56 lines
2.4 KiB
TypeScript
56 lines
2.4 KiB
TypeScript
/**
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* rForum Local-First Client — syncs forum provisioning state.
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*/
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import { DocumentManager } from '../../shared/local-first/document';
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import type { DocumentId } from '../../shared/local-first/document';
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import { EncryptedDocStore } from '../../shared/local-first/storage';
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import { DocSyncManager } from '../../shared/local-first/sync';
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import { DocCrypto } from '../../shared/local-first/crypto';
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import { forumSchema, FORUM_DOC_ID } from './schemas';
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import type { ForumDoc, ForumInstance } from './schemas';
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export class ForumLocalFirstClient {
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#documents: DocumentManager;
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#store: EncryptedDocStore;
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#sync: DocSyncManager;
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#initialized = false;
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constructor(space: string, docCrypto?: DocCrypto) {
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this.#documents = new DocumentManager();
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this.#store = new EncryptedDocStore(space, docCrypto);
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this.#sync = new DocSyncManager({ documents: this.#documents, store: this.#store });
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this.#documents.registerSchema(forumSchema);
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}
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get isConnected(): boolean { return this.#sync.isConnected; }
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async init(): Promise<void> {
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if (this.#initialized) return;
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await this.#store.open();
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const cachedIds = await this.#store.listByModule('forum', 'instances');
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const cached = await this.#store.loadMany(cachedIds);
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for (const [docId, binary] of cached) this.#documents.open<ForumDoc>(docId, forumSchema, binary);
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await this.#sync.preloadSyncStates(cachedIds);
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const proto = location.protocol === 'https:' ? 'wss:' : 'ws:';
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try { await this.#sync.connect(`${proto}//${location.host}/ws/global`, 'global'); } catch {}
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this.#initialized = true;
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}
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async subscribe(): Promise<ForumDoc | null> {
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const docId = FORUM_DOC_ID as DocumentId;
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let doc = this.#documents.get<ForumDoc>(docId);
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if (!doc) { const b = await this.#store.load(docId); doc = b ? this.#documents.open<ForumDoc>(docId, forumSchema, b) : this.#documents.open<ForumDoc>(docId, forumSchema); }
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await this.#sync.subscribe([docId]); return doc ?? null;
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}
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getDoc(): ForumDoc | undefined { return this.#documents.get<ForumDoc>(FORUM_DOC_ID as DocumentId); }
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onChange(cb: (doc: ForumDoc) => void): () => void { return this.#sync.onChange(FORUM_DOC_ID as DocumentId, cb as (doc: any) => void); }
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updateInstance(instance: ForumInstance): void {
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this.#sync.change<ForumDoc>(FORUM_DOC_ID as DocumentId, `Update ${instance.name}`, (d) => { d.instances[instance.id] = instance; });
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}
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async disconnect(): Promise<void> { await this.#sync.flush(); this.#sync.disconnect(); }
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}
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