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113 lines
2.9 KiB
113 lines
2.9 KiB
/**
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* A Request useing App network request design {@link http://www.wanlshop.com}
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* @author 深圳前海万联科技有限公司 <wanlshop@i36k.com> < 本程序仅用作FastAdmin付费插件（多用户分销商城）测试使用，未经版权所有权人书面许可，不能自行用于商业用途！>
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* @2019年9月10日12:52:20
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* @version 1.0.1
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*
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**/
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class wanlfun {
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/**
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* 保存聊天记录
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* @author 深圳前海万联科技有限公司 <www.wanlshop.com>
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*/
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setChat(data,send) {
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let uid = send == 'send' ? data.to_id : data.form.id;
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uni.getStorage({
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key: 'wanlchat:message_' + uid,
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success: function (res) {
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// 储存所有消息
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// let arr = res.data;
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// 优化,只储存 100条数据,超过100条,通过接口获取历史记录
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let arr = res.data.slice(-96);
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arr.push(data);
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uni.setStorageSync('wanlchat:message_' + uid, arr);
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},
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fail: function (res) {
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uni.setStorageSync('wanlchat:message_' + uid, [data]);
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}
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});
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// 返回原始数据
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return data;
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}
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/**
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* 加法精度计算
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* @author 深圳前海万联科技有限公司 <www.wanlshop.com>
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*
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* @param {Object} number 数字
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*/
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bcadd(a, b){
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var c, d, e;
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try {
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c = a.toString().split(".")[1].length
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} catch(f) {
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c = 0
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}
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try {
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d = b.toString().split(".")[1].length
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} catch(f) {
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d = 0
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}
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return e = Math.pow(10, Math.max(c, d)),(this.bcmul(a, e) + this.bcmul(b, e)) / e
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}
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/**
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* 减法精度计算
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* @author 深圳前海万联科技有限公司 <www.wanlshop.com>
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*
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* @param {Object} number 数字
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*/
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bcsub(a, b){
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var c, d, e;
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try {
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c = a.toString().split(".")[1].length
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} catch(f) {
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c = 0
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}
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try {
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d = b.toString().split(".")[1].length
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} catch(f) {
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d = 0
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}
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return e = Math.pow(10, Math.max(c, d)),(this.bcmul(a, e) - this.bcmul(b, e)) / e
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}
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/**
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* 乘法精度计算
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* @author 深圳前海万联科技有限公司 <www.wanlshop.com>
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*
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* @param {Object} number 数字
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*/
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bcmul(a, b){
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var c = 0,
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d = a.toString(),
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e = b.toString();
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try {
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c += d.split(".")[1].length
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} catch(f) {}
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try {
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c += e.split(".")[1].length
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} catch(f) {}
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return Number(d.replace(".", "")) * Number(e.replace(".", "")) / Math.pow(10, c)
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}
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/**
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* 除法精度计算
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* @author 深圳前海万联科技有限公司 <www.wanlshop.com>
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*
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* @param {Object} number 数字
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*/
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bcdiv(a, b){
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var c, d, e = 0,
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f = 0;
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try {
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e = a.toString().split(".")[1].length
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} catch(g) {}
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try {
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f = b.toString().split(".")[1].length
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} catch(g) {}
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return c = Number(a.toString().replace(".", "")),d = Number(b.toString().replace(".", "")),this.bcmul(c / d, Math.pow(10, f - e))
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}
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}
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export default new wanlfun();
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