59 lines
1.4 KiB
TypeScript
59 lines
1.4 KiB
TypeScript
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import CryptoJS from 'crypto-js';
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/**
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* 简单的对称加密工具
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* 使用 AES 加密算法
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*/
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export class SimpleCrypto {
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/**
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* 加密数据
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* @param data 要加密的数据
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* @param password 加密密码
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* @returns 加密后的字符串
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*/
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static encrypt(data: string, password: string): string {
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try {
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const encrypted = CryptoJS.AES.encrypt(data, password).toString();
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return encrypted;
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} catch (error) {
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throw new Error('加密失败');
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}
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}
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/**
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* 解密数据
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* @param encryptedData 加密的数据
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* @param password 解密密码
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* @returns 解密后的字符串
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*/
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static decrypt(encryptedData: string, password: string): string {
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try {
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const bytes = CryptoJS.AES.decrypt(encryptedData, password);
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const decrypted = bytes.toString(CryptoJS.enc.Utf8);
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if (!decrypted) {
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throw new Error('解密失败，请检查密码是否正确');
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}
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return decrypted;
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} catch (error) {
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throw new Error('解密失败，请检查密码是否正确');
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}
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}
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/**
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* 验证密码是否能正确解密数据
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* @param encryptedData 加密的数据
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* @param password 密码
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* @returns 是否能正确解密
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*/
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static canDecrypt(encryptedData: string, password: string): boolean {
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try {
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const decrypted = this.decrypt(encryptedData, password);
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return decrypted.length > 0;
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} catch {
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return false;
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}
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}
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}
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