David Luzar
52 lines
1.4 KiB
TypeScript
52 lines
1.4 KiB
TypeScript
import { createStore, get, set } from "idb-keyval";
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import type { SavedChats } from "@excalidraw/excalidraw/components/TTDDialog/types";
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import { STORAGE_KEYS } from "../app_constants";
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/**
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* IndexedDB adapter for TTD chat storage.
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* Implements TTDPersistenceAdapter interface.
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*/
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export class TTDIndexedDBAdapter {
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/** IndexedDB database name */
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private static idb_name = STORAGE_KEYS.IDB_TTD_CHATS;
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/** Store key for chat data */
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private static key = "ttdChats";
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private static store = createStore(
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`${TTDIndexedDBAdapter.idb_name}-db`,
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`${TTDIndexedDBAdapter.idb_name}-store`,
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);
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/**
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* Load saved chats from IndexedDB.
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* @returns Promise resolving to saved chats array (empty if none found)
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*/
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static async loadChats(): Promise<SavedChats> {
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try {
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const data = await get<SavedChats>(
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TTDIndexedDBAdapter.key,
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TTDIndexedDBAdapter.store,
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);
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return data || [];
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} catch (error) {
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console.warn("Failed to load TTD chats from IndexedDB:", error);
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return [];
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}
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}
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/**
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* Save chats to IndexedDB.
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* @param chats - The chats array to persist
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*/
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static async saveChats(chats: SavedChats): Promise<void> {
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try {
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await set(TTDIndexedDBAdapter.key, chats, TTDIndexedDBAdapter.store);
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} catch (error) {
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console.warn("Failed to save TTD chats to IndexedDB:", error);
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throw error;
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}
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}
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}
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