Updates

messaging-gossip/hyper-p2p-distributed-event-bus/examples/basic-usage.js

@@ -0,0 +1,58 @@
+const HyperP2PDistributedEventBus = require('../index.js')
+const crypto = require('bare-crypto')
+const path = require('bare-path')
+const process = require('bare-process')
+
+async function main () {
+  console.log('Starting hyper-p2p-distributed-event-bus example...')
+
+  const topic = crypto.randomBytes(32)
+
+  const bus1 = new HyperP2PDistributedEventBus({
+    topic,
+    storageDir: path.join(process.cwd(), 'example-storage-bus1'),
+    metadata: { instance: 'bus1' }
+  })
+
+  const bus2 = new HyperP2PDistributedEventBus({
+    topic,
+    storageDir: path.join(process.cwd(), 'example-storage-bus2'),
+    metadata: { instance: 'bus2' }
+  })
+
+  await bus1.ready()
+  await bus2.ready()
+
+  console.log('Both buses ready. Public keys:')
+  console.log('bus1:', bus1.publicKeyHex)
+  console.log('bus2:', bus2.publicKeyHex)
+
+  // Subscribe on bus2
+  const unsub = bus2.subscribe('orders', (event) => {
+    console.log('[bus2] Received order event:', event.payload, 'from', event.peerId.substring(0, 8))
+  }, { priority: 'high' })
+
+  // Publish from bus1
+  console.log('\nPublishing events from bus1...')
+  await bus1.publish('orders', { item: 'laptop', qty: 1, priority: 'high' })
+  await bus1.publish('orders', { item: 'mouse', qty: 5, priority: 'normal' })
+
+  // Wait for propagation
+  await new Promise(resolve => setTimeout(resolve, 800))
+
+  // Replay on bus2
+  console.log('\nReplaying history on bus2...')
+  const history = await bus2.replay('orders', { limit: 10 })
+  console.log('Replayed', history.length, 'events')
+
+  // Vector clock
+  console.log('\nCurrent vector clock on bus1:', bus1.getVectorClock())
+
+  unsub()
+  await bus1.close()
+  await bus2.close()
+
+  console.log('\nExample completed successfully. All Bare/Pear compatible.')
+}
+
+main().catch(console.error)