54 lines
1.4 KiB
TypeScript
54 lines
1.4 KiB
TypeScript
import type { Flags } from './flags';
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/**
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* 剧情进度持久化（真机刷新/热更新恢复用）。
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* 引擎位置本来只在内存里，权限弹窗等引发的页面刷新会让玩家回到开头——
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* 每次状态迁移后把当前位置落盘，启动时恢复。
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*/
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export interface ProgressSnapshot {
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sessionId: string;
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chapterId: string;
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nodeId: string;
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/** 分支变量随位置一起持久化，恢复后条件文本渲染不断档 */
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flags: Flags;
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}
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export interface ProgressStore {
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save(p: ProgressSnapshot): void;
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load(): ProgressSnapshot | null;
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}
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const PROGRESS_KEY = 'jev-dating-match.progress.v1';
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/** 浏览器 / Tauri WKWebView 通用：localStorage。 */
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export class LocalStorageProgressStore implements ProgressStore {
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save(p: ProgressSnapshot): void {
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try {
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localStorage.setItem(PROGRESS_KEY, JSON.stringify(p));
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} catch {
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// 隐私模式等写不进去的场景：静默降级为不持久化，不影响游玩
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}
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}
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load(): ProgressSnapshot | null {
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try {
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const raw = localStorage.getItem(PROGRESS_KEY);
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return raw ? (JSON.parse(raw) as ProgressSnapshot) : null;
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} catch {
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return null;
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}
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}
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}
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/** verify / 测试用内存实现 */
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export class MemoryProgressStore implements ProgressStore {
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private snap: ProgressSnapshot | null = null;
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save(p: ProgressSnapshot): void {
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this.snap = p;
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}
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load(): ProgressSnapshot | null {
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return this.snap;
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}
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}
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