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import customMessage from './message';
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//将enum转换为{label:"",value:""}形式
function enumToSelect(data: any) {
曾国涛
authored
10 months ago
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const keys = Object.keys(data);
return keys.map((value) => {
return { label: data[value], value: value };
});
}
export function enum2ReverseSelect(data: any) {
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const keys = Object.keys(data);
return keys.map((value) => {
return { label: data[value], value: value };
});
}
//将枚举的value值转换为label
function enumValueToLabel(value: any, enumObj: any) {
if (enumObj !== undefined) {
return enumObj[value];
}
return '';
}
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//从缓存中获取用户信息
function getUserInfo() {
let userInfoString = localStorage.getItem('userInfo');
if (userInfoString === null) {
return {};
}
return JSON.parse(userInfoString);
}
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//将状态枚举值转换为ProTable的enumValue格式
function enumToProTableEnumValue(enumConstants: any) {
const result = {};
for (const key in enumConstants) {
if (enumConstants.hasOwnProperty(key)) {
result[key] = {
text: enumConstants[key],
status: enumValueToLabel(key, enumConstants),
};
}
}
return result;
}
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function formatDateTime(inputDateTime: string) {
const parsedDateTime = new Date(inputDateTime);
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const year = parsedDateTime.getFullYear();
const month = String(parsedDateTime.getMonth() + 1).padStart(2, '0');
const day = String(parsedDateTime.getDate()).padStart(2, '0');
const hour = String(parsedDateTime.getHours()).padStart(2, '0');
const minute = String(parsedDateTime.getMinutes()).padStart(2, '0');
const second = String(parsedDateTime.getSeconds()).padStart(2, '0');
const formattedDateTime = `${year}-${month}-${day} ${hour}:${minute}:${second}`;
return formattedDateTime;
}
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// const resize = () => {
// // 计算元素底部到视口顶部的距离
// let bottomDistance = document
// .getElementById('mainTable')
// ?.getElementsByClassName('ant-table-thead')[0]
// .getBoundingClientRect().bottom;
// // 获取屏幕高度
// let screenHeight =
// window.innerHeight || document.documentElement.clientHeight;
// // 计算元素底部到屏幕底部的距离
// let bottomToScreenBottomDistance = screenHeight - bottomDistance;
// // //底部分页元素的高度
// // var pH = screenHeight - document.getElementById("main-table").getElementsByClassName('ant-table-body')[0].getBoundingClientRect().bottom;
// setTableHeight(bottomToScreenBottomDistance - 88);
// };
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function formatdate(inputDateTime: string) {
const parsedDateTime = new Date(inputDateTime);
const year = parsedDateTime.getFullYear();
const month = String(parsedDateTime.getMonth() + 1).padStart(2, '0');
const day = String(parsedDateTime.getDate()).padStart(2, '0');
const formattedDate = `${year}-${month}-${day}`;
return formattedDate;
}
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function formatSalesCode(salesCode: any) {
let newSalesCode = salesCode;
if (newSalesCode.indexOf('_')) {
newSalesCode = newSalesCode.split('_');
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if (newSalesCode?.length === 2) {
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newSalesCode = newSalesCode[1] + '(' + newSalesCode[0] + ')';
}
}
return newSalesCode;
}
// 将二进制流的字符串转换成 Blob 对象
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function dataURItoBlob(dataURI: any) {
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const byteString = atob(dataURI.split(',')[1]);
const mimeString = dataURI.split(',')[0].split(':')[1].split(';')[0];
const ab = new ArrayBuffer(byteString.length);
const ia = new Uint8Array(ab);
for (let i = 0; i < byteString.length; i++) {
ia[i] = byteString.charCodeAt(i);
}
return new Blob([ab], { type: mimeString });
}
// 将 Blob 对象转换成 File 对象
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function blobToFile(blob: any, fileName: any) {
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return new File([blob], fileName, { type: blob.type });
}
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function appendFormData(formData: any, data: any, parentKey = null) {
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for (const key in data) {
if (data.hasOwnProperty(key)) {
const value = data[key];
const formKey = parentKey ? `${parentKey}[${key}]` : key;
if (Array.isArray(value)) {
// 处理数组
value.forEach((item, index) => {
const arrayKey = `${formKey}[${index}]`;
if (typeof item === 'object' && !Array.isArray(item)) {
// 递归处理对象
appendFormData(formData, item, arrayKey);
} else {
// 直接添加到 FormData
formData.append(arrayKey, item);
}
});
} else if (typeof value === 'object' && !Array.isArray(value)) {
// 递归处理对象
appendFormData(formData, value, formKey);
} else {
// 直接添加到 FormData
formData.append(formKey, value);
}
}
}
}
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function getName(str: string) {
let parts = str.split('-');
if (parts.length < 2) {
return null; // 字符串不包含'-'
}
let namePart = parts.slice(2).join('-') || parts[1];
let name = namePart.replace(/^\d+/, ''); // 移除名字前的数字
return name;
}
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function getAliYunOSSFileNameFromUrl(url: string) {
try {
// 使用URL对象解析链接
let urlObject = new URL(url);
// 从路径中获取最后一个斜杠后的部分,即文件名
let pathParts = urlObject.pathname.split('/');
let fileName = pathParts[pathParts.length - 1];
// 检查文件名是否包含至少一个点(.)以确保是一个合法的文件名
if (fileName.includes('.')) {
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let originName = getName(fileName);
if (
originName === '' ||
originName === undefined ||
originName === null
) {
return url;
}
return decodeURIComponent(originName);
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} else {
throw new Error('Invalid file name in the URL');
}
} catch (error: any) {
// 如果解析失败或文件名不符合预期,返回原始链接
console.error('Error extracting file name:', error.message);
return url;
}
}
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function transImageFile(base64Image: any) {
// 将Base64字符串解码为二进制数据
const binaryData = atob(base64Image.split(',')[1]);
// 创建一个Uint8Array来存储二进制数据
const arrayBuffer = new ArrayBuffer(binaryData.length);
const uint8Array = new Uint8Array(arrayBuffer);
for (let i = 0; i < binaryData.length; i++) {
uint8Array[i] = binaryData.charCodeAt(i);
}
// 创建Blob对象
return new Blob([uint8Array], { type: 'image/png' });
}
/**
* 复制文本到剪贴板
* @param text
*/
function copyToClipboard(text: string) {
// 创建一个临时的textarea元素
const textarea = document.createElement('textarea');
textarea.value = text;
// 将textarea元素添加到DOM中
document.body.appendChild(textarea);
// 选中textarea中的文本
textarea.select();
try {
// 尝试执行复制命令
document.execCommand('copy');
return true;
} catch (err) {
return false;
} finally {
// 移除临时的textarea元素
document.body.removeChild(textarea);
}
}
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/**
* 按照前两个-,分割为数组
* @param str 字符串处理
* @returns
*/
function splitByFirstTwoDashes(str: string) {
let index1 = str.indexOf('-');
if (index1 === -1) {
return [str];
}
let index2 = str.indexOf('-', index1 + 1);
if (index2 === -1) {
return [str.slice(0, index1), str.slice(index1 + 1)];
}
return [
str.slice(0, index1),
str.slice(index1 + 1, index2),
str.slice(index2 + 1),
];
}
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//浮点数加法运算
function FloatAdd(arg1: any, arg2: any) {
let r1, r2, m;
try {
r1 = arg1.toString().split('.')[1].length;
} catch (e) {
r1 = 0;
}
try {
r2 = arg2.toString().split('.')[1].length;
} catch (e) {
r2 = 0;
}
m = Math.pow(10, Math.max(r1, r2));
return (arg1 * m + arg2 * m) / m;
}
//浮点数减法运算
function FloatSub(arg1: any, arg2: any) {
let r1, r2, m, n;
try {
r1 = arg1.toString().split('.')[1].length;
} catch (e) {
r1 = 0;
}
try {
r2 = arg2.toString().split('.')[1].length;
} catch (e) {
r2 = 0;
}
m = Math.pow(10, Math.max(r1, r2));
//动态控制精度长度
n = (r1 = r2) ? r1 : r2;
return ((arg1 * m - arg2 * m) / m).toFixed(n);
}
//浮点数乘法运算
function FloatMul(arg1: any, arg2: any) {
let m = 0,
s1 = arg1.toString(),
s2 = arg2.toString();
try {
m += s1.split('.')[1].length;
} catch (e) {}
try {
m += s2.split('.')[1].length;
} catch (e) {}
return (
(Number(s1.replace('.', '')) * Number(s2.replace('.', ''))) /
Math.pow(10, m)
);
}
//浮点数除法运算
function FloatDiv(arg1: any, arg2: any) {
let t1 = 0,
t2 = 0,
r1,
r2;
try {
t1 = arg1.toString().split('.')[1].length;
} catch (e) {}
try {
t2 = arg2.toString().split('.')[1].length;
} catch (e) {}
if (Math) {
r1 = Number(arg1.toString().replace('.', ''));
r2 = Number(arg2.toString().replace('.', ''));
return (r1 / r2) * Math.pow(10, t2 - t1);
}
}
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async function blobToJson(blob: any) {
return new Promise((resolve, reject) => {
const reader = new FileReader();
// 设置读取完成的事件处理程序
reader.onload = function (event) {
try {
const jsonString = event?.target?.result;
const jsonObject = JSON.parse(jsonString);
resolve(jsonObject);
} catch (error) {
reject(error);
}
};
// 设置读取出错的事件处理程序
reader.onerror = function (error) {
reject(error);
};
// 开始读取Blob对象
reader.readAsText(blob, 'UTF-8');
});
}
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/**
* 判断文件名是否为图片
* @param name
*/
function isImageName(name: any) {
if (name === undefined || name === null) {
return false;
}
// 获取文件后缀
let suffix = '';
try {
const fileArr = name.split('.');
suffix = fileArr[fileArr.length - 1];
} catch (err) {
suffix = '';
}
// 如果文件名无后缀,返回 false
if (!suffix) {
return false;
}
// 图片格式
const imglist = ['png', 'jpg', 'jpeg', 'bmp', 'gif', 'webp'];
// 进行图片匹配
const isImage = imglist.some((item) => item === suffix);
if (isImage) {
return true;
}
}
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export {
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FloatAdd,
FloatDiv,
FloatMul,
FloatSub,
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appendFormData,
blobToFile,
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blobToJson,
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copyToClipboard,
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customMessage,
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dataURItoBlob,
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enumToProTableEnumValue,
enumToSelect,
enumValueToLabel,
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formatDateTime,
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formatSalesCode,
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formatdate,
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getAliYunOSSFileNameFromUrl,
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getUserInfo,
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isImageName,
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splitByFirstTwoDashes,
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transImageFile,
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};