97 lines
2.4 KiB
TypeScript
97 lines
2.4 KiB
TypeScript
import { ICalendarEvent } from '../types/CalendarTypes';
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/**
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* Operation for the sync queue
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*/
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export interface IQueueOperation {
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id: string;
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type: 'create' | 'update' | 'delete';
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eventId: string;
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data: Partial<ICalendarEvent> | ICalendarEvent;
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timestamp: number;
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retryCount: number;
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}
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/**
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* IndexedDB Service for Calendar App
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* Handles local storage of events and sync queue
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*/
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export declare class IndexedDBService {
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private static readonly DB_NAME;
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private static readonly DB_VERSION;
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private static readonly EVENTS_STORE;
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private static readonly QUEUE_STORE;
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private static readonly SYNC_STATE_STORE;
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private db;
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private initialized;
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/**
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* Initialize and open the database
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*/
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initialize(): Promise<void>;
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/**
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* Check if database is initialized
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*/
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isInitialized(): boolean;
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/**
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* Ensure database is initialized
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*/
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private ensureDB;
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/**
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* Get a single event by ID
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*/
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getEvent(id: string): Promise<ICalendarEvent | null>;
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/**
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* Get all events
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*/
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getAllEvents(): Promise<ICalendarEvent[]>;
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/**
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* Save an event (create or update)
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*/
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saveEvent(event: ICalendarEvent): Promise<void>;
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/**
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* Delete an event
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*/
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deleteEvent(id: string): Promise<void>;
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/**
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* Add operation to queue
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*/
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addToQueue(operation: Omit<IQueueOperation, 'id'>): Promise<void>;
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/**
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* Get all queue operations (sorted by timestamp)
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*/
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getQueue(): Promise<IQueueOperation[]>;
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/**
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* Remove operation from queue
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*/
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removeFromQueue(id: string): Promise<void>;
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/**
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* Clear entire queue
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*/
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clearQueue(): Promise<void>;
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/**
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* Save sync state value
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*/
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setSyncState(key: string, value: any): Promise<void>;
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/**
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* Get sync state value
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*/
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getSyncState(key: string): Promise<any | null>;
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/**
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* Serialize event for IndexedDB storage (convert Dates to ISO strings)
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*/
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private serializeEvent;
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/**
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* Deserialize event from IndexedDB (convert ISO strings to Dates)
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*/
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private deserializeEvent;
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/**
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* Close database connection
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*/
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close(): void;
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/**
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* Delete entire database (for testing/reset)
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*/
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static deleteDatabase(): Promise<void>;
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/**
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* Seed IndexedDB with mock data if empty
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*/
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seedIfEmpty(mockDataUrl?: string): Promise<void>;
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}
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