Modern Web 2016: Using Golang to build a smart IM Bot

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Modern Web 2016 Using Golang to build smart IM Bot Evan Lin @LinkerNetworks

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Agenda • Introduce Golang • Build Line Bot • Build FB Bot • Build a smart IM Bot • Future • Q&A

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About Me • Cloud Architect @ Linker Networks • Top 10 Taiwan Golang open source contributor (github award) • Developer, Curator, Blogger

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What is Go(lang) • Create by Google • Design by • Ken Thompson • Rob Pike • Robert Griesemer, • Feature: • Compiled • Statically Typed • Garbage Collection

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Why Golang • GO Fast! • Compile Fast! • Run Fast!

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Why Golang

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Why Golang • Make programming fun again.

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gofmt / goimport

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After ﬁle save..

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GoRoutine: Multiple Thread in C

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GoRoutine: Multiple Thread in Go

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Golang - HTTPS Server

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Golang - HTTPS Server Supported HTTP/2 After Go 1.6

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Golang - Built-In Test

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Golang - Built-In Benchmark Test

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Build Line Bot

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Step 1: Request Line Bot Trial Account Apply Line Bot trial account here (Only 1 per Line Account)

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Step 2: Deploy to Heroku by one click Link : https://github.com/kkdai/LineBotTemplate

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Step 2: Deploy to Heroku by one click Remember this address

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Step 3. Fill your Heroku App Callback address to Line Bot • Copy your app address from Heroku to Line Dashboard. • It will be something like “ https:// xxxxxx.herokuapp. com:443/callback” Fill your app dress here

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Step 4. Get related Line Bot info for Heroku App setting • Need copy following variable: • Channel ID • Channel Secret • MID Need copy those three

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Step 5. Fill your Line Bot Information to Heroku Variables • In Heroku [Dashboard] -> [Settings]-> [Conﬁg Variables] • Create following variables: • ChannelID • ChannelSecret • MID • Fill with you just got from Line Bot Dashboard.

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Send a Image to user Parse bot request to received result

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Send a Image to user Make sure it is text message not operation

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Send a Image to user Send image to who text to the bot

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“Hello” message from Line Bot Hello

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Send a “Hello” message when add bot as friend Determine the operation type

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Send a “Hello” message when add bot as friend Get request from ID, this is only way for now

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Example: PetNeedMe https://github.com/kkdai/LineBotPetNeedMe

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Build Facebook Bot

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Step 1: Deploy to Heroku Link : https://github.com/kkdai/FBBotTemplate

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Remember this address

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Step 2: Create Facebook Page

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Step 3: Create App for Messenger • Create new app “Web App” • Select new product “Messenger”

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Step 4: Create App Token • Select generate token. • Need a “Page”

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Step 5: Paste token to Heroku Variable

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Step 6: Setup Page Subscription for Messenger Bot https://APP_ADDRESS.herokuapp.com/webhook Token we just generate

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Step 7: Select a Page for your Webhooks

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Step 8: Select a Page for your Webhooks

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Example: PetNeedMe

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Build A Smart IM Bot

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֦ጱ IM 秚瑊Ո䄪肦ก㻟?

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IM Bot 10 years ago “磪㺔஠螈” 瑽粙᯿箑ᇰՈ: https://briian.com/2536/msn-bot.html

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IM Bot 10 years later “Fugle胂૱ੜ䒻ಋ”

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• Left Brain • Logical • Verbal • Language

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ݣ玖ॠ穥ই֜?

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ݣ玖ॠ穥ই֜? ݣ玖磪ӥ襁㻟?

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ݣ玖ॠ穥ই֜? ݣ 玖獖㻟 ? ݣ 玖 ॠ 穥 অ 㻟 ? ݣ 玖 ॠ 穥 ெ 讕䰬 ? ݣ玖ॠ绚ฎՋ讕氅ᜋ? ݣ玖磪ӥ襁㻟? ݄ݣ玖襑ᥝ癲㯩㻟?

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ݣ玖ॠ穥ই֜? Intent: ?? Entity: ??

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ݣ玖ॠ穥ই֜? Intent: Check Weather Entity: ??

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ݣ玖ॠ穥ই֜? Intent: Check Weather Entity: Taipei

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Use LUIS to build smart Bot

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Use LUIS to build smart Bot

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LUIS

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Future

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Future : Bot to Bot (No more API) \

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Future : Customer Service Bot http://www.mobile01.com/topicdetail.php?f=383&t=4078424