update readme for protocol update

README.md

@@ -14,27 +14,42 @@ pool.setPrivateKey('<hex>') // optional
 pool.addRelay('ws://some.relay.com', {read: true, write: true})
 pool.addRelay('ws://other.relay.cool', {read: true, write: true})
 
-pool.onEvent((event, context, relay) => {
-  console.log(`got a relay with context ${context} from ${relay.url} which is already validated.`, event)
+// example callback function for a subscription
+function onEvent(event, relay) => {
+  console.log(`got an event from ${relay.url} which is already validated.`, event)
+}
+
+// subscribing to a single user
+// author is the user's public key
+pool.sub({cb: onEvent, filter: {author: '<hex>'}})
+
+//  or bulk follow
+pool.sub({cb:(event, relay) => {...}, filter: {authors: ['<hex1>', '<hex2>', ..., '<hexn>']}})
+
+// get specific event
+pool.sub({cb: (event, relay) => {...}, filter: {id: '<hex>'}})
+
+// get all events
+pool.sub({cb: (event, relay) => {...}, filter: {}})
+
+// get recent events
+pool.sub({cb: (event, relay) => {...}, filter: {since: timestamp}})
+
+// publishing events(inside an async function):
+const ev = await pool.publish(eventObject, (status, url) => {
+  if (status === 0) {
+    console.log(`publish request sent to ${url}`)
+  }
+  if (status === 1) {
+    console.log(`event published by ${url}`, ev)
+  }
 })
-
-// subscribing to users and requesting specific users or events:
-pool.subKey('<hex>')
-pool.subKey('<hex>')
-pool.subKey('<hex>')
-pool.reqFeed()
-pool.reqEvent({id: '<hex>'})
-pool.reqKey({key: '<hex>'})
-// upon request the events will be received on .onEvent above
-
-// publishing events:
-pool.publish(<event object>)
 // it will be signed automatically with the key supplied above
 // or pass an already signed event to bypass this
 
 // subscribing to a new relay
 pool.addRelay('<url>')
-// will automatically subscribe to the all the keys called with .subKey above
+// will automatically subscribe to the all the events called with .sub above
 ```
 
 For other utils please read the source (for now).