|
|
if (!String.prototype.padStart) {
|
|
|
String.prototype.padStart = function padStart(targetLength, padString) {
|
|
|
targetLength = targetLength >> 0; // floor if number or convert non-number to 0;
|
|
|
padString = String(typeof padString !== 'undefined' ? padString : ' ');
|
|
|
if (this.length > targetLength) {
|
|
|
return String(this);
|
|
|
} else {
|
|
|
targetLength = targetLength - this.length;
|
|
|
if (targetLength > padString.length) {
|
|
|
padString += padString.repeat(targetLength / padString.length); // append to original to ensure we are longer than needed
|
|
|
}
|
|
|
return padString.slice(0, targetLength) + String(this);
|
|
|
}
|
|
|
};
|
|
|
}
|
|
|
|
|
|
if (!Object.fromEntries) {
|
|
|
Object.fromEntries = function (entries) {
|
|
|
const obj = {};
|
|
|
for (let i = 0; i < entries.length; ++i) {
|
|
|
const entry = entries[i];
|
|
|
if (entry && entry.length === 2) {
|
|
|
obj[entry[0]] = entry[1];
|
|
|
}
|
|
|
}
|
|
|
return obj;
|
|
|
};
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* @deprecated
|
|
|
* 废弃, 请使用 cloneDeep 或者 structuredClone
|
|
|
* @see cloneDeep
|
|
|
* @see structuredClone
|
|
|
*/
|
|
|
export function copy(obj) {
|
|
|
return JSON.parse(JSON.stringify(obj));
|
|
|
}
|
|
|
|
|
|
export function named(value) {
|
|
|
return function (target) {
|
|
|
target.definedName = value;
|
|
|
};
|
|
|
}
|
|
|
|
|
|
export function formatCurrency(name) {
|
|
|
if (name === 'USD') {
|
|
|
return '$';
|
|
|
} else if (name === 'RMB') {
|
|
|
return '￥';
|
|
|
} else if (name === 'EUR') {
|
|
|
return '€';
|
|
|
} else if (name === 'GBP') {
|
|
|
return '£';
|
|
|
} else {
|
|
|
return name + ' ';
|
|
|
}
|
|
|
}
|
|
|
|
|
|
export function formatPrice(price) {
|
|
|
return Math.ceil(price).toLocaleString();
|
|
|
}
|
|
|
|
|
|
/** 千分符的金额转成数字，默认为0 */
|
|
|
export function price_to_number(price) {
|
|
|
const num_string = (price + '').replace(/,/g, '');
|
|
|
const number = parseFloat(num_string);
|
|
|
return isNaN(number) ? 0 : number;
|
|
|
}
|
|
|
|
|
|
export function formatPercent(number) {
|
|
|
return Math.round(number * 100) + '%';
|
|
|
}
|
|
|
|
|
|
export function formatPercentToFloat(number) {
|
|
|
return parseFloat((number * 100).toFixed(2)) + '%';
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* @deprecated
|
|
|
* 废弃, 请使用 fixTo2Decimals
|
|
|
*/
|
|
|
export function percentToDecimal(number) {
|
|
|
return parseFloat(number) / 100;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* @param {Date} date
|
|
|
*/
|
|
|
export function formatDate(date) {
|
|
|
if (isEmpty(date)) {
|
|
|
return 'NaN';
|
|
|
}
|
|
|
|
|
|
const year = date.getFullYear();
|
|
|
const month = date.getMonth() + 1;
|
|
|
const day = date.getDate();
|
|
|
|
|
|
const monthStr = ('' + month).padStart(2, 0);
|
|
|
const dayStr = ('' + day).padStart(2, 0);
|
|
|
const formatted = year + '-' + monthStr + '-' + dayStr;
|
|
|
|
|
|
return formatted;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* @param {Date} date
|
|
|
*/
|
|
|
export function formatDateToStr(date) {
|
|
|
if(date === ''){
|
|
|
return null;
|
|
|
}
|
|
|
const year = date.getFullYear();
|
|
|
const month = date.getMonth();
|
|
|
const day = date.getDate();
|
|
|
|
|
|
const enMonthArr = ["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Spt","Oct","Nov","Dec"];
|
|
|
const formatted = enMonthArr[month] +'. '+ day +', '+ year;
|
|
|
return formatted;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* @param {Date} date
|
|
|
*/
|
|
|
export function formatTime(date) {
|
|
|
const hours = date.getHours();
|
|
|
const minutes = date.getMinutes();
|
|
|
|
|
|
const hoursStr = ('' + hours).padStart(2, 0);
|
|
|
const minutesStr = ('' + minutes).padStart(2, 0);
|
|
|
const formatted = hoursStr + ':' + minutesStr;
|
|
|
|
|
|
return formatted;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* @param {Date} date
|
|
|
*/
|
|
|
export function formatDatetime(date) {
|
|
|
const year = date.getFullYear();
|
|
|
const month = date.getMonth() + 1;
|
|
|
const day = date.getDate();
|
|
|
|
|
|
const monthStr = ('' + month).padStart(2, 0);
|
|
|
const dayStr = ('' + day).padStart(2, 0);
|
|
|
|
|
|
const hours = date.getHours();
|
|
|
const minutes = date.getMinutes();
|
|
|
|
|
|
const hoursStr = ('' + hours).padStart(2, 0);
|
|
|
const minutesStr = ('' + minutes).padStart(2, 0);
|
|
|
|
|
|
const formatted = year + '-' + monthStr + '-' + dayStr + ' ' + hoursStr + ':' + minutesStr;
|
|
|
|
|
|
return formatted;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* @param {string | number | Date} date
|
|
|
*/
|
|
|
export function getWeek(date) {
|
|
|
// const weekday = new Date(date).toLocaleDateString("zh-CN", { weekday: "short" });
|
|
|
const days = ['周日', '周一', '周二', '周三', '周四', '周五', '周六'];
|
|
|
const week = new Date(date).getDay();
|
|
|
return days[week];
|
|
|
}
|
|
|
|
|
|
export function mixins(...list) {
|
|
|
return function (target) {
|
|
|
list.forEach((val) => {
|
|
|
const mixinObj = Object.create(val.prototype, {});
|
|
|
const name = Object.getPrototypeOf(mixinObj).constructor.name;
|
|
|
const camelCase = name.substr(0, 1).toLowerCase() + name.substr(1);
|
|
|
Object.assign(target.prototype, { [camelCase]: mixinObj });
|
|
|
});
|
|
|
};
|
|
|
}
|
|
|
|
|
|
export function splitArray2Parts(arr, size) {
|
|
|
const result = [];
|
|
|
for (let i = 0; i < arr.length; i += size) {
|
|
|
result.push(arr.slice(i, i + size));
|
|
|
}
|
|
|
return result;
|
|
|
}
|
|
|
|
|
|
export function camelCase(name) {
|
|
|
return name.substr(0, 1).toLowerCase() + name.substr(1);
|
|
|
}
|
|
|
|
|
|
export class UrlBuilder {
|
|
|
constructor(url) {
|
|
|
this.url = url;
|
|
|
this.paramList = [];
|
|
|
}
|
|
|
|
|
|
append(name, value) {
|
|
|
if (isNotEmpty(value)) {
|
|
|
this.paramList.push({ name: name, value: value });
|
|
|
}
|
|
|
return this;
|
|
|
}
|
|
|
|
|
|
build() {
|
|
|
this.paramList.forEach((e, i, a) => {
|
|
|
if (i === 0) {
|
|
|
this.url += '?';
|
|
|
} else {
|
|
|
this.url += '&';
|
|
|
}
|
|
|
this.url += e.name + '=' + e.value;
|
|
|
});
|
|
|
return this.url;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
export function prepareUrl(url) {
|
|
|
return new UrlBuilder(url);
|
|
|
}
|
|
|
|
|
|
export const debounce = (func, wait, immediate) => {
|
|
|
var timeout;
|
|
|
return function () {
|
|
|
var context = this,
|
|
|
args = arguments;
|
|
|
clearTimeout(timeout);
|
|
|
if (immediate && !timeout) func.apply(context, args);
|
|
|
timeout = setTimeout(function () {
|
|
|
timeout = null;
|
|
|
if (!immediate) func.apply(context, args);
|
|
|
}, wait);
|
|
|
};
|
|
|
};
|
|
|
|
|
|
export function throttle(fn, delay, atleast) {
|
|
|
let timeout = null,
|
|
|
startTime = new Date();
|
|
|
return function () {
|
|
|
let curTime = new Date();
|
|
|
clearTimeout(timeout);
|
|
|
if (curTime - startTime >= atleast) {
|
|
|
fn();
|
|
|
startTime = curTime;
|
|
|
} else {
|
|
|
timeout = setTimeout(fn, delay);
|
|
|
}
|
|
|
};
|
|
|
}
|
|
|
|
|
|
export function clickUrl(url) {
|
|
|
const httpLink = document.createElement('a');
|
|
|
httpLink.href = url;
|
|
|
httpLink.target = '_blank';
|
|
|
httpLink.click();
|
|
|
}
|
|
|
|
|
|
export function escape2Html(str) {
|
|
|
var temp = document.createElement('div');
|
|
|
temp.innerHTML = str;
|
|
|
var output = temp.innerText || temp.textContent;
|
|
|
temp = null;
|
|
|
return output;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* ! 不支持计算 Set 或 Map
|
|
|
* @param {*} val
|
|
|
* @example
|
|
|
* true if: 0, [], {}, null, '', undefined
|
|
|
* false if: 'false', 'undefined'
|
|
|
*/
|
|
|
export function isEmpty(val) {
|
|
|
// return val === undefined || val === null || val === "";
|
|
|
return [Object, Array].includes((val || {}).constructor) && !Object.entries(val || {}).length;
|
|
|
}
|
|
|
|
|
|
export function isNotEmpty(val) {
|
|
|
return val !== undefined && val !== null && val !== '';
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 推荐统一使用 isEmpty
|
|
|
* - **注意:**
|
|
|
* * 0, true, 'false' 不被判定为空
|
|
|
* @example
|
|
|
* emptyValue(0) => false
|
|
|
* - true if: [], {}, null, '', undefined, 'null', 'undefined', false,
|
|
|
* - false if: 0, true, 'false'
|
|
|
*/
|
|
|
export function emptyValue(a) {
|
|
|
if (a === '') return true; // 检验空字符串
|
|
|
if (a === 'null') return true; // 检验字符串类型的null
|
|
|
if (a === 'undefined') return true; // 检验字符串类型的 undefined
|
|
|
if (!a && a !== 0 && a !== '') return true; // 检验 undefined 和 null
|
|
|
if (Array.prototype.isPrototypeOf(a) && a.length === 0) return true; // 检验空数组
|
|
|
if (Object.prototype.isPrototypeOf(a) && Object.keys(a).length === 0) return true; // 检验空对象
|
|
|
return false;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 数组排序
|
|
|
*/
|
|
|
export const sortBy = (key) => {
|
|
|
return (a, b) => (getNestedValue(a, key) > getNestedValue(b, key) ? 1 : getNestedValue(b, key) > getNestedValue(a, key) ? -1 : 0);
|
|
|
};
|
|
|
|
|
|
export const sortDescBy = (key) => {
|
|
|
return (a, b) => (a[key] < b[key] ? 1 : b[key] < a[key] ? -1 : 0);
|
|
|
};
|
|
|
|
|
|
/**
|
|
|
* Object排序keys
|
|
|
*/
|
|
|
export const sortKeys = (obj) =>
|
|
|
Object.keys(obj)
|
|
|
.sort()
|
|
|
.reduce((a, k2) => ({ ...a, [k2]: obj[k2] }), {});
|
|
|
|
|
|
export function sortObjectsByKeysMap(objects, keyOrder) {
|
|
|
if (!objects) return {}; // Handle null/undefined input
|
|
|
if (!keyOrder || keyOrder.length === 0) return objects;
|
|
|
|
|
|
const objectMap = new Map(Object.entries(objects));
|
|
|
const sortedMap = new Map();
|
|
|
|
|
|
for (const key of keyOrder) {
|
|
|
if (objectMap.has(key)) {
|
|
|
sortedMap.set(key, objectMap.get(key));
|
|
|
objectMap.delete(key); // Optimization: Remove from original map after adding
|
|
|
}
|
|
|
}
|
|
|
// Add remaining keys
|
|
|
for (const [key, value] of objectMap) {
|
|
|
sortedMap.set(key, value);
|
|
|
}
|
|
|
return Object.fromEntries(sortedMap);
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 数组排序, 给定排序数组
|
|
|
* @param {array} items 需要排序的数组
|
|
|
* @param {array} keyName 排序的key
|
|
|
* @param {array} keyOrder 给定排序
|
|
|
* @returns
|
|
|
*/
|
|
|
export const sortArrayByOrder = (items, keyName, keyOrder) => {
|
|
|
return items.sort((a, b) => {
|
|
|
return keyOrder.indexOf(a[keyName]) - keyOrder.indexOf(b[keyName]);
|
|
|
});
|
|
|
};
|
|
|
|
|
|
/** 数组去掉重复 */
|
|
|
export function unique(arr) {
|
|
|
const x = new Set(arr);
|
|
|
return [...x];
|
|
|
}
|
|
|
export const uniqWith = (arr, fn) => arr.filter((element, index) => arr.findIndex((step) => fn(element, step)) === index);
|
|
|
|
|
|
/**
|
|
|
* 合并Object, 递归地
|
|
|
*/
|
|
|
export function merge(...objects) {
|
|
|
const isDeep = objects.some((obj) => obj !== null && typeof obj === 'object');
|
|
|
|
|
|
const result = objects[0] || (isDeep ? {} : objects[0]);
|
|
|
|
|
|
for (let i = 1; i < objects.length; i++) {
|
|
|
const obj = objects[i];
|
|
|
|
|
|
if (!obj) continue;
|
|
|
|
|
|
Object.keys(obj).forEach((key) => {
|
|
|
const val = obj[key];
|
|
|
|
|
|
if (isDeep) {
|
|
|
if (Array.isArray(val)) {
|
|
|
result[key] = [].concat(Array.isArray(result[key]) ? result[key] : [result[key]], val);
|
|
|
} else if (typeof val === 'object') {
|
|
|
result[key] = merge(result[key], val);
|
|
|
} else {
|
|
|
result[key] = val;
|
|
|
}
|
|
|
} else {
|
|
|
result[key] = typeof val === 'boolean' ? val : result[key];
|
|
|
}
|
|
|
});
|
|
|
}
|
|
|
|
|
|
return result;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 数组分组
|
|
|
* - 相当于 lodash 的 _.groupBy
|
|
|
* @see https://www.lodashjs.com/docs/lodash.groupBy#_groupbycollection-iteratee_identity
|
|
|
* - ECMAScript 2021 原生: Object.groupBy(items, callbackFn)
|
|
|
*/
|
|
|
export function groupBy(array = [], callback) {
|
|
|
return array.reduce((groups, item) => {
|
|
|
const key = typeof callback === 'function' ? callback(item) : item[callback];
|
|
|
|
|
|
if (!groups[key]) {
|
|
|
groups[key] = [];
|
|
|
}
|
|
|
|
|
|
groups[key].push(item);
|
|
|
return groups;
|
|
|
}, {});
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 创建一个从 object 中选中的属性的对象。
|
|
|
* @param {*} object
|
|
|
* @param {array} keys
|
|
|
*/
|
|
|
export function pick(object, keys) {
|
|
|
return keys.reduce((obj, key) => {
|
|
|
if (object && Object.prototype.hasOwnProperty.call(object, key)) {
|
|
|
obj[key] = object[key];
|
|
|
}
|
|
|
return obj;
|
|
|
}, {});
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 返回对象的副本，经过筛选以省略指定的键。
|
|
|
* @param {*} object
|
|
|
* @param {string[]} keysToOmit
|
|
|
* @returns
|
|
|
*/
|
|
|
export function omit(object, keysToOmit) {
|
|
|
return Object.fromEntries(Object.entries(object).filter(([key]) => !keysToOmit.includes(key)));
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 去除无效的值: undefined, null, '', []
|
|
|
* * 只删除 null undefined: 用 flush 方法;
|
|
|
*/
|
|
|
export const omitEmpty = (_object) => {
|
|
|
Object.keys(_object).forEach((key) => (_object[key] == null || _object[key] === '' || _object[key].length === 0) && delete _object[key]);
|
|
|
return _object;
|
|
|
};
|
|
|
|
|
|
/**
|
|
|
* 深拷贝
|
|
|
*/
|
|
|
export function cloneDeep(value, visited = new WeakMap()) {
|
|
|
// return structuredClone(value);
|
|
|
|
|
|
// 处理循环引用
|
|
|
if (visited.has(value)) {
|
|
|
return visited.get(value);
|
|
|
}
|
|
|
|
|
|
// 特殊对象和基本类型处理
|
|
|
if (value instanceof Date) {
|
|
|
return new Date(value);
|
|
|
}
|
|
|
if (value instanceof RegExp) {
|
|
|
return new RegExp(value.source, value.flags);
|
|
|
}
|
|
|
if (value === null || typeof value !== 'object') {
|
|
|
return value;
|
|
|
}
|
|
|
|
|
|
// 创建一个新的WeakMap项以避免内存泄漏
|
|
|
let result;
|
|
|
if (Array.isArray(value)) {
|
|
|
result = [];
|
|
|
visited.set(value, result);
|
|
|
} else {
|
|
|
result = {};
|
|
|
visited.set(value, result);
|
|
|
}
|
|
|
|
|
|
for (const key of Object.getOwnPropertySymbols(value)) {
|
|
|
// 处理Symbol属性
|
|
|
result[key] = cloneDeep(value[key], visited);
|
|
|
}
|
|
|
|
|
|
for (const key in value) {
|
|
|
if (Object.prototype.hasOwnProperty.call(value, key)) {
|
|
|
// 处理普通属性
|
|
|
result[key] = cloneDeep(value[key], visited);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
return result;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 向零四舍五入, 固定精度设置
|
|
|
*/
|
|
|
function curriedFix(precision = 0) {
|
|
|
return function (number) {
|
|
|
// Shift number by precision places
|
|
|
const shift = Math.pow(10, precision);
|
|
|
const shiftedNumber = number * shift;
|
|
|
|
|
|
// Round to nearest integer
|
|
|
const roundedNumber = Math.round(shiftedNumber);
|
|
|
|
|
|
// Shift back decimal place
|
|
|
return roundedNumber / shift;
|
|
|
};
|
|
|
}
|
|
|
/**
|
|
|
* 向零四舍五入, 保留2位小数
|
|
|
*/
|
|
|
export const fixTo2Decimals = curriedFix(2);
|
|
|
/**
|
|
|
* 向零四舍五入, 保留4位小数
|
|
|
*/
|
|
|
export const fixTo4Decimals = curriedFix(4);
|
|
|
|
|
|
export const fixTo1Decimals = curriedFix(1);
|
|
|
export const fixToInt = curriedFix(0);
|
|
|
|
|
|
/**
|
|
|
* 创建一个按大小分组的元素数组
|
|
|
*/
|
|
|
export const chunk = (input = [], size = 0) => {
|
|
|
return input.reduce((arr, item, idx) => {
|
|
|
return idx % size === 0 ? [...arr, [item]] : [...arr.slice(0, -1), [...arr.slice(-1)[0], item]];
|
|
|
}, []);
|
|
|
};
|
|
|
|
|
|
/**
|
|
|
* 映射
|
|
|
* @example
|
|
|
* const keyMap = {
|
|
|
a: [{key: 'a1'}, {key: 'a2', transform: v => v * 2}],
|
|
|
b: {key: 'b1'}
|
|
|
};
|
|
|
const result = objectMapper({a: 1, b: 3}, keyMap);
|
|
|
// result = {a1: 1, a2: 2, b1: 3}
|
|
|
*
|
|
|
*/
|
|
|
export function objectMapper(input, keyMap, keep = true) {
|
|
|
// Loop through array mapping
|
|
|
if (Array.isArray(input)) {
|
|
|
return input.map((obj) => objectMapper(obj, keyMap));
|
|
|
}
|
|
|
|
|
|
if (typeof input === 'object') {
|
|
|
const mappedObj = {};
|
|
|
|
|
|
Object.keys(input).forEach((key) => {
|
|
|
// Keep original keys not in keyMap
|
|
|
if (!keyMap[key] && keep) {
|
|
|
mappedObj[key] = input[key];
|
|
|
}
|
|
|
// Handle array of maps
|
|
|
if (Array.isArray(keyMap[key])) {
|
|
|
keyMap[key].forEach((map) => {
|
|
|
let value = input[key];
|
|
|
if (map.transform) value = map.transform(value);
|
|
|
mappedObj[map.key] = value;
|
|
|
});
|
|
|
|
|
|
// Handle single map
|
|
|
} else {
|
|
|
const map = keyMap[key];
|
|
|
if (map) {
|
|
|
let value = input[key];
|
|
|
if (map.transform) value = map.transform(value);
|
|
|
if (typeof map === 'string') mappedObj[map] = value;
|
|
|
mappedObj[map.key || map] = value; // || key
|
|
|
}
|
|
|
}
|
|
|
});
|
|
|
|
|
|
return mappedObj;
|
|
|
}
|
|
|
|
|
|
return input;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 创建一个对应于对象路径的值数组
|
|
|
*/
|
|
|
export function at(obj, path) {
|
|
|
let result;
|
|
|
if (Array.isArray(obj)) {
|
|
|
// array case
|
|
|
const indexes = path.split('.').map((i) => parseInt(i));
|
|
|
result = [];
|
|
|
for (let i = 0; i < indexes.length; i++) {
|
|
|
result.push(obj[indexes[i]]);
|
|
|
}
|
|
|
} else {
|
|
|
// object case
|
|
|
const indexes = path.split('.').map((i) => i);
|
|
|
result = [obj];
|
|
|
for (let i = 0; i < indexes.length; i++) {
|
|
|
result = [result[0]?.[indexes[i]] || undefined];
|
|
|
}
|
|
|
}
|
|
|
return result;
|
|
|
}
|
|
|
/**
|
|
|
* 删除 null/undefined
|
|
|
*/
|
|
|
export function flush(collection) {
|
|
|
let result, len, i;
|
|
|
if (!collection) {
|
|
|
return undefined;
|
|
|
}
|
|
|
if (Array.isArray(collection)) {
|
|
|
result = [];
|
|
|
len = collection.length;
|
|
|
for (i = 0; i < len; i++) {
|
|
|
const elem = collection[i];
|
|
|
if (elem != null) {
|
|
|
result.push(elem);
|
|
|
}
|
|
|
}
|
|
|
return result;
|
|
|
}
|
|
|
if (typeof collection === 'object') {
|
|
|
result = {};
|
|
|
const keys = Object.keys(collection);
|
|
|
len = keys.length;
|
|
|
for (i = 0; i < len; i++) {
|
|
|
const key = keys[i];
|
|
|
const value = collection[key];
|
|
|
if (value != null) {
|
|
|
result[key] = value;
|
|
|
}
|
|
|
}
|
|
|
return result;
|
|
|
}
|
|
|
return undefined;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 千分位 格式化数字
|
|
|
*/
|
|
|
export const numberFormatter = (number) => {
|
|
|
return new Intl.NumberFormat().format(number);
|
|
|
};
|
|
|
|
|
|
/**
|
|
|
* @example
|
|
|
* const obj = { a: { b: 'c' } };
|
|
|
* const keyArr = ['a', 'b'];
|
|
|
* getNestedValue(obj, keyArr); // Returns: 'c'
|
|
|
*/
|
|
|
export const getNestedValue = (obj, keyArr) => {
|
|
|
return keyArr.reduce((acc, curr) => {
|
|
|
return acc && Object.prototype.hasOwnProperty.call(acc, curr) ? acc[curr] : undefined;
|
|
|
// return acc && acc[curr];
|
|
|
}, obj);
|
|
|
};
|
|
|
|
|
|
/**
|
|
|
* 计算笛卡尔积
|
|
|
* @param {object[]} arr
|
|
|
* @param {string} [sep='_']
|
|
|
* @param {number} [index=0]
|
|
|
* @param {string} [prefix='']
|
|
|
*/
|
|
|
export const cartesianProductArray = (arr, sep = '_', index = 0, prefix = '') => {
|
|
|
let result = [];
|
|
|
if (index === arr.length) {
|
|
|
return [prefix];
|
|
|
}
|
|
|
arr[index].forEach((item) => {
|
|
|
result = result.concat(cartesianProductArray(arr, sep, index + 1, prefix ? `${prefix}${sep}${item}` : `${item}`));
|
|
|
});
|
|
|
return result;
|
|
|
};
|
|
|
|
|
|
/**
|
|
|
* @param {string} [str='']
|
|
|
* @param {boolean} [withFlag=true]
|
|
|
* @returns {string}
|
|
|
*/
|
|
|
export const stringToColour = (str = '', withFlag = true) => {
|
|
|
var hash = 0;
|
|
|
if (str.length === 0) return hash;
|
|
|
for (let i = 0; i < str.length; i++) {
|
|
|
hash = str.charCodeAt(i) + ((hash << 5) - hash);
|
|
|
}
|
|
|
var colour = withFlag ? '#' : '';
|
|
|
for (let i = 0; i < 3; i++) {
|
|
|
var value = (hash >> (i * 8)) & 0xff;
|
|
|
value = (value % 150) + 50;
|
|
|
colour += ('00' + value.toString(16)).substr(-2);
|
|
|
}
|
|
|
return colour;
|
|
|
};
|
|
|
|
|
|
export const TagColorStyle = (tag, outerStyle = false) => {
|
|
|
const color = stringToColour(tag);
|
|
|
const outerStyleObj = outerStyle ? { borderColor: `${color}66`, backgroundColor: `${color}0D` } : {};
|
|
|
return { color: `${color}`, ...outerStyleObj };
|
|
|
};
|
|
|
|
|
|
export const removeFormattingChars = (str) => {
|
|
|
const regex = /[\r\n\t\v\f]/g;
|
|
|
str = str.replace(regex, ' ');
|
|
|
// Replace more than four consecutive spaces with a single space
|
|
|
str = str.replace(/\s{4,}/g, ' ');
|
|
|
return str;
|
|
|
};
|
|
|
|
|
|
export const olog = (text, ...args) => {
|
|
|
console.log(`%c ${text} `, 'background:#fb923c ; padding: 1px; border-radius: 3px; color: #fff', ...args);
|
|
|
};
|
|
|
|
|
|
export const sanitizeFilename = (str) => {
|
|
|
// Remove whitespace and replace with hyphens
|
|
|
str = str.replace(/\s+/g, '-');
|
|
|
// Remove invalid characters and replace with hyphens
|
|
|
str = str.replace(/[^a-zA-Z0-9.-]/g, '-');
|
|
|
// Replace consecutive hyphens with a single hyphen
|
|
|
str = str.replace(/-+/g, '-');
|
|
|
// Trim leading and trailing hyphens
|
|
|
str = str.replace(/^-+|-+$/g, '');
|
|
|
return str;
|
|
|
};
|
|
|
|
|
|
export const formatBytes = (bytes, decimals = 2) => {
|
|
|
if (bytes === 0) return '';
|
|
|
|
|
|
const k = 1024;
|
|
|
const dm = decimals < 0 ? 0 : decimals;
|
|
|
const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];
|
|
|
|
|
|
const i = Math.floor(Math.log(bytes) / Math.log(k));
|
|
|
return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
|
|
|
};
|
|
|
export const calcCacheSizes = async () => {
|
|
|
try {
|
|
|
let swCacheSize = 0;
|
|
|
let diskCacheSize = 0;
|
|
|
let indexedDBSize = 0;
|
|
|
|
|
|
// 1. Get the service worker cache size
|
|
|
if ('caches' in window) {
|
|
|
const cacheNames = await caches.keys();
|
|
|
for (const name of cacheNames) {
|
|
|
const cache = await caches.open(name);
|
|
|
const requests = await cache.keys();
|
|
|
for (const request of requests) {
|
|
|
const response = await cache.match(request);
|
|
|
swCacheSize += Number(response.headers.get('Content-Length')) || 0;
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// 2. Get the disk cache size
|
|
|
// const diskCacheName = 'disk-cache';
|
|
|
// const diskCache = await caches.open(diskCacheName);
|
|
|
// const diskCacheKeys = await diskCache.keys();
|
|
|
// for (const request of diskCacheKeys) {
|
|
|
// const response = await diskCache.match(request);
|
|
|
// diskCacheSize += Number(response.headers.get('Content-Length')) || 0;
|
|
|
// }
|
|
|
|
|
|
// 3. Get the IndexedDB cache size
|
|
|
// const indexedDBNames = await window.indexedDB.databases();
|
|
|
// for (const dbName of indexedDBNames) {
|
|
|
// const db = await window.indexedDB.open(dbName.name);
|
|
|
// const objectStoreNames = db.objectStoreNames;
|
|
|
|
|
|
// if (objectStoreNames !== undefined) {
|
|
|
// const objectStores = Array.from(objectStoreNames).map((storeName) => db.transaction([storeName], 'readonly').objectStore(storeName));
|
|
|
|
|
|
// for (const objectStore of objectStores) {
|
|
|
// const request = objectStore.count();
|
|
|
// request.onsuccess = () => {
|
|
|
// indexedDBSize += request.result;
|
|
|
// };
|
|
|
// }
|
|
|
// }
|
|
|
// }
|
|
|
|
|
|
return { swCacheSize, diskCacheSize, indexedDBSize, totalSize: Number(swCacheSize) + Number(diskCacheSize) + indexedDBSize };
|
|
|
} catch (error) {
|
|
|
console.error('Error getting cache sizes:', error);
|
|
|
}
|
|
|
};
|
|
|
|
|
|
export const clearAllCaches = async (cb) => {
|
|
|
try {
|
|
|
// 1. Clear the service worker cache
|
|
|
if ('caches' in window) {
|
|
|
// if (navigator.serviceWorker) {
|
|
|
const cacheNames = await caches.keys();
|
|
|
await Promise.all(cacheNames.map((name) => caches.delete(name)));
|
|
|
}
|
|
|
|
|
|
// 2. Clear the disk cache (HTTP cache)
|
|
|
// const diskCacheName = 'disk-cache';
|
|
|
// await window.caches.delete(diskCacheName);
|
|
|
// const diskCache = await window.caches.open(diskCacheName);
|
|
|
// const diskCacheKeys = await diskCache.keys();
|
|
|
// await Promise.all(diskCacheKeys.map((request) => diskCache.delete(request)));
|
|
|
|
|
|
// 3. Clear the IndexedDB cache
|
|
|
const indexedDBNames = await window.indexedDB.databases();
|
|
|
await Promise.all(indexedDBNames.map((dbName) => window.indexedDB.deleteDatabase(dbName.name)));
|
|
|
|
|
|
// Unregister the service worker
|
|
|
const registration = await navigator.serviceWorker.getRegistration();
|
|
|
if (registration) {
|
|
|
await registration.unregister();
|
|
|
console.log('Service worker unregistered');
|
|
|
} else {
|
|
|
console.log('No service worker registered');
|
|
|
}
|
|
|
if (typeof cb === 'function') {
|
|
|
cb();
|
|
|
}
|
|
|
} catch (error) {
|
|
|
console.error('Error clearing caches or unregistering service worker:', error);
|
|
|
}
|
|
|
};
|
|
|
|
|
|
/**
|
|
|
* 动态载入JS
|
|
|
*/
|
|
|
export const loadScript = (src) => {
|
|
|
return new Promise((resolve, reject) => {
|
|
|
const script = document.createElement('script');
|
|
|
script.type = 'text/javascript';
|
|
|
script.onload = resolve;
|
|
|
script.onerror = reject;
|
|
|
script.crossOrigin = 'anonymous';
|
|
|
script.src = src;
|
|
|
if (document.head.append) {
|
|
|
document.head.append(script);
|
|
|
} else {
|
|
|
document.getElementsByTagName('head')[0].appendChild(script);
|
|
|
}
|
|
|
});
|
|
|
};
|
|
|
|
|
|
//格式化为冒号时间，2010转为20:10
|
|
|
export const formatColonTime = (text) => {
|
|
|
const hours = text.substring(0, 2);
|
|
|
const minutes = text.substring(2);
|
|
|
return `${hours}:${minutes}`;
|
|
|
};
|
|
|
|
|
|
// 生成唯一 36 位数字，用于新增记录 ID 赋值，React key 属性等
|
|
|
export const generateId = () => new Date().getTime().toString(36) + Math.random().toString(36).substring(2, 9);
|
|
|
|
|
|
/**
|
|
|
* Creates a new tree node object.
|
|
|
* @param {string} key - The unique identifier for the node.
|
|
|
* @param {string} name - The display name of the node.
|
|
|
* @param {string|null} parent - The key of the parent node, or null if it's a root.
|
|
|
* @returns {object} A plain JavaScript object representing the tree node.
|
|
|
*/
|
|
|
function createTreeNode(key, name, parent = null, keyMap = {}, _raw = {}) {
|
|
|
return {
|
|
|
key: key,
|
|
|
title: name,
|
|
|
parent: parent,
|
|
|
icon: _raw?.icon,
|
|
|
iconIndex: _raw?.[keyMap.iconIndex],
|
|
|
_raw: _raw,
|
|
|
children: [],
|
|
|
parentTitle: '',
|
|
|
parentIconIndex: '',
|
|
|
};
|
|
|
}
|
|
|
/**
|
|
|
* Builds a tree structure from a flat list of nodes.
|
|
|
* @returns {Array<object>} An array of root tree nodes.
|
|
|
*/
|
|
|
export const buildTree = (list, keyMap = { rootKeys: [], ignoreKeys: [] }) => {
|
|
|
if (!list || list.length === 0) {
|
|
|
return [];
|
|
|
}
|
|
|
|
|
|
const nodeMap = new Map();
|
|
|
const treeRoots = [];
|
|
|
|
|
|
list.forEach((item) => {
|
|
|
const node = createTreeNode(item[keyMap.key], item[keyMap.name], item[keyMap.parent], keyMap, item);
|
|
|
nodeMap.set(item[keyMap.key], node);
|
|
|
});
|
|
|
|
|
|
list.forEach((item) => {
|
|
|
const node = nodeMap.get(item[keyMap.key]);
|
|
|
if (keyMap.rootKeys.includes(item[keyMap.parent]) || item[keyMap.parent] === null || item[keyMap.parent] === undefined) {
|
|
|
// This is a root node
|
|
|
treeRoots.push(node);
|
|
|
} else {
|
|
|
const parentNode = nodeMap.get(item[keyMap.parent]);
|
|
|
if (keyMap.ignoreKeys.includes(item[keyMap.parent])) {
|
|
|
const grandParentNode = nodeMap.get(parentNode.parent);
|
|
|
node.rawParent = node.parent;
|
|
|
node.parent = parentNode.parent;
|
|
|
node.parentTitle = parentNode.title;
|
|
|
node.parentIconIndex = parentNode.iconIndex;
|
|
|
grandParentNode.children.push(node);
|
|
|
} else if (keyMap.ignoreKeys.includes(item[keyMap.key])) {
|
|
|
//
|
|
|
} else if (parentNode) {
|
|
|
node.parentTitle = parentNode.title;
|
|
|
node.parentIconIndex = parentNode.iconIndex;
|
|
|
parentNode.children.push(node);
|
|
|
} else {
|
|
|
console.warn(`Parent with key '${item[keyMap.parent]}' not found for node '${item[keyMap.key]}'. This node will be treated as a root.`);
|
|
|
treeRoots.push(node);
|
|
|
}
|
|
|
}
|
|
|
});
|
|
|
|
|
|
return treeRoots;
|
|
|
};
|