export const formatWeightDiv = (val, digit = weightDigit) => {
    return strip(Number(val / digit)) || 0
}

export const formatDateTime = (val, fmt = "YYYY-MM-DD HH:mm:ss") => {
    if (val) {
        let time = new Date(val)
        let Y = time.getFullYear()
        let M = time.getMonth() + 1
        let d = time.getDate()
        let h = time.getHours()
        let m = time.getMinutes()
        let s = time.getSeconds()

        fmt = fmt.replace('YYYY', Y).replace('MM', M.toString().padStart(2, '0')).replace('DD', d.toString().padStart(2, '0')).replace('HH', h.toString().padStart(2, '0')).replace('mm', m.toString().padStart(2, '0')).replace('ss', s.toString().padStart(2, '0'))
        // fmt = fmt.replace('MM', M)
        // fmt = fmt.replace('DD', d)
        // fmt = fmt.replace('HH', h)
        // fmt = fmt.replace('mm', m)
        // fmt = fmt.replace('ss', s)

        return fmt
    } else {
        return val
    }

}

/**
 *  精度
 * @param {*} num 
 * @param {*} precision 
 * @returns 
 */
export const strip = (num, precision = 12) => {
    return +parseFloat(num.toPrecision(precision));
}

/**
 * 转换金额单位
 * @param {*} num 金额 / 数值
 * @param {*} digit 转换单位
 * @returns 
 */
export const formatMillionYuan = (num, digit = 10000) => {
    return num / digit > 1 ? { num: toDecimal2(num / digit), million: true } : { num, million: false }
}

/**
 * 数值保留两位小数
 * @param {*} x 
 * @returns 
 */
export const toDecimal2 = (x) => {
    var f = parseFloat(x);
    if (isNaN(f)) {
        return 0;
    }
    f = f + "";
    let index = f.lastIndexOf('.');
    if (index >= 0) {
        let decimal = f.substring(index + 1);
        if (decimal.length == 1) {
            f = f.substring(0, index + 1) + decimal + "0";
        } else {
            f = f.substring(0, index + 1) + decimal.substring(0, 2);
        }
    }
    return f;
}

/**
 * 格式化图片路径
 * @param {*} url 
 * @returns 
 */
export const formatImgUrl = (url) => {
    return url?IMG_CND_Prefix + url:'https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fimg.jj20.com%2Fup%2Fallimg%2F811%2F021315104H2%2F150213104H2-3-1200.jpg&refer=http%3A%2F%2Fimg.jj20.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=auto?sec=1651817947&t=5467a207f845ddfc7737d55934e6b26d'
}