import { isObject } from '@vben/utils';
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import { cloneDeep, isEqual, mergeWith, unionWith } from 'lodash-es';
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import { isArray } from './is';
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/**
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* Add the object as a parameter to the URL
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* @param baseUrl url
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* @param obj
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* @returns {string}
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* eg:
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* let obj = {a: '3', b: '4'}
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* setObjToUrlParams('www.baidu.com', obj)
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* ==>www.baidu.com?a=3&b=4
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*/
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export function setObjToUrlParams(baseUrl: string, obj: any): string {
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let parameters = '';
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for (const key in obj) {
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parameters += `${key}=${encodeURIComponent(obj[key])}&`;
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}
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parameters = parameters.replace(/&$/, '');
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return /\?$/.test(baseUrl)
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? baseUrl + parameters
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: baseUrl.replace(/\/?$/, '?') + parameters;
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}
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/**
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递归合并两个对象。
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Recursively merge two objects.
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@param target 目标对象，合并后结果存放于此。The target object to merge into.
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@param source 要合并的源对象。The source object to merge from.
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@returns 合并后的对象。The merged object.
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*/
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export function deepMerge<
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T extends null | object | undefined,
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U extends null | object | undefined,
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>(target: T, source: U): T & U {
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return mergeWith(cloneDeep(target), source, (objValue, srcValue) => {
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if (isObject(objValue) && isObject(srcValue)) {
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return mergeWith(
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cloneDeep(objValue),
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srcValue,
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(prevValue, nextValue) => {
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// 如果是数组，合并数组(去重)
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return isArray(prevValue)
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? unionWith(prevValue, nextValue, isEqual)
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: undefined;
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},
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);
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}
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});
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}
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