seraph-agent/dist/knowledge-manager.js

An extremely lightweight, SRE autonomous AI agent for seamless integration with common observability tasks.

"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
exports.KnowledgeManager = void 0;
const cron = __importStar(require("node-cron"));
const faiss_1 = require("@langchain/community/vectorstores/faiss");
const knowledge_1 = require("./knowledge");
const fs = __importStar(require("fs/promises"));
const embedding_provider_1 = require("./llm/embedding-provider");
class KnowledgeManager {
    config;
    vectorStore;
    constructor(config) {
        this.config = config;
    }
    async start() {
        if (!this.config.knowledge?.enabled) {
            return;
        }
        await this.loadVectorStore();
        if (this.config.knowledge.schedule) {
            cron.schedule(this.config.knowledge.schedule, () => {
                this.build();
            });
        }
    }
    async build(sourceName) {
        await (0, knowledge_1.buildKnowledgeBase)(this.config, sourceName);
        await this.loadVectorStore();
    }
    async search(query, k = 4) {
        if (!this.vectorStore) {
            return null;
        }
        const results = await this.vectorStore.similaritySearch(query, k);
        return results;
    }
    async loadVectorStore() {
        if (!this.config.knowledge) {
            return;
        }
        try {
            await fs.access(this.config.knowledge.vectorStore);
            const embeddings = (0, embedding_provider_1.createEmbeddingProvider)(this.config);
            this.vectorStore = await faiss_1.FaissStore.load(this.config.knowledge.vectorStore, embeddings);
            console.log('Knowledge base loaded.');
        }
        catch (error) {
            console.log('No existing knowledge base found. Building a new one...');
            await this.build();
        }
    }
}
exports.KnowledgeManager = KnowledgeManager;