@nostr-dev-kit/ndk/src/test-relay-autoconnect.ts

NDK - Nostr Development Kit. Includes AI Guardrails to catch common mistakes during development.

#!/usr/bin/env tsx

import debug from "debug";

debug.enable("ndk,ndk:outbox-tracker");

import type { NDKEvent } from "./events/index.js";
import { NDKKind } from "./events/kinds/index.js";
import { NDK } from "./ndk/index.js";
import type { NDKRelay } from "./relay/index.js";
import type { NDKFilter } from "./subscription/index.js";

const npub = process.argv[2];

if (!npub) {
    console.error("Usage: tsx test-relay-autoconnect.ts <npub>");
    process.exit(1);
}

const ndk = new NDK({
    enableOutboxModel: true,
    netDebug: (msg, relay, direction) => {
        console.log(`[${direction}] ${relay.url}: ${msg}`);
    },
});

console.log("NDK created with outbox model enabled");

const eventsPerRelay = new Map<string, number>();
const connectedRelays = new Set<string>();

// Main pool events
ndk.pool.on("relay:connecting", (relay: NDKRelay) => {
    console.log(`⟳ [Main Pool] Connecting to relay: ${relay.url}`);
});

ndk.pool.on("relay:connect", (relay: NDKRelay) => {
    connectedRelays.add(relay.url);
    console.log(`✓ [Main Pool] Connected to relay: ${relay.url}`);
    console.log(`Total connected relays: ${connectedRelays.size}`);
});

ndk.pool.on("relay:disconnect", (relay: NDKRelay) => {
    connectedRelays.delete(relay.url);
    console.log(`✗ [Main Pool] Disconnected from relay: ${relay.url}`);
    console.log(`Total connected relays: ${connectedRelays.size}`);
});

// Outbox pool events
if (ndk.outboxPool) {
    ndk.outboxPool.on("relay:connecting", (relay: NDKRelay) => {
        console.log(`⟳ [Outbox Pool] Connecting to relay: ${relay.url}`);
    });

    ndk.outboxPool.on("relay:connect", (relay: NDKRelay) => {
        connectedRelays.add(relay.url);
        console.log(`✓ [Outbox Pool] Connected to relay: ${relay.url}`);
        console.log(`Total connected relays: ${connectedRelays.size}`);
    });

    ndk.outboxPool.on("relay:disconnect", (relay: NDKRelay) => {
        connectedRelays.delete(relay.url);
        console.log(`✗ [Outbox Pool] Disconnected from relay: ${relay.url}`);
        console.log(`Total connected relays: ${connectedRelays.size}`);
    });
}

async function run() {
    console.log(`Fetching user: ${npub}`);

    const user = await ndk.fetchUser(npub);

    if (!user) {
        console.error("User not found");
        process.exit(1);
    }

    console.log(`Found user: ${user.npub}`);
    console.log(`User pubkey: ${user.pubkey}`);
    console.log(`User profile: ${user.profile?.name || user.profile?.displayName || "Unknown"}`);

    const filter: NDKFilter = {
        kinds: [NDKKind.Text],
        authors: [user.pubkey],
    };

    console.log("\nStarting subscription for notes...");
    console.log(`Filter:`, JSON.stringify(filter, null, 2));

    const sub = ndk.subscribe(filter, { closeOnEose: false });

    console.log("\nWaiting 2 seconds before connecting to NDK...");
    await new Promise((resolve) => setTimeout(resolve, 2000));

    console.log("\nConnecting to NDK...");
    ndk.connect(5000);
    console.log("NDK connect initiated");

    console.log(`\nMain pool relays: ${ndk.pool.relays.size}`);
    console.log(`Outbox pool relays: ${ndk.outboxPool?.relays.size || 0}`);

    sub.on("event", (event: NDKEvent) => {
        const relay = event.relay;
        if (relay) {
            const count = eventsPerRelay.get(relay.url) || 0;
            eventsPerRelay.set(relay.url, count + 1);
        }
    });

    sub.on("eose", () => {
        console.log("\nEnd of stored events");
        console.log("\nFinal stats:");
        console.log(`Connected relays: ${connectedRelays.size}`);
        console.log(`Total events received: ${Array.from(eventsPerRelay.values()).reduce((a, b) => a + b, 0)}`);
        console.log("\nEvents per relay:");
        for (const [relayUrl, eventCount] of eventsPerRelay.entries()) {
            console.log(`  ${relayUrl}: ${eventCount}`);
        }
    });

    // Keep the script running
    process.on("SIGINT", () => {
        console.log("\n\nShutting down...");
        sub.stop();
        // Disconnect all relays
        for (const relay of ndk.pool.relays.values()) {
            relay.disconnect();
        }
        process.exit(0);
    });
}

run().catch(console.error);