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56 lines
1.2 KiB
TypeScript
56 lines
1.2 KiB
TypeScript
/**
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* 存储适配器接口
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* 提供统一的存储接口，用于非敏感数据的临时存储
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* 注意：此存储适配器不用于session管理，session完全由服务器端控制
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*/
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import type { StorageAdapter } from './types';
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/**
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* 内存存储适配器
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* 适用于非敏感数据的临时存储，如UI状态、用户偏好设置等
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*/
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export class MemoryStorageAdapter implements StorageAdapter {
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private storage: Record<string, string> = {};
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getItem(key: string): string | null {
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return this.storage[key] || null;
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}
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setItem(key: string, value: string): void {
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this.storage[key] = value;
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}
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removeItem(key: string): void {
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delete this.storage[key];
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}
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/**
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* 清空所有存储项
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*/
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clear(): void {
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this.storage = {};
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}
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/**
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* 获取所有存储键
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* @returns 存储键数组
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*/
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keys(): string[] {
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return Object.keys(this.storage);
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}
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}
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/**
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* 创建存储适配器
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* @param type 存储类型，目前只支持memory
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* @returns 存储适配器实例
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*/
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export function createStorageAdapter(type: 'memory' = 'memory'): StorageAdapter {
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switch (type) {
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case 'memory':
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return new MemoryStorageAdapter();
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default:
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return new MemoryStorageAdapter();
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}
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}
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