xidongdong-153
db1fcf05bc
- 增加CORE模块中的工具函数 - 增加数据库模块和数据库配置SQLite - 增加数据分页处理函数 - 文章模块更新提供者、实体、控制器、存储库替换为TypeORM操作 - 数据库模块增加自定义存储库动态模块
51 lines
1.3 KiB
TypeScript
51 lines
1.3 KiB
TypeScript
import deepmerge from 'deepmerge';
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import { isNil } from 'lodash';
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/**
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* 用于请求验证中的boolean数据转义
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* @param value
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*/
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export const toBoolean = (value?: string | boolean): boolean => {
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if (isNil(value)) return false;
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if (typeof value === 'boolean') return value;
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try {
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return JSON.parse(value.toLowerCase());
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} catch (error) {
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return value as unknown as boolean;
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}
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};
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/**
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* 用于请求验证中转义null
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* @param value
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*/
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export const toNull = (value?: string | null): string | null | undefined => {
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return value === 'null' ? null : value;
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};
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/**
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* 深度合并对象
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* @param x 初始值
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* @param y 新值
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* @param arrayMode 对于数组采取的策略,`replace`为直接替换,`merge`为合并数组
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*/
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export const deepMerge = <T1, T2>(
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x: Partial<T1>,
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y: Partial<T2>,
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arrayMode: 'replace' | 'merge' = 'merge',
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) => {
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const options: deepmerge.Options = {};
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if (arrayMode === 'replace') {
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options.arrayMerge = (target, source, _options) => source;
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} else if (arrayMode === 'merge') {
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options.arrayMerge = (target, source, _options) =>
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Array.from(new Set({ ...target, ...source }));
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}
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return deepmerge(x, y, options) as T2 extends T1 ? T1 : T1 & T2;
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};
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