Copy session url to clipboard instead of just id

src/packages/collaboration/lib/collaboration.coffee

@@ -2,6 +2,7 @@ GuestView = require './guest-view'
 HostView = require './host-view'
 HostSession = require './host-session'
 JoinPromptView = require './join-prompt-view'
+{getSessionUrl} = require './session-utils'
 
 module.exports =
   activate: ->
@@ -12,14 +13,15 @@ module.exports =
     else
       hostSession = new HostSession()
 
-      rootView.command 'collaboration:copy-session-id', ->
+      copySession = ->
         sessionId = hostSession.getId()
-        pasteboard.write(sessionId) if sessionId
+        pasteboard.write(getSessionUrl(sessionId)) if sessionId
+
+      rootView.command 'collaboration:copy-session-id', copySession
 
       rootView.command 'collaboration:start-session', ->
         hostView ?= new HostView(hostSession)
-        if sessionId = hostSession.start()
-          pasteboard.write(sessionId)
+        copySession() if hostSession.start()
 
       rootView.command 'collaboration:join-session', ->
         new JoinPromptView (id) ->

src/packages/collaboration/lib/join-prompt-view.coffee

@@ -3,7 +3,8 @@ Editor = require 'editor'
 $ = require 'jquery'
 Point = require 'point'
 _ = require 'underscore'
-Guid = require 'guid'
+
+{getSessionId} = require './session-utils'
 
 module.exports =
 class JoinPromptView extends View
@@ -20,8 +21,8 @@ class JoinPromptView extends View
     @on 'core:cancel', => @remove()
 
     clipboard = pasteboard.read()[0]
-    if Guid.isGuid(clipboard)
-      @miniEditor.setText(clipboard)
+    if sessionId = getSessionId(clipboard)
+      @miniEditor.setText(sessionId)
 
     @attach()
 

src/packages/collaboration/lib/session-utils.coffee

@@ -1,7 +1,26 @@
 Peer = require '../vendor/peer.js'
 Guid = require 'guid'
 
+url = require 'url'
+
 module.exports =
+  getSessionId: (text) ->
+    return null unless text
+
+    text = text.trim()
+    sessionUrl = url.parse(text)
+    if sessionUrl.host is 'session'
+      sessionId = sessionUrl.path.split('/')[1]
+    else
+      sessionId = text
+
+    if Guid.isGuid(sessionId)
+      sessionId
+    else
+      null
+
+  getSessionUrl: (sessionId) -> "atom://session/#{sessionId}"
+
   createPeer: ->
     id = Guid.create().toString()
     new Peer(id, key: '0njqmaln320dlsor')