matterbridge-hass/dist/stateCache.js

Matterbridge hass plugin

import { AnsiLogger } from 'matterbridge/logger';
const CACHE_KEY = 'stateCache';
export class StateCache {
    cache = new Map();
    log = new AnsiLogger({ logName: 'StateCache', logTimestampFormat: 4 });
    async load(context) {
        this.log.debug('Loading cached states from storage...');
        const storedCache = await context.get(CACHE_KEY, []);
        for (const state of storedCache) {
            this.cache.set(state.entity_id, state);
        }
        this.log.debug(`Loaded ${this.cache.size} cached states from storage`);
    }
    async save(context) {
        this.log.debug('Saving cached states to storage...');
        const states = Array.from(this.cache.values());
        await context.set(CACHE_KEY, states);
        this.log.debug(`Saved ${this.cache.size} cached states to storage`);
    }
    clear() {
        this.cache.clear();
        this.log.debug('Cleared all cached states from memory');
    }
    size() {
        return this.cache.size;
    }
    add(state) {
        this.cache.set(state.entity_id, state);
        this.log.debug(`Added/Updated cached state for entity ${state.entity_id}`);
    }
    get(entityId) {
        return this.cache.get(entityId);
    }
    remove(entityId) {
        this.cache.delete(entityId);
        this.log.debug(`Removed cached state for entity ${entityId}`);
    }
}