439 lines
9.5 KiB
JavaScript
439 lines
9.5 KiB
JavaScript
import { ID_NUMBER } from "../regular";
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/**
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* 计算序号
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*/
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export function serialNumber(pagination, index) {
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return (pagination.current - 1) * pagination.pageSize + (index + 1);
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}
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/**
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* 字符串数组转数组
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*/
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export function toArrayString(value) {
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// eslint-disable-next-line no-eval
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return value ? eval(value).map(String) : [];
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}
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/**
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* 判断文件后缀名是否符合
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*/
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export function interceptTheSuffix(name, suffix) {
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return (
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name.substring(name.lastIndexOf("."), name.length).toLowerCase()
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=== suffix.toLowerCase()
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);
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}
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/**
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* 图片转base64
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*/
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export function image2Base64(imgUrl) {
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return new Promise((resolve) => {
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const img = new Image();
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img.src = imgUrl;
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img.crossOrigin = "Anonymous";
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img.onload = function () {
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const canvas = document.createElement("canvas");
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canvas.width = img.width;
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canvas.height = img.height;
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const ctx = canvas.getContext("2d");
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ctx.drawImage(img, 0, 0, img.width, img.height);
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const ext = img.src.substring(img.src.lastIndexOf(".") + 1).toLowerCase();
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resolve(canvas.toDataURL(`image/${ext}`));
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};
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});
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}
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/**
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图片转base64 (File对象版本)
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*/
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export function image2Base642(file) {
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return new Promise((resolve, reject) => {
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const reader = new FileReader();
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reader.readAsDataURL(file);
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reader.onload = (e) => {
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resolve(e.target.result); // 返回 base64
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};
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reader.onerror = (error) => {
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reject(error); // 处理错误
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};
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});
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}
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/**
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* 判断图片是否可访问成功
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*/
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export function checkImgExists(imgUrl) {
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return new Promise((resolve, reject) => {
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const ImgObj = new Image();
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ImgObj.src = imgUrl;
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ImgObj.onload = function (res) {
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resolve(res);
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};
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ImgObj.onerror = function (err) {
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reject(err);
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};
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});
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}
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/**
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* 获取数据类型
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*/
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export function getDataType(data) {
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return Object.prototype.toString.call(data).slice(8, -1);
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}
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/**
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* 数组去重
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*/
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export function ArrayDeduplication(arr) {
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return [...new Set(arr)];
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}
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/**
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* 数组对象去重
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*/
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export function arrayObjectDeduplication(arr, key) {
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const obj = {};
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arr = arr.reduce((previousValue, currentValue) => {
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if (!obj[currentValue[key]]) {
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obj[currentValue[key]] = true;
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previousValue.push(currentValue);
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}
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return previousValue;
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}, []);
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return arr;
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}
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/**
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* 查找字符串中指定的值第几次出现的位置
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*/
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export function findCharIndex(options) {
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const { str, char, num } = options;
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let index = str.indexOf(char);
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if (index === -1)
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return -1;
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for (let i = 0; i < num - 1; i++) {
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index = str.indexOf(char, index + 1);
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if (index === -1)
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return -1;
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}
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return index;
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}
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/**
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* 生成指定两个值之间的随机数
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*/
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export function randoms(min, max) {
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return Math.random() * (max - min + 1) + min;
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}
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/**
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* 千位分隔符
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*/
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export function numFormat(num) {
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if (num) {
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const numArr = num.toString().split(".");
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const arr = numArr[0].split("").reverse();
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let res = [];
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for (let i = 0; i < arr.length; i++) {
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if (i % 3 === 0 && i !== 0) {
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res.push(",");
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}
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res.push(arr[i]);
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}
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res.reverse();
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if (numArr[1]) {
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res = res.join("").concat(`.${numArr[1]}`);
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}
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else {
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res = res.join("");
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}
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return res;
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}
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}
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/**
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* 验证是否为空
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*/
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export function isEmpty(value) {
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return (
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value === undefined
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|| value === null
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|| (typeof value === "object" && Object.keys(value).length === 0)
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|| (typeof value === "string" && value.trim().length === 0)
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);
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}
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/**
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* 获取url参数
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*/
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export function getUrlParam(key) {
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const reg = new RegExp(`(^|&)${key}=([^&]*)(&|$)`);
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const r = window.location.search.substr(1).match(reg);
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if (r != null)
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return decodeURI(r[2]);
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return "";
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}
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/**
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* 数据分页
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*/
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export function paging(options) {
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const { list, currentPage, pageSize } = options;
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return list.filter((item, index) => {
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return (
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index < +currentPage * +pageSize
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&& index >= (+currentPage - 1) * +pageSize
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);
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});
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}
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/**
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* 获取文件后缀
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*/
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export function getFileSuffix(name) {
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return name.substring(name.lastIndexOf(".") + 1);
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}
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/**
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* 获取文件名称
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*/
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export function getFileName(name) {
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if (!name)
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return "";
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return name.substring(name.lastIndexOf("/") + 1);
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}
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/**
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* 读取txt文档
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*/
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export function readTxtDocument(filePah) {
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return new Promise((resolve) => {
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const FILE_URL = getFileUrl();
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const file_url = FILE_URL + filePah;
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const xhr = new XMLHttpRequest();
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xhr.open("get", file_url, true);
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xhr.responseType = "blob";
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xhr.onload = function (event) {
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const reader = new FileReader();
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reader.readAsText(event.target.response, "GB2312");
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reader.onload = function () {
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resolve(reader.result);
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};
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};
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xhr.send();
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});
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}
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/**
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* 将秒转换成时分秒
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*/
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export function secondConversion(second) {
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if (!second)
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return 0;
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const h = Number.parseInt(second / 60 / 60, 10);
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const m = Number.parseInt((second / 60) % 60, 10);
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const s = Number.parseInt(second % 60, 10);
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if (h) {
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return `${h}小时${m}分钟${s}秒`;
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}
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else {
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if (m) {
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return `${m}分钟${s}秒`;
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}
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else {
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return `${s}秒`;
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}
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}
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}
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/**
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* 附件添加前缀
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*/
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export function addingPrefixToFile(list, options = {}) {
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if (!list)
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return [];
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const {
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pathKey = "filePath",
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nameKey = "fileName",
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idKey = "id",
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} = options;
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const FILE_URL = getFileUrl();
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for (let i = 0; i < list.length; i++) {
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list[i].url = FILE_URL + list[i][pathKey];
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list[i].name = list[i][nameKey] || getFileName(list[i][pathKey]);
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list[i].id = list[i][idKey];
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}
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return list;
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}
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/**
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* 翻译状态
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*/
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export function getLabelName(options) {
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const { status, list, idKey = "id", nameKey = "name" } = options;
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for (let i = 0; i < list.length; i++) {
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if (status?.toString() === list[i][idKey]?.toString()) {
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return list[i][nameKey];
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}
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}
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}
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/**
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* 计算文件大小
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*/
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export function calculateFileSize(size) {
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return size > 1024
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? `${(`${size / 1024}`).substring(0, (`${size / 1024}`).lastIndexOf(".") + 3)
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}MB`
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: `${size}KB`;
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}
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/**
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* 根据身份证号获取出生日期和性别
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*/
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export function idCardGetDateAndGender(idCard) {
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let sex = "";
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let date = "";
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if (ID_NUMBER.test(idCard)) {
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const org_birthday = idCard.substring(6, 14);
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const org_gender = idCard.substring(16, 17);
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const birthday
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= `${org_birthday.substring(0, 4)
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}-${
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org_birthday.substring(4, 6)
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}-${
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org_birthday.substring(6, 8)}`;
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const birthdays = new Date(birthday.replace(/-/g, "/"));
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const Month = birthdays.getMonth() + 1;
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let MonthDate;
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const DayDate = birthdays.getDate();
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let Day;
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if (Month < 10)
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MonthDate = `0${Month}`;
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else MonthDate = Month;
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if (DayDate < 10)
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Day = `0${DayDate}`;
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else Day = DayDate;
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sex = org_gender % 2 === 1 ? "1" : "0";
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date = `${birthdays.getFullYear()}-${MonthDate}-${Day}`;
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}
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return { sex, date };
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}
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/**
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* 获取select中指定项组成的数组
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*/
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export function getSelectAppointItemList(options) {
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const { list, value, idKey = "id" } = options;
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return list.filter(item => value.includes(item[idKey]));
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}
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/**
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* json转换为树形结构
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*/
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export function listTransTree(options) {
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const { json, idKey, parentIdKey, childrenKey } = options;
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const r = [];
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const hash = {};
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let i = 0;
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let j = 0;
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const len = json.length;
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for (; i < len; i++) {
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hash[json[i][idKey]] = json[i];
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}
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for (; j < len; j++) {
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const aVal = json[j];
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const hashVP = hash[aVal[parentIdKey]];
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if (hashVP) {
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!hashVP[childrenKey] && (hashVP[childrenKey] = []);
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hashVP[childrenKey].push(aVal);
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}
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else {
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r.push(aVal);
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}
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}
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return r;
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}
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/**
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* 将值转换为"是"/"否"显示文本
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*/
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export function isEmptyToWhether(value, options = {}) {
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const { yesText = "是", noText = "否", yesValue = "1" } = options;
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return !isEmpty(value)
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? value.toString() === yesValue.toString()
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? yesText
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: noText
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: "";
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}
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/**
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* 生成指定长度的guid
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*/
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export function createGuid(len = 32) {
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const chars = "abcdefghijklmnopqrstuvwxyz0123456789";
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let result = "";
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for (let i = 0; i < len; i++) {
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result += chars.charAt(Math.floor(Math.random() * chars.length));
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}
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return result;
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}
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/**
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* 获取序号列
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*/
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export function getIndexColumn(pagination) {
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return {
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title: "序号",
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key: "index",
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width: 70,
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render: (_, __, index) => pagination === false ? index + 1 : serialNumber(pagination, index),
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};
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}
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/**
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* 获取树形节点路径
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*/
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export function getTreeNodePaths(options) {
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const { data, targetId, idKey, childrenKey, path = [], isIncludeOneself } = options;
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for (let i = 0; i < data.length; i++) {
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const node = data[i];
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const newPath = [...path, node];
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// 找到目标节点，根据isIncludeOneself决定是否包含自身
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if (node[idKey] === targetId) {
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if (isIncludeOneself)
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return newPath; // 包含自身
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else
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return path; // 不包含自身，只返回父节点路径
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}
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// 递归查找子节点
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if (node[childrenKey] && node[childrenKey].length > 0) {
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const result = getTreeNodePaths({
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data: node[childrenKey],
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targetId,
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idKey,
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childrenKey,
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path: newPath,
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isIncludeOneself,
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});
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if (result) {
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return result;
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}
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}
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}
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return null;
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}
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/**
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* 获取文件url
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*/
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export function getFileUrl() {
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return process.env.app["fileUrl"];
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}
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