Update skype.coffee

src/skype.coffee

@@ -1,82 +1,139 @@
 {Robot, Adapter, TextMessage} = require "hubot"
-skype = require "skype-sdk";
+builder = require "botbuilder"; # Microsoft botframework
 
+# Skype adaptator
 class Skype extends Adapter
     constructor: (@robot) ->
+        # @robot is hubot
         super @robot
-        @botService = null
+        # @bot is botframework
+        @bot = null
+        @intents = null
+
+        # Env vars to configure the botframework
         @appID = process.env.MICROSOFT_APP_ID
-        @appSecret = process.env.MICROSOFT_APP_SECRET
-        @botID = process.env.SKYPE_BOT_ID
-        @apiURL = "https://apis.skype.com"
-        @apiTimeout = 15000
-        @robot.logger.info "hubot-skype-bot: Adapter loaded."
+        @appPassword = process.env.MICROSOFT_APP_PASSWORD
 
-    _nameFromId: (userId) ->
-        parts = userId.split(":")
-        parts[parts.length - 1]
+        @robot.logger.info "hubot-skype-bot: Adapter loaded."
 
-    _createUser: (userId, roomId = false, displayName = "") ->
+    _createUser: (userId, address) ->
         user = @robot.brain.userForId(userId)
-        user.room = roomId if roomId
-        user.name = displayName
-        if displayName.length < 1
-           user.name = @_nameFromId(userId)
-        @robot.logger.info("hubot-skype-bot: new user : ", user)
+        if typeof address != 'undefined'
+            user.address = address
+        @robot.logger.debug("hubot-skype-bot: new user : ", user)
         user
 
-    _processMsg: (msg) ->
-        retun unless msg.from? and msg.content?
-        user = @_createUser msg.from, msg.to
-        _msg = msg.content.trim()
-
-        # Format for PMs
-        _msg = @robot.name + " " + _msg if msg.to is @botID
-
-        message = new TextMessage user, _msg, msg.messageId
-        @receive(message) if message?
-
-    _sendMsg: (context, msg) ->
-        # TODO: add, and test support for rooms ...
-        target = context.user.id
-        target = context.user.room if context.user.room isnt @botID
-        @botService.send(target, msg, true, (err) =>
-            @robot.logger.error("hubot-skype-bot: error sending message : ", err) if err?
-        )
-
+    _sendMsg: (address, text) =>
+        @robot.logger.debug "Bot msg: #{text}"
+        msg = new builder.Message()
+        msg.textFormat("plain") # By default is markdown
+        msg.address(address)
+        msg.text(text)
+        @bot.send msg, (err) =>
+                if typeof err == 'undefined'
+                    @robot.logger.error "Sending msg to Skype #{err}"
+                else
+                    @robot.logger.debug "Msg to Skype sended correctly"
+                return
+
+    # Function used by Hubot to answer
     send: (envelope, strings...) ->
-        @_sendMsg envelope, strings.join "\n"
+        @robot.logger.debug "Send"
+        @_sendMsg envelope.user.address, strings.join "\n"
 
     reply: (envelope, strings...) ->
-        @_sendMsg envelope, envelope.user.name + ": " + strings.join "\n #{envelope.user.name}: "
+        @robot.logger.debug "Reply"
+        @_sendMsg envelope.user.address, strings.join "\n"
 
+    # Pass the msg to Hubot, appending the bot name at the beggining
+    _processMsg: (msg) ->
+        user = @_createUser msg.user.id, msg.address
+        # Remove <at id="28:...">name</at>. This is received by the bot when called from a group
+        # Append robot name at the beggining
+        text = @robot.name + " " + msg.text.replace /.*<\/at>\s+(.*)$/, "$1"
+        message = new TextMessage user, text, msg.address.id
+        # @receive pass the message to Hubot internals
+        @receive(message) if message?
+
+    # Adapter start
     run: ->
         unless @appID
             @emit "error", new Error "You must configure the MICROSOFT_APP_ID environment variable."
-        unless @appSecret
-            @emit "error", new Error "You must configure the MICROSOFT_APP_SECRET environment variable."
-        unless @botID
-            @emit "error", new Error "You must configure the SKYPE_BOT_ID environment variable."
-
-        @botID = "28:#{@botID}"
-        @botService = new skype.BotService
-            messaging:
-                botId: @botID,
-                serverUrl: @apiURL,
-                requestTimeout: @apiTimeout,
-                appId: @appID,
-                appSecret: @appSecret
-
-        @robot.router.post "/skype/", skype.messagingHandler(@botService)
-
-        @botService.on("message", (bot, data) =>
-            @_processMsg data
-        )
+        unless @appPassword
+            @emit "error", new Error "You must configure the MICROSOFT_APP_PASSWORD environment variable."
 
-        @botService.on("contactAdded", (bot, data) =>
-            @_createUser data.from, false, data.fromDisplayName
+        @connector = new (builder.ChatConnector)(
+            appId: @appID
+            appPassword: @appPassword
         )
 
+        # Creating bot of botframework
+        @bot = new (builder.UniversalBot)(@connector)
+
+        # HTTP POST to /skype/ are passed to botframework (by default port 8080)
+        @robot.router.post "/skype/", @connector.listen()
+
+        # Anything received by the bot is parsed by the defined intents
+        # If nothing is matched, pass the msg to Hubot
+        @intents = new (builder.IntentDialog)
+        @bot.dialog '/', @intents
+
+        # Intents regex starts with .* to also match callings from groups, that appends <at id=...>...</at>
+        # The matches function needs a regexp for the first arguments, then an array of anonymous funcs
+        # Those anonymous functions receive session param, which we could use to answer, store values, etc.
+        # https://docs.botframework.com/en-us/node/builder/chat-reference/classes/_botbuilder_d_.session.html
+        @intents.matches /.*example$/i, [
+          (session) =>
+            session.send "This bot is a mixture between BotFramwork de Microsoft y Hubot.
+If you write 'example', this message is shown.\n\n
+If you write 'chat', an example dialog is started.\n\n
+Otherwise, the message is passed to hubot (write for example 'ping').\n\n\n\n
+In group chats, bot only will receive messages send to it. Eg.: @botname example"
+            return
+        ]
+
+        # This example intent has two anonymous funcs. First one start a dialog (botframework function) with the user.
+        # Second one is executed after and receive the values written by the user
+        @intents.matches /.*chat$/i, [
+          (session) =>
+            session.beginDialog '/chat'
+            return
+          (session, results) =>
+            console.log "Dialog results: #{results}"
+            return
+        ]
+
+        # Si ninguno de los otros intents ha matcheado, entra en este, que pasa el mensaje a Hubot
+        # Esta seria la conexion entre los mensajes de Skype y Hubot
+        @intents.onDefault [
+          (session, args, next) =>
+            @robot.logger.debug "Msg from the user: #{session.message.text}"
+            @_processMsg session.message
+            return
+        ]
+
+        # If user wants to exit from any dialog at any moment it can write "goodbye"
+        @bot.endConversationAction('goodbye', 'Closing dialog', { matches: /.*goodbye/i });
+
+        # This dialog receives as first argument a name (to be called from intents) and an array of anonymous functions (as seen with intents)
+        # Normally you send answers and receive responses in the next func
+        @bot.dialog '/chat', [
+          (session) ->
+            builder.Prompts.text session, "Tell me someting"
+            return
+          (session, results) ->
+            # This is to remove <at...> from the response of a user in case of group chats
+            resp = results.response.replace /.*<\/at>\s+(.*)$/, "$1"
+            session.send "You said: #{resp}"
+
+            # We can use session.userData to store values
+            # Eg.: session.userData.channel_name = resp
+
+            # To finish the dialog
+            session.endDialog()
+            return
+        ]
+
         @robot.logger.info "hubot-skype-bot: Adapter running."
         @emit "connected"