Create LINE Bot with Elixir

Introduce my own LINE Bot created with Elixir and that's features.
tokyo.ex #2 LT Slide #beamlangtokyo
http://beam-lang.connpass.com/event/30513/

Transcript

1. Create LINE Bot with
   Elixir
   

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2. self-introduction
   me
   |> name # Takayuki Matsubara
   |> job # Software Engineer
   |> work_at # M3, Inc.
   |> works # Rails, Java, JavaScript
   |> twitter # ma2ge
   |> github # ma2gedev
   |> oss # PowerAssertEx, breadcrumble,
   # chrono_logger, bundle-star,
   # faraday-encoding
   

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3. My LINE Bot(Not Public)
   

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4. Structure
   4 Phoenix Framework
   4 HTTPoison
   4 PostgreSQL
   

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5. Features
   

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6. Help
   

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7. Run Elixir code from
   LINE app
   

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8. Implementation
   {result, bindings} = Code.eval_string(
   code, [], [file: "linebot.ex", line: 1]
   )
   4 [WIP] takeover session
   4 [WIP] security
   

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9. Pitfall !
   

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10. Train information
    

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11. 4 https://twitter.com/twcrone/status/
    574623119618535425/photo/1
    

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12. Implementation - Worker
    defmodule ZakuHead.PeriodicTask do
    use GenServer
    def start_link do
    GenServer.start_link(__MODULE__, %{})
    end
    def init(state) do
    Process.send_after(self(), :work, 0) # start immediately when starting
    {:ok, state}
    end
    def handle_info(:work, state) do
    # scraping from the train information page
    # find some trouble routes and notify LINE BOT API
    Process.send_after(self(), :work, 5 * 60 * 1000) # every 5 minutes
    {:noreply, state}
    end
    end
    

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13. Implementation - Scraping
    4 Floki
    4 https://github.com/philss/floki
    

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14. jobs.m3.com/engineer/
    

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15. Start/Stop Zaku
    

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18. See Also if you interested in cloudBit
    4 https://speakerdeck.com/ma2gedev/playing-with-
    littlebits-number-m3dev
    

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19. Light Sensor
    

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21. Resources
    4 LINE BOT API
    4 https://developers.line.me/bot-api/overview
    

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